Tag: "avian" at biology news
Mother birds increase progesterone to hatch females
...on for learning how to manipulate the sex ratio of avian
offspring in the future. Research in this area is just beginning, they note, because the molecular methods used to determine the sex of the eggs has only recently been made available....
Emerging diseases require a global solution
...at of potential pandemics such as Ebola, SARS, and avian
influenza demands a more holistic approach to dise...including mad cow disease, foot and mouth disease, avian
flu, swine fever) have caused some $100 billion in losses. The recent outbreaks of SARS have cost th...
Study in Royal Society journal on holly as an indicator of climate change
... immune defence) and prevalence of three different avian
malaria parasites in our study population of great...o sex difference in yolk steroid concentrations of avian
eggs at laying by Dr KM Pilz, Professor E Adkins-Regan and Dr H Schwabl Bird eggs contain steroids ...
Controlling wildlife trade key to preventing health crises, study says
...spongiform encephalopathy, foot-and-mouth disease, avian
influenza, swine flu and others have cost global economies some $80 billion, the authors of the study say. The results from the poorly regulated trade in wildlife could be even more deadly and more costly. "The cheapest way to contain these threats ...
African grey parrot is first bird to comprehend numerical concept akin to zero
... to a growing body of scientific evidence that the avian
brain, though physically and organizationally some...ties. To that end, Dr. Pepperberg's studies on the avian
brain are continuing with research into Alex's ability to count, as well as add and subtract small q...
Tips from the journals of the American Society for Microbiology
...denovirus species, distantly related to a group of avian
viruses known as Aviadenovirus. Adenoviruses usually exhibit low levels of virulence and have been recognized in at least forty vertebrate species. Infection generally manifests intestinal or respiratory symptoms, with serious illness only developin...
Strong impact of wintering waterbirds on zebra mussel populations at Lake Constance, Germany
... major pest in Europe and North America. The main avian
population changes concerned the mussel-eating tufted duck, pochard and coot; which currently make up some 80% of all wintering waterbirds at Lake Constance. Stefan Werner, Martin Mrtl and Karl-Otto Rothhaupt from the Limnological Institute at the Un...
On a wing and a prayer
...specially in Alaska, following recent outbreaks of avian
influenza in Southeast Asia and, last week, in Sib...ogram is to assess the diversity and prevalence of avian
influenza in Alaska's bird populations," said Jonathan Runstadler, veterinarian, assistant professor...
Computer model could help prevent flu pandemic
... drugs could be enough to keep a small outbreak of avian
flu from becoming the first influenza pandemic in ...4,000 had died. Scientists say that an outbreak of avian
or bird flu, the most likely candidate for an influenza pandemic, could be much worse now because hu...
Preventing a pandemic: Study suggests strategies for containing a flu outbreak
... possible to contain a Southeast Asian outbreak of avian
influenza in humans, buying precious time for the ...accine could be produced," she said. The danger of avian
flu is that the virus could develop into a new strain that could be transmitted among humans. The vi...
Our effect on the world
...versity, US) will report the results of a study of avian
biodiversity at 40 sites across New York in their talk, "Linking acid rain, soil properties, and avian
biodiversity in four regions of New York." Hames and Lowe studied the number and biomass of birds, ...
Bird Society to meet at UC Santa Barbara, focus on ivory-billed woodpecker and California condor
... are part of or immediately adjacent to campus and avian
diversity is thought to be higher at UCSB than at any other university in the U.S. or Canada. Three bird species listed as endangered breed on or adjacent to campus lands. They are Belding's savannah sparrows, snowy plovers and least terns. "This is ...
WCS says avian flu prevention should focus on farms, markets
...y (WCS) warn that efforts to control the spread of avian
flu across Asia and beyond must focus on better ma...est hope for successfully containing the spread of avian
flu is focusing our limited resources on the hubs where humans, livestock and wildlife come into clo...
UC Riverside researchers discover model organism for studying viruses that affect humans
...s that inactivate RNAi suppressors associated with avian
flu, HIV and others....
Bird samples from Mongolia confirmed as H5N1 avian flu
...) has positively identified the pathogenic form of avian
flu--H5N1--in samples taken from birds last week i...rt responded to initial reports of the most recent avian
influenza outbreak in Kovsgol Province near the Russian border from the Mongolian Ministry of Food a...
Chickens orient using a magnetic compass
...th magnetic cues is not only present in an ancient avian
lineage dating back to the cretaceous period, but has also been retained in a nonmigrating bird after thousands of years of domestication....
First production of human monoclonal antibodies in chicken eggs published in Nature Biotechnology
... considerable advance over past efforts to develop avian
transgenes, which were limited to the insertion of only small pieces of DNA," commented Dr. Etches. "The technology described here is a general method for inserting DNA encoding proteins of essentially any size and complexity while achieving high lev...
Bird flu claims critically endangered mammal
...ool of Biological Sciences, says the discoverythat avian
flu was responsible for the death of three rare ci...he other Asian countries chronically infected with avian
fluare biodiversity hotspots rich in species, many only occuring in thisregion," says Dr Bell, whos...
Study in Royal Society journal on first observation of giant squid in the wild
...-called hotspot stopover sites along the flyway of avian
long-distance migrants. This new link between digestive physiology and the vital role of hotspot stopover sites in the lives of migrant shorebirds makes this work newsworthy. Contact: Dr JA van Gils, Plant-Animal Interactions, Netherlands Institute o...
CU virologist finds contagious equine flu in dogs
...ogs. The next step was to test to see if it was an avian
flu virus, like the virulent H5N1 that has jumped ...NA or RNA in a blood or tissue sample -- ruled out avian
flu strains H5 and H7. The isolate was then sent to the CDC where Ruben Donis, Cornell Ph.D. '87, o...
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