Vaccine News and Research

Latest Vaccine News and Research

Biologists spy close-up view of poliovirus linked to host cell receptor

Researchers from Purdue and Stony Brook universities have determined the precise atomic-scale structure of the poliovirus attached to key receptor molecules in human host cells and also have taken a vital snapshot of processes leading to infection.

8 Dec 2008

Promising trials of malaria vaccine in East Africa lead to calls for phase 3 development

Experts are recommending that a malaria vaccine progress to Phase 3 trials following the successful trial of the RTS, S/AS01E malaria vaccine among 5-17 month old children in Korogwe, Tanzania and coastal Kenya, which is reported in the New England Journal of Medicine (NEJM).

8 Dec 2008

Fractional dose of scarce meningitis vaccine may be effective in outbreak control

One fifth of the standard dose of a commonly used meningitis vaccine may be as effective as using the full dose.

8 Dec 2008

Scientists pinpoint immune-system targets in complex pathogens

Our immune cells have an amazingly intricate recognition system to detect invading pathogens. Often, the intricacies have overwhelmed scientists who want to know exactly what gives an alarm signal to T cells, a class of white blood cells that recognizes invaders.

7 Dec 2008

Well-armed immune cells help long-term non-progressors contain HIV

To help develop an effective HIV vaccine, researchers are trying to better understand how the immune systems of a small minority of HIV-infected people known as long-term non-progressors (LTNPs) contain the virus naturally.

5 Dec 2008

New insights into development of the human immune system

A UCSF study has found that a surprisingly high number of maternal cells enters the fetus during pregnancy, prompting the generation of special immune cells in the fetus that suppress a response against the mother.

5 Dec 2008

Interferon as long-term treatment for hepatitis C not effective

Use of the drug interferon as a long-term maintenance strategy to slow the progression of liver disease associated with the hepatitis C virus is ineffective, UT Southwestern Medical Center researchers and their colleagues from nine other institutions have found in a multicenter study.

5 Dec 2008

Extraordinary immune cells may hold the key to managing HIV

People who manage to control HIV on their own are providing scientists with valuable information about how the immune system eliminates virus-infected cells.

5 Dec 2008

Measles on the decline globally

Measles deaths worldwide fell by 74% between 2000 and 2007, from an estimated 750,000 to 197,000. In addition, the Eastern Mediterranean region, which includes countries such as Afghanistan, Pakistan, Somalia, and Sudan, has cut measles deaths by a remarkable 90% during the same period.

4 Dec 2008

Scientists film immune cell becoming infected by a parasite

Forget what's number one at the box office this week. The most exciting new film features the intricate workings of the body, filmed by scientists using ground-breaking technology.

3 Dec 2008

Tobacco plants grown in novel mist bioreactor system provide new soure of interleukin-12

Interleukin-12 is a naturally occurring protein essential for the proper functioning of the human immune system.

3 Dec 2008

Interferon needed for cells to 'remember' how to defeat a virus

Scientists at UT Southwestern Medical Center have determined that the immune-system protein interferon plays a key role in "teaching" the immune system how to fight off repeated infections of the same virus.

3 Dec 2008

New vaccine theory aimed at ticks and mosquitoes to prevent disease transmission

Most successful vaccines and drugs rely on protecting humans or animals by blocking certain bacteria from growing in their systems.

3 Dec 2008

Reactions to HPV vaccine Gardasil rare

Research by Australian scientists has found that adverse reactions to the HPV vaccine Gardasil are rare and most schoolgirls are able to tolerate subsequent doses.

3 Dec 2008

Cholera outbreaks in Zimbabwe

As of 1 December 2008, the Ministry of Health in Zimbabwe has reported a total of 11 735 cholera cases with 484 deaths since August 2008, affecting all provinces in the country. The overall case fatality rate is 4% but has reached up to 20¨C30% in remote areas. Out of the total number of cases, 50% have been reported from Budiriro, a high density suburb of the capital city, Harare.

2 Dec 2008

Study looks at 'vicious circle' theory infections in COPD patients

In treating flare-ups in chronic obstructive pulmonary disease (COPD), a major cause of disability and the fourth leading cause of death in the U.S, what was old is important again.

2 Dec 2008

GeoVax's HIV/AIDS human vaccine trials to begin in North and South America

GeoVax Labs, Inc. has announced that the launch of its Phase 2a Human Vaccine Trials will take place in twelve sites across North and South America.

1 Dec 2008

Fractional dose of scarce meningitis vaccine may be effective in outbreak control

A partial dose of a commonly used vaccine against meningitis may be as effective as a full dose, according to new research published December 2 in the open-access journal PLoS Neglected Tropical Diseases.

1 Dec 2008

Childhood vaccines cause financial burden to many health care providers

The costs that health care providers are charged and reimbursed for childhood vaccines vary widely, and the high cost of some immunizations is leading to significant financial strain for some physicians, according to a pair of new studies from the University of Michigan Health System.

1 Dec 2008

Blame your genes: why some people get sicker for longer

People with certain high risk gene combinations are eight times more likely to suffer from a severe and prolonged illness when they have an infection, according to University of New South Wales (UNSW) researchers.

1 Dec 2008