Paziente eskizofreniko eta kontrolen garun kortexean D2, CB1 eta mGlu2 hartzaileen espresio aldakortasunaren ikerketa

Abstract

Eskizofrenia gaixotasun psikiatriko larria da, non sistema dopaminergiko, kannabinoide eta glutamatergikoaren asaldura dagoen. Ikerketa honetan sistema hauen parte diren D2 dopamina, CB1 kannabinoide eta mGlu2 glutamato hartzaileen espresioa aztertzen da subjektu eskizofreniko eta kontrolen post-mortem garunen kortex prefrontalean. Honetarako, fluoreszentzian eta kimioluminiszentzian oinarritutako Western Blot teknika erabili da. Honenbestez, CB1 eta mGlu2 hartzaileen espresio murrizpen esanguratsua aurkitu da eskizofrenikoetan, antipsikotikoen tratamenduaren eraginak ere honetan lagunduz. Alabaina, D2 hartzailearekiko ez da inolako desberdintasun esanguratsurik antzeman.
Schizophrenia is a serious psychiatric disorder where dopaminergic, cannabinoid, and glutamatergic neurotransmission systems are severely affected. Expression of receptors part of these systems consisting in dopamine D2, cannabinoid CB1, and metabotropic glutamate mGlu2 are analysed in the prefrontal cortex of post-mortem brains of schizophrenia and control subjects. For this purpose, Western Blot technique based on fluorescence and chemiluminescence is employed. As result, a significant reduction in the expression of CB1 and mGlu2 receptors is found in schizophrenics, and antipsychotic treatment also contributes in this decline. Nonetheless, no significant alteration is observed for D2 receptor.

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Keywords

D2, CB1, mGlu2, eskizofrenia, kortexa, Western Blot., D2, CB

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