Seeking asparagus info
cherry at stout.Stanford.EDU
Mon Mar 7 23:32:21 EST 1994
In article <2ldrhe$6g0 at franklin.cc.utas.edu.au>,
La Monte Yarroll <piggy at hilbert.maths.utas.edu.au> wrote:
>There is something in aparagus which causes a specific odour in urine
>in certain individuals. Does anybody know what this substance is?
The odoriferous component is believed to be methanethiol. It is a
metabolite from something in asparagus. Apparently everyone makes this
compound, but not everyone can detect its odor. That is some people
cannot smell methanethiol in concentrations present in urine.
Lison, M.; Blondheim, S. H. and Melmed, R. N.: A polymorphism of the
ability to smell urinary metabolites of asparagus. Brit. Med. J. 281:
The above info was obtained from OMIM.
J. Michael Cherry Internet: cherry at genome.stanford.edu
Project Manager Saccharomyces Genome Database
Stanford DNA Sequence & Tech. Center Department of Genetics
Stanford University School of Medicine Stanford, CA 94305-5120
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