Tag: "pandemics" at biology news
US control strategies may make flu epidemics worse, UCLA study shows
...s not adequate to control severe flu epidemics and pandemics
unless vaccination programs offer incentives to individuals. According to the researchers, the severity of such a health crisis could be reduced if programs were to provide several years of free vaccinations to individuals who pay for only one yea...
Whiteflies and plant viruses can help each other to speed up biological invasion
...eaks of the B whitefly have often been followed by pandemics
of a group of plant viruses called begomoviruses o... indigenous whiteflies, as well as causing disease pandemics
of the viruses associated with this vector." The study also shows that infection of the whiteflie...
Changes in amino acids in the 1918 influenza virus cut transmission
...duce the risk for a potential pandemic. While flu pandemics
occur every 10 to 40 years, the factors that lead ...mission, and therefore, help to stop epidemics and pandemics
of influenza." ...
RNAi shows promise in gene therapy, Stanford researcher says
...ancisco during a session titled "RNAi for emerging pandemics
and biosecurity." The session takes place at 1:45 p.m. Feb. 18. RNAi is a biological phenomenon in which a strand of RNA in the cell can cause the destruction of another strand of RNA that is relaying a protein-coding message from a gene. With ...
2,000 influenza virus genomes now completed and publicly accessible
...asily transmitted from person to person. Influenza pandemics
have occurred three times in the last century, the most lethal of which was the pandemic of 1918, which caused an estimated 40 to 50 million deaths worldwide. "A few years ago, only limited genetic information on influenza viruses existed in the p...
Scientists find mutations that let bird flu adapt to humans
...ld to become a human pathogen. The last two flu pandemics
in 1957 and 1968 were caused by avian viruses that had accumulated enough genetic mutations to be considered hybrids of animal and human viruses, Kawaoka notes. ...
Recurrence of a flu pandemic similar to infamous 1918 flu could kill 62 million
...demic. Although many people might still recall the pandemics
of 1968 and 1957, it is the infamous 1918-1920 pandemic--and the possibility of a recurrence on that scale--that causes the most trepidation. Strangely, researchers still don't know exactly how many people died from this particular strain of the ...
Preventing a pandemic: Study suggests strategies for containing a flu outbreak
...e a massive pandemic. "There were three influenza pandemics
in the 20th century alone. The threat of another pandemic, related to avian influenza, is real and very serious. Fortunately, as the new study shows, for the first time in human history, we have a chance of stopping the spread of a new influenza stra...
Controlling wildlife trade key to preventing health crises, study says
...a cost-effective means of keeping potential deadly pandemics
such as SARS and influenza from occurring. The study appears in the July edition of the journal Emerging Infectious Diseases. The cost of controlling the spread of diseases afflicting both human and animal populations has reached hundreds of billions...
NIAID Initiates Trial of Experimental Avian Flu Vaccine
...pen, a worldwide pandemic could follow. Influenza pandemics
are global outbreaks that emerge infrequently and unpredictably and involve strains of virus to which humans have little or no immunity. H5N1 is one such flu virus strain. The last influenza pandemic swept the globe in 1968; many public health offici...