TY - GEN AU - Chen,L J AU - Guo,X AU - Wang,Q M AU - Jin,G Z TI - [Feed-back regulation of presynaptic D2 receptors blockaded by l-stepholidine and l-tetrahydropalmatine] SN - 0253-9756 PY - 1993///0518 KW - Alkaloids KW - pharmacology KW - Animals KW - Apomorphine KW - antagonists & inhibitors KW - Berberine KW - analogs & derivatives KW - Berberine Alkaloids KW - Corpus Striatum KW - metabolism KW - Dopamine D2 Receptor Antagonists KW - Dose-Response Relationship, Drug KW - Levodopa KW - Male KW - Rats KW - Rats, Sprague-Dawley KW - Stereoisomerism N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't ER -