What is true of the bactericidal action of the salts of mercury is equally true of their therapeutic effect.
"The Mechanism of Life"
Stéphane Leduc
Many experimenters have reported results that would indicate that appreciable concentrations of chlorine are required for bactericidal action but the details of the technique, as published, show that the effect of the organic matter added with the test organism was not thoroughly appreciated.
"Chlorination of Water"
Joseph Race
Indeed strong light has a bactericidal action on these forms similar to that with ordinary bacteria.
"The Nature of Animal Light"
E. Newton Harvey