Details, Fiction and growth promotion test principle
A seed-stock system need to be utilized for long-time period storage of cultures. Cultures gained in the ATCC needs to be resuscitated In keeping with Instructions. If developed in broth, the cells are pelleted by centrifugation. Resuspend in 1/20th the quantity of fresh upkeep broth, and insert an equivalent quantity of 20% (v/v in drinking water)