Microbiology News and Research

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West Nile virus' spread through nerve cells linked to serious complication

Scientists believe they have found an explanation for a puzzling and serious complication of West Nile virus infection.

19 Oct 2007

New model helps explain rules governing the transmission of microbes

Many of the most successful microbes are those that inhabit but do not kill their host. Cheaters lose. Tuberculosis settles into the lungs. Helicobacter pylori, the microbe causing ulcers, burrows into the stomach where it thrives on acids. And Salmonella typhi takes up residence in the gallbladder. All of these organisms can persist in our bodies for decades. What explains their success?

18 Oct 2007

Researchers take on E. coli 0157 and salmonella

Understanding the ecology of two dangerous foodborne pathogens and devising ways to combat them is a big job.

17 Oct 2007

Medical school departments, department heads often have industry relationships

A study led by members of the Massachusetts General Hospital Institute for Health Policy (MGH-IHP) has found that institutional academic-industry relationships - financial relationships companies have with medical schools or teaching hospitals rather than with individual physicians or scientists - are as common and pervasive as individual relationships.

17 Oct 2007

Ear infection superbug found to be resistant to all pediatric antibiotics

Researchers have discovered a strain of bacteria resistant to all approved drugs used to fight ear infections in children, according to an article to be published tomorrow in the Journal of the American Medical Association (JAMA).

17 Oct 2007

Breast cancer radiation does not affect women's immune system

A new study shows that neither of two commonly used radiation treatments for early-stage, node-negative breast cancer has any effect on a woman's immune system, even though women who receive five-day partial-breast radiation therapy (MammoSite brachytherapy) (PBRT) have improved energy and quality of life compared to women who undergo six weeks of whole-breast radiation therapy (WBRT).

15 Oct 2007

A fresh perspective to the study of cell activity

In process that is shrouded in mystery, rod-shaped bacteria reproduce by splitting themselves in two. By applying advanced mathematics to laboratory data, a team led by Johns Hopkins researchers has solved a small but important part of this reproductive puzzle.

12 Oct 2007

Study unravels some of the mystery surrounding the devastating 1918 pandemic

Often called the most devastating epidemic in the recorded history of the world, the 1918 influenza virus pandemic was responsible for more than 40 million deaths across the globe.

10 Oct 2007

Central nervous system infections after heart transplants

Central nervous system infections develop infrequently following heart transplants but are a significant predictor of death, according to an article posted online today that will appear in the December 2007 print issue of Archives of Neurology, one of the JAMA/Archives journals.

9 Oct 2007

Combination vaccine OK for toddlers

A University of Rochester study brings relief to new parents who, while navigating a jam-packed childhood vaccine schedule, can expect to soothe their newborn through as many as 15 "pokes" by his or her six-month checkup.

8 Oct 2007

Brain eating amoeba in lake kills sixth victim

A Texas boy has become the sixth person this summer to die from brain eating amoeba.

7 Oct 2007

Painless microneedles in patches applied to the skin for drug delivery

Flu vaccine delivered through painless microneedles in patches applied to the skin could soon be an alternative to delivery through hypodermic needles, according to researchers at Emory University and the Georgia Institute of Technology in Atlanta.

4 Oct 2007

Vaccine combo okay for infants

4 Oct 2007

How cells protect themselves (or not) from DNA damage caused by UV rays

It's well known that overexposure to ultraviolet rays from the sun can cause major skin problems, ranging from skin cancer to sunburns and premature wrinkles.

2 Oct 2007

Probiotic bacteria improve diarrhea in infants

Each year more than half a million infants worldwide, primarily in developing countries, die from diarrhoea caused by rotavirus.

27 Sep 2007

HPV is related to bladder cancer

The Human Papillomavirus (HPV) is considered the cause of one of the most important sexually transmitted diseases nowadays, and affects both men and women.

26 Sep 2007

Impact of population-wide weight loss observed

Researchers from the Johns Hopkins Bloomberg School of Public Health, Cienfuegos, Cuba and Loyola University had a unique opportunity to observe the impact of population-wide weight loss due to sustained reductions in caloric intake and an increase in energy output.

25 Sep 2007

Discovery of structure in malaria with potential for a vaccine target

Researchers at the Swedish medical university Karolinska Institutet (KI) and the Swedish Institute for Infectious Disease Control (SMI) have identified the biochemical mechanism behind the adhesive protein that give rise to particularly serious malaria in children.

25 Sep 2007

Social cheating in bacterial communication

Baseball had its steroids and Black Sox. Politics lived through Watergate. Wall Street has been riddled with insider trading scandals. And before we cast the first stone, who among us has never tried to get through an intersection on a yellow light?

25 Sep 2007