ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Paper chromatographic separation has now been attempted to reveal the nature of the active factors. 30 gm. of fresh root were extracted with chilled absolute alcohol at 0 C. for 18 hr. The extract was filtered and alcohol distilled off under reduced pressure. The aqueous residue was acidified with ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1901213b0