The activities of soil dehydrogenase, alkaline phosphatase, urease and sucrase decreased with the time of incubation.
土壤脱氢酶、碱性磷酸酶、脲酶及蔗糖酶活性均随培养时间延长而降低。
2
We found that bovine serum albumin was accumulated by chordoma cells from the incubation media, and this accumulation depended on extracellular pH, with the highest accumulation at alkaline pH.