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Autor:
Marilyn C. Roberts, Ian Chopra
Publikováno v:
Microbiology and Molecular Biology Reviews. 65:232-260
SUMMARY Tetracyclines were discovered in the 1940s and exhibited activity against a wide range of microorganisms including gram-positive and gram-negative bacteria, chlamydiae, mycoplasmas, rickettsiae, and protozoan parasites. They are inexpensive a
Autor:
Jorge H. Crosa
Publikováno v:
Microbiology and Molecular Biology Reviews. 61:319-336
Iron is an essential element for nearly all living cells. Thus, the ability of bacteria to utilize iron is a crucial survival mechanism independent of the ecological niche in which the microorganism lives, because iron is scarce both in potential bio