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Description
The L-arginine/glutamine coupling hypothesis

A 1-mL aliquot was centrifuged, supernatant was eliminated by aspiration and cells were resuspended in 1 mL of fresh SF-medium

This research was funded by the National Natural Science Foundation of China (No
Briefly, gallic acid of known concentration was used as a standard and Folin-Ciocalteu reagent was allowed to react with different concentrations of standard and sample for 5 min, Na2CO3 was then added, mixed thoroughly, and incubated at room temperature in the dark for 2 h