Sentence examples for challenge infections from inspiring English sources
For challenge infections, mice lightly anesthetized with isoflurane were intranasally infected with a lethal dose of A/PR8 virus (20× LD50) in 50 µl of PBS at 5 weeks after a single dose immunization.
Pigs immunized with CSF-JE VRP displayed strong anti-CSFV and anti-JEV antibody responses and protection against CSFV and JEV challenge infections.
A series of 10 dose confirmation studies was conducted to evaluate the persistent activity of an extended-release injectable (ERI) formulation of eprinomectin against single point challenge infections of gastrointestinal and pulmonary nematodes of cattle.
The immunized animals produced specific antibodies against ILTV and AIV HA, and were protected against challenge infections with either virulent ILTV, or two different highly pathogenic AIV strains (A/chicken/Italy/8/98, A/chicken/Scotland/59).
The possibility that the tyvelose component itself may have a host- or parasite-protective role in the intestine was tested by following the outcome of challenge infections in mice primed and boosted with tyvelose-BSA, or in mice primed with tyvelose-BSA before boosting with larval antigen.
Challenge infections were performed by intra-peritoneal injection of 105 parasitized red blood cells.
Antigens from larval stages of Ascaris suum have been shown to induce protection against challenge infection with infective A. suum eggs.
Columns represent the genotype infected first ("resident infection"), and rows represent the genotype infected second ("challenge infection").
This report assessed the capacity of DC subsets in BCG infected mice in generating protective immunity against mycobacterial challenge infection.
It has been shown that mice and ferrets previously infected with an A/H3N2 virus are clinically protected against intranasal challenge infection with an A/H5N1 virus (43, 44).
The results indicated that persistent immune responses, in chronically infected and in treated goats, may explain sustained worm fecundity depression at challenge infection.
