Abstract
Summary
Spermine was active at a concentration of 3 μ moles per liter in allowing growth of a lysozyme-susceptible strain of B. anthracis in the presence of 1-4000 lysozyme. Spermidine. 1-3 propanediamine, putrescine, and cadaverine were respectively 1/2, 1/20, 1/40 and 1/200 as active as spermine. The activity of all of the substances was overcome by addition of 0.005M sodium bicarbonate to the medium.
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