AIM:To study the secretory status of cultured catecholamine(CA) and leucine-e nkephalin(L-EK) of bovine adrenal chromaffin cells(BCCs) microcapsulated by alg inate-polylysine-alginate(APA).

• 目的:了解培养的海藻酸钠-多聚赖氨酸-海藻酸钠(APA)微囊化牛肾上腺嗜铬细胞(BCCs)的儿茶酚胺(CA)和亮氨酸脑啡肽(L-EK)的分泌状态。