Massie determined through laboratory experimentation that about two - thirds of northern anchovies who were exposed to Toxoplasma gondii
oocysts became infected.
Under ideal temperature and humidity conditions,
these oocysts become infective to certain animals.
Not exact matches
Humans can
become infected after unintentionally ingesting the microscopic
oocysts, primarily from not their washing hands after cleaning a cat's litter box or working in a garden with contaminated soil.
If a mouse should swallow the
oocysts, a cat may
become infected by eating the infected mouse.
In other cases, a puppy or kitten
becomes infected with coccidiosis, produces lots of
oocysts of coccidia but never has clinical signs of disease such as diarrhea, loss of appetite, vomiting or failure to thrive.
Dogs can also
become infected by eating other animals, such as mice, that have ingested the
oocysts.
Pregnant moms and immunocompromised people with cats who can not get someone else clean the litter box for them should wear gloves, clean the litter box promptly twice a day before the
oocysts can
become infective and wash their hands when finished.
Dogs that ingest the
oocysts can
become infected once the sporulateed
oocysts mature in the dog's intestine
Indeed, as cats increasingly contaminate public areas with T. gondii
oocysts it will
become progressively more difficult to avoid exposure.»
«Humans,» write Elmore et al., «usually
become infected through ingestion of
oocyst - contaminated soil and water, tissue cysts in undercooked meat, or congenitally.
Oocysts must sporulate before
becoming infective, therefore are not infectious until 48 hours post shedding.