Download or read book OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 476: In Vitro Mammalian Cell Gene Mutation Tests using the Hprt and xprt genes written by OECD and published by OECD Publishing. This book was released on 2016-07-29 with total page 18 pages. Available in PDF, EPUB and Kindle. Book excerpt: The in vitro mammalian cell gene mutation test can be used to detect gene mutations induced by chemical substances. In this test, the used genetic endpoints measure mutation at hypoxanthine-guanine phosphoribosyl transferase (HPRT), and at a transgene of xanthineguanine phosphoribosyl transferase...