We document and discuss the possible role of migratory birds in the spread of HPAI H5N1 virus
during the second half of 2005, on the basis of information and data concerning the role of waterfowl in the ecology of avian influenza viruses
; the pattern of Anatidae bird migrations across the western Palearctic, and contemporary, satellite-derived temperature data.
When a mosquito feeds on the blood of an infected animal--especially birds--it delivers the virus
to other creatures it bites.
One year ago, the researchers reported that the Sindbis virus
could target cancerous hamster-kidney cells that had been implanted under the skin of mice.
based Internet security firm, estimated the virus
could cost businesses across the world up to $1 billion to clean up.
In today's environment of organized cybercrime and ever-changing online threats, it's more important than ever for consumers to have comprehensive virus
and spyware protection that's continuously updated and easy-to-use," said Steve Orenberg, President, Kaspersky Lab, Inc.
Humans acutely infected with influenza A virus
have a high virus
titer in their respiratory secretions, which will be aerosolized when the patient sneezes or coughs.
Belcher suggests that one end of a virus
might be designed to carry a magnetic material, and the other a chemical group that binds to a toxic pollutant.
After 24 hours the cells develop reddish-blue lumps--clear evidence of a virus
writers are the graffiti scribblers of cyberspace, since only about one-third of viruses
are deliberately destructive.
1) was identified from virus
samples from this patient; the sequence was identical to sequences from measles viruses
collected in Nairobi and Machakos, Kenya, in October 2005 (Figure).
This bird doesn't migrate, so it must have caught the virus
The genus Lyssavirus within the family Rhabdoviridae currently includes rabies virus
(RABV) (genotype 1) and 6 rabies-related viruses
: 3 from Africa, Lagos bat virus
(LBV) (genotype 2), Mokola virus
(MOKV) (genotype 3), and Duvenhage virus
(DUVV) (genotype 4); European bat lyssaviruses 1 and 2 (EBEV1 and 2) (genotypes 5 and 6); and Australian bat lyssavirus (ABEV) (genotype 7) (1).
A: Bird flu, or avian influenza, is a disease caused by a virus
New copies of the virus
particles are made only" inside a wasp's ovaries, where the virus
apparently causes no harm.
The first step in protecting against the damage viruses
cause is to understand exactly what a computer virus
is and how it behaves.