Virology News and Research

Latest Virology News and Research

Genetically engineered potatoes offer new hope in the fight against the Hepatitis B

Genetically engineered potatoes offer new hope in the fight against the Hepatitis B Virus (HBV), an acute sometimes fatal form of viral hepatitis caused by a DNA virus that persists in the blood serum and is transmitted by sexual contact or by transfusion or by ingestion of contaminated blood or other bodily fluids.

14 Feb 2005

Ebola virus outbreaks linked to infected wild animal carcasses

All recent Ebola virus outbreaks in humans in forests between Gabon and the Republic of Congo were the result of handling infected wild animal carcasses, according to a study by the Wildlife Conservation Society (WCS) and its regional partners

14 Feb 2005

Blips and AIDS therapy

Researchers at Johns Hopkins have concluded that sudden, temporary spikes in the amount of HIV in the body, commonly called blips, do not always mean the virus is developing resistance to AIDS drugs.

14 Feb 2005

New 3-DCR HIV strain does not respond to three classes of anti-retroviral medication

A highly resistant strain of rapidly progressive human immunodeficiency virus (HIV) has been diagnosed for the first time in a New York City resident who had not previously undergone antiviral drug treatment, according to the Department of Health and Mental Hygiene (DOHMH).

13 Feb 2005

Two-step approach to transform HIV into a cancer-seeking machine

Camouflaging an impotent AIDS virus in new clothes enables it to hunt down metastasized melanoma cells in living mice, reports a UCLA AIDS Institute study in the Feb. 13 online edition of Nature Medicine.

13 Feb 2005

Scientists show knocking out key signals will cause diabetes

Using a revolutionary technique to turn off chemical signals inside the cell, scientists at Joslin Diabetes Center have discovered that the different metabolic abnormalities present in type 2 diabetes can be caused by knocking out two key signals in liver cells.

11 Feb 2005

Low-technology approaches to mosquito control can be effective

Over 380 000 people have been protected from dengue fever in Vietnam thanks to the implementation of a novel strategy to control mosquitoes in the country, concludes a report in this week’s issue of The Lancet.

10 Feb 2005

Need for routine voluntary screening for HIV

A new cost-effectiveness analysis has led researchers from Duke University Medical Center and the Veterans Affairs (VA) Palo Alto Health Care System to recommend that routine voluntary screening for HIV

10 Feb 2005

Many alcohol dependent HIV patients need assistance adhering to medications

Supervised medication delivery or simplified dosing regimens may be needed to ensure that HIV-infected patients with a history of alcohol problems stick to their medication regimens, according to a new study by researchers at Boston University Medical Center.

8 Feb 2005

India trials investigational vaccine candidate designed to prevent HIV/AIDS

Announcing the trial, Union Minister of Health and Family Welfare Dr. Anbumani Ramadoss, said: "Developing a vaccine to prevent AIDS is one of the most difficult scientific challenges of our time. It is also one of the most urgent health needs. Perseverance is the way forward, and India has a long- term commitment."

7 Feb 2005

Finding points towards the possibility of retrovirus involvement in ALS (amyotrophic lateral sclerosis)

A significant proportion of patients suffering from ALS (amyotrophic lateral sclerosis), also known as Lou Gehrig's disease or motor neuron disease, have a marker of retrovirus activity in their blood, reports the February 8 issue of the medical journal Neurology.

7 Feb 2005

HIV-infected parents peport limiting physical contact with their children

Over one-fourth of HIV-infected parents reported avoiding certain physical interactions, like hugging or kissing, with their children due to a fear of transmitting the disease or of contracting an infection from them, according to an article in the February issue of Archives of Pediatrics & Adolescent Medicine.

7 Feb 2005

Varicella vaccine is almost 90 percent effective against chickenpox

The varicella vaccine is almost 90 percent effective against chickenpox, but its impact on herpes zoster (shingles) is unknown and needs wider surveillance, Yale School of Medicine researchers write in today's New England Journal of Medicine (NEJM) perspective section.

7 Feb 2005

Gene therapy helps generate bone around dental implants

A University of Michigan research team has found that introducing a growth factor protein into a mouth wound using gene therapy helped generate bone around dental implants, according to a new paper in the February issue of the journal Molecular Therapy.

3 Feb 2005

Important and previously unrecognized trigger for breast cancer

A small sequence of DNA in the envelope (Env) protein of a mouse breast tumor virus (called MMTV) can transform breast cells into cancer cells, according to a study by Katz et al. in the February 7 issue of The Journal of Experimental Medicine.

31 Jan 2005

Eleventh Edition of the Report on Carcinogens

The Department of Health and Human Services released its Eleventh Edition of the Report on Carcinogens today, adding seventeen substances to the growing list of cancer-causing agents, bringing the total to 246.

31 Jan 2005

No association between a herpesvirus infection and pulmonary hypertension

Contrary to the results of a recent U.S. study, investigators in Japan found no association between a herpesvirus infection and a potentially life-threatening form of high blood pressure, as reported in the March 1 issue of The Journal of Infectious Diseases, now available online.

30 Jan 2005

Researchers discover way to overcome major hurdle in gene therapy for cancer

In a new study published in the Jan. 25 issue of the Proceedings of the National Academy of Sciences (PNAS), the researchers demonstrated that the technique works by incorporating it into a specially designed virus. The virus eradicated prostate cancer cells in the lab and in animals while leaving normal cells unscathed.

26 Jan 2005

Exposure to infant siblings decreases multiple sclerosis risk

Adults who report having had higher exposure to infant siblings during their first 6 years of life have a reduced risk of multiple sclerosis (MS), according to a study in the January 26 issue of JAMA.

26 Jan 2005

New highly active agents against leishmaniasis

Parasitic diseases, especially leishmaniases and trypanosomiases, kill hundreds of thousands of people every year in the world, mainly in the countries of the South. The most severe form of leishmaniosis (kala-azar, the visceral form), induced by Leishmania donovani and L. infantum, affects about 500 000 people per year and proves fatal if no treatment is given.

25 Jan 2005