如题
文献里spent culture指的是什么?与平常说的培养基有什么不同么?
Spent medium bioassay. For preparation of cell extracts from spent medium
of A. flavus wild-type strain NRRL 3357 cultures, 30 petri plates (100 by 15 mm), each containing 25 ml of GMM supplemented with 1.6% agar plus 2% sorbitol, were overlaid with 10 ml of GMM supplemented with 0.7% agar plus 2% sorbitol containing 10 3 or 10 7 conidia/plate.