IT has been assumed that there is only one form of fluoride in serum, the inorganic F ion. It would therefore seem that either the value for serum fluoride which I found (1 µM) (refs. 1 and 2 ...

A Wuhan-based biopharmaceutical company developed technology to synthesize human serum albumin (HSA) from rice, offering a potential solution to China's supply shortage of this critical blood protein.