Esemokwu nke otu n'otu na-egosi na ị na-enweta nlezianya na-enye ume iji nweta ụgwọ ọrụ ndị metụtara ụgwọ ọrụ: ihe gbasara nrịba ahụ (2009)

2010 Jenụwarị 1. Bipụtara na ikpeazụ edezi ụdị dị ka:

 

ANYANWU BATARA B. FLAGEL,* HUDA AKIL,* na TERRY E. ROBINSON

Mbubre ọhụụ nke onye bipụtara edemede a dị na Neuropharmacology
Hụ ihe ndị ọzọ na PMC na ebe isiokwu e bipụtara.

Summary

Ọgwụ nke iji ọgwụ ọjọọ eme ihe na-enweta echiche nchịkwa dị iche iche na echiche na omume ndị esiteghi na nsonaazụ nke ọgwụ n'onwe ha, kamakwa na ịkọwa onwe onye. Ndị ahụ riri ahụ enweghị ike ịkwụsị echiche ha na omume ha ka ha kwụsị iji ọgwụ ike na mkpali metụtara ọgwụ ọjọọ. Ya bu na ihe riri aru, ikpughere ebe ma obu ihe (ihe) ndi nke ejikọburu ya na ị drugụ ọgwụ ọjọọ na-ebulite ị reneụ ọgwụ ike. Anyị na ndị ọzọ edegharịala ihe ndị metụtara ọgwụ iji nweta ikike iji dozie ma wulite omume ị drugụ ọgwụ ọjọọ na akụkụ n'ihi na ha na-enweta ihe mkpali na-akpali akpali site na mmụta Pavlovian (ihe mkpali). N'ihe banyere nsogbu nrụrụ aka nke mmanye, tinyere ihe riri ahụ, enwere ike ịpụta atụmatụ ndị ahụ na uru mkpali sitere na mkpali ("mkpali nwere ume"). Maka nke a, anyị amalitela ịchọpụta ọdịiche ndị mmadụ n'otu n'otu na ebumnuche na-eme ka mmadụ nwee ike itinye ọnụ na-enweghị isi na njiri mara amụma. Mgbe atụpụrụ iche maka etu esi enye onyinye ma ọ bụ ụgwọ ọgwụ ọ bụla, ụfọdụ anụmanụ na-abịa ngwa ngwa bịaruo nso mee ihe ahụ ọbụlagodi na ọ dị n'ebe dị anya ebe a ga-eweta ụgwọ ahụ. N'ime ụmụ anụmanụ ndị a, ụgwọ ọrụ na-ebu amụma ga-adọrọ mma, na-arịọ ka ọ bịaruo ya nso, n'ihi na a na-ekwu na ọ bụ mkpali nwere ume. Aremụ anụmanụ ndị na-etolite ụdị nzaghachi a na-akpọ "ihe nrịbama-akara". Anumanu ndi ozo, “ndi na acho uzo ihe”, adighi abiaru ugwuu ahuhu ugwo na ntughari, kama ha gosiputara ihe ichoro, ha naara ozugbo ebe aga eweputa nri (“ebumnuche”). Maka ndị na-achụ ebumnuche na-akwụ ụgwọ-amụma amamịghe adịghị mma, dịka a ga-ekwu na ntinye aka na-enweghị isi. Anyị na-elele ebe a data mbido na-enye echiche na ọdịiche ndị a n'otu n'otu na ebumnuche na -eme ka a na -eme ka mmadụ na -eme ihe na - akpata ụgwọ ọrụ nwere ike ịbelata ọghọm ma ọ bụ iguzogide ọgba aghara akparamàagwa, gụnyere ihe riri ahụ. Ya mere, odi nkpa, imuta otesi nmekorita nke gburugburu, akparamària na omuma mmadu n’ikpebi etu ndi mmadu n’enye echiche mkpali inye ulu.

Keywords: ihe riri ahu, inyocha onwe, ihe nlere, ihe nlere anya, mmanu ndi mmadu, ihe nlere Pavlovian, ndebanye

Okwu Mmalite

Nsogbu kasịnụ n’ịgwọ ọrịa ọgwụ riri ahụ bụ mmetụ nke ndị ọgwụ riri ahụ ịlaghachi azụ n’azụ oge mgbe ịkwụsị ị useụ ọgwụ ọjọọ. N'ezie, nsonaazụ kachasị atụmanya nke nchọpụta ọgwụ riri ahụ bụ oge 90% nwere ohere ịlaghachi (DeJong, 1994), nke a bụ akụkụ nke mmetụ uche na mkpali metụtara ọgwụ. Ọmụmaatụ, mgbe ndị riri ahụ zutere ihe ndị metụtara ọgwụ nchịkwa (ndị mmadụ, ebe, ngwa, wdg) na-akpalite mmụọ ịchọ ọgwụ ọjọọ na / ma ọ bụ agụụ maka ọgwụ ahụ (maka nyocha lee. Childress et al., 1993). Otu ihe kpatara echiche ndị metụtara ọgwụ ọjọọ nwere mmetụta ndị a bụ n'ihi na mgbe enwere ike ijikọ mgbakwunye gburugburu ebe obibi na nchịkwa ụgwọ ọrụ, gụnyere ọgwụ ndị na-eri ahụ, ihe mkpali dị otú a abụghị naanị dịka ndị na-ebu amụma na-abịanụ, kama site na Pavlovian (ihe mkpali- mkpali) ịmụta ha na-enweta ihe na - akpali akpali ihe ha na - akpali -Berridge, 2001; Bindra, 1978; Bolles, 1972; Toates, 1986). A na-akọwapụta ihe na-enyere mmadụ aka ịnụ ọkụ n'obi Berridge (1996) dika mgbanwe nke ihe ozo dika ihe nlere anya dika ihe nlere anya dika ihe imaara nke oma. Nke ahụ bụ, site na ihe ọmụma sensọ nke Pavlovian banyere ụgwọ ọrụ na ihe ha chere (nlegharị anya, ụda na isi) ka a gbanwere ka “ihe na-adọrọ adọrọ, chọrọ, na-akpali akpali” (Berridge na Robinson, 2003). N'ihi ya, ihe na-akpali agụụ mmekọahụ nwere ike ibu ihe ndị ọzọ na-akpali.Berridge, 2001) ịbịaru nso na ha, dịka nke omume Pavlovian obibia nsoro ihu kwupụta ụgwọ ọrụ na akara ha (lee anya n'okpuru na Cardinal et al., 2002a). Tomie (1996) ekwuola na mgbe agbakwunyere ụdịrị ihe ahụ na ngwaọrụ na-eweta ọgwụ, dị ka iko ọpụrụiche pụrụ iche na-eji a alcoholụ mmanya ma ọ bụ ọkpọkọ ndị a na-a smokeụ sịga, ihe ndị a nwere ike ịkwalite usoro mgbakwunye nke akparamagwa nke agwa ahụ riri ahụ.

A na-eche na ihe mkpali nke ihe nlebara anya nke Pavlovian, ikike ha nwere imeghari mmadu n'ime ihe, bu isi nke ikike nke ihe ndi ozo na ogwu (na ebe) ha abuo iji jigide ogwu achoghi ya.Everitt na Robbins, 2000; Schindler et al., 2002na iweghachi omume ị na-achọ ọgwụ ma ọ bụ nlọghachị n'oge ịnọ (dịka, Kruzich et al., 2001). Agbanyeghị, anyị ga-ewe iwe ma ọ bụrụ na anyị ebughị ụzọ kwuo na ụzọ ndị ọzọ siri pụta (ọkachasị ọnọdụ) jikọtara ya na ọgwụ ọjọọ nwere ike imetụta akparamagwa ọgwụ na ịlaghachi azụ. Iji maa atụ, ntụpọ metụtara ọgwụ ọjọọ nwere ike bụrụ ihe mkpali ịkpa oke, “isetịpụ oge” maka omume ị -ụ ọgwụ.Skinner, 1938). Ememe oge ana - eme onodu ma obu ihe omume nke n’enweghi aka ha n’adabere na nzaghachi ma obu ikwusi mmeghari, kama ime ihe n’usoro iji hazie otu esi enye aka inweta onyinye na / ma obu omume nke onodu nzuko Pavlovian (Holland, 1992; Rescorla, 1988; Schmajuk na Holland, 1998). Mkpali dị otú a nwere ike inwe mmetụta siri ike na omume ịchọ ọgwụ. Ọmụmaatụ, (Ciccocioppo et al., 2004) gbagoro na mkpali edemede nwere mmetuta metụtara a otu cocaine njikwa onwe ya nwere ike iwepu akparamagwa cocaine siri ike rue otu afo mgbe omumu ihe banyere Cocaine diri. N'otu aka ahụ, ọnọdụ dị iche iche na-abụkarị oge iji setịpụ oge maka ịchọ ọgwụ dị ọhụrụ (Crombag na Shaham, 2002) ma nwee ike ịgbanwere echiche nke omumeAnagnostaras na Robinson, 1996; Anagnostaras et al., 2002). N’ezie, ikpughe ọgwụ n’onwe ya (onye isi ọgwụ) nwere ike ịdị na-ebute nlọghachị / ịnabataghachi akụkụ n’ihi na ntụgharị uche nke ọgwụ ahụ mepụtara nwekwara ike “dozie oge” maka ịchọ ọgwụ ọzọ, n'agbanyeghị na nke a bụ ajụjụ kedu ihe usoro ọgụgụ isi dugara na mmanya mbụ, puff ma ọ bụ ogwu. Anagaghi aghota ókè “usoro iji” otutu ihe ndi mmadu di ka ihe mkpali na-akpali.

Ọtụtụ nchepụta ahụ riri ahụ amatala ọrụ na-akpali ọnọdụ Pavlovian n'ịdọrọ ụmụ mmadụ gaa na mkpali metụtara ọgwụ na isi mmalite nke ọgwụ riri ahụ, na nlọghachi (Di Chiara, 1998; Everitt na Robbins, 2005; Robinson na Berridge, 1993; Stewart et al., 1984; Tomie, 1996; Tomie et al., 2007), mana enwere nnwale ole na ole iji mụọ usoro a. N’otu ihe atụ Lee na ndị ọrụ ibe (Kruzich et al., 2001) kọwaara na ntụpọ ahụ nwere klas nwere ike ịmaliteghachi omume ịchọ ọgwụ. Mana imirikiti ọmụmụ ụlọ ọgwụ gbasara etu ihe si emetụta ndị na-achọ ọgwụ na ị nweta ọgwụ, mkpakọrịta mbụ dị n'etiti mbịpụta na ịnye ọgwụ ike na ọnọdụ mmụta, ebe egosiri na ọgwụ na-egosi na otu ihe. N ’ọmụmụ ndị a, dịka ọmụmaatụ, a ga-azụ anụmanụ ka ọ nwee ike ịpịa aka iji nweta ọgwụ infusion ọgwụ, ya na ngosipụta ngosipụta (dịka ọkụ). A na-amụkwa akwụkwọ ịkpọghachi mkpụrụ sitere na ọnọdụ mkpochapụ (mgbe ọgwụ ahụ adịkwaghị), mgbe ọzachara azịza ike nke cue metụtara ọgwụ (dịka ọkụ) iji nwetaghachi omume ịchọ ọgwụ. Yabụ, n'oge ule nnabata nke omume agwa ịpịa ihe, nke rụpụtara ọgwụ na ọkụ ugbua, na - ebute nsonye nke ìhè naanị (maka ntụle Shaham et al., 2003). Ya mere, onu nwere ike ịrụ ọrụ dịka onye na - akwado ọnọdụ (nke abụọ), na - ewusi ọrụ ahụ na - arụpụta ya ike. N’ebe ụmụ mmadụ nọ, ihe ndị metụtara gburugburu ha na iji ọgwụ eme ihe na-adịkarị tupu ịbanye na ọgwụ ahụ - ha anaghị apụta na mberede n'ihi ị consequụ ọgwụ ahụ. Ọzọkwa, n’ihe riri ahụ, ihe ndị na-eme ka mmadụ laghachi azụ ma ọ bụ na-enwe agụụ n’ozuzu ya ebu omume iji nweta ọgwụ ọjọọ, ha anaghị eso ha; ntụgharị, ha na - eme dị ka ihe mkpali na - akpali onye ahụ ime ihe ọ bụghị ịkwado ihe esetịpụrụ nke mbụ (Stewart et al., 1984).

Ya mere enwere otutu ihe omuma banyere nsogbu onodu ojoo nke Pavlovia na ochicho ogwu ma obu omume. Imirikiti ọmụmụ n'ọhịa na-etinye usoro na-eme ka o sie ike ikpebi etu omume si na-enyere aka na-achịkwa ihe omume (na-eme ka ihe merenụ pụta na mbụ) na mkpali ndị Pavlovian na-akpali ime ihe. Ọdịiche a dị mkpa n'ihi na usoro mmụta na akwara ozi banyere akwara mmụta nwere ike ịdị iche na usoro Pavlovian nke na-eme ka uru ya bụrụ ihe metụtara ọnọdụ na ebe a na-etinye ọgwụ (Cardinal et al., 2002a; Tomie et al., 2007). Ya mere, n’ịchọ ịghọta etu ihe ị drugụ ọgwụ si eme ka ọ jidesie omume ịchọ ọgwụ ike ogologo oge ọbụlagodi ọgwụ adịghị, yana etu ha nwere ike isi kwalite nlọghachị, anyị kwesịrị ịkachasị usoro ọgụgụ isi nke sitere na ụdị mkpali a salience (Berridge na Robinson, 2003), ma n'aka nke anyị depụtara ihe dị n'okpuru mkpụrụ osisi. Maka nke a anyị malitere ugbu a ịchọpụta ike nke ihe nzuzo Pavlovian iji chịkwaa omume (Flagel et al., 2008; Flagel et al., 2007; Uslaner et al., 2006), na ọkachasị ndịiche ndị mmadụ n'otu n'otu siri kọwaa ụdị omume ahụ. Ọrụ a bụ ụzọ mbido, mana anyị nwere olileanya na ọ ga-emecha mee ka anyị nweta nghọta na usoro akparamaagwa na akwara ozi sitere na njiri metụtara ọgwụ iji nweta ikike ịchịkwa omume na iri mmadụ ahụ. Na ndị na-eso nke a, anyị buru ụzọ tụlee ụfọdụ akwụkwọ akụkọ ihe mere eme banyere etu ndị nyocha siri nyochapụta njigide nke enweghị ike n'ihe ndị metụtara ụgwọ ọrụ, yana otu esi ekpughere nke a na akparamagwa, yana nyocha anyị n'oge na-adịbeghị anya banyere ọdịiche ndị mmadụ n'otu n'otu.

Ihe nbanye

Na Pavlovian oge gboo na-egosi ihe ngosi nke ihe nlere (onodu ihe onodu, CS) na ngosiputa nke ugwo (ihe mkpali a na - achoghi ihe obula, US), ya na ndi ozo ejikọtara ya na CS na-abata mmeghachi omume ọnọdụ (CR). Na omumu akwukwo mbu nke Pavlov jiri ugwo nri mee ka nkịta ya kpuchie ya na nzaghachi nye CS na-atụkarị ya bụ salivation, na-enye ọdịdị na CS wepụrụ nzaghachi na-agbanwe agbanwe dị ka nzaghachi na-enweghị isi (UR) nke US mepụtara. Agbanyeghị, mgbe enwere ikere ụmụ anụmanụ na mgbochi ha ma hụkwa omume ha, ọ bịara doo anya na ihe amụtara abụghị naanị nzaghachi mmeghachi omume dị mfe, n'ihi na n'ọnọdụ a, CS tụpụrụ usoro omume dị mgbagwoju anya, gụnyere omume ịrịọ nri (H. Liddell) , na-ebipụtabeghị, zoro aka na Timberlake na Grant, 1975). Ọtụtụ ọmụmụ na-esote gosipụtara na mgbakwunye na nzaghachi dị mfe, Pavlovian CSs na-ewelite ọnọdụ mmetụta uche na mkpali dị mgbagwoju anya nke nwere ike igosipụta n'ọtụtụ ụzọ (Rescorla, 1988). Ya mere, mgbe ụmụ anụmanụ nwere ohere ịmegharị na gburugburu ha, a na-ahụkarị na CR mejupụtara mbido mbụ nke CS (cue ma ọ bụ “ihe ịrịba ama)” soro ya gafee, yana itinye aka na ya ugboro ugboro (Brown na Jenkins, 1968; Hearst na Jenkins, 1974). Na mkpokọta, a kpọrọ mmeghachi omume CS-a kpọrọ “ihe nrịba ama”, maka na a na-eduzi agwa ndị a na-eche na ntuli aka, ma ọ bụ “ihe ịrịba ama”, nke ahụ buru amụma ụgwọ ọrụ. N'ụzọ dị ịtụnanya, ịbịanye aka na akara ga - ebido agbanyeghị na anaghị eme ihe ọ bụla maka anụmanụ iji nweta ụgwọ ọrụ ahụ; ya bu, odighi omume emekwusi. Rịba ama na a na-ejikarị okwu ahụ "emechi onwe" iji kọwaa usoro nke na -emepụta ụdị agwa a dị Pavlovian ụdị ọnọdụ a, ọ bụ ezie na “ịchegharị onwe onye” bụ ihe na-ezighi ezi n'echiche ahụ na usoro Pavlovian ọ dịghị nzaghachi na-eme ka ọ dị ike ma ọ bụ “na-akpụzi”; Hearst na Jenkins, 1974).

Site na imeghari ihe onyonyo ihe omimi nke CR dabere na umu anumanu, ya na udi CS na US. Edebere ya na mbụ enwere njiri mara dị n'etiti ụdị akparamagwa ndị metụtara iri uru na ndị a na-eduzi CS. N'ime ọmụmụ ya na ndị nkịta na ụgwọ nri Pavlov (1932) kwuru, "... anụmanụ nwere ike ịrara oriọna elektrik [CS], ma ọ bụ pụta na-etinye ikuku n'ọnụ ya, ma ọ bụ rie ụda ... na -echi egbugbere ọnụ ya na -eme mkpọtụ nke ịta ezé ya dị ka a ga-asị na ọ bụ okwu. inwe nri onwe ya ”(pg. 95). N’otu aka ahu, oburu na igosiputa ihe dika ekpomoku n’enye nnabata nri n’azu, umu oke ga-abiaru ma jigide lever anya dika nri onwe ya (Davey na Cleland, 1982). Mgbe ekpughere nduru na igodo ọkụ (CS) nke ejikọtara na ngosipụta mmiri (US) ha na-egosipụta usoro ị drinkingụ mmanya dị ọcha (nke zuru oke na ngagharị nke gullet) a na-eduzi ya na isi-ọkụ. Uzo omume a di iche na nzaghachi nke na-apụta na nduru na-esochi ihe onyinye nri.Jenkins na Moore, 1973; lee kwa http://go.owu.edu/~deswartz/introduction.html). Ọ dị mma ịmara na, mgbe ejikọtara CS na ohere iji otu nwanyị (US) tinye, nnụnụ kwel ndị JapanCoturnix japonica), n'ọnọdụ ụfọdụ, ga-abịaru nso na ịnabata ihe na-adịghị ndụ CS (Koksal et al., 2004, leekwa Burns na Domjan, 1996; Burns na Domjan, 2001).

Eziokwu ahụ na ngosi nke CS na-edugakarị na CR nke yiri omume nke a na-enweta site na ụgwọ ọrụ n'onwe ya (dịka, omume na-eri oke ọnụ) dugara n'echiche nke CS na-arụ ọrụ dị ka onye nnọchi anya US - “ihe mkpali na-eji dochie ihe”Pavlov, 1927; Staddon na Simmelhag, 1971). Ọ bụ ezie na nke a kwekọrọ n'ozizi ahụ CS na-ewere ihe na-akpali akpali nke ụgwọ ọrụ, n'oge gara aga ụfọdụ ekwuola na omume dị ka ngosipụta nke ihe mmetụta na - enweghị usoro mkpali ọ bụla. Berridge, 2001). Agbanyeghị, anyị maara ugbu a na CSs na-ewelite mmeghachi omume ndị a na-enweta ihe atọ dị mkpa nke mkpali mkpali (Berridge, 2001; Cardinal et al., 2002a): (1) ha nwere ikike ha nwere ike ibute ebumnuche ha dika aka Pavlovian obibia ma ọ bụ omume itinye akara (dịka. Flagel et al., 2008; Hearst na Jenkins, 1974; Peterson et al., 1972); (2) ha nwere ike itinye ike na ọrụ na-aga n'ihu, dị ka egosipụtara mmetụta ntụgharị Pavlovian-na ngwa-ngwa (dịka. Dickinson et al., 2000; Lovibond, 1983; Wyvell na Berridge, 2000); na (3) ha nwere ike iwusi ike mmụta nke ihe eji eme ihe ọhụụ; ya bu, ha puru ime dika ihe nlere nke onodu (dika. Di Ciano na Everitt, 2004; Williams na Dunn, 1991). Ọzọkwa, enwere ọtụtụ ihe atụ na-egosi na ụdị CS na-emetụta ụdị CS (lee Holland, 1977), na-atụ aro na omume ịdebanye akara esiteghị na ntinye mkpali dị mfe. Dịka ọmụmaatụ, ụdị CR nye CS nke buru amụma ihe oriri dị ezigbo iche ma ọ bụrụ na CS bụ onye na-enyere anyị aka, ma ọ bụ oke ndụ, ma ọ bụ osisi.Timberlake na Grant, 1975). Ya mere, a na-eche na ihe mberede CR gosipụtara na-egosipụta ịgbalite nke usoro mkpali dị mgbagwoju anya nke dị n'okpuru ọtụtụ ihe, gụnyere ọdịdị US na CS (Buzsaki, 1982; Davey et al., 1984; Jenkins na Moore, 1973; Moore, 1973; Timberlake na Lucas, 1985).

Egosiputara ihe omume di iche-iche banyere ugwo nke eji aru dika ndi US (maka nyocha lee Boakes, 1977; Hearst na Jenkins, 1974; Tomie et al., 1989) Enwere ọtụtụ ihe atụ ebe nlele metụtara ụgwọ na-adị mma nke ukwuu nke na ha na-eme ka ihe dị ka nke na-akpata mmekpa ahụ na omumeBoakes et al., 1978; Breland na Breland, 1961; Hearst na Jenkins, 1974; Williams na Williams, 1969). N’egwuregwu ochie, a kpọrọ '' agwa ọjọọ nke ihe dị ndụ ''Breland na Breland, 1961, 1966A zụrụ azụ, a na-enye raccoon ịdọnye mkpụrụ ego n ’osisi site na oghere iji nweta ụgwọ ọrụ nri. Rọvanọ bidoro ọrụ a na-enweghị oge, mana na ozokwa ọzụzụ yiri ka ọ gaghị enwe ike ịhapụ mkpụrụ ego ahụ, na-eji nkeji ole na ole na-ejide ya na aka aka ha - ịta ata, na-ede akwụkwọ, na-asa ma na-asa mkpụrụ ego ahụ - dị ka a ga - asị na ha na - achọ ihicha ihe achịcha nri - ma tinye mkpụrụ ego ahụ ugboro ugboro n'ime oghere ahụ wee dọpụta ya na-atọhapụ ya. Mkpụrụ ego ahụ n'onwe ya nwere nnukwu uru dị egwu, ebe ọ bụ na ugolo mmiri na-ala azụ ịhapụ ya, n'agbanyeghị na ijigide ya na-egbu oge ma ọ bụ gbochie nnata nri. Ihe atụ ọzọ na-atọ ụtọ, a na-akpọ 'enweghị nchịkwa na-adịghị mma', bụ nke kọwara ya Hearst na Jenkins (1974), onye jikọtara ọkụ nke isi bọtịnụ n'otu nsọtụ nke igbe dị ogologo yana nnyefe nri na-esote njedebe nke njedebe. Agbanyeghị na achọrọ nzaghachi iji nweta nri ahụ, nduru malitere ịbịakwute ma na-achọ obere ọkụ ahụ ugboro ugboro, n’agbanyeghi na ime nke a gbochiri ha iweghachi nri ahụ, nke dị na nsọtụ ọzọ nke igbe ahụ naanị obere oge. Omume a dịgidere n'agbanyeghị eziokwu ahụ bụ na agụụ na-agụkarị ndị ọ na-achị. Mmadu ga eche na oburu na nduru jiri aka ha laghachi na nzaghachi nye ndi di anya CS (ma mechatara weghachi ma rie ha ugwo a) ha gha eme ya. Uzo ihe nlere anya a dika nke a huru na ihe riri nne ebe obu na obi uto sitere na nnwaputa gara aga ma odi ka odika nnwere onweTomie, 1996). Ọzọkwa, enweghi njikwa ihe mgbochi (ya bụ, omume maladarect) pụtara na ụmụ anụmanụ na ihe nrịbama bụ njiri mara nke agamnihu ma jukwa na -eme omume a na omume iri mmadụ na nsogbu mmetuta ndị ọzọ.Tomie, 1996; Tomie et al., 1998).

Ihe omumu a edeputara na nkwekorita ya na otutu ndi ozo gosiputara na ntinye aka abughi n'ihi “nkwenye mberede” na nzaghachi ma oburu na mbu nke nkwuwa okwu (lee. Gamzu na Williams, 1971; Killeen, 2003; Lajoie na Bindra, 1976; Timberlake na Lucas, 1985). N'agbanyeghị nchoputa ndị a, ụfọdụ ndị ọrụ nyochara ajụjụ banyere ọrụ nke usoro Pavlovian (mkpali mkpali) na omume ndebanye ma kwuo na omume dị otú a nwere ike ịbụ n'ihi nkwenye mmeghachi omume (dịka, lee. Farwell na Ayres, 1979; Locurto et al., 1976; Locurto, 1981; Myerson et al., 1979; Sanabria et al., 2006; Wessels, 1974). Dịka ọmụmaatụ, mgbe ọzụzụ gbasara onwe ejiri nke oke wee zụlite akara-akara CR, Locurto na ndị ọrụ ibe (1976) bufee ụmụ anụmanụ na usoro mmefu ahụ. Na usoro a, ọ bụrụ na ụmụ anụmanụ kpọtụrụ CS-lever ụgwọ nri o gbochiri. Omumu ihe omumu gara aga gosiri na onodu a ka nduru na-aga n’ihu inweta oku nke isi CS, obu ezie na onodu di ala, nke ewere ya dika ihe akaebe na adighi emezi omume ahu site na nkwenye mmeghachi omume (dika, Williams na Williams, 1969). Na ntule ndịiche, Locurto et al. (1976) Kpesa na n'okpuru ọnọdụ ndị a oke kwụsịrị ịkpọtụrụ CS-lever, nke ha weere iji gosi na agbagha omume ahụ site na nkwalite mmeghachi omume. Agbanyeghị, ọbụlagodi n'ọmụmụ ihe nke ikpeazụ a nwere ihe akaebe doro anya na CS-lever nọgidere na-enwe ihe mkpali maka ọnọdụ Pavlovian n'ihi na Locurto na ndị ọrụ ibe (1976) kwukwara na topography nke nzaghachi ọnọdụ elele dị iche dabere na nhazi nke iji kwado ya (ya bụ, imegharị onwe ya na ihe ozifi). Tupu ịmalite usoro nhụchasị ahụ CR nwere ịgakwuru onye na-elekọta ọnụ na ịkpọtụrụ ya (ya bụ, ịta ahụhụ na ịkọ ya). N’oge ọgbụgba ahụ, ụmụ anụmanụ gara n’ihu ịbịakwute ma gosipụta omume nyocha (ya bụ, sniffing) tụbara CS-lever, mana kwụsịtụrụ ịkpọtụrụ ya n’anụ ahụ. Nchọpụta ndị a na-egosi na ọbụlagodi n'ọnọdụ ngbanyeghị ọnọdụ CS-lever nọgidere na-enwe ihe na-akpali akpali — oke ndị ahụ nọgidere na-agakwuru ma na-elebara ya anya, na ihe ha mụtara bụ izere ịkpọtụrụ ya ozugbo. Ha gbochiri naanị njikọ Njikọ na akparamagwa nke dị Pavlovian CR (lee kwa Stiers na Silberberg, 1974). Ya mere, ọbụlagodi data ndị a kwekọrịtara na nkwubi okwu a (CR) ịbịanye aka na ntinye dabere na mmụta Pavlovian ọ bụghị nkwalite mmeghachi omume, ma kọwaa n’ihu ike nke ọnụ ọgụgụ Pavlovian iji nọgide na-enwe omume ọbụlagodi enweghị nkwalite mmeghachi omume.

-Banye-akara na usoro metụtara ọgwụ

Tomie (1996) bụ n'etiti ndị mbụ ịkọwa myirịta dị n'etiti agwa nnabata nnabata Pavlovian na akara nke ị drugụ ọgwụ ọjọọ, n'afọ ndị na-adịbeghị anya, ndị nchọpụta ọgwụ ọjọọ amalitela inyocha mmekọrịta a (Flagel et al., 2008; Flagel et al., 2006; Newlin, 2002; Tomie et al., 2007). Agbanyeghị, enwere ọmụmụ ihe pere mpe etu nkwupụta metụtara ọgwụ iji kwado CR-nsochi akara (Cunningham na Patel, 2007; Kearns et al., 2006; Krank et al., 2008; Uslaner et al., 2006). N’ezie, na nyocha 2005 Everitt na Robbins kwuru nke ọma (pg. 1482), “enwere ike iche na ụzọ Pavlovian na-etinye aka na maladarectly na-adọta mmadụ n’ebe isi ihe ndị na-eri ahụ riri ahụ dị… dị ka e mesiri ya ike n’ozi mmụọ nke riri ahụ. Agbanyeghị… ịgakwuru amụma nke ọgwụ… egosipụtabeghị nke ọma na nyocha ụlọ nyocha… ọ bụ ezie na… [ọ] na-ahụ nke ọma na ụmụ anụmanụ na-aza maka ụgwọ ọrụ ndị sitere n'okike. O nwere ike ịbụ… na akparamagwa nke CS na-ejikọ ya na ọgwụ ike na ndị na-eme ka ahụ nwee ume dị iche na nke a ”. Akuko nke oke na-eme na-akwado echiche a ọ bụghị ọnụnọ ọnya na-abịaru nso na cocaine ivineKearns na Weiss, 2004). Ọ bụrụ na ọ bụ eziokwu na “ọgwụ ọgwụ ike na ndị na-eme ka ahụ ike na-eme ka ihe dịgasị iche na nke a” ọtụtụ echiche nke ihe riri ahụ ga-achọ nyocha siri ike.

Agbanyeghị, enwere akụkọ dị ugbu a na ụmụ anụmanụ na-agaru nso echiche doro anya jikọtara na ịnye ọgwụ (Cunningham na Patel, 2007; Krank et al., 2008; Uslaner et al., 2006). Iji maa atụ, US nwere ọgwụ ethanol / saccharin nke ndị mmadụ riri ọnụ (Krank, 2003; Tomie, 2001; Tomie et al., 2003) ma ọ bụ amphetamine / saccharin ngwọta (Tomie, 2001) nwere ike ịkwado akàrà nnabata. Otu nchegbu na ọmụmụ ndị a bụ na ọ ga - ekwe omume ka ọ bụrụ ihe ngwọta dị mma karịa mmanya na - akwado ịbịaru nso, n'agbanyeghị na enwere mgbalị iji chịkwaa maka mgbanwe a. N'oge na-adịbeghị anya, Krank na ndị ọrụ ibe (2008) n’enweghị atụ gosipụtara ike nke ethanol-puered cue (light) iji wepụta akparamagwa akara na oke iji iji ethanol ethanol na-enweghị nsogbu dị ka US. Na mgbakwunye, usoro Pavlovian nwere ihu igwe na-ahụ anya na-ejikọta ya na intraperitoneal injections ethanol ka egosipụtara n'oge na-adịbeghị anya na ụmụ oke site na iji usoro ntụgharị ọnọdụ agbajigoro echere na-egosipụta omume nlele akara.Cunningham na Patel, 2007). N'ikpeazụ, egosiri etinyere ethanol iji mepụta mmetụta nnyefe nke Pavlovian (Corbit na Janak, 2007).

Imezu ihe omuma nke mbu iji gosiputa na ochichi nke ogwu nwere ike ikwado ntinye akara di na ya Uslaner et al. (2006). N'ime nnwale a, ngosipụta nke 8 nke ihe ga-enyere ndụ aka (CS) jikọtara ya na nzaghachi-onwe nnyefe ọgwụ mgbochi cocaine (US). E gosipụtara ụzọ asatọ CS-US gosipụtara n'usoro nhazi oge na-adị iche iche na-enweghị nhịahụ na usoro 900 sekọnd. Site na njikọta na lets na cocaine ugboro ugboro bidoro ịbịaru onye ukwu ahụ ntụkwasị obi na ọsọsọ, oke oke nabatara pseudorandom (ya bụ, anaghị akwụ ụgwọ) CS-US n'ihu. Nchọpụta ndị a dị iche na nke ndị kọrọ Kearns na Weiss (2004), anyị na-ekwukwa na nsonaazụ ndị a na-enweghị atụ bụ n'ihi ọdịiche nke usoro (maka nkọwa ahụ Uslaner et al., 2006). Kearns na Weiss (2004) ejiri oge dị obere dị mkpirikpi mee ihe, na ngosipụta CS-US na-ewere ọnọdụ na nkezi 90 sekọnd ọ bụla. N'ụzọ dị iche na ụgwọ ọrụ nri, neurobiological na mmetụta mmekọrịta cocaine na-adịgide karịa ogologo oge 90. O kwere omume na a ka na-ahụta ụdị njikọ ọgwụ gara aga na njikọta njikọta CS-US na-esote, na-eme ka o sie ike maka oke iji jikọta ihe omume ndị a. N'ezie Uslaner na ndị ọrụ ibe (2006) ejiri nke ọma rụọ ọrụ ogologo oge nke 900 sekọndị naanị mgbe ịhapụsịrị iji gosipụta akparamagwa njirisi na oge mkpirisi mkparịta ụka dị mkpụmkpụ.

N ’ọmụmụ nọọrọ onwe (nke anaghị ebipụta) na iji ahịrị bekee na-ahọrọ nke ọmaStead et al., 2006), anyị achọpụtala n’oge na-adịbeghị anya na anụmanụ nke bịanyere aka na CS na-ejikọ ya na ụgwọ ọrụ nri na-abịanyekwa aka na akara cocaine-CS; ebe ndị na-agba ọsọ anaghị agba ọsọ. Nchoputa ndị a na-egosi na ọdịiche ndị mmadụ n'otu n'otu na ịchịkwa akparamagwa site na ịkọwapụta ụgwọ ọrụ nri nwere ike metụta ụgwọ ọrụ ọgwụ. Ọ dị mkpa ịmara na topography nke CR na-apụta dị iche mgbe ejiri cocaine vs. nri dịka CS. Mgbe eji cocaine dika umu anumanu US adighi enwe ike ibute onye lever anya, ma gosiputa akparamagwa nke ihe nlere anya nke gunyere iku aka lever sochiri ya ma choputa ya na mpaghara ozigbo ozigbo.Uslaner et al., 2006), dị ka CR hụrụ mgbe a na-eji mkpali eletrọnk intracranial dị ka US (Peterson, 1975; Peterson et al., 1972; Phillips et al., 1981; Wilkie na McDonald, 1978).

Ọnọdụ chọrọ ntụgharị ihu na ntinye akara

Ọ bụ ezie na enwere ọmụmụ ole na ole iji usoro ịkpụzi ihe dịka ụzọ iji mụọ akụrụngwa mkpali nke ọnọdụ Pavlovian, enwere n'ezie, ọtụtụ ọmụmụ na-eji usoro dị iche iche -eche ọnọdụ ọnọdụ (CPP). N'ọnọdụ a, a jikọtara nchịkwa ọgwụ na-adịghị emekọ ihe ọnụ na ọnọdụ (ọnọdụ), yana nnu na onye ọzọ, na ụbọchị ule, anụmanụ nwere ohere abụọ ahụ. Ekwuru na umu anumanu gosiputara onye CPP ma oburu na ha etinyekwuo oge na onodu ogwu a Bardo na Bevins, 2000). A na-akọwakarị ọnọdụ nwere ntụpọ dị ka otu ụdị omume omume ọnọdụ Pavlovian ebe a na-eche na gburugburu ebe ọgwụ ahụ nwere njikọ mkpali ma nwee ọmarịcha, yabụ na 'adọtara ya' ya (Carr et al., 1989). A kọwapụtala CPP dị ka “ụdị ihere ịkpụzi ihu” (Newlin, 1992). Agbanyeghị, ọdịdị nke usoro ọgụgụ isi na-eduga na CPP bụ ihe gbara ọkpụrụkpụ (lee Cunningham et al., 2006). Agbanyeghị mmụta mbụ na CPP nwere ike ịgụnye usoro Pavlovian, omume n'ụbọchị ule nwere ike ọ bụghị igosipụta usoro ọnọdụ Pavlovian (McAlonan et al., 1993; White, 1996; White et al., 2005). Ọmụmaatụ, Cunningham et al. (2006) nweta CPP site na iji ihe mkpachasị anya gbara ọchịchịrị n'ọchịchịrị, ma na-arụ ụka na o nwere ike ọ bụghị n'ihi usoro ọnọdụ Pavlovian n'ihi na ụmụ anụmanụ enweghị ike ịchọpụta mkpali dị mkpa site na anya ma si otú a dọta ya. Ha rụrụ ụka na CPP bụ n'ihi nkwanyekwu ọnọdụ. Yabụ, nyere nghọta dị na ịkọwa onye CPP usoro kwesịrị ekwesị maka ịmụ “ịma mma” nke ihe ịma ọkwa Pavlovian nwere ike ịbụ ihe na-akpaaka. N’akụkụ ndị ọzọ nke akwụkwọ a anyị ga-elekwasị anya n'ọmụmụ ihe sitere na laabu nke anyị, yana ndị ọzọ, nke kpughere ọdịiche dị iche iche nke mmadụ na oke nke ọnọdụ Pavlovian nwere inweta ihe na-akpali akpali, nke anyị na-eche echiche nwere ike itinye aka na mmerụ ahụ riri ahụ.

Ndịiche iche na njirimara nke inye aka na ntinye anya n'ihe metụtara ụgwọ ọrụ: akara-nsuso vọta na mgbaru ọsọ.

Dịka anyị kwurula, mgbe egosiri ike (CS) gosipụtara ya ugboro ugboro na ntinye ụgwọ ọrụ (US) ọtụtụ azịza dị iche iche nwere ike pụta bụ ihe na-adị na mmekọrịta a (CRs), na topography nke CR dabere. ọtụtụ ihe, gụnyere ụdị ma ọ bụ ụdị anụmanụ ahụ (Boakes, 1977; Kearns et al., 2006; Kemenes na Benjamin, 1989; Nilsson et al., 2008; Purdy et al., 1999), ọdịdị nke CS na US (Burns na Domjan, 1996; Davey na Cleland, 1982; Davey et al., 1984; Domjan et al., 1988; Holland, 1977; Jenkins na Moore, 1973; Peterson et al., 1972; Schwam na Gamzu, 1975; Timberlake na Grant, 1975; Wasserman, 1973), ọnọdụ oghere na nwa oge n'etiti CS na US (Brown et al., 1993; Costa na Boakes, 2007; Holland, 1980a; Silva et al., 1992; Timberlake na Lucas, 1985), inwe ahụmịhe gara aga na CS ma ọ bụ US (Boughner na Papini, 2003; Engberg et al., 1972; Gamzu na Williams, 1971Ọnọdụ anụ nọ n'ime anụ ụlọ (Berridge, 2001; Boakes, 1977; Davey na Cleland, 1982; Toates, 1986; Zamble et al., 1985; Zener, 1937). Ejikọtara ọnụ, ihe ndị a niile na-atụnye ụtụ ọnọdụ mkpali nke anụmanụ ma si otú a na-emetụta ogo nke CS na-enweta ihe na-akpali akpaliLajoie na Bindra, 1976).

Agbanyeghị, ọbụlagodi mgbe a zụrụ ya n'okpuru ọnọdụ ọgbụgba, enwere ike inwe nnukwu ọdịiche dị na mmadụ. Ihe ọmụma anyị Zener (1937) bụ onye izizi ịkọwa ọdịiche ndị dị otú ahụ n'otu n'otu mgbe a zụrụ anụmanụ site na iji usoro nhazi oyi Pavlovian. Zener (1937) jikọtara mgbịrịgba na nnyefe nri, mana dị iche na ọtụtụ Pavlov's (1932) nnwale izizi ndị nkịta dị n'ọmụmụ ihe Zener ejideghị ya. Ọ bụghị naanị nke a kpughere ịdị mgbagwoju anya nke CRs na-etolite, kamakwa nnukwu ọdịiche ndị mmadụ n'otu n'otu. Zener (1937) kọrọ na mgbe ọzụzụ ụfọdụ ụfọdụ nkịta zaghachiri CS na “nlele mbụ na mgbịrịgba” sochiri “nkwụsi ike… na ebe nri…”, ebe ndị ọzọ gosipụtara “mmegharị dị nta ma nwekwaa anya ịbịakwute ọnọdụ ahụ nwere ọnọdụ… soro site na inye nkwado n'ikpeazụ ka ọ baara gị uru iri nri, usoro nke Zener kọwara dịka “ihe ịtụnanya” (pg. 391). Nkịta ndị ọzọ na-emegharị, na-elegharị n'agbata mgbịrịgba na panti nri.

Mgbanwe iche nke mmadụ na topography nke CRs nke mkpali na-ebu amụma banyere nri enwetabeghị nlebara anya ọzọ ruo mgbe 1977 mgbe Boakes kọwara ọdịiche nke onwe ya na oke. Boakes (1977) jiri usoro eji egbochi onwe ya nke ihe ọkụkụ dị mkpụmkpụ nke onye na-ahụ maka ọnya na-esote ya na ntinye aka na pellet na-enweghị ihe enyemaka. Ọ kọrọ na n'oge ngosi CS, ụfọdụ oke na-agakwuru ma kpọtụrụ onye na-arịa ya wee gaa traktị nri mgbe ọ kwụsịrị CS, nke yiri nke ahụ akọwapụtara na mbụ (Hearst na Jenkins, 1974). Agbanyeghị, n’elu CS gosipụtara òké ndị ọzọ gara ebe a ga-ekenye ha nri, n’oge nke CS na-arụkwa traktị ahụ ugboro ugboro. Boakes (1977)dị ka ndị bu ya ụzọ (Hearst na Jenkins, 1974), akpọrọ CS maka ịkpọ ihe (ma ọ bụ akara)ntinye akara"Ma, maka ịta atụ, zoro aka na CS-evoked gaa ebe a ga-ebuga nri ahụ"mgbaru ọsọ, ”Anyị ga na-ejikwa okwu a mee ihe ebe a. N’ezie, ihe puru iche nke ma obu ihe ndebanye ma obu ihe nlere bu ihe an’akwukwo onodu nke onyonyo a n’azu (CS) ma belatara mgbe ewepu nri (US) ma obu n’egosiputa ya n’edabereghi na CS.Boakes, 1977). Boakes (1977) chọpụtakwara na mgbanwe na ike nke nkwalite ike na-emetụta oke omume omume pụta. D nyefee nri na ọkara nke ọnwụnwa dị irè karị n'ịmepụta akara akara CR karịa ma ọ bụrụ na anapụta nri na ọnwụnwa ọ bụla, nke na-abawanye CR na-achọ mgbaru ọsọ. Gbanwe ọkwa nri napụrụ ndị mmadụ ihe ha nwere nwere obere mmetụta, mana enwere ike ịtụ ha (Boakes, 1977).

Nyere mkpa nke sitere na nhazi ọnọdụ ọnọdụ Pavlovian n'ịchịkwa akparamagwa, na ihe riri ahụ — isiokwu abụwo ọtụtụ ọmụmụ na nyocha (dịka. Cardinal et al., 2002a; Day na Carelli, 2007; Tomie, 1996; Tomie et al., 2007) —N’abughi ihe ijuanya na enweela otutu omumu jiri aka ha tulee ihe nlere-anya na ihe mgbaru ọsọ CRs site na nyocha mbu site Zener (1937) na Boakes (1977). Otu nkọwa maka nke a nwere ike ịbụ eziokwu na n'ọtụtụ ọmụmụ nke omume ọnọdụ ọnọdụ Pavlovian ọnọdụ ndị ejirila ya anaghị ekwe n'otu oge nyocha nke nsuso-nsuso na ihe mgbaru ọsọ, ma ọ bụ kwado mmepe nke naanị otu CRs abụọ (maka mwepu lee Burns na Domjan, 1996; Nilsson et al., 2008). Agbanyeghị, enwere ọmụmụ ihe ole na ole gbasara ọnọdụ ndị dị mma maka itinye akara na ntinye ihe mgbaru ọsọ CR. Iji maa atụ, iji ntụ, Davey, Cleland na ndị ọrụ ibe (Cleland na Davey, 1983; Davey na Cleland, 1982; Davey et al., 1981) kọọrọ na ntinye ihe ịrịba ama na - eme ka onye na - ahụ ihe ngosi nwere ihe jikọrọ ya na nri nri, mana ọ bụghị na nyocha nke CS. Ihe mmeghachi omume kachasi ike nke ihe ana - eme bu ihe nlere anya bu ihe eji enyocha ihe, na obere agwa agwa agwa CS. Emebere ya na ịbawanye ogologo oge ma ọ bụ ohere dị n'etiti CS na US na-ebute nsonaazụ nzaghachi ihe nrịba ama na mmụba na nzaghachi ihe mgbaru ọsọ.Brown et al., 1993; Costa na Boakes, 2007; Holland, 1980a, b; Silva et al., 1992).

Agbanyeghi na enwego nnyocha banyere onodu na-eduga na mmepe nke ndebanye akara na CR-nke na-elebanye anya na ihe mgbaru ọsọ, odighi ihe nlebara anya banyere ndi mmadu di iche na ntinye aka ha imeputa otu ma obu CR. Anyị chere na nke a nwere ike ịbụ ebe dị mkpa maka ọmụmụ ihe n'ihi na ọ na-enye ụzọ iji nyochaa ọdịiche ndị mmadụ n'otu n'otu na-egosi na ha ga-eme ka mkpali dị mma pụta n'ihe ndị na-ebu amụma banyere ụgwọ ọrụ. Tomie et al. (2000) akọpụtawo ọdịiche ndị mmadụ n'otu n'otu na arụmọrụ akuko CR (ya bụ, iji nwee ike banye-akara) site na iji ụdị nnwale na-achọpụta mgbanwe ndị metụtara nrụpụta corticosterone na-akpata nchekasị na ọkwa mesolimbic nke monoamines. Kpọsị, Tomie (2000) hụrụ ndị ahụ gosipụtara nzaghachi ihe nrịba ama banyere ọnye ozi nwekwara ọkwa dị elu nke corticosterone na-esote oge (leekwa. Nyocha 4 n'okpuru) na ọkwa anụ ahụ dị elu nke dopamine na DOPAC na njakịrị akwara, ala DOPAC / DA ntụgharị na caudate putamen, na ọkwa 5-HIAA na 5-HIAA / 5-HT ntụgharị na mpaghara ventral tegmental mpaghara (VTA ). Tomie na ndị ọrụ ibe (2000) kwubiri na profaịlụ neurochemical nke pụtara na oke oke yikarịrị ka ọ ga-aga-eso usoro ụfọdụ nke adịghị ike iji ọgwụ ọjọọ eme ihe. Tomie (1998) akọpụtakwala na oke oke na-eme omume nnabata ihe ịrịba ama dị egwu nwere ike bụrụ ihe na-akpali akpali, dịka a tụrụ ya na ntanetị ịhọrọ obere ụgwọ ngwa ngwa karịa ụgwọ ọrụ na-egbu oge.

Nyocha 4 

Nzaghachi Corticosterone tupu ma mgbe emechara izizi gbasara onwe. Ekwuputara data dị ka ọkwa corticosterone (Cort) pụtara (ng / ml) prior SEM tupu ọzụzụ (Nga; ma ọ bụ ọkwa basal) ozugbo ọzụzụ ọzụzụ mbụ (Post). ...

Ọrụ Tomie na ịdebanye aka na nri yana nri metụtara ethanol, yana otu omume a nwere ike isi nyere aka na mmepe nke iji ọgwụ ọjọọ eme ihe, kpaliri anyị ịmalite ịchọpụta ọdịiche ndị mmadụ n'otu n'otu na omume a. Ihe omumu mbu anyi lekwasiri anya n’usoro mmepe dika ichoro ihu oma nke ihe di n’ime ya n’abia n’enye ogwu n’enye ekwenye.Uslaner et al., 2006). Agbanyeghị, na ime nke a, anyị duziri ọmụmụ ihe site na iji nri dịka ụgwọ ọrụ, n'ime ọmụmụ ihe ndị a anyị hụrụ nnukwu ọdịiche dị iche iche mmadụ nwere na CR na-apụta mgbe ejikọtara onye na-enye ọkwa na mbupu pellet nri (Flagel et al., 2008; Flagel et al., 2007), dị ka akọwara ya Boakes (1977). Na nkenke, n'ọmụmụ ihe anyị, a na-egosi onye na-enye ìhè (CS) maka 8 sekọnd, ozugbo eweghachiri ya pellet nri banana na-ata (US) na ebe a na-anabata ihe dị nso 2.5 cm site na ọnọdụ nke CS-lever . Nnyefe ụgwọ a kwụrụ na nnwere onwe ụmụ anụmanụ (yabụ, enweghị ihe doro anya a na-akwadosi ike). Oge otu nwere ihe abụọ nke 25 CS-US gosipụtara n'usoro oge 90 nkeji, na-enwe otu nnọkọ (≈40 min) kwa ụbọchị. Oke abụghị nri a na-akọpụrụ mana ha na-erichakwa paịlị nri niile a napụtara. N'okpuru ọnọdụ ndị a, na-eji atụ nke ọgịrịga Sprague-Dawley dị nke azụmahịa, anyị achọpụtala na enwere ike ikewa anụmanụ ka ọ bụrụ nkewa n'abaghị atọ dabere na nzaghachi ọnọdụ nke na-apụta. Ihe dị ka otu ụzọ n'ụzọ atọ nke oke (akara-traktọ) na-abịa nso n'ụzọ kachasị mma ma jiri nwayọ na-arụ ọrụ maka ụgwọ ọrụ (CS-lever; lee; Mkpụrụ fig nke 1A, 2A, 2C na Na3) .3). Otu ndepụta nke nzaghachi ihe nlere-akara a bụ ugboro ole oke jiri oke wedara onye na-agụ ọrụ (Nyocha 2Cnke ọ na-eme nke ọma site na ijide ya na ịracha ya (Nyocha 1A). Mgbe a napụrụ onye na - agụ anụ ndị ahụ azụ ozugbo gaa napụta mpempe akwụkwọ nri. Odika uzo ato ndi oke (ndi na acho uzo ihe nlebara anya) di obere adighi aghota ihe di na CS.Nyocha 3), kama, na ngosipụta nke CS-lever ha na-amụta ime ngwa ngwa gaa ebe a na-ere nri, ha na-abịa tinye imi ha ugboro ugboro ka ha na-eche nnyefe ahụ (lee Mkpụrụ fig nke 1B, 2B na 2D). Otu ụzọ atọ nke oke (otu etiti) egosighi ngosi nnabata ọ bụla ma ọ bụ ihe mgbaru ọsọ, mana na-atọgbọ n'etiti oghere na ihe mgbaru ọsọ (lee. 2 ihe atụ na Na3; 3; Flagel et al., 2008; lee kwa Boakes, 1977; Zener, 1937). Anụmanụ niile, na agbanyeghị CR ha, weghachite ma rie niile ụdị nri na akparamagwa ha n'oge ọgbụgba mmekọrịta bụ otu ihe. Dika odi, uzo ihe ndebanye na ihe nlere-anya bu ihe anakpo onodu nke enyere onye aka (CS). Ọzọkwa, ọ bụrụ na CS-lever ngosipụta doro anya ọ bụghị jikọtara ya na inye nri, mana na-eme ya n'usoro, ma ọ bụ ihe nlere ma ọ bụ ihe mgbaru ọsọ na-enyocha ihe mgbaru ọsọ (data anaghị ebipụta).

Nyocha 1 

Ndi nnochite anya si na onyonyo nke oke eku abuo na (A) akara ngosi CR ma obu (B) CR. A na-eduzi CR-bịanyere aka na akara ga - CS-lever (n'aka ekpe nke ebe nri) yana mejuputara ma jide aka na ọnya. Na ...
Nyocha 2 

-Banye-akara na omume-akara mgbaru ọsọ Ekewara oke dị iche iche n'ọtụtụ atọ dabere na ọnụ ọgụgụ ọnụego ha 'lever presses' gafee oge ọzụzụ16. Oke ojii na-anọchi anya otu ụzọ n'ụzọ atọ nke anụmanụ nke kachasị ...
Nyocha 3 

Ndiiche na ihe ndi mmadu nwere ike ịbịaru onye ukwu a nti na iko nri (ya bu, iko iko nri; lee Boakes, 1977; Flagel et al., 2008). Dị ka Nyocha 2, okirikiri ojii na-anọchi anya ndị na-enyocha akara (ST; n = 14), okirikiri ndị mepere emepe na-anọchi anya ndị na-enyocha ihe mgbaru ọsọ ...

Ọ bụ ezie na ọdịiche ndị mmadụ n'otu n'otu na-apụta ìhè ọbụna mgbe ụbọchị ọzụzụ mbụ gasịrị, ọ dị mkpa imesi nke ahụ ike ma akara-nsuso na ịchụ ihe mgbaru ọsọ bụ asesụ amamịghe a na-eme ma ọ bụrụ na-emechi CS-US ugboro abụọ, otu CR ahụ na-ewepu ma CRs abụọ ahụ; ya bụ, otu ihe mkpali ahụ nwere ọnọdụ (lever; lee) 2 ihe atụ na Na3) .3). Maka ndị ntinye-ọnụnọ na ndị na-achụ ihe mgbaru ọsọ na-ejikọ CS-US ugboro abụọ na-amụba ohere nke ịbịaru n'oge oge CS na-egosipụta nke ọma ma ọ bụ ihe mgbaru ọsọ.2 ihe atụ na Na3), 3), vigor nke ha ji eme ihe ma obu ihe mgbaru ọsọ (Dee 2C na 2D, na ngwangwa ha ji agaru nso maka nzube ma ọ bụ ihe mgbaru ọsọ (Ihe osise 2E na 2F). Ọzọkwa, ebumnuche nke ndị na-egosi ọnye ịbịakwute onye na-akwụ ụgwọ maka ụgwọ ọrụ na maka ndị na-achụ ihe mgbaru ọsọ ịbịaru nso iko nri (mgbaru ọsọ) n'oge oge CS na-adịgide, ọbụlagodi na ọzụzụ ogologo. Na akụkọ anyị bipụtara (Flagel et al., 2008; Flagel et al., 2007) anyị na-egosi data site na naanị ụbọchị 5 nke ọzụzụ, mana n'ime Nyocha 3 anyi gosiputara na mbu edeputaghi iwu nke eji zuta umu anumanu maka ubochi nke 16 ma o doro anya na ozugbo etolite, akara akara na ntinye-uche CRs kwụsiri ike. N'ụzọ dị iche, site na iji ogologo ọzụzụ, oke dị n'etiti ndị na-etiti ahụ na-amalite ịmalite akara, ọ bụ ezie na ọ bụghị na ọkwa nke anụmanụ ndị ahụ bu ụzọ kọọ dị ka akara-ọnụnọ akara. Mmasị mbụ maka iko nri n'ime anụmanụ niile (ma ọ bụ enweghị mmasị mbụ maka onye na-etinye ya na ọnụnọ ndị na-abịanye aka na ya) ọ bụghị ihe ijuanya na e nyere ụmụ anụmanụ niile “ọzụzụ mbụ” iji weghachite pulati na iko nri (lee lee. Flagel et al., 2008).

Dabere na data ndị a, o doro anya na maka ndị na-egosi ọnụnọ na ndị na-achụ ihe mgbaru ọsọ na-egosi ụgwọ ọrụ (CS) na-enye ozi dị mkpa iji kwado mmụta. Na ma ndị ntinye-ọnụnọ na ndị na-achụ ihe mgbaru ọsọ na-ejikọ ụzọ CS-US rụpụtara na mmepe nke nzaghachi amụrụ a bụ nke a ga-ele anya maka inye CS. Nke ahụ bụ, CS bụ nha anya amụma ụgwọ ọrụ maka otu abụọ a, otu abụọ ahụ wee mebe mmeghachi omume, ma ihe dị iche bụ direction nke CR. Ndị na-egosi ọnụnọ na-abịaru nso ma jiri aka ya mee ihe maka ụgwọ ọrụ (lever) n'onwe ya, agbanyeghị na ọ nọghị ebe a ga-ekenye ya ụgwọ (iko nri). N'ụzọ dị iche, na ngosipụta nke CS-lever goal-trackers anaghị abịaru ya nso, kama were ya dịka ihe mgbaàmà maka nnyefe ụgwọ ọrụ na-abịanụ ma bịaruo ebe a ga-ebunye ụgwọ ọrụ ahụ (ya bụ, iko nri). Yabụ, ụdị nke na-eme dị ka amụma "CS1" ma na-akwado mmụta n'ime ụmụ anụmanụ niile "na-adọrọ mmasị" ma na-eme ka ọ bịaruo onwe ya nso na ụfọdụ, ọ bụghị ndị ọzọ.

Agbanyeghi na usoro akachabeghị edozigharị, o nwere ike ịba uru ịtụle nchoputa ndị a site na iji usoro eji eme iheBerridge, 2001; Bindra, 1978; Bolles, 1972). Dịka ekwuru n’elu, CS nke na-enweta ihe na-akpali akpali ihe eji eme ihe, ma ọ bụ na-eji mkpụrụ okwu Berridge (2001), ihe mkpali nke ejiri mmetụta na-akpali akpali, na-adọrọ adọrọ, nwere ike ịkpa ike na-aga n'ihu ma nwee ike mee dị ka ndị na-eme ka ọnọdụ sikwuo ike (na-ahụkwa Cardinal et al., 2002a). N'ime ndị na-enyocha akara CS na-adọrọ adọrọ, dịka eziokwu gosipụtara na ha na-abịaru ya nso. Dị oke mkpa, anyị achọpụtakwala n’ọtụtụ ọmụmụ a na-edebeghị ede na maka ndị ntinye akara ndị CS-lever na-arụ ọrụ dị ka onye na-eme ka ọnọdụ dịkwuo mma, na-ewusi mmụta nke azịza ọhụụ aka. Ya mere, maka ndị na-erimeri ihe nrịbama CS n’onwe ya na-enwetara ma ọ dịkarịa ala ihe abụọ na-akọwapụta ihe mkpali na-akpali, na-atụ aro na n’ime anụmanụ ndị a ka a na-ewere CS-lever site na iji ike eme ihe. N’aka nke ozo, n’ime ndi na-acho ihe omuma na CS adighi egosiputa onwe ya ka odi nma, n’ihi na ha adighi abiaru ya nso, na ihe obula, n’ime akwukwo omumu a edeputala anyi achoputala na ndi n’acho-ihe ndi CS-lever adighi adighi nma dika onodu. onye nkwado. N'ihi ya, maka ndị na-achụ ihe mgbaru ọsọ ebumpụta ụwa CS enwetaghị akụrụngwa ịkọwapụta nke ihe mkpali na-akpali, na-atụ aro na n'ime anụmanụ ndị a CS n'onwe-esighi na ntinye obi.

N'ihe banyere usoro usoro iwu a ọ dị mma iche echiche banyere ọdịiche dị n'etiti ndị na-enyocha ya na ndị na-enyocha ihe mgbaru ọsọ. O nwere ike ịbụ na ha adịghị iche na ike ha na -eme ka mkpali nwere ike ịbụ ihe mkpali kwa se ebe ekenyewo ya. Yabụ, maka ndị na-achụ ihe mgbaru ọsọ o nwere ike ịbụ na CS na-eme ka iwepụ onwe ya pụọ ​​na ya - na nke a na iko nri ahụ — ka ndị na-achụ ihe mgbaru ọsọ na-abịa ike iko iko ahụ na omume na -eme ka ebumnuche na-adịghị mma maka ya (Mahler na Berridge 2008, nkwukọrịta onwe). N’aka nke ozo, odi na ndi ngbaso ihe nlere na ndi CS na achoputa elele nke ugwo na omume ha ka ana eleghara ya karie site na ntinye mkpali (Toates, 1998). Na agbanyeghị, a chịkọtara data ndị a na-egosi na n'ime akara-trackers na-akwụ ụgwọ-amụma amụma onwe ya, CS, na-enweta mkpali ihe mkpali na ihe mgbaru ọsọ na-esochi ya. Ihe ọzọ na-adọrọ mmasị n’echiche nke ndịrịta iche ndị a bụ na ha na-atụ aro na ọ ga-ekwe omume ịhapụ ịtụfu amụma CS ma ọ bụ “akụkọ” nke ihe mkpali. Nyere na “ihe ngosi” na “mkpali” akụrụngwa nke ụgwọ ọrụ na-ebu amụma bụ ihe ga - ekwekọrịtakarị na uche mmụọ, a ga - echekwa na sistemụ irighiri akwara. Ọdịiche a nwere ike ịdị mkpa n'ịchọpụta usoro ndị ọgbụgba ọkụ na-esite na ya site na ntụnye metụtara ụgwọ ọrụ na-abịa na njikwa omume ma na-eche nyocha ọzọ.

Correlates nke akara-nsochi na omume-nsuso mgbaru ọsọ

Nzaghachi cocaine

Onye iche iche na ebumnuche na - eme ka mmadụ nwee ike itinye ihe ga - eme ka ọnọdụ na - eme ka ihe na - eme na ọnọdụ nke ụbụrụ na - arụ ọrụ na - emetụta ụbụrụ mmadụ. Usoro akwara ozi nke echere na ya na-emetụta oke nyocha nke dopaminergic site na VTA ruo isi nke ngụkọta akwara na njikọta ya, n'ihi na enwere ọtụtụ ọmụmụ na-egosi na ọnya ma ọ bụ njikwa ọgwụ nke sekit a na-egbochi ịnweta na ngosipụta omume ọnọdụ ọnọdụ Pavlovian.Cardinal et al., 2002b; Dalley et al., 2005; Day na Carelli, 2007; Day et al., 2006; Phillips et al., 1981). Ya mere, n'ọmụmụ ihe anyị mbụ anyị nyochara ma ihe nrịba ama na ndị na-enyocha ihe mgbaru ọsọ dịgasị iche na nzaghachi nye onye na-ere ọgwụ na-eme ka usoro dopaminergic ma bụrụkwa onye na-eri ahụ-cocaine. Anyị nyochara ma nzaghachi uche nke psychomotor dị na cocaine na nnabata maka mmetụ uche psychomotor na cocaine (Flagel et al., 2008). Rats buru ụzọ nweta Pavlovian ọzụzụ site na ụgwọ ọrụ nri dịka akọwara n’elu iji chọpụta etu ihe si emetụta ha — ma ọ bụ onye na-abịanye aka ma ọ bụ ihe mgbaru ọsọ - wee jiri cocaine gwọọ ya. Ndị na-ahụ maka ebumnuche na-enwe mmetụta dị obere karịa na locaotor na-eme ka ọgwụ cocaine nwee oge mbụ ha theụ ọgwụ ọgwụ (enwere otu dị iche iche n'otu n'ime usoro onyonyo atọ a nwalere), n'agbanyeghị na onweghị ìgwè dị iche iche na ike nke cocaine iji mepụta mmegharị isi ugboro ugboro. na-eso nnukwu ọgwụgwọ. N'ụzọ dị iche, ndị nrịbatara ama ama gosipụtara na-eme ka mmadụ nwee ọgụgụ isi ka ukwuu n'ihe gbasara uche mmadụ.Flagel et al., 2008). Yabụ, ọdịiche ndị mmadụ n'otu n'otu na ebumnuche nke ịbanye ma ọ bụ ihe mgbaru ọsọ na-esonye na ịnabata ụdị ọgwụ cocaine na-akpata — ịmata ihe nwere ike inye aka na mmepe ahụ riri ahụ. Mgbanwe dị iche na mgbanwe dabere na ahụmịhe nke ọrụ dopamine nwere ike itinye aka na ịgbasa echiche maka mmetuta psychomotor na anụmanụ ndị a (lee n'okpuru).

Neurobiological correlates

Ọ bụ ezie na edepụtara ya nke ọma na ọrụ dopamine na ngọngọ akwara (karịchaa isi) dị oke mkpa maka mmepe omume omume ọnọdụ Pavlovian (maka ntụle lee Kadinal na Everitt, 2004; Day na Carelli, 2007; Everitt na Robbins, 2005; Tomie et al., 2007), anyị bụ ndị izizi, iji mara ihe anyị, inyocha akwara ndị metụtara akwara ozi nke akara ịchụso na omume ịgbado ebumnuche. Anyị ejirila na ọnọdụ hybridization iji mụọ ọtụtụ mkpụrụ ndụ ihe metụtara dopamine (lee Flagel et al., 2007). Nke mbu, ekpebiri nha ọkwa mRNA mgbe enwetara ụbụrụ ozugbo ọzụzụ mbụ (≈40 min), na nchekwube na nke a ga - adị oke oge mgbe ahụmịhe ga - agbanwe okwu ngosipụta nnabata dopamine (D1R ma ọ bụ D2R), onye na - ebugharị dopamine. (DAT) ma ọ bụ tyrosine hydroxylase (TH) mRNA, ma si otú a na-enye nkwupụta nke “basal”. N'ime ọnọdụ a, ndị na-atụgharị ọnyà nwere ọnụọgụ dị elu nke dopamine D1R mRNA na njiri akụ ngwanrọ dabere na ndị na-enyocha ihe mgbaru ọsọ. Ihe nchoputa ndia kwekorita nke ndi Dalley na ndị ọrụ ibe (2005), onye kọrọ na ngwongwo D1R dị mkpa maka nkwalite mbido na nnata nke akara nnabata. Enweghị ndịiche dị iche na ìgwè D2R mRNA, ma ọ bụ na DAT ma ọ bụ ọkwa TH mRNA na VTA mgbe oge ọzụzụ mbụ gasịrị. Enwetara ụbụrụ site na otu anụmanụ dị iche iche mgbe ụbọchị 5 gachara na mmepe nke akara akara ma ọ bụ ihe mgbaru ọsọ mgbaru ọsọ. Ndị a nwere ike ịtụgharị uche maka mgbanwe mgbanwe mkpụrụokwu na-apụta dị ka nsonazụ nke mmụta. Mgbe ọzụzụ gachara, ndị na-egosi akara nwere ọkwa dị ala nke DAT na TH mRNA na VTA karịa ndị na-achụ ihe mgbaru ọsọ, yana nke D2R (mana ọ bụghị D1R) mRNA na njikwa akụ nucleus. N'iburu iche ndiiche di iche iche, o siri ike inyocha nsonaazụ anyị ozugbo n'ọkwa dopamine na DOPAC dị elu nke Tomie (2000) ẹwetde ke unam emi ẹnyenede udọn̄ ndibuana. Ka o sina dị, ọ dị ka mmepe nke akara nlebanye anya na CR-ihe mgbaru ọsọ na-esonye na mgbanwe ndị dị iche na sistemụ dopaminergic. O doro anya na a chọkwuru ọrụ iji chọpụta ọdịdị na uru ọrụ nke ọdịiche ndị a dị. N'ime omumu nwere ihe omuma Uslaner et al. (2007) na-adịbeghị anya kọrọ na ọnya nke ọnya subthalamic nke dị ukwuu na-eme ka nnabata-akara bịakwute akara ngosi metụtara nri ma ọ bụ ụgwọ ọrụ cocaine, na-egosi ihe owuwu a dịka akụkụ nke usoro akwara na-achịkwa njigide nke mkpali sitere n'ihe ndị metụtara ụgwọ ọrụ.

Nzaghachi nrụgide (corticosterone na locomotor na-aza ihe ọhụụ)

Mmekorita ihe omimi nke ozo nke ihe nmuta banyere ihe nrịba ama bu ihe di elu n’ime plasma corticosterone. Tomie na ndị ọrụ ibe kọọrọ na oke na-enweta ihe ngosi ejikọtara ọnụ nke CS-lever na nri US (nke yiri ụzọ e si mee ihe ebe a) na-egosipụta ọkwa corticosterone dị elu ma e jiri ya tụnyere ndị nọ na CS-US na-adịghị edozi ma ọ bụ na-enweghị usoro.Tomie et al., 2000; Tomie et al., 2004). Ọzọkwa, Tomie (2000) akọpụtala nkwekọrịta dị egwu n'etiti oge mgbasa ozi lever (ma ọ bụ omume nnabata akara) na nzaghachi corticosterone (ọ bụ ezie na enwetara ya site na 20th nnọkọ akpaaka). Ya mere, n'ime otu ndị ahụ akọwara n'ime Nyocha 2 anyị nwetakwara ọkwa nke plasma corticosterone site na nyocha nke ọdụdụ tupu yana mgbe emechara emechi mbụ. Corticosterone kwalitere nke ọma mgbe oge izizi gbasara onwe ya na ngalaba niile, mana ọ dị mma ịmara na e buliri ya elu n'anụmanụ ndị ga-emecha mara dịka ndị na-egosi ọnụnọ ndị na-enyocha ihe mgbaru ọsọ ma ọ bụ otu etiti (lee. Nyocha 4). Ihe omuma ndi a na-enye azịza ihe omimi nke na-egosi ndi di iche iche obuna mgbe ha nwesiri otu nkuzi. Anụmanụ na-egosi Nyocha 2 A na-eleba anya na mbụ maka nzaghachi akpa gburugburu ebe a na - eme akwụkwọ akụkọ, anyị achọtaghịkwa mmekọrịta ọ bụla dị mkpa n'etiti njikọta amamịghe ọhụụ — njigide akwụkwọ na-achọ ọhụụ-na omume ịdebanye aka na-esote (ya bụ, etu enwere ike isi gakwuru onye na-arịa ya; r2 = 0.06, P = 0.13), na-atụ aro na agwa abụọ a anaghị agbagha (hụkwa Belin et al., 2008).

Mmụta na-eji usoro oke dị iche iche akara

Anyị amalitela ikpughere ụfọdụ n'ime akwara ozi na akparamaagwa nke akara-nsuso vs. omume ịgbaso ebumnuche, yana otu nke a nwere ike isi metụta mmepe nke nsogbu akparamaagwa agwa (Flagel et al., 2008; Tomie et al., 2007). Ọzọkwa, ọ bụchaghị ihe doro anya na ihe kpatara esemokwu mmadụ na ibe ya maka ihe metụtara ụgwọ ọrụ, ọ bụrụ na omume, akụrụngwa ma ọ bụ mkpụrụ ndụ ihe nketa. Otu ụzọ nke ga - enyere anyị aka inyocha mmekọrịta dị mma maka gburugburu ebe obibi gụnyere ọmụmụ ihe oke oke. Site n'ọmụmụ ihe ndị a na - aga n'ihu, o doro anya na enwere ike ịzọọ akara ihe a ga - abụrịrị onye na - aga ebe a na - achọpụta ya. Agbanyeghị, o yikwara ka omume a ga - emetụta omume nne, ihe omume mmepe na ihe ndị ọzọ metụtara gburugburu ebe obibi. Yabụ, a chọrọ ọmụmụ ihe ndị ọzọ iji wepụ mkpụrụ ndụ ihe nketa, akparamaagwa na akwara ozi nke na-eme ka ihe dị iche iche dị mkpa iji ghọta ihe dị iche iche n'otu n'otu na-ebute nsogbu ịkpa agwa dịka ihe riri ahụ (dịka. Belin et al., 2008).

Mmechi: Ihe ndi riri riri ahu

Ọ bụ njirimara nke mkpali ihe mkpali (site na mmụta Pavlovian) na-ekwupụta ụgwọ ọrụ-ịkọ ọdịnihu dị mma, chọrọ, na "chọrọ" (Berridge na Robinson, 2003; Robinson na Berridge, 1993) —Na imebiga ihe ókè ma ọ bụ nnabata nke ihe na-eme ka mmadụ nwee ụdị echiche ndị a nwere ike itinye aka na mmepe nke nsogbu akparamagwa agwa (Robinson na Berridge, 1993). Echiche nke ihe metụtara ụgwọ ọrụ nwere ike bụrụ ihe na-adọrọ adọrọ n'ụzọ na-enweghị atụ ma nwetakwa nchịkwa na-enweghị isi abụghị echiche ọhụrụ. Otu onye na-agba chaa chaa kọwara ihe dị ịtụnanya nke ọma na otu n'ime ederede ederede ochie a ma ama na ụwa, Rig Veda, malitere na 1200 TOA (lee. O'Flaherty, 1981). N'ikwu okwu banyere dice onye na-agba chaa chaa kwuru, "egwu na-ama jijiji site na nnukwu osisi… mmenaanya m ka ha na ebugharị n’elu bọọdụ ahụ… Ogbe ahụ dị m ka ọ drinkụ mmiri nke soma… na-edebe m ịmụrụ anya ma nwee obi ụtọ"..." mgbe aja aja na-eweli olu ha ka a na-atụda, m na-agbago ọsọ megide ha, dị ka nwanyị na-ahụ n'anya "..." A na-ekpuchi mmanụ a theụ (a. ike anaghim karịa ndị na-agba chaa chaa. ”Site na iji okwu okwu dị ugbu a mee ihe, ọ dị ka ihe a na-ekwu sitere na ntinye siri ike.

Na mmechi, mmụta Pavlovian na-arụ ọrụ na maladaptively na-adọta ụmụ mmadụ na mkpali nke ọgwụ ọjọọ na isi mmalite nke ọgwụ ndị na-eri ahụ, na-eme ka ị nwee nlọghachi azụ (Di Chiara, 1998; Everitt na Robbins, 2005; Robinson na Berridge, 1993; Stewart et al., 1984; Tomie, 1996; Tomie et al., 2007). Dabere na akụkọ usoro iwu na nyocha ihe omimi a gosipụtara ebe a, anyị na-atụ aro na ọdịiche ndị mmadụ n'otu n'otu na ebumnuche na -eme ka isi mmalite nke ụgwọ ọrụ kwụọ ụgwọ ọghọm ma ọ bụ iguzogide nsogbu omume, Yabụ, anyị na-atụ aro na ọdịiche dị n'etiti ihe nrịba ama na ihe nlere-anya nke mgbaru ọsọ nwere ike ịnye ụzọ iji nyochaa ọdịiche ndị mmadụ n'otu n'otu na ebumnuche na-enye echiche ebumnuche na njiri mara ihe, yana ikike ha inweta nchịkwa na-enweghị isi.

Nkweta

Ọtụtụ ọrụ nke aka anyị gosipụtara na ihe odide a bụ nkwado site na onyinye sitere na National Institute of Duse Abuse to TER (R37 DA04294) na HA (R01 DA012286) na ntinye ọrụ mmemme nke gụnyere HA na TER (5P01DA021633-02). Ọrụ nke anụmanụ na-ahọrọ ka ejirikwa aka wee nweta site na Office of Naval Research rue HA (N00014-02-1-0879). Ọzọkwa, ego nyere site na forlọ Ọrụ Maka Nchọpụta nke amblinggba Egwu na Ọrịa Nsogbu (Cambridge Health Alliance), enyere SBF aka. Ndị ode akwụkwọ kelere Drs. Kent Berridge na Jonathan Morrow maka nkwupụta enyemaka na nghọta na nsụgharị ederede mbụ. Anyị ga-achọ ịnakwere ndị nyocha nyocha ha na-ekwu maka echiche ha na-ekwu nke kwalitere ogo nke odide a.

Ihe odide ala

Nkwupụta Nkwupụta Onye Nkwusa: Nke a bụ faịlụ PDF nke ihe odide a na-akwadoghị nke akwadora maka mbipụta. Dịka ọrụ nke ndị ahịa anyị, anyị na-enye nsụgharị mbụ nke ihe odide ahụ. Ihe odide a ga-enwe ngbanwe, nhazi, na nyochaa ihe kpatara ya tupu e bipụ ya na nke ikpeazụ ya. Biko rịba ama na n'oge mmepụta usoro njehie nwere ike ịchọta nke nwere ike imetụta ọdịnaya ahụ, ihe niile gbasara iwu na-emetụta akwụkwọ akụkọ ahụ.

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