An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Gossen M, Bujard H.Gossen M, et al.Proc Natl Acad Sci U S A. 1992 Jun 15;89(12):5547-51. doi: 10.1073/pnas.89.12.5547.Proc Natl Acad Sci U S A. 1992.PMID: 1319065Free PMC article.
Gossen M, Bujard H.Gossen M, et al.Annu Rev Genet. 2002;36:153-73. doi: 10.1146/annurev.genet.36.041002.120114. Epub 2002 Jun 11.Annu Rev Genet. 2002.PMID: 12429690Review.