The simian foamy virus has been identified as a zoonotic retrovirus that infects
people who have direct contact with fresh nonhuman primate bushmeat; this finding indicates that such zoonoses are more frequent, widespread, and contemporary than previously appreciated.
Type A is likely to undergo an antigenic shift if two or more subtypes infect
a single host, creating new subtypes based on surface antigens hemagglutinin (H) and neuraminidase (N).
According to Tom Malmsbury, a scientist with the Colorado Department of Wildlife, "Three separate transmissibility studies are currently underway to determine if CWD can infect
In addition, should a woman become pregnant subsequent to contracting the disease, she could infect
her baby with either or both of the viruses.
West Nile's ability to infect
numerous species of mosquitoes and birds has fueled its rapid movement, said Dr.
HIV-I strains that infect
macrophages (macrophage-tropic isolates) are responsible for person-to-person transmission and are the predominant virus type during the clinical latency phase.
So it becomes easier for an animal virus to infect
That is why the CDC is involved in the bartonella work because it could infect
animals as well as people.
The risk from avian influenza is generally low to most people because the viruses occur mainly among birds and do not usually infect
HIV, which can infect
blood and other body fluids, attacks the body's infection-busting immune cells.
Bubonic, pneumonic, or pharyngeal plague may develop in domestic cats and infect
humans directly (2).
The therapy works by killing infected
cells before they can send out legions of hepatitis C viral particles to infect
other cells, says Richardson.