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From Serratia with Love

Wish your sweetheart a Happy Valentine's Day with this composition of Serratia marcescens on LB plates. The strain produces a brick-red pigment called prodigiosin and the different shades were produced by a combination of pigment mutants and incubation temperatures. Read More

Impact of climate change on parasite infections depends on host immunity

New research demonstrates how climate change and the immune reaction of the infected individual can affect the long-term and seasonal dynamics of parasite infections. The study, led by Penn State University scientists, assessed the infection dynamics of two species of soil-transmitted parasites ... Read More

Bacterial Symbiosis?

Some kids & I have been swabbing their classroom, and this colony caught my eye, or is it two colonies living in a mutualistic relationship. Perhaps this is commensalism as the red one seems to really like the yellow one. Or perhaps it is the same colony of microbes, somehow producing two differ... Read More

Study reveals how herpes virus tricks the immune system

With over half the U.S. population infected, most people are familiar with the pesky cold sore outbreaks caused by the herpes virus. The virus outsmarts the immune system by interfering with the process that normally allows immune cells to recognize and destroy foreign invaders. How exactly the ... Read More

3-D protein map offers new malaria vaccine hope

A three-dimensional 'map' of a critical protein that malaria parasites use to invade human red blood cells could lead to a vaccine countering the most widespread species of the parasite. Read More

Under the weather? A blood test can tell if antibiotics are needed

DURHAM, N.C. -- Researchers at Duke Health are fine-tuning a test that can determine whether a respiratory illness is caused by infection from a virus or bacteria so that antibiotics can be more precisely prescribed. Read More

RESURRECTED DRUG MAY OFFER A WAY TO FIGHT ZIKA, EBOLA

Viruses have proven to be wily foes. Attempts to fend off viruses that cause the common cold or flu have failed, and new viral outbreaks such as dengue, Ebola, or Zika continue to elude drugs.

Given these challenges, scientists are tackling the problem from a different angle. The want to boos... Read More

How Forest Loss Is Leading To a Rise in Human Disease

In Borneo, an island shared by Indonesia and Malaysia, some of the world’s oldest tropical forests are being cut down and replaced with oil palm plantations at a breakneck pace. Wiping forests high in biodiversity off the land for monoculture plantations causes numerous environmental problems, f... Read More

The Institut Pasteur in French Guiana publishes the first complete genome sequence of the Zika virus

Having confirmed the first cases of infection in Suriname then in French Guiana, the Institut Pasteur in French Guiana has sequenced the complete genome of the Zika virus, which is responsible for an unprecedented epidemic currently sweeping through the tropical regions of the Americas. Publishe... Read More

Your viruses could reveal your travel history, and more

The genomes of two distinct strains of the virus that causes the common lip cold sore, herpes simplex virus type 1 (HSV-1), have been identified within an individual person -- an achievement that could be useful to forensic scientists for tracing a person's history. The research also opens the d... Read More

Walter Reed Army Institute of Research begins phase 2 clinical trial of Ebola vaccine

SILVER SPRING, Md. - The Walter Reed Army Institute of Research (WRAIR) today announced the initiation of a Phase 2 clinical trial to evaluate the safety and immunogenicity of a prime-boost Ebola vaccine regimen in both healthy and HIV-infected study volunteers. Read More

1 IN 10 PEOPLE GET SICK FROM FOODBORNE ILLNESS

Every year one of every 10 people worldwide—mostly children and the poor—suffer from some kind of foodborne disease. Read More

UGA ecologist finds another cause of antibiotic resistance

Aiken, S.C. - While the rapid emergence of antibiotic-resistant bacteria has prompted the medical community, non-profit organizations, public health officials and the national media to educate the public to the dangers of misusing and overusing antibiotics, the University of Georgia's J. Vaun Mc... Read More

HYDROGEL CONDOM FIGHTS HIV WITH ANTIOXIDANT

New research with a hydrogel and an antioxidant aims to make condoms both better and something people will actually want to use. Read More

ASU scientists discover how blue and green clays kill bacteria

A new discovery by Arizona State University scientists shows exactly how two specific metallic elements in the right kinds of clay can kill troublesome bacteria that infect humans and animals. Read More

Defining the rate-limiting processes of bacterial cytokinesis

This paper addresses some fundamental unanswered questions in microbiology: is the cytoskeletal cell division ring a major driving force for bacterial cytokinesis as it is for eukaryotes? If so, what is the mechanism? If not, what process is the major driving force? Read More

Chickenpox, shingles vaccine may cause corneal inflammation in some patients

COLUMBIA, Mo. (Jan. 20, 2016) -- In use for more than 20 years, the varicella zoster virus vaccine for chickenpox and shingles is considered an essential medicine by the World Health Organization (WHO). However, researchers from the University of Missouri School of Medicine have found, in rare i... Read More

Safe spaces play important role in community-based HIV prevention, research finds

CORVALLIS, Ore. - The creation and sustainment of "safe spaces" may play a critical role in community-based HIV prevention efforts by providing social support and reducing environmental barriers for vulnerable populations, a new study from an Oregon State University researcher has found. Read More

Penn study reveals how fish control microbes through their gills

Oriol Sunyer, a professor at the University of Pennsylvania School of Veterinary Medicine, has described fish as "an open gut swimming." Their mucosal surfaces -- their skin, digestive tract and gills -- are in constant contact with water, including any pathogens that that water may contain. Read More

Tick genome reveals secrets of a successful bloodsucker

With tenacity befitting their subject, an international team of nearly 100 researchers toiled for a decade and overcame tough technical challenges to decipher the genome of the blacklegged tick (Ixodes scapularis). Read More
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