We know now the consumptive man carries in his lungs and sputum the germ capable of developing the same evil in others; consequently we know how to preserve ourselves against tuberculosis.
"The Pros and Cons of Vivisection"
Charles Richet Commentator: W. D. Halliburton
We must purify or destroy the habitations wherein consumptives have lived, burn or carbolise all the sputum, make spitting in public places a punishable offence, take sanitary measures against unhealthy meat, defend our children against contaminated milk-in a word, we are armed against a disease, the sole and unique cause of which, as experimentation alone has taught us, is infection.
"The Pros and Cons of Vivisection"
Charles Richet Commentator: W. D. Halliburton
Another rabbit inoculated with a bovine culture for comparison lived 10 days longer than the one inoculated with this sputum germ.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler