Infestation in humans, particularly in children, occurs through the ingestion of eggs in contaminated soil.
Cases of fatal poisoning have resulted through the ingestion of zinc chloride or sulfide, but these are rare.
The primary route of transmission is through the ingestion of placenta or allantoic fluids from an infected female.
One specific area of concern is contaminant exposure through the ingestion of solid foods.
Newborn pups and kittens must obtain passive immune protection through the ingestion of colostrum within the first hours of life.
Dysentery is transmitted through the ingestion of food or water that has been contaminated by the feces of a human carrier of the infective organism.
Similarly, the altered states experienced through the ingestion of psychedelics provide far more questions about the nature of consciousness, and about the nature of reality itself, than it does answers.
Many domestic animals, including pigs, act as natural reservoirs of these organisms and infection may occur through the ingestion of contaminated foodstuffs.
Humans can acquire the disease through the ingestion of water and food contaminated with cysts and even from person to person contact.
Residents suspect their housemaids and cooks to be the carriers of the disease, which is transmitted through the ingestion of food or drink contaminated by the feces of an infected person.
Infection of healthy animals takes place through the ingestion of contaminated food or by direct entrance of brucellae through abrasions of the skin or through the mucous membrane of the eyes.
