Join YourDictionary
Sign up to make the most of YourDictionary
By signing in, you agree to our Terms and Conditions and Privacy Policy.
Success!
We'll see you in your inbox soon.
No infectivity was shown in these tests of fetal calf serum.
Cellular invasion can be duplicated in vitro with polarized epithelial cell monolayers, and parasites ' activated ' to acquire infectivity.
There is an urgent need to determine BSE infectivity titres in a large variety of bovine tissues.
I do n't know that bile has ever been looked at for scrapie infectivity.
This was significant in that infectivity of spleen tissue with BSE agent could be shown once the species barrier had been passed.