Ho senyeha ha karolo e itseng ea dopamine ea prefrontal cortex ho lebisa tlhokomelo e eketsehileng ea mesolimbic dopamine e lokolloang e hlalositsoeng ka ho hlahella ka mokhoa o tloaelehileng ho matlafatsa tšusumetso. (1992)

LITLHAKU TSE KHOLO: Ho theoha ha cortex dopamine (e etsahalang ka tšenyo), ho bakile karabelo e kholo le e kholo ea lijo le thobalano. Sephetho se seng ke hore frontal cortex dopamine e tla thibela mosebetsi oa potoloho.


J Neurosci. 1992 Sep; 12 (9): 3609-18.

PUSELETSO E NTLE

Mitchell JB, Gratton A.

mohloli o moholo

Setsi sa Patlisiso sa Sepetlele sa Douglas, Lefapha la Psychiatry, Univesithi ea McGill, Montreal, Quebec, Canada.

inahaneloang

Chronoamperometry e lebelo le phahameng e ile ea sebelisoa ho lekola mokokotlo oa extracellular oa dopamine kahare ho bokellane ba methapo, lefapheng la mesolimbic dopamine system, ka boits'oaro ba litoeba tse pepesitsoeng letsatsi le letsatsi, ka matsatsi a latellanang a 6, ho isa ho a mabeli a khothatso ea tlhaho; sejo se ratehang haholo kapa likamano tse amanang le thobalano tse amanang le thobalano.

Mohlomong liphoofolo tseo li ne li sa tsitsa kapa li kile tsa amohela li-microinjection tsa 6-hydroxydopamine ka pele ho cortex ea lesion dopamine. Keketseho e ts'epahetseng e eketsehile ka bongata maemong a dopamine ka hare ho li-nucleus tsa li-nucleus, mme haeba dopamine ea pele ea cortical dopamine e ne e felisitsoe, karabelo ea lijo e eketsehile ka tlhahlobo e phetoang hangata. Liphoofolo tse pepesetsoeng ts'usumetso e amanang le thobalano e amanang le thobalano e bonts'itse ts'ebetso ea dopamine butle-butle ka tlhahlobo e sa khaotseng, 'me ntlafatso ena e ne e hlahisoa ke bofokoli ba pele ba cortical dopamine.

Liphetho tsena li bonts'a hore ho pepesehela liketsahalo tse matlafatsang ka tlhaho ho ka lebisa ho sesebelisoa sa mesolimbic dopamine hodima ts'ebetso ea nako e tlang, mme se fana ka maikutlo a hore tlhahiso ea dopamine ho preortalal cortex e fana ka tšusumetso e sa tobang, e thibelang ts'usumetso ea mesolimbic dopamine neurotransication.