1-methylhypoxanthine
National Institutes of Health
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A number of methylated purine bases have recently been reported to occur in small quantities in the urine of normal human…
The quantities of total and free guanine, adenine, hypoxanthine, and six of their methylated derivatives and of 6…
Single urine specimens from 72 normal adult males, including Jews from Israel, Arabs from Gaza, and Africans from Kenya, were…