The contagion may be found in the serum of the vesicles on the mouth, feet, and udder; in the saliva, milk, and various secretions and excretions; also in the blood during the rise of temperature.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
The solid, easily accessible fare of the materialists was especially relished by those educated in the natural sciences, and Vogt's maxim, that thought stands in a similar relation to the brain as the gall to the liver and the excretions of the other organs, met with the greater approval the more confidently and wittily it was promulgated.
"The Complete Historical Romances of Georg Ebers"
Georg Ebers
These symptoms occur in connection with the pulse, respirations, body temperature, skin and coat, visible mucous membranes, secretions and excretions, and behavior of the animal.
"Common Diseases of Farm Animals"
R. A. Craig, D. V. M.