E A Davidson

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Studies in viva on the biosynthesis of n-glucosamine, with the use of specifically labeled glucose in the rat (1,2) and in group A streptococci (3-5) showed that the glucose carbon chain was preserved during its conversion to the hexosamine. Leloir and Cardini (6, 7) noted that extracts obtained from Neurospora crassa converted glutamine and hexose(More)
The implication of adenylyl sulfate 3’.phosphate in the synthesis of the sulfated acid mucopolysaccharides has been well documented (l-6). However, the nature of the sulfation step, although studied extensively, is still obscure. Although the introduction of new techniques in nucleotide chemistry has resulted in the synthesis of many of the possible(More)
An investigation was conducted to explore the relationship between emotional distress and HIV progression. One hundred twenty-five homosexual, HIV-positive males participated in a 12-month longitudinal investigation. Psychosocial data were collected at 6-month intervals and CD4+ data were collected from diagnosis to the end of the investigation. Principal(More)