Matšoao a cortical a sa tloaelehang ho tloha bofelong ba lilemo tsa bocha le ho bapala lipapali tsa marang-rang (2013)

Maikutlo: Liphetoho tsa cortex ea masapo li amana le ho lemalla. Taba e nyane e ka hare ho insula le orbitofrontal cortex e hokahana ka matla le ba lemaletseng lithethefatsi - mme sena se fumanoe ho batho ba lemaletseng inthanete. Boko bona bo fetoha bo tsamaellanang le ts'ebetso e futsanehileng litekong tsa ho lekanya ts'ebetso ea cortex ea pele.

PLoS One. 2013; 8 (1): e53055. doi: 10.1371 / journal.pone.0053055. Epub 2013 Pherekhong 9.

Yuan K, Cheng P, Dong T, Bi Y, Xing L, Yu D, Zhao L, Dong M, Deneen KM, Liu Y, Qin W, Tian J.

mohloli o moholo

Setsi sa Patlisiso ea Saense ea Bophelo, Sekolo sa Saense ea Bophelo le Theknoloji, Univesithi ea Xidian, Xi'an, Shaanxi, China.

inahaneloang

Papali ea marang-rang lemalla ntho, e le karoloana e tsebahalang haholo ea Internet lemalla ntho, e ne e fumane tlhokomelo e eketsehileng le ho feta lefatšeng lohle. Leha ho le joalo, phapang ea sebopeho sa bokong ba bokong lipakeng tsa bacha le lipapali tsa inthanete lemalla ntho mme taolo e phetseng hantle ha e tsejoe hantle; ebile e ne e se kamano ea eona le bokhoni bo sa sebetseng ba taolo ea kutloisiso. Litekanyetso tsa litšoantšo tse phahameng tse hlahisang matla a khoheli ho tloha bocheng ba morao-rao ka papali ea inthanete lemalla ntho (n = 18) le lilemo-, thuto- le taolo e tsamaellanang le bong (n = 18) li fumanoe.

Mokhoa oa ho lekanya botenya ba cortical o ile oa sebelisoa ho fuputsa liphetoho tsa botenya ba cortical ho batho ba nang le papali ea inthanete lemalla ntho.

Mosebetsi oa 'mala oa Stroop o ile oa sebelisoa ho fuputsa litlamorao tsa ts'ebetso ea bokima bo boholo ba cortical.

Ho nahana ka data e senotsoeng kabokalo ba cortical bokong karolong e ka letsohong le letšehali ea precentral, precuneus, cortex e ka pele e bohareng, maemo a tlase a nakoana le mahareng a nakoana bohareng ba bocha le papali ea inthanete. lemalla ntho; Khabareng, botenya ba cortical ea lehlakore le letšehali la orbitofrontal cortex (OFC), insula, lingual gyrus, gyrus e nepahetseng ea postcentral, cortex ea entorhinal le cortex e tlase ea parietal e fokotsehile.

Tlhahlobo ea Correlation e bonts'itse hore botenya ba cortical ea cortex ea precentral ea leqele, precuneus le gyrus ea puo e amanang le nako ea papali ea inthanete. lemalla ntho le botenya ba cortical ea OFC bo tsamaellanang le ts'ebetso ea ts'ebetso ea ts'ebetso nakong ea mmala-lentsoe Stroop task ho bacha ba nang le papali ea inthanete lemalla ntho.

Liphuputso tse entsoeng thutong ea hajoale li khothalelitse hore ho se lekane ha bokone ba cortical ea libaka tsena ho ka ameha ho pathophysiology ea mantlha ea papali ea inthanete. lemalla ntho.

Selelekela

Joaloka nako ea bohlokoa lipakeng tsa bongoana le ho ba motho e moholo, lilemo tsa bocha li kenyelletsoa ke liphetoho lipakeng tsa 'mele, kelello le kholiso ea sechaba. [1]. Bokhoni ba taolo ea kelello bo sa tsitsang bo etsa hore nako ena e be nako ea ts'oaetso le phetoho mme e ka lebisa ho maemo a phahameng a mathata a amanang le bokhoba ba bacha. [2], [3], [4]. E le e 'ngoe ea mathata a tloaelehileng a bophelo bo botle ba kelello har'a bacha ba China, bothata ba ho lemalla lithethefatsi (IAD) hajoale bo ntse bo mpefala le ho feta [5], [6]. Bokhoba ba papali ea inthanete, e le karoloana ea bohlokoahali ea IAD, e ne e hapile tlhokomelo e eketsehileng ho tsoa lefats'eng lohle mme haholoholo e tsoa Asia bochabela, mohlala China le Korea. Bacha ba nang le bokhoba ba papali ea inthanete ba qeta nako e ngata haholo ba bapala lipapali tsa inthanete mme ba sitoa ho laola litloaelo tsa bona tse feteletseng tsa papali ho sa natsoe litlamorao tse mpe sechabeng le maikutlong, joalo ka ts'ebetso e fokotsehileng ea mosebetsi le ho hloleha lithutong [7], [8], [9], le maemong a feteletseng, esita le liketso tsa botlokotsebe [10]. Ka lebaka la bongata ba eona bo ntseng bo eketseha, IAD le papali ea papali ea papali ea inthanete li hapile tlhokomelo ea mahlale ho tsoa ho barutehi ho pota lefatše [5], [6], [7], [8], [9], [11], [12], [13], [14], [15], [16], [17], [18]. Ka bomalimabe, hajoale ha ho na kalafo e hlophisitsoeng bakeng sa IAD ka lebaka la ho se utloisise hantle mekhoa ea lefu lena [12].

Ho etsa lipatlisiso tsa motheo oa neural oa ho lemalla papali ea inthanete, lithuto tse ntseng li hlaha tsa neuroimaging li ne li entsoe mme li totobalitse ho se ts'oane ho sebetsang ho batho ba nang le lithethefatsi tsa papali ea inthanete. [19]. E ipapisitse le metabolism e sa tloaelehang ea tsoekere ka orbitofrontal cortex (OFC) e nepahetseng le libaka tse ling [20] le maemo a ho fumaneha ha dopamine D2 receptor ho striatum [21] sehlopheng sa libapali tsa papali ea papali ea inthanete, bafuputsi ba khothalelitse hore bokhoba ba papali ea inthanete bo ka arolelana maemo a tšoanang a kelello le neurobiological ka mathata a lemalloang a nang le lithethefatsi le ntle le tsona. Ho latela pono ena, Ko et al. e supile likaroloana tsa takatso ea papali ea marang-rang ka ho senola ts'ebetso ea libaka tse 'maloa tsa boko ho arabela methati ea lipapali sehlopheng sa batho ba lemaletseng ho bapala lipapali tsa inthanete, joalo ka OFC, anterior cingulated cortex (ACC), dorsolateral prefrontal cortex (DLPFC) le parahippocampus [22], [23]. Lithuto tse sebetsang tsa ho nka litšoantšo li ne li fumane mekhoa e ka bang teng ea methapo ea ho lemalla papali ea inthanete, leha ho le joalo, litlamorao tsa sebopeho sa ho lemalla papali ea inthanete bokong ba cortical ea boko ba bohlankana ha bo tsejoe hantle. [5], [24]. Le ha mokhoa oa voxel-based morphometry (VBM) o ne o senotse likhaello tsa taba e bohlooho ho ACC, DLPFC, OFC, insula le ho tlohela lingual gyrus, sebaka sa tlatsetso sa makoloi (SMA) le cerebellum ea batho ba lemaletseng ho bapala lipapali inthaneteng. [5], [24]Mokhoa ona o angoa haholo ke liphapang tsa ngoliso, boemo ba ho boreleli le khetho ea template e tloaelehileng [25], [26]. Ho feta moo, ho ea ka tsebo ea rona, ke lithuto tse fokolang tse seng li hlahlobile, ho fihlela joale, ho se lekane ha cortical botenya le kamano ea eona le ts'oaetso ea taolo ea kelello ho bacha ba nang le ts'ebeliso ea papali ea inthanete.

Ka hona, mokhoa oa ho lekanya botenya ba cortical, mokhoa o nepahetseng ho feta VBM, o sebelisitsoe thutong ea hajoale ho fuputsa bots'epehi ba cytoarchitecture ho cortex sehlopheng se lemaletseng ho bapala lipapali tsa inthanete. [27], [28]. Ho toloka bohlokoa ba makhopho afe kapa afe a cortical thickness, litlamorao tsa boitšoaro tse ka bang teng tsa liphuputso tsena li ile tsa hlahlojoa ka tlhahlobo ea khokahano lipakeng tsa liphuputso tsa botenya ba cortical le mehato ea boits'oaro. Boithuto ba pejana bo ne bo senotse kamano e kholo lipakeng tsa maemo a sa tloaelehang le nako ea ho lemalla lipapali tsa inthanete [5]. Ntle le moo, bafuputsi ba fumane ho holofala hoa taolo ea kelello ho bacha ba nang le IAD ba sebelisa mmala-lentsoe Stroop task [29]. Ka hona, litlhahlobo tsa boits'oaro thutong ea hajoale e ne e le nako ea ho lemalla papali ea inthanete le mantsoe a mebala-bala Stroop task. Khokahano ea liphetho tsa neuroimaging ho li-indices tsa boits'oaro tse tsebahalang hore lia ameha bokhobeng ba papali ea inthanete e tla ba sesupo se seng sa bohlokoa ba liphetho tsena ho lemalla.

Mekhoa le Lisebelisoa

2.1 Polelo ea Boitšoaro

Mekhoa eohle ea lipatlisiso e amohetsoe ke Komiti e Nyane ea Sepetlele sa China China ea Lithuto tsa Botho mme e entsoe ho latela Phatlalatso ea Helsinki. Barupeluoa bohle thutong ea rona ba fane ka tumello e ngotsoeng e nang le tsebo.

Bacha ba 2.2

Ho ea ka lintlha tse ntlafalitsoeng tsa Diagnostic Questionnaire bakeng sa litekanyetso tsa inthanete (YDQ) ka Beard le Wolf [17], [30], Baithuti ba sa tsoa qala le ba sophomore ba 165 ba ile ba hlahlojoa ka likhoeli tse robeli. Baithuti ba mashome a mabeli ba nang le lithethefatsi tsa papali ea inthanete ba ile ba tlhotliloeng mme bacha ba 18 ba nang le lithethefatsi tsa papali ea inthanete (banna ba 12, ba bolela lilemo=Lilemo tse 19.4 ± 3.1, thuto ea lilemo tse 13.4 ± 2.5) li nkile karolo ho ithuteng ha rona ntle le libapali tse peli tsa leqele. Ke batho feela ba se nang nalane ea botho kapa ea malapa ea mafu a kelello ba nkileng karolo thutong ea rona e tsoelang pele. Ho etsa lipatlisiso hore na ho na le liphetoho tse fapaneng moahong oa boko, bolelele ba lefu lena bo hakantsoe ka tlhahlobo ea morao-rao. Re kopile bafo hore ba hopole mokhoa oa bona oa bophelo ha ba ne ba lemaletse papali ea bona ea marang-rang, ke hore World of Warcraft (WOW), e leng papali e bapalang batho ba bangata inthaneteng (MMORPG) ke Blizzard Entertainment. Ha ba bapala papali ea inthanete, libapali li hloka ho aha li-avatat lefatšeng la bona mme palo e kholo haholo ea libapali li sebelisana 'moho lefatšeng la papali. Le bangolisi ba limilione tse 9.1 (12 Million ka sehlohlolong) ho tloha ka Phato 2012, WOW hajoale ke MMORPG e ngolisitsoeng ka ho fetisisa lefatšeng, mme e ts'oere Guinness World Record bakeng sa MMORPG e tsebahalang haholo ke ba ngolisitseng (http://www.ign.com/articles/2012/10/04/mists-of-pandaria-pushes-warcraft-subs-over-10-million). Ho netefatsa hore ba na le ts'oaetso ea inthanete, re ile ra ba araba hape ka litekanyetso tsa YDQ tse fetotsoeng ke Beard le Wolf. Re boetse re netefalitse ho tšepahala ha litlaleho tsa hau tse tsoang ho batho ba lemaletseng papali ea inthanete ka ho bua le batsoali ba bona ka mohala le bao ba lulang le bona le bao ba kenang sekolo le bona.

Lilemo tse leshome le metso e robeli le taolo e ts'oanang ea bong bo nepahetseng (banna ba 12, ho bolela lilemo=Lilemo tsa 19.5 ± 2.8, thuto ea lilemo tse 13.3 ± 2.0) ntle le nalane ea motho kapa ea lelapa ea mafu a kelello le ona a nkile karolo thutong ea rona. Ho latela lithuto tse fetileng [5], [22], re khethile li-control tse phetseng hantle tse sebelisang tlase ho lihora tse 2 ka letsatsi marang-rang. Litaolo tse phetseng hantle le tsona li ile tsa lekoa ka litekanyetso tsa YDQ tse fetotsoeng ke Beard le Wolf ho netefatsa hore ha ba na bothata ba papali ea papali ea inthanete. Barupeluoa bohle ba hiriloeng ba hlahlobiloeng e ne e le matsoalloa a China a letsohong le letona mme ba ile ba lekoa ke tlaleho ea bona le Edinburgh Handedness Questionnaire. Mekhoa ea ho khetholla lihlopha tsena ka bobeli e ne e le 1) boteng ba lefu la methapo le ileng la hlahlojoa ke Structured Clinical Interview ea Diagnostic and Statistical Manual of Mental Disorders, Khatiso ea Bone (DSM-IV); 2) tšebeliso e mpe ea joala, nicotine kapa lithethefatsi ka ho hlahloba lithethefatsi ka moroto; 3) ho ima kapa ho ilela khoeli ho basali; le 4) bokuli bofe kapa bofe ba 'mele bo kang hlahala bokong, lefu la sebete, kapa lefu la sethoathoa joalo ka ha ho hlahlojoa ho latela liteko tsa bongaka le litlaleho tsa bongaka. Sekala sa khatello ea maikutlo sa Hamilton (HAMA) le Beck depressory-II (BDI) li sebelisitsoe ho lekola maemo a maikutlo a bankakarolo bohle libekeng tse peli tse fetileng. Boitsebiso bo qaqileng ba palo ea batho bo fanoa ka Lethathamo 1.

Lethathamo 1  

Palo ea batho ba lilemong tsa bocha ba nang le lithethefatsi tsa papali ea inthanete (lilemo tsa lilemo: lilemo tse 17-22) le lihlopha tsa taolo (lilemo tsa lilemo: lilemo tse 17-21).

2.3 Pokello ea Boitsebiso ba Boitšoaro

Moralo oa 'mala oa lentsoe Stroop o sebelisitsoe ka ho sebelisa software ea E-prime 2.0 (http://www.pstnet.com/eprime.cfm) ho latela thuto e fetileng [31]. Mosebetsi ona o sebelisitse moralo oa "block" o nang le maemo a mararo, ke ho re, ho kopane, ho se natse le phomolo. Mantsoe a mararo, Bokhubelu, Boputsoa le Botala a bontšitsoe ka mebala e meraro (e khubelu, e putsoa le e tala) e le tšusumetso e lumellanang le e sa sebetseng. Nakong ea phomolo, sefapano se ne se bonts'oa bohareng ba skrini, mme bafo ba ne ba kopuoa ho tsepamisa mahlo a bona sefapanong ba sa araba. Liketsahalo tsohle li ile tsa hlophisoa ka mekhahlelo e 'meli ka tatellano e fapaneng ea litene tse sa lumellaneng. Morupeluoa e mong le e mong o ne a laetsoe ho arabela mmala o bonts'itsoeng ka potlako ka ho tobetsa konopo ho Serial Response Box ™ ka letsoho la hae le letona. Likonopo tsa likonopo tsa index, ea bohareng le ea lesale li tšoana le tse khubelu, tse putsoa le tse tala ka tatellano. Barupeluoa ba ile ba lekoa ka bonngoe ka kamoreng e khutsitseng ha ba le kelellong e khutsitseng. Kamora ts'ebetso ea pele, tlhaiso-leseling ea boits'oaro e ile ea bokelloa matsatsi a mabeli kapa a mararo pele ho skena ea MRI.

2.4 Lintho Tse Fumanehang tsa MRI

Litekanyo tsa matla a khoheli li entsoe ho skena sa 3-T (Allegra; Nokia Medical System) Setsing sa Lipatlisiso sa Huaxi MR, Sepetlele sa West China sa Yunivesithi ea Sichuan, Chengdu, China. Litšoantšo tse boima bo phahameng ba 3D T1 li fumanoe bakeng sa litekanyo tsa botenya ba cortical ka litekanyo tse latelang: TR=1900 ms; TE=2.26 ms; phetla angle=90 °; Qeto ea matrix ea sefofaneng=256 × 256; lilae=176; lebala la pono=256 limilimithara × 256 limilimithara; boholo ba voxel=1 × 1 × 1 limilimithara. Litšoantšo li ile tsa hlahlojoa ke ngaka ea methapo bakeng sa lipatlisiso tsa mafu.

2.5 Ho Nahana ka Tlhatlhobo ea Boitsebiso

Pele ho hlahlojoa botenya ba cortical, re ne re se re bone boleng ba data e tala bakeng sa lipeipi tse latelang. Litšoantšo tse sothehileng le tse entsoeng ka maiketsetso ha lia kenyelletsoa. Ka lehlohonolo, ha ho sehlooho se ileng sa tlosoa ho latela maemo. FreeSurfer 5.0 (http://surfer.nmr.mgh.harvard.edu/) o ile a hiroa ho lekanya botenya ba cortical ho tsoa lits'oants'o tsa sebopeho sa matla a khoheli. Boima ba cortical ea lehae bo ne bo lekantoa ho ipapisitsoe le phapang lipakeng tsa boemo ba li-vertices tse lekanang bokaholimo ba pial le bohlooho bo bosoeu. Ka bokhutšoanyane, taba e tšoeu ea bokong e ne e arotsoe ho tsoa litšoantšong tse boima ba T1 mme khakanyo ea taba e bosoeu bo bosoeu e ile ea hakanyetsoa. Liphoso tsa sebopeho sa naha ka tekanyetso e bosoeu bo bosoeu li ile tsa ts'oaroa, tse neng li sebelisoa e le qalo ea ho batla maemo a holofetseng a sebaka sa pial. Bophahamo ba taba e bosoeu bo bosoeu bo ne bo phahame, 'me liphapang lipakeng tsa lihlooho botebong ba gyri le sulci li ne li tloaelehile. Boko bo hlophisitsoeng bocha ba taba ka 'ngoe bo ile ba holofala' me ba ngolisoa ka bophara bo chitja. Ho fumana limmapa tse fapaneng tsa botenya ba cortical, data e ile ea ntlafatsoa bokaholimo ka kernel e boreleli ea Gaussian e nang le bophara bo felletseng ba halofo ea 10 mm. Ka lebaka la hore lintlha tsa BDI li ne li fapane haholo lipakeng tsa lihlopha tsena tse peli, papiso ea phapang ea bokalo ba cortical ea boteng lipakeng tsa lihlopha e ile ea lekoa ka tlhahlobo ea vertex-by-vertex ea covariance (ANCOVA) ho kenyeletsoa BDI joalo ka covariate. Ho lokisa lipapiso tse ngata, p limmapa li ne li thibetsoe ho fana ka sekhahla se lebelletsoeng sa ho sibolla leshano (FDR) sa 0.05. Cluster e nang le li-vertexes tse bonts'ang botenya bo fapaneng ba cortical lipakeng tsa sehlopha sa ho lemalla lipapali tsa inthanete le lihlopha tsa taolo li hlalositsoe. Boima ba sehlopha bo ile ba ntšoa mme ba sebelisoa ho lekanya phapang ea% ho bonts'a boholo ba sephetho. Ho etsa lipatlisiso mabapi le kamano lipakeng tsa liphuputso tsa botenya ba cortical le ho lemalla papali ea inthanete, tlhahlobo e felletseng ea khokahano ea boko lipakeng tsa botenya ba cortical le liteko tsa boits'oaro (ke hore, bolelele ba nako le liphoso tsa karabelo ea mosebetsi oa Stroop ka tatellano) e hlahisitsoe thutong ea hajoale. Litekanyetso tsa sehlohlolong sa sehlopha se bonts'a kamano e kholo le tlhaiso-leseling ea boits'oaro (FDR, p<0.05) li ntšitsoe 'me tsa sebelisoa ho bala li-coefficients tsa khokahano. Thutong ea hajoale, re shebile haholo libakeng tsa boko tse nang le botenya bo fapaneng haholo ba cortical lipakeng tsa ho lemalla lipapali tsa inthanete le lihlopha tsa taolo.

Results

Liphetho tsa rona li bonts'itse hore sekhahla sa bokhoba ba papali ea inthanete e ne e ka ba 12.1% lipatlisisong tsa rona tse nyane. Ho ea ka tlaleho ea bona ea tšebeliso ea marang-rang, batho ba lemaletseng ho bapala lipapali inthaneteng ba qetile lihora tse 10.2 ± 2.6 ka letsatsi le matsatsi a 6.3 ± 0.5 ka beke lipapaling tsa inthanete. Bacha ba nang le lithethefatsi tsa papali ea inthanete ba qetile lihora tse ngata ka letsatsi le matsatsi a mangata ka beke marang-rang ho feta litsamaiso (p<0.005) (Lethathamo 1).

3.1 Liphetho tsa Boitsebiso ba Boitšoaro

Lihlopha tsena ka bobeli li bonts'itse phello ea bohlokoa ea Stroop, moo nako ea karabelo e neng e le telele nakong e sa sebetseng ho feta maemo a kopaneng (bokhoba ba papali ea inthanete: 677.26 ± 75.37 vs 581.19 ± 71.59 le taolo: 638.32 ± 65.87 vs 548.97 ± 50.59; p<0.005). Sehlopha sa papali ea papali ea papali ea inthanete se entse liphoso tse ngata ho feta sehlopha sa taolo nakong ea boemo bo sa tloaelehang (8.56 ± 4.77 vs 4.56 ± 2.93; p<0.05), leha ho lieha ho arabela ho lekantsoe ke nako ea karabelo (RT) nakong ea maemo a sa sebetseng ntle le maemo a kopaneng a ne a sa fapana haholo lipakeng tsa lihlopha tsena tse peli (98.2 ± 40.37 vs 91.92 ± 45.87; p> 0.05).

3.2 Ho Nahana ka Liphetho tsa Lintlha

Kamora ho laola lilemo, thuto, bong, litlamorao tsa HAMA le BDI, ho bile le libaka tse 'maloa tse nang le botenya ba "cortical" bo fokotsehileng haholo ho bacha ba nang le ts'ebeliso ea papali ea inthanete ha ba bapisoa le taolo e phetseng hantle, e neng e na le lateral lateral OFC (-9%), insula cortex ( −10%) le gyrus ea lipuo tse ling (−10%), hammoho le gyrus e nepahetseng ea postcentral (−13%), entorhinal cortex (−13%), le parietal cortex e tlase (−10%) (Setšoantšo sa 1). Ntle le moo, botenya ba cortical bokong ba precentral cortex e letšehali (+ 14%), precuneus (+ 13%), cortex e ka pele e bohareng (+ 10%), le maemo a tlase a nako (+ 11%) le li-cortices tsa nakoana tsa bohareng (+ 11%) ho hlokometsoe ho bacha ba nang le lithethefatsi tsa papali ea inthanete (Setšoantšo sa 1).

Setšoantšo sa 1  

Liphapang tsa Cortical thickness ho bacha ba nang le lithethefatsi tsa papali ea inthanete ha li bapisoa le taolo e nepahetseng.

Bokima ba cortical ea cortex ea precentral ea leqeleng (r=0.7902, p=0.0001) le precuneus (r=0.7729, p=0.0002) e ne e amana hantle le nako ea bokhoba ho bacha ba nang le bokhoba ba lipapali tsa inthanete (Setšoantšo sa 2). Ke puo ea puo ea matsoho e setseng feela (r=−0.8102, p<0.0001) e bonts'a kamano e mpe haholo le nako ea ho lemalla lipapali tsa inthanete (Setšoantšo sa 2). Ntle le moo, botenya ba cortical ea le letšehali la OFC bo ne bo hokahantsoe ka mokhoa o fapaneng le palo ea liphoso nakong ea boemo bo sa lokang har'a bacha ba nang le bokhoba ba papali ea inthanete (r=−0.5580, p=0.0161) (Setšoantšo sa 3).

Setšoantšo sa 2  

Tlhahlobo ea Correlation e hlahisa lipakeng tsa botenya ba cortical le nako ea ho lemalla lipapali tsa inthanete nakong ea bocha le ho lemalla lipapali tsa inthanete.
Setšoantšo sa 3  

Tlhahlobo ea Correlation e hlahisa lipakeng tsa botenya ba cortical le ts'ebetso ea stroop ho bacha ba nang le lithethefatsi tsa papali ea inthanete.

Puisano

IAD ke boemo bo sa tsoa khetholloa bo nang le tahlehelo ea taolo ea ts'ebeliso ea Marang-rang mme bo hohetse tlhokomelo ea lefats'e [7], [9], [12], [13], [14], [15], [17]. Ho ea ka lipalo-palo tse tsoang ho China Youth Internet Association (phatlalatso e entsoe ka la 2 Hlakubele 2010), sekhahla sa ketsahalo ea IAD har'a bacha ba litoropong ba Chaena se ka bang 14% le 24 milione ka kakaretso (http://edu.qq.com/edunew/diaocha/2009wybg.htm). Ntle le moo, IAD e lebisitse liphellong tse mpe bophelong ba kahisano le ho ba mohloli o moholo oa botlokotsebe ba bocha Chaena [8], [12], [13], [17]. Ka lebaka leo, tlhokomelo e kholo e lokela ho fuoa bacha ba nang le mofuta o tsebahalang haholo oa IAD, ke hore, ho lemalla papali ea inthanete. Liphuputso tse ngata tse sebetsang tsa ho nka litšoantšo li ne li fumane mekhoa e ka bang teng ea methapo ea ho lemalla papali ea inthanete mme e khothalelitse hore e ka arolelana maemo a tšoanang a kelello le neurobiological le mathata a lemalloang a se nang lithethefatsi [20], [21], [22], [23]. Ka bomalimabe, bothata bo boholo ba "cortical" botenya ho bacha ba nang le lithethefatsi tsa papali ea inthanete le kamano lipakeng tsa ts'oaetso ea taolo ea ts'ebetso le phapang ea cortical topography ha e tsejoe hantle. Ka hona, sepheo sa thuto ea hajoale e ne e le ho fumana ho se ts'oane ha bokone ba nako ea bohlankana le bokhoba ba papali ea inthanete. Ntle le moo, litšoantšiso tsa mmala-lentsoe Stroop li khethiloe e le tlhahlobo ea boits'oaro ho fuputsa litlamorao tsa ts'ebetso ea phapang ea cortical thickness. Re tšepa hore liphetho tsa rona li ka sebelisoa ho nts'etsapele li-biomarker tsa lipale tse ncha tse tla matlafatsa kutloisiso, ts'oaetso le kalafo ea bokhoba ba papali ea inthanete.

Tlhahisoleseling ea palo ea batho e bontšitse hore batho ba lemaletseng ho bapala lipapali inthaneteng ba qetile lihora tse 10.2 ± 2.6 ka letsatsi le matsatsi a 6.3 ± 0.5 ka beke papaling ea inthanete, e leng se fetang taolo e tloaelehileng ka nepo (Lethathamo 1). Boithuto ba pejana bo senotse hore ho holofala hoa taolo ea kelello ho bacha ba nang le bokhoba ba lipapali tsa inthanete [29], [32]. Ho netefatsa matla a ho holofala a taolo ea kelello ho bacha ba nang le bokhoba ba papali ea inthanete, teko ea 'mala oa lentsoe Stroop e ile ea hlahisoa thutong ea rona. Ho latela liphuputso tse fetileng [29], batho ba lemaletseng ho bapala lipapali inthaneteng ba entse liphoso tse ngata ho feta sehlopha sa taolo nakong ea boemo bo sa tloaelehang. Liphetho tsa rona li bonts'itse hore bacha ba nang le bokhoba ba papali ea inthanete ba bonts'itse ho holofala ha bokhoni ba taolo ea kelello bo lekantsoeng ke teko ea lentsoe la Stroop. Liphetho tsa ho nahana li bontšitse hore libaka tse ling tsa boko tse amanang le ts'ebetso ea phethahatso li bonts'itse ho fokotseha ha cortical sehlopheng sa ho lemalla lipapali tsa inthanete, joalo ka lehlakoreng le letšehali la OFC, insula cortex le entorhinal cortex; tse ling li bonts'itse botenya ba "cortical" bo eketsehileng, joalo ka gyrus ea precentral, precuneus le cortex ea nakoana ea bohareng (Setšoantšo sa 1). Ho feta moo, tlhahlobo ea khokahano e bonts'itse hore botenya ba cortical ea libaka tse 'maloa bo ne bo amana haholo le nako ea bokhoba ho bacha ba nang le bokhoba ba papali ea inthanete (Setšoantšo sa 2), eo e neng e le gyrus ea precentral ea leqele, precuneus le gyrus ea lipuo tse ling. Ntle le moo, botenya ba "cortical" bo fokotsehileng ba le letšehali ba OFC bo ne bo hokahane le bohono ba taolo ea ts'ebetso ea kelello e lekantsoeng ke mmala oa lentsoe Stroop task (Setšoantšo sa 3). Lintho tse fumanoeng mona li bonts'itse hore ho na le litlamorao tse bakoang ke bokhoba ba papali ea inthanete bokong ba cortical ea libaka tsena tsa boko. Khokahano lipakeng tsa sephetho sa botenya ba cortical le litlhahlobo tsa boits'oaro li ka ntlafatsa kutloisiso ea rona ea litlamorao tsa ho lemalla papali ea inthanete bokong ho bacha.

Thutong ea hajoale, re fumane ho fokotseha ha bokone ba cortical ka letsohong le letšehali la OFC (Setšoantšo sa 1). OFC e kentse letsoho haholo ts'ebetsong ea moputso le ho nka liqeto [33] joalo ka ha ho pakoa ke liqeto tse tsoang lithutong tse fetileng tsa ts'ebeliso ea lithethefatsi [34]. Sebaka sena ke karolo ea bohlokoa ea preortal cortex mme e na le khokahano ea bioloji le li-node tsa bohlokoa tsa subcortical tse amanang le ho ithuta le moputso, joalo ka basolateral amygdala le nucleus accumbens (NAc). Ka lebaka la likhokahano tsena, OFC e maemong a ikhethileng ea ho sebelisa tlhaiso-leseling e kopaneng ho etsa projeke nakong e tlang le ho sebelisa boleng ba sephetho se nahanoang kapa se lebelletsoeng, mme qetellong ho tataisa liqeto [33]. Mefuta e meng ea bopaki bo tsoang liphuputsong tsa ho lemalla joala ho isa ho lintho tse bonts'ang ho se sebetse hantle ho OFC e fihletse qeto ea hore tšenyo e teng ho OFC e amahanngoa le bokhoni bo holofetseng ba ho laola maikutlo le ho etsa liqeto [33]. E amana le khaello ea bokhoni ba ho etsa liqeto ho batho ba lemaletseng lithethefatsi, bacha ba nang le bokhoba ba papali ea inthanete le bona ba bontšitse boits'oaro bo bakiloeng ke ts'ebetso e nyonyehang ha ho etsoa liqeto, ke hore boits'oaro bo sa khaotseng ba ho batla marang-rang leha ba sa tsebe litholoana tse mpe. [12], [13], [35]. Ho feta moo, khokahano ea bohlokoa lipakeng tsa botenya ba cortical ea OFC le ts'ebetso ea ts'ebetso nakong ea teko ea 'mala oa lentsoe Stroop e fumanoe thutong ea rona ea hajoale (Setšoantšo sa 3). Liphuputso tse fetileng tsa tahi li senotse kamano lipakeng tsa tšitiso ea Stroop le metabolism e amanang le tsoekere ho OFC har'a bafo ba lemaletseng koae [36]. Kamano ena ea boits'oaro ba boko e bonts'itse hore sebopeho se sa tloaelehang sa OFC se ne se amahanngoa le ts'ebetso e mpe ea botsamaisi har'a bacha ba nang le bokhoba ba papali ea inthanete. Liphetho tsa rona li fane ka bopaki bo eketsehileng bakeng sa liphetoho tsa sebopeho ho OFC ho bacha ba nang le lithethefatsi tsa papali ea inthanete.

Re boetse re fumane phokotso ea khokahano ea "insula" ho bacha ba nang le bokhoba ba lipapali tsa inthanete, e leng se lumellanang le thuto ea VBM ea mehleng. [24]. Setsi sa insula se ile sa totobatsoa e le sebaka se kopanyang linaha tse kenang mehopolong ho ba maikutlo le ho nka liqeto [37] le ho se sebetse hoa insula ho ka lebisa ho nkeng liqeto tse sa tloaelehang [38]. Haufinyane, batho ba tsubang ba nang le tšenyo ea boko ho kenyeletsoa le insula ba fumanoe ba le kotsing ea ho ferekanya bokhoba ba ho tsuba ho feta batho ba tsubang ba nang le ts'enyo ea kelello ntle le insula [39]. Lithuto tsa pele li ne li khetholloa ka bokhoni bo matla ba ho tlohela ho tsuba hang hang ntle le ho tsuba hape le takatso e phehellang ea ho tsuba. Liphetho tsa rona li khothalelitse hore insula e kanna ea ba karolo ea bohlokoa ea methapo ea kutlo ea papali ea papali ea inthanete. Ntle le moo, ho ile ha bonoa le 'mele o mosesane oa "cortical" o otlolohileng oa "parietal lobule" e tlase,Setšoantšo sa 1). Boithuto ba pejana bo bontšitse hore parietal lobule e tlase e ne e le bohlokoa ho taolo ea thibelo [40], Ho hlahisa takatso ea k'hok'heine [41] le takatso ea lipapali [22]. Bakeng sa gyrus ea postcentral, phuputso e fetileng e boetse e fumane homogeneity ea tikoloho e eketsehile ho gyrus ea postcentral lithutong tsa IAD [42]. Lisele tsa boko ba motho, dopamine receptor D4 (DRD4) e fumanoe ka har'a entorhinal cortex [43] mme mefuta e fapaneng ea li-receptor tsa DRD4 e ne e amahanngoa le ho batla ho ncha [44]. Bacha ba bontšitse boits'oaro ba ho batla bocha le boits'oaro ba ho ipeha kotsing, bo ka amanang le tsoelo-pele ho tloha tlhekefetsong ea pele ho ea ho lemalloang ke lithethefatsi tse 'maloa. [1]. E tsamaellana le thuto ea VBM e fetileng [24], re fumane ho fokotseha ha cortical bokhabane ba girus ea lipuo ho bacha ba nang le lithethefatsi tsa papali ea inthanete. Lithuto tsa pejana tsa tahi li senotse ts'ebetsong ho gyrus ea puo nakong ea ts'ebetso ea tlhaiso-leseling e amanang le lithethefatsi [45], [46]. Re fane ka bopaki ba mahlale ba 'mele oa "portal lobule" o fokolang, "gyrus" e nepahetseng ea "postcentral" le "entorhinal cortex" phuputsong ea hajoale (Setšoantšo sa 1). Ho hlakile hore ho hlokahala boiteko bo bongata ho tseba likarolo tse nepahetseng tsa libaka tsena tsa bokooa bokhobeng ba lipapali tsa inthanete.

Ntle le sebopeho se fokotsehileng sa cortical bokhabane, ho eketseha ha cortical botenya ba precuneus ea leqeleng ho khetholloa thutong ea rona (Setšoantšo sa 1), E amanang le litšoantšo tse bonoang, tlhokomelo le ho fumana mehopolo [47]. Phuputso e fetileng ea papali ea papali ea papali ea inthanete e ne e senotse ts'ebetsong ea li-precuneus bakeng sa ts'ebetso ea papali ea papali [23]. Ntle le moo, ts'ebetso eo e ne e tsamaellana le takatso ea papali, takatso le ho tiea ha lithethefatsi tsa papali ea inthanete [23]. Ba khothalelitse hore precuneus e sebetse ho sebetsana le papali ea papali, e kenye mohopolo o fumanoeng hape e kenye letsoho ho lakatseng takatso ea papali ea inthanete. [23]. Ntle le moo, ho ile ha bonoa ho eketseha ha botenya ba cortical ea cortex e tlase ea nakoana le cortex e ka pele e bohareng thutong ea hajoale (Setšoantšo sa 1). Lebokose le tlase la nakoana [41] le bokone bo ka pele bo ka pele [48] ba nkile takatso ea ho susumetsoa ke lithethefatsi. Ka hona, re khothalelitse hore keketseho ea "cortical" e eketsehang ea "precuneus", "cortex" ea nakoana le bokapele bo bohareng ba bokapele ba papali ea inthanete e kanna ea amahanngoa le takatso ea papali ea papali.

Ho eketseha ha cortical bokima ba precentral cortex le bohareng ba temportex le hona ho fumanoe thutong ea hajoale (Setšoantšo sa 1). Boithuto ba pejana bo ne bo thehile hore boko ba motho bo na le bokhoni ba ho ipopa bocha ho ikamahanya le liphetoho tikolohong e kantle kapa tikolohong e kahare. [49], [50], [51], [52]. Bacha ba nang le bokhoba ba papali ea inthanete ba qeta nako e ngata lipapaling tsa inthanete ka lilemo tse ngata ba ba le tsebo e makatsang ebile ba nepile ha ba tobetsa litoeba le ho thaepa ka keyboard bakeng sa tšebelisano e ntle ea sebapali le tikoloho e thata nakong ea papali ea WOW. Ka lebaka la hore precentral cortex e ne e kentse letsoho haholo morerong le ts'ebetsong ea mekhatlo [53], [54], [55], [56] le liphetoho tsa sebopeho sa bohareng ba nakoana bo kentsoeng ke koetliso lithutong tse fetileng tsa VBM [51], [57], Re fana ka maikutlo a hore liphetoho tsa "cortical thickness" libakeng tsena li kanna tsa amahanngoa le ts'ebetso ea ho fumana ntlafatso ea bokhoni ba ho bapala ho tloha "rookie" ho ea "sebapali se tsoetseng pele". Leha ho le joalo, likarolo tse ikhethang tsa libaka tse teteaneng ho bacha ba nang le bokhoba ba papali ea inthanete li hloka lipatlisiso tse eketsehileng lithutong tsa nako e tlang ka ho sebelisa moralo o felletseng.

Boithuto ba rona bo sebelisitse moralo oa likarolo tse fapaneng mme potso ea hlaha hore na liphapang tsena e bile litlamorao kapa peakanyo ea bokhoba ba papali ea inthanete. Le ha ho le joalo, khokahano le nako ea liphetho tsa bokhoba ba papali ea papali ea inthanete li ka bonts'a hore liphetoho tsa cortical thickness tsa libaka tsa boko thutong ea hajoale e bile litlamorao tsa ho lemalla papali ea inthanete, potso ena e ka arajoa feela ka ho batlisisa litšobotsi tsa nakoana tsa boiphihlelo polasetiki e fetoha ka moralo oa longitudinal nakong e tlang. Ntle le moo, ho hlokahala litekanyo tse ngata tsa kutloisiso tse kang moputso, takatso le mesebetsi e amanang le memori ho hlalosa se fumanoeng thutong ea hajoale.

fihlela qeto e

Liphetho tsa rona tsa ho nka litšoantšo li senotse ho fokotseha ha cortical bokong ba lehlakore le letšehali la OFC, insula cortex, lingual gyrus, gyrus e nepahetseng ea postcentral, cortex ea entorhinal le cortex e tlase ea parietal ho bacha ba nang le lithethefatsi tsa papali ea inthanete; leha ho le joalo, botenya ba cortical ea cortex ea precentral ea leqele, precuneus, cortex e bohareng e bohareng, maemo a tlase a nakoana le mahareng a nakoana a eketsehile. Tlhatlhobo ea Correlation e bonts'itse botenya ba cortical ea cortex ea precentral ea leqele, precuneus le gyrus ea puo e amanang le nako ea ho lemalla papali ea inthanete le botenya ba cortical ba OFC bo tsamaellanang le ts'ebetso e sa sebetseng ea ts'ebetso nakong ea 'mala oa lentsoe Stroop mosebetsi ho bacha ba nang le lithethefatsi tsa papali ea inthanete. . Lintho tse fumanoeng thutong ea hajoale li khothalelitse hore ho se lekane ha bokone ba "cortical" libakeng tsena ho kanna ha ameha ho pathophysiology ea mantlha ea bokhoba ba papali ea inthanete.

Tlhaloso ea lithuso

Phuputso ena e ne e tšehelitsoe ke Morero oa Lenaneo la Naha la Bohlokoa la Patlisiso le Nts'etsopele (973) tlasa Grant Nos. 2011CB707702 le 2012CB518501; Motheo wa Naha wa Saense ya Tlhaho wa China tlasa Grant Nos. 30930112, 30970774, 60901064, 30873462, 81000640, 81000641, 81071217, 81101036, 81101108 le 31150110171; Lichelete tsa Motheo tsa Patlisiso bakeng sa Liunivesithi tsa Bohareng le Lenaneo la Tsebo ea Boits'oaro la Sekolo sa Mahlale sa China tlasa Grant No. KGCX2-YW-129. Bafani ba lichelete ba ne ba sena karolo ho moralo oa boithuto, pokello ea lintlha le tlhahlobo, qeto ea ho e phatlalatsa kapa ho hlophisa sengoloa.

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