Sentence examples for epizootics from from inspiring English sources

The data suggest multiple introductions of RVFV into Sudan as part of sweeping epizootics from eastern Africa.

In the Russian Federation as a whole, >1 million birds were lost during influenza (H5N1) epizootics from July 2005 through March 2006.

Combining the expertise from multiple surveillance systems can increase the detection rate of H5N1 cases in humans from 57% to 93% and of epizootics from 40%to5353% (36 ).

This virus was isolated in The Netherlands during the 1992 to 1993 epizootic from a vaccinated layer flock, and was characterized as a velogenic virus based on the amino acid residues (RRQKR.F) at the cleavage site of the fusion protein.

In these cases, it is not yet clear whether these epizootics result from the natural evolution of new pathogens or from environmental changes that promote the emergence of pathogenic forms and/or that weaken the immune defenses of amphibians.

Phylogenetic analysis remains central in determining the origins of epizootics crossing from wildlife or livestock to humans (e.g. HIV, Keele 2006; West Nile virus, Lanciotti et al. 1999).

Strong clustering among strains isolated during epizootics in New York from 2003 2005, as well as from 1974 1975, demonstrates that EEEV has overwintered in this focus.

These samples were collected in 2010, over 2 years after the epizootic, and from animals born after the epizootic.

Hawley et al.[ 27] found for example increased diversity in MHC class II genes in post-epizootic birds from eastern United States, potentially reflecting disease mediated balancing selection.

Although pilot whales worldwide may be enzootically infected with morbillivirus (9 ), the virus involved in the present epizootic differs from PWMV (5 ), which supports previous evidence that different strains of CetMV may be infecting dolphins and whales (10 ).

Furthermore, our results suggest that the jackal and kudu share the same epidemiological cycle of rabies in Namibian wildlife, and that the probable source of infection in the later 2002 epizootic was from the canid biotype most probably the black-backed jackal or perhaps the domestic dog, as genetic analysis grouped these species most closely with the kudu.