Abstract
A GONADOTROPHIN-INHIBITING substance has been reported to occur in the urine of children1 and adults2,3 and in certain samples of human serum4. It inhibits the action of human chorionic gonadotrophins (HCG) and luteinizing hormone (LH), but is ineffective against the action of follicle-stimulating hormone (FSH). This communication reports the observation of certain similar effects using N-acetyl-D-neuraminic acid (D-NANA)—a constituent of both HCG and FSH, and using the related compound N-acetyl-D-mannosamine (D-NAM).
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AMIR, S., BARKER, S., BUTT, W. et al. Gonadotrophin-inhibiting Action of Certain Carbohydrates. Nature 211, 975–976 (1966). https://doi.org/10.1038/211975a0
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DOI: https://doi.org/10.1038/211975a0
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