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Tag: "fevers" at biology news

Buying Time Through Hibernation on Demand

...ould involve treating people suffering from severe fevers of unknown origin. Currently, when a person comes to an ER with such a fever they run the risk of brain-damaging seizures during the crucial time it takes to diagnose the bacterial or viral cause and administer the proper antibiotic. "Here's a patie...

U-M team recovers ancient whale in Egyptian desert

...ould involve treating people suffering from severe fevers of unknown origin. Currently, when a person comes to an ER with such a fever they run the risk of brain-damaging seizures during the crucial time it takes to diagnose the bacterial or viral cause and administer the proper antibiotic. "Here's a patie...

Biologists discover why 10% of Europeans are safe from HIV

...lues today of 1 in 10. Lethal, viral haemorrhagic fevers were recorded in the Nile valley from 1500 BC and were followed by the plagues of Mesopotamia (700-450BC), the plague of Athens (430BC), the plague of Justinian (AD541-700) and the plagues of the early Islamic empire (AD627-744). These continuing epi...

First North American Encapsulated Islet Transplant without Long-term Immune Suppression into a Patient with Type 1 Diabetes

...lues today of 1 in 10. Lethal, viral haemorrhagic fevers were recorded in the Nile valley from 1500 BC and were followed by the plagues of Mesopotamia (700-450BC), the plague of Athens (430BC), the plague of Justinian (AD541-700) and the plagues of the early Islamic empire (AD627-744). These continuing epi...

Live vaccines more effective against horse herpes virus

...ring veterinarians to show that horses have had no fevers for the last three weeks," said Ed Dubovi, associate professor of virology and director of the virology diagnostic laboratory at the Animal Health Diagnostic Center at Cornell. He says that Cornell only administers testing and does not set the rules ...

Scientists discover how Ebola virus infects cells

...ding medical countermeasures for viral hemorrhagic fevers is a global public health priority because not only do these diseases occur naturally but they also have the potential to be unleashed by bioterrorists," says NIH Director Elias A. Zerhouni, M.D. "This new research sheds light on the mechanism Ebola...

WHO suspends Marburg work, appeals for new funds

...important factor in controlling viral haemorrhagic fevers is the engagement of affected communities as partners in control. To achieve this engagement, local belief systems about the causes of disease and traditional rituals for mourning the dead must be respected. When the public understands and accepts a ...

Scientists show that tick-borne flaviviruses use a novel mechanism to evade host defenses

...tis lead to inflammation of the brain. Hemorrhagic fevers are viral infections that cause capillaries to burst, leading to unusual bleeding on or under the skin or in various organs. The study released this week online in the Journal of Virology describes how a single virus protein--NS5--from the tick-born...

Molecular mechanism may explain how fevers spark seizures

...ve China. "I was always impressed by how quickly fevers can trigger convulsions in children," she said. "I have been curious about this mystery for years." Kang came to Vanderbilt to work with Macdonald, internationally renowned for his research on epilepsy and GABA-A receptors, proteins on the surfaces...

Movie spies on malaria parasite's sneaky behavior

... life cycle, the classic symptoms of malaria ?high fevers and chills ?are triggered in people who are infected. Ménard and Amino collaborated with Volker Heussler at the Bernhard-Nocht Institute for Tropical Medicine in Hamburg, Germany. Their images of the parasite sneaking back into the host's bloodstre...

Researchers discover key mechanism by which lethal viruses Ebola and Marburg cause disease

...gic fever in sub-Saharan Africa. Viral hemorrhagic fevers are of specific concern because they are associate...ew drugs for intervention in filoviral hemorrhagic fevers of humans and apes." In the study, researchers describe a series of amino acids in Ebola and Marbu...

Worms produce surprise insight into human fever

...explanation for the beneficial role of behavioral fevers in poikilotherms and a mechanism by which fever works in metazoans, says Aballay. It also raises questions about the HSF-1 pathway in humans and whether drugs currently used to reduce fever in infected patients may make matters worse by prevent...

'GreeneChip' -- New diagnostic tool that rapidly and accurately identifies multiple pathogens

... malaria. Differential diagnosis of hemorrhagic fevers poses challenges for clinical medicine and public health. Syndromes associated with agents are not distinctive, particularly early in the course of disease. In some instances, including the case presented above, more than one agent may be endemic i...

Researchers discover surprising drug that blocks malaria

... by infected mosquitoes. The symptoms include high fevers and flu-like symptoms such as chills, headache, muscle aches and fatigue. The disease kills an estimated 2 million people a year, mostly African children under five. It also poses a risk to travelers. An estimated 500 million cases of malaria were ex...

8 plants from South Africa may hold potential for treating high blood pressure

...low justicia and taken for coughs and treatment of fevers Momordica balsamina, an African herbal traditional medicine also known as the balsam apple Oxygonum sinuatum, an invasive weed with no common name Physalis viscosa, known as starhair ground cherry Senna occidentalis, a very leafy ...

Revealed -- Mosquito genes that could be controlling the spread of killer viruses

...ansmission of viruses that cause yellow and dengue fevers – diseases that infect over 50 million people worldwide every year. This study is the first of its kind on the newly-sequenced genome of the Aedes aegypti mosquito, which is also published in this week’s Science. The researchers identified over 3...

Genetic factors are linked to fever following smallpox vaccination

... smallpox vaccination trials, 94 of whom developed fevers after vaccination. The authors analyzed 19 gene clusters (called haplotypes) linked to the body’s response to viral infections. The new study identified a total of eight haplotypes in four different genes that were associated with altered suscept...

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