ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Folic acid (Fig. 1) is commercially available (Radiochemical Centre) in three radioactively labelled forms: labelled with 14C (at the C-2 position) or with 3H, either nominally (at the 3', 5', 7, 9 positions, with 33.2% at C-9) or generally (at the 7,9 positions only, with 41% at C-9). Extensive ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/287253a0
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