immunity News and Research

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T-cell-based strategy for HIV-1 vaccines still viable option

The question of whether or not to continue to pursue the development of T-cell-based HIV-1 vaccines has been a source of controversy following last year's widely publicized failure of the field's most promising candidate, a vaccine developed by Merck known as V520.

10 Nov 2008

Five key proteins form new, early-warning blood test before heart attack strikes

A team of Johns Hopkins biochemists has identified a mixed bag of five key proteins out of thousands secreted into blood draining from the heart's blood vessels that may together or in certain quantities form the basis of a far more accurate early warning test than currently in use of impending heart attack in people with severely reduced blood flow, or ischemia.

10 Nov 2008

Scientists engineer immune cells to act as "bionic assassins" that see through HIV's many disguises

HIV is a master of disguise, able to rapidly change its identity and hide undetected in infected cells.

10 Nov 2008

New therapeutic target for inflammatory disorders

Researchers at Hospital for Special Surgery have identified a potential new therapeutic target that could be used to treat inflammatory disorders, such as rheumatoid arthritis.

6 Nov 2008

Most adults not up to date on their vaccinations

Most adults are not up to date on their vaccinations, says a new report from Harvard Medical School.

5 Nov 2008

New findings on STEP HIV vaccine trial

The study is the result of the collaboration between scientists at the Institut de Genetique Moleculaire de Montpellier, Universite Montpellier I & II, Montpellier, France, the Centre Hospitalier Universitaire Vaudois (CHUV) and at the Swiss Vaccine Research Institute, University of Lausanne, Lausanne, Switzerland.

4 Nov 2008

Study shows how HIV-1 vaccine trial could have enhanced HIV infection

In September 2007, a phase II HIV-1 vaccine trial was abruptly halted when researchers found that the vaccine may have promoted, rather than prevented, HIV infection.

4 Nov 2008

Researchers develop DNA vaccine for West Nile virus

Researchers are developing a DNA-based vaccine against the dreaded West Nile virus (WNV), which can be transmitted from animals to humans. The unique feature of this vaccine is that it is also effective after onset of the disease, for it has therapeutic properties.

3 Nov 2008

Malaria falls significantly in the Gambia in last 5 years - raises possibility of elimination in other parts of Africa

The incidence of malaria has fallen significantly in The Gambia in the last 5 years, according to a study carried out by experts there with support from scientists based in London.

31 Oct 2008

British legal system challenged in euthanasia case

A British woman suffering from multiple sclerosis (MS) has challenged the British legal system by demanding clarification on assisted suicide.

29 Oct 2008

Systems biology and glycomics used to study human inflammatory diseases

An innovative systems biology approach to understanding the carbohydrate structures in cells is leading to new ways to understand how inflammatory illnesses and cardiovascular disease develop in humans. The work was described in two recent publications by University at Buffalo chemical engineers.

28 Oct 2008

New tuberculosis vaccine safer, more effective than BCG vaccine for HIV-positive people

A new tuberculosis vaccine could be safer and more effective than the currently available BCG vaccine, particularly for HIV-positive people, according to a study to be published in the November issue of Infection and Immunity, IANS/Times of India reports (IANS/Times of India, 10/24).

28 Oct 2008

Griffith University and Pfizer in new partnership to unlock nature's cure for infections

In the quest to develop the next generation of anti-infective medicine, Griffith University and Pfizer, the world's largest research-based pharmaceutical company, announced a leading partnership today.

27 Oct 2008

CytoDyn files new IND for Cytolin

CytoDyn, Inc. has filed a new IND for a study to reconfirm dose ranging and to "prove the principle" with a randomized, double-blind placebo controlled study of Cytolin, the Company's first-in-class drug for treating HIV/AIDS. This comes 13 years after the first IND was issued for the drug.

22 Oct 2008

Getting the flu early may protect against worse one later

New evidence about the worldwide influenza pandemic of 1918-1919 indicates that getting the flu early protected many people against a second deadlier wave, an article co-authored by an NIH epidemiologist concludes.

20 Oct 2008

Mumps making a comeback in Australia

Experts are concerned that mumps, once a thing of the past, may be making a comeback in Australia and they are blaming it on the absence of proper vaccinations during childhood.

20 Oct 2008

FDA approves new labeling for psoriasis drug Raptiva

The U.S. Food and Drug Administration today announced labeling changes, including a Boxed Warning, to highlight the risks of life-threatening infections, including progressive multifocal leukoencephalopathy (PML), with the use of Raptiva (efalizumab). The labeling changes are based on the FDA's post-market surveillance.

19 Oct 2008

DNA of good bacteria drives intestinal response to infection

A new study shows that the DNA of so-called "good bacteria" that normally live in the intestines may help defend the body against infection.

2 Oct 2008

A DNA-based vaccine shows promise against avian flu

Though it has fallen from the headlines, a global pandemic caused by bird flu still has the United States' Centers for Disease Control and Prevention on high alert. Yet, to date, the only vaccines that have proven even semi-effective are produced in chicken eggs, take five to six months to prepare and act against a single variant of the H5N1 virus, which mutates incredibly quickly.

30 Sep 2008