ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Tritiated thymidine (250-500 ?, specific activity 90-110 Ci mmor1) was injected into the allantoic sac of 24 fetal cats aged 21-36 days (E21-E36) (see rf. 14 for an evaluation of this procedure). The timed pregnancies were produced by exposing an oestrous female to an experienced male for 12-16 h. ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/302611a0
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