Ndemanga: Tsatanetsatane wa pulasitiki waubongo wokhudzana ndi kugwiritsa ntchito opiate, kuphatikiza kusintha kwa VTA.

Mphepo ya Harb Perspect Med.

2012 Jul; 2 (7): a012070. yani: 10.1101 / cshperspect.a012070.

Michelle S. Mazei-Robison ndi Eric J. Nestler

Kudalirika

Kuphunzira za kusintha kwa neuronal komwe kunayambitsa mankhwala osokoneza bongo ndikofunikira makamaka lero chifukwa cha ntchito yawo yolembedwa ndi yosagwiritsidwa ntchito. Ngakhale zambiri zimadziwika za zochita zovuta za mankhwala oterewa pa dongosolo la zamanjenje, ntchito yambiri imakhalapobe kuti imvetsetse mavuto awo. Pano, timaganizira za kusintha kwa nthawi yaitali komwe kumachitika m'madera awiri a ubongo omwe amachititsa kuti anthu azichita zinthu zosiyana siyana ndi opiates: Veterinary tegmental area (VTA) dopaminergic neurons, yofunika kwambiri kwa madokotala, komanso locus coeruleus (LC) noradrenergic neurons. kudalira ndi kuchotsa. Timaganizira za kusintha kwa maselo, synaptic, ndi mapulasitiki amkati m'madera ena a ubongo omwe amachititsa kuti opiate adzidalira komanso azidwalitsa. Kumvetsa mapangidwe a maselo a pulasitiki opangidwa ndi opiate adzakhala ovuta kwambiri pa chitukuko cha mankhwala ochizira opiate mowa komanso mwina mankhwala osokoneza bongo okhudzana ndi mankhwala.