The Effect of Cysteine and Sodium Selenite on the Toxicity of Cadmium in Staphylococcus Aureus
Author(s) -
Hannu Korkeala,
A. Uusi-Rauva,
Timo J. Pekkanen
Publication year - 1981
Publication title -
acta veterinaria scandinavica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.608
H-Index - 54
eISSN - 1751-0147
pISSN - 0044-605X
DOI - 10.1186/bf03547214
Subject(s) - staphylococcus aureus , selenium , cadmium , chemistry , sodium , microbiology and biotechnology , toxicity , cysteine , biology , biochemistry , bacteria , enzyme , genetics , organic chemistry
Cysteine was shown to have a protective effect on the killing rate caused by cadmium (Cd) but no effect on the uptake of Cd in S. aureus 3719-. The addition of 254 × 10−3 mmol/l of sodium selenite or more into the liquid growth medium increased the lag phase of growth of S. aureus 3719-. Sodium selenite had no protective effect on the toxicity of Cd in S. aureus 3719- as evaluated by the length of the lag phase of growth in the presence of Cd and varying amounts of sodium selenite. 534 × 10−6 mmol/l of sodium selenite in the growth medium had no effect on the uptake of Cd in S. aureus.
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