Tag: "hemorrhagic" at biology news
Identifying tick genes could halt disease, bioterrorism threat
...y Mountain spotted fever, tularemia, Crimean-Congo hemorrhagic
fever and tick-borne encephalitic diseases. Ticks spread disease by taking blood from an infected animal and then feasting on another animal. They need the blood to grow from egg to adult, and the adult female needs the blood to nourish her eggs. In ...
Scientists fear new Ebola outbreak may explain sudden gorilla disappearance
...n the area to avoid handling dead animals. Ebola hemorrhagic
fever is a severe, often-fatal disease that affects humans and non-human primates, such as monkeys, gorillas and chimpanzees. Researchers believe the disease, which first emerged in 1976, is zoonotic, or animal-borne. Many scientists believe it is sp...
Fluid derived from aloe plant prolongs life after hemorrhagic shock in animal study
...ould have a significant impact on the treatment of hemorrhagic
shock caused by both civilian and military trauma. In a rodent model of hemorrhagic
shock, animals that were given a very small amount of the fluid, an aloe vera-derived drag reducing ...
Mosquito researchers track dengue fever in Sonora, Mexico
...ecause the disease is so painful. One form, dengue hemorrhagic
fever, is fatal in about five percent of patients....ive percent chance of developing the even nastier, hemorrhagic
form of the disease. In dengue hemorrhagic
fever, the person's blood vessels start to leak, causing ...
As humans alter land, infectious diseases follow
...low fever, cholera, influenza, foot and mouth, and hemorrhagic
fevers. "Evidence is mounting that deforestation and ecosystem changes have implications for the distribution of many other microorganisms, and the health of human, domestic animal and wildlife populations," according to the report compiled by the Wo...
Donaghue Women's Health Investigator Program awards grants to three at Yale
...ll generate pilot data on 20 women with hereditary hemorrhagic
telangiectasia (HHT), also known as Osler-Weber-Rendu Syndrome, who have severe, chronic gastrointestinal bleeding. The results will indicate the feasibility of a larger trial determining the optimal therapy to control the bleeding in these patients...
When blood can't get to brain, special CT scan helps
...se they can reveal whether a stroke is ischemic or hemorrhagic
(caused by a burst blood vessel). CT scans guide d...e an ischemic stroke patient's life but can kill a hemorrhagic
stroke patient. Perfusion CT is proving useful as a way to get more information on some ischemic str...
Insights on stroke from the peripheral blood suggest ways to develop markers and therapies
...age, and patients experiencing or at high risk for hemorrhagic
stroke, for whom clot-busting treatment would increase the risk of cerebral bleeding. Ongoing work in Dr. Baird's laboratory is investigating the association between inflammation and gene expression on ischemic brain tissue and clinical outcomes. O...
A&M researcher studying genes of mosquitoes
...are breaking but is rarely fatal. However, dengue hemorrhagic
fever and dengue shock syndrome are often fatal. Yellow fever symptoms are fever, chills, prostration, jaundice and in severe cases, internal hemorrhaging, coma and death. It is endemic to the tropic and subtropics, and the disease occurs in spora...
Gene links hereditary intestinal disorder with stroke danger
...d an increased colon cancer risk -- and hereditary hemorrhagic
telangiectasia (HHT), which causes vascular abnormalities that can lead to stroke. The finding suggests that anyone with juvenile polyposis should undergo genetic screening, the researchers said. Physicians should then carefully monitor those with th...
Surveillance and containment would be effective intervention against deliberate smallpox attack
...llpox virus were altered to cause more serious, or hemorrhagic
cases than the ordinary virus, surveillance and co...severity: ordinary smallpox, modified smallpox and hemorrhagic
smallpox. If individuals in the model had never been vaccinated, they assumed that 95 percent would...
Thailand dengue hemorrhagic fever epidemics spread in waves emanating from Bangkok
... Bloomberg School of Public Health studying dengue hemorrhagic
fever epidemics in Thailand have determined that t...s and life-threatening form of the disease, dengue hemorrhagic
fever, place a heavy burden on public health systems. The number of cases of dengue hemorrhagic
Ebola outbreaks are simultaneous 'mini-epidemics'
...andling or eating infected wildlife. Ebola causes hemorrhagic
fever and death within a few days for most of its victims. "Now we know that the virus doesn't 'spread' as much as it spills over from many sources in the forest," said Dr. William Karesh head of WCS's Field Veterinarian Program and co-author of th...
Progress in probing the mosquito's sense of smell
...ncluding malaria, encephalitis, West Nile, dengue, hemorrhagic
and yellow fevers. Previous studies have shown that human sweat contains about 350 different aromatic compounds, but not much research has been done on them. For example, researchers do not know much about the individual variations in these odorants,...
New book explains plants, medicine
...ners -- which can put people at risk of developing hemorrhagic
stroke. There are countless such descriptions. There are lightly written sidebars in each chapter, extolling the healthy properties of soybeans, for instance, or the good news about chocolate's benefits. Part I consists of three chapters on injur...
New roles for protein modifications in cell migration
...omponents of various snake venoms, where they have hemorrhagic
and anti-coagulatory effects. ADAM-family proteases have been implicated in a number of human physiological and pathological processes, including blood coagulation disorders, rheumatoid arthritis and asthma. These proteins act to proteolytically rele...
Discovery of brain disorder gene paves way for genetic test
...in the brain can cause seizures, severe headaches, hemorrhagic
stroke and neurological deficits. Affected individuals have a 50 percent chance of passing the disease on to their children. "People with this mutation are at great risk for developing blood vessel lesions in the brain and their associated symptoms,...
Drug shows promise for Ebola virus treatment in primates
...nfected with the deadly Ebola virus. Ebola causes hemorrhagic
fever that kills up to 80 percent of humans infect...C2 could be useful in the treatment of other viral hemorrhagic
fevers. The next step will be to test clinical efficacy of this treatment modality in persons at ri...
Ebola virus-like particles prevent lethal Ebola virus infection
...s and other countermeasures to Ebola, which causes hemorrhagic
fever with case fatality rates as high as 80 percent in humans. The virus, which is infectious by aerosol, is of concern both as a global health threat and a potential agent of biological warfare or terrorism. Currently there are no available vacci...
Experimental hantavirus vaccine elicits strong antibody response in primates
...ic treatment of HPS and a related disease known as hemorrhagic
fever with renal syndrome (HFRS). In an article published in last month's Journal of Virology, investigators at the U.S. Army Medical Research Institute of Infectious Diseases (USAMRIID) describe using a naked DNA approach to develop a hantavirus vac...
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