The mutant far more
easily infected human immune cells than did the ancestral pseudotype, the team reports today in Cell.
Not exact matches
Humans can
easily develop tularemia through incidental contact with
infected rabbits, cats, rodents or other animals (and the ticks or fleas that may be on them).
The second challenge to researching viral therapies for childhood cancers is the fact that mouse cells don't get
infected with
human viruses as
easily as
human cells.
Since at least 2005, researchers have been deliberately creating influenza viruses that are both highly virulent (killing several percent or more of those
infected) and spread
easily among
humans.
If Asian bird flu mutates into a form that spreads
easily between
humans, an outbreak of just 40
infected people would be enough to cause a global pandemic.
A retrovirus that naturally
infects many nonhuman primate species can
easily jump the species barrier to
humans and does so frequently among bushmeat hunters in Africa, according to a study published in the 19 March issue of The Lancet.
Avian influenza virus H7N9, which killed several dozen people in China earlier this year, has not yet acquired the changes needed to
infect humans easily, according to a new study by scientists at The Scripps Research Institute (TSRI).
Although these viruses do not normally
infect humans, over time they can adapt to
humans and gain the ability to spread more
easily from person to person, underscoring the importance of finding out which mutations could enhance the ability of these viruses to
infect humans.
LA JOLLA, CA — December 5, 2013 — Avian influenza virus H7N9, which killed several dozen people in China earlier this year, has not yet acquired the changes needed to
infect humans easily, according to a new study by scientists at The Scripps Research Institute (TSRI).
We can't predict which virus species will slip into eggs and sperm and provide us with the next piece of the
human genome, but here is one fact that's pretty unsettling to ponder: If you put a koala retrovirus in a dish with
human cells, it can
easily infect them.
However, influenza viruses are constantly changing via random mutation and it is possible for a virus to mutate so that it could one day cross
infect and spread
easily between
humans.
Pets can
easily be
infected by intestinal parasites, a source of disease in not only cats and dogs, but also in the
humans who care for them.
However, influenza viruses are constantly changing and it is possible for a virus to change so that it could
infect humans and spread
easily between
humans.
Without keeping track of how the cats are doing and what changes are occurring in the colony, the cat population can
easily grow out of control again or a sick cat can
infect the community creating both
human and animal health risks.