Immune System News and Research

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Researchers evaluate Clade C HIV envelope protein in Phase I trial

In the first clinical trial of an injectable vaccine containing trimeric HIV envelope protein (gp140) relevant to the predominant strain of HIV in Africa, researchers from four UK academic centers (St George's University London, Imperial College, Hull York Medical School (HYMS; University of York) and the Medical Research Council Clinical Trial Unit) and from the Infectious Disease Research Institute (IDRI) have come together to evaluate whether the vaccine is safe for use in human volunteers.

22 Dec 2011

Leishmania parasite develops combined resistance against drug, human immune system

Scientists of the Institute of Tropical Medicine (ITG) discovered a parasite that not only had developed resistance against a common medicine, but at the same time had become better in withstanding the human immune system.

22 Dec 2011

Malaria vaccine shows early success

An experimental vaccine for malaria has been developed by British scientists. It has shown early potential to neutralize many, perhaps all, strains of the deadliest malaria parasite.

21 Dec 2011

Bacteria use host proteins to build camouflaged homes inside healthy cells

Bacteria are able to build camouflaged homes for themselves inside healthy cells - and cause disease - by manipulating a natural cellular process.

21 Dec 2011

Research into how flying fox spreads infectious diseases

The flying fox is an adorable doe-eyed bat with a dark side - it is the perfect vector for emerging infectious diseases from Asia. Susan Tsang, a PhD student in ecology and evolutionary biology at The City College of New York and the CUNY Graduate Center, turned to a revolutionary way to help fund her research into how this species spreads disease.

21 Dec 2011

University of Western Ontario receives FDA approval to begin SAV001 HIV trial

The first and only preventative HIV vaccine based on a genetically modified killed whole virus has received approval by the United States Food and Drug Administration (FDA) to start human clinical trials.

21 Dec 2011

Vacc-4x nasal vaccine can effectively treat HIV

Thirty years after AIDS was first described, there is still no effective vaccine against the HIV virus. Worldwide, roughly 33 million people are HIV-positive. Researchers are working to find out whether a HIV vaccine developed by a Norwegian biotech company can be administered nasally.

21 Dec 2011

CWRU receives NIDDK grant to study role of innate immunity in IBD

Investigators at Case Western Reserve University School of Medicine received a $6.75 million Program Project Grant from the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) to study the role of innate immunity in inflammatory bowel disease.

21 Dec 2011

Study assesses evidence of immunosuppression in sepsis

An analysis of lung and spleen tissue from patients who died of sepsis revealed certain biochemical, cellular and histological findings that were consistent with immunosuppression, according to a study in the December 21 issue of JAMA.

21 Dec 2011

University of Oxford scientists develop new candidate malaria vaccine

A new candidate malaria vaccine with the potential to neutralise all strains of the most deadly species of malaria parasite has been developed by a team led by scientists at the University of Oxford.

21 Dec 2011

MU Department of Surgery continues to secure research opportunities

The University of Maryland School of Medicine Department of Surgery is continuing to secure research opportunities to advance the science of medicine and improve patient outcomes, as evidenced by the grants awarded to the Department by the National Institutes of Health.

20 Dec 2011

Scientists discover missing link between body's biological clock and sugar metabolism system

Scientists have discovered a missing link between the body's biological clock and sugar metabolism system, a finding that may help avoid the serious side effects of drugs used for treating asthma, allergies and arthritis.

20 Dec 2011

Eculizumab protects children from severe Shiga toxin-associated HUS

A physician and researcher at the Sainte Justine University Hospital Center (Sainte-Justine UHC), a University of Montreal affiliate, saved the life of a child and, by doing so, became the first to find a new use for a drug in the fight against deadly E. coli bacteria.

20 Dec 2011

Phase I clinical study of Selexys SelG1 for sickle cell disease completed

Selexys Pharmaceuticals announced today that it has completed a Phase I clinical study of its lead compound SelG1, an antibody specific for the pro-inflammatory cell adhesion molecule P-selectin.

19 Dec 2011

Bloomberg TV to air segment on Antigen Express' immunotherapeutic breast cancer vaccine

Generex Biotechnology Corporation today announced that Bloomberg Television is scheduled to air a segment on the immunotherapeutic breast cancer vaccine being developed by its wholly-owned subsidiary, Antigen Express, Inc.

19 Dec 2011

Link between malaria and salmonella infections

The link between malaria and salmonella infections has been explained for the first time, opening the way to more effective treatments.

19 Dec 2011

Immediate ART appears preferable to deferring treatment among recently infected HIV patients

Among people recently infected with HIV, immediate antiretroviral therapy (ART) appears preferable to deferring treatment, according to a new study published in The Journal of Infectious Diseases and now available online.

17 Dec 2011

Behavioral interventions reduce STIs and improve condom use

Behavioral interventions aimed at reducing sexual risk behaviors, such as unprotected sex, are effective at both promoting condom use and reducing sexually transmitted infections (STIs) long after the initial intervention, according to a new report in the December 15 issue of the Journal of Acquired Immune Deficiency Syndromes.

16 Dec 2011

Scientists identify how cells reduce tissue damage from inflammation in ALI model

Researchers at the University of Illinois at Chicago College of Medicine have found in an animal model of acute lung injury a molecular mechanism that allows cells of the immune system to reduce tissue damage from inflammation.

16 Dec 2011

HIV testing remains important amid push for expanded treatment in Africa

"With a needle puncture on your finger and a drop of blood, the magic of modern science can give you a rapid HIV test in seconds, and so, knowing your status, you are better able to negotiate the rocky road of surviving HIV where timely detection is key," Farai Sevenzo, a columnist and filmmaker, writes in this BBC News opinion piece, part of a series from African journalists.

16 Dec 2011