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Tag: "viruses" at medical news

Scientists Identify Antibodies That Block Human and Animal SARS Viruses

...ective in protecting against human and animal SARS viruses in experiments on mice. "This antibody neutralizes all strains of SARS we tested and is likely to neutralize all strains of the virus with known sequences. There are no other reports for such antibodies available," said lead researcher Dr. Dimiter...

Bat Virus Renamed After Protests from Malaysia State

...ical treatment. Bats are carriers of a number of viruses including the Nipah virus that killed more than 100 people in Malaysia in 1999....

Wet Weather Heralds the Mosquito Menace

...birds. West Nile virus is closely related to the viruses that cause Dengue fever, Yellow fever and St. Louis encephalitis. West Nile virus infects thousands of people, killing hundreds of them, each year in the United States. West Nile Virus is a flavivirus commonly found in Africa, West Asia, and the Mi...

New "second-line" AIDS Drug Shows Promise in Trials

...ency virus (HIV) which causes AIDS) -- to below 50 viruses per millilitre of blood. At the 24-week point in the two trials, 56 and 62 percent of patients in the etravirine group had achieved this goal, The Lancet paper says. Among the "placebo" group, the rate was 39 and 44 percent. Side effects were "mi...

Australian Patients Who Received Vitamin Injection Infected With Hepatitis C

...dney to test for hepatitis C and other blood-borne viruses . The move follows reports that five such persons had already contracted the highly infectious disease. An investigation has found Dr Daniel Hameiri's Double Bay clinic where patients receive vitamin injections was the source of the potentially...

Australian Research Reveals AIDS, Cancer Link

...fection. He said for those cancers not linked to viruses or bacteria, such as breast and prostate cancer, both groups had similar rates to the general population. "Until now, the accepted wisdom was that there were only three cancers associated with HIV -- this paper finds that it is more like 20," he sa...

Gadrasil Could Prove Effective in Men too

... Gardasil does not target cancers directly but the viruses that can lead to the disease, it is pointed out. The vaccine works by boosting the immune system so that it effectively fights off two of the most common strains of human papilloma virus, the most prevalent STD in modern society. In North America, ...

First Genetically Engineered Maize Resistant to Maize Streak Virus Produced in S. Africa

...artin, J.A. Thomson and E.P. Rybicki, maize streak viruses (MSV) are Gemini-viruses that can destroy most of a maize crop. They are endemic to sub-Saharan Africa and adjacent Indian Ocean islands where they are transmitted by leafhoppers in the genus Cicadulina. Maize can supply 50 percent of the calori...

MIT's Green Nano-factories to Produce Eco-friendly Batteries

...etts Institute of Technology (MIT) is working with viruses to build faster , better, cheaper and environmentally-friendly transistors, batteries, solar cells, diagnostic materials for detecting cancer, and semiconductors for use in modern electrical devices. Viruses are normally associated with causing hum...

Researchers Develop First Mouse Model of Lung Transplantation

...gans, lungs are constantly exposed to bacteria and viruses in the environment, and we think this exposure increases the risk of chronic rejection and the eventual failure of the organ. This is why the mouse model is so critical. It will allow us to understand the molecular mechanisms that control lung transp...

Modified Herpes Virus Keeps Arteries Free-flowing Following Procedures

...plication of genetically engineered herpes simplex viruses for treatment of vascular disease," Skelly added. "It suggests that genetically engineered viruses may have a significant impact on the outcomes of angioplasty performed in humans. Human trials would...

Evolution of HIV from African Greek Monkeys

...ch from The University of Arizona in Tucson,monkey viruses related to HIV may have swept across Africa more recently than previously thought . A new family tree for African green monkeys shows that an HIV-like virus, simian immunodeficiency virus, or SIV, first infected those monkeys after the lineage spli...

Human Trial for Universal Influenza Vaccine Underway

...led M2 protein, remains unchanged in all human flu viruses known, including the strains that caused the pandemics in the last century. On the basis of the M2-protein they developed a vaccine and successfully tested it on mice and other laboratory animals: the M2 vaccine provided total protection against A...

Spraying Saline Water into Nose may Reduce Nasal Passage Infections

...In addition, saline may simply help wash bacteria, viruses and allergic materials out of the nose. Doctors should consider recommending saline therapy as an adjunct for managing the symptoms of chronic rhinosinusitis, says Harvey....

HIV Drug Combo can Boost Immune Marker in Long-term Patients: Study

...r benchmark was a viral load -- the number of AIDS viruses in the blood -- of 1,000 and 400 copies per microlitre, whereas the new study sets a far tougher standard of 50 copies or less. The paper is published by The Lancet ahead of a meeting in Sydney from Sunday to July 25 of the International AIDS Socie...

Virginity Rules-Meant To Be Broken?

... teenager to the other side of high school without viruses or babies is a bonus, but not the real goal. They see casual sex as toxic to future marriage, family and even, in an oblique way, opposition to abortion. You have to look at why sex was created, says Eric Love, the director of the East Texas Abstin...

Math Model Helps Identify Genes That Attack Hepatitis C Virus

... know which genes are responsible for fighting the viruses which attack our liver, we will be able to look for the medications which will activate these genes most favourably," Dr. Brodsky said. "In the specific case of hepatitis C, we have now isolated the genes that show which patients will respond to tr...

Memory T Cells Protect the Body from Viruses

...lication and migration may take several days while viruses multiply and spread quicker. Sigals work shows the CD8 T cells can protect from viral disease without the need to migrate from the lymph nodes to the site of viral entry. It was very difficult to imagine how the memory T cells could win this race, ...

Body's Defence Mechanism Against Viral Disease Discovered

...lication and migration may take several days while viruses multiply and spread quicker. The researchers say that their experiments have shown the ability of memory T cells to rapidly multiply and kill target cells inside the lymph node. "In fact we found that memory CD8 T cells already killed target cells...

Aedes Agypti Mosquitos Immune System Revealed

...lays a key role in controlling the transmission of viruses that cause yellow and dengue fevers diseases tha...es and therefore help the mosquitoes fight off the viruses more effectively, preventing transmission to humans. Imperial College scientists participating in ...

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