A cross-species transfer is thought to be a rare event, and associated with an anomalous viral or host factor ( such as a mutation ) for that particular event.
12.
"' Host factor "'is a medical term referring to the traits of an individual person or animal that affect susceptibility to disease, especially in comparison to other individuals.
13.
This combination of ecological factors, especially the host factor of loss of genetic variation and hybrid vigor, may account for the apparent multifactorial environmental'causes'of CCD including concurrent infections.
14.
These models were very useful in characterizing the behavior and spread of infectious disease, by understanding the dynamics of the pathogen in the host and the mechanisms of host factors which aid pathogen persistence.
15.
LEDGF / p75, a transcription coactivator, gained prominence as a host factor that assists HIV integration and is probably the only integrase interactor whose knock-down severely affects the HIV integration levels.
16.
SAMHD1 is a host factor found in human myeloid cells, such as dendritic cells and macrophages, that restricts HIV-1 replication by depleting the cytoplasmic pool of deoxynucleoside triphosphates needed for viral DNA production.
17.
Host factors associated with severe or fatal Rocky Mountain spotted fever include advanced age, male sex, African or Caribbean background, chronic alcohol abuse, and glucose-6-phosphate dehydrogenase ( G6PD ) deficiency.
18.
Faruque has proposed models to explain the role of environmental and host factors and lytic bacteriophages in the ecology of " Vibrio cholerae ", that supports a self-limiting nature of seasonal cholera epidemics.
19.
"It turns out that the fruit fly had several host factors _ proteins _ that facilitated ( entry of ) P, " says Anthony James, a geneticist at the University of California at Irvine.
20.
Uncomplicated thrush is when there are less than four episodes in a year, the symptoms are mild or moderate, it is likely caused by " Candida albicans ", and there are no significant host factors such as poor immune function.
