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Tag: "hemorrhagic" at biology news

Secrets to antibody's success against West Nile Virus surprise scientists

... virus and may be important to the onset of dengue hemorrhagic fever. This theory suggests that dengue and other viruses may have developed tricks that let them reproduce inside macrophages, the immune cells that normally consume and destroy any object that they find covered in antibodies. In effect, these tr...

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

...ust as serious, causing tick-borne encephalitis or hemorrhagic fevers. Currently, a Japanese encephalitis outbrea... as the more serious tick-borne encephalitis, Omsk hemorrhagic fever (found in western Siberia) and the closely related Kyasanur forest disease (found in western I...

Fragment of yellow fever virus may hold key to safer vaccine

...nline. These days, the horror of Ebola or Marburg hemorrhagic fever grabs more attention, but yellow fever is the original viral hemorrhagic fever. It strikes more than 200,000 people a year, mostly in Africa, killing about 30,000 of them, t...

Newer imaging techniques may lead to over-treatment

...t, "a recent study found a 10 times higher risk of hemorrhagic stroke in patients receiving oral anticoagulant therapy when compared to the general population," Dr. Prologo said. It is imperative that "clinicians consider the risk-benefit ratio of therapy in patients with previously undetectable small clots in t...

Scientists discover how Ebola virus infects cells

... of viruses that cause severe and frequently fatal hemorrhagic fevers. "Finding medical countermeasures for viral hemorrhagic fevers is a global public health priority because not only do these diseases occur naturally but the...

Researchers discover molecule that causes secondary stroke

...o 10 days following a massive brain bleed known as hemorrhagic stroke. Sixty percent of patients who survive the ...the blood-brain barrier," Dr. Clark says. "After a hemorrhagic stroke, however, toxins given off by the brain bleed contribute to the development of specific molec...

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