ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] VITAMIN B12 absorption has been assumed to be limited by the level of intrinsic factor present in a test animal1; however, with massive doses, diffusion through the intestine has been observed to occur2. Recently, a preparation*, free of intrinsic factor, was observed to increase the absorption ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1801401a0
Permalink