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.
Deng ZX, Kieser T, Hopwood DA.Deng ZX, et al. Among authors: hopwood da.Mol Gen Genet. 1988 Oct;214(2):286-94. doi: 10.1007/BF00337723.Mol Gen Genet. 1988.PMID: 3070352
Hopwood DA, Kieser T, Wright HM, Bibb MJ.Hopwood DA, et al.J Gen Microbiol. 1983 Jul;129(7):2257-69. doi: 10.1099/00221287-129-7-2257.J Gen Microbiol. 1983.PMID: 6631413