期刊名称:Proceedings of the National Academy of Sciences
印刷版ISSN:0027-8424
电子版ISSN:1091-6490
出版年度:1976
卷号:73
期号:7
页码:2196-2200
DOI:10.1073/pnas.73.7.2196
语种:English
出版社:The National Academy of Sciences of the United States of America
摘要:A small-molecular-weight inhibitor of DNA synthesis, specific for normal and malignant mammary cells but devoid of species-specificity, has been isolated from bovine mammary glands. This factor has very little effect on RNA metabolism.