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Virus in cattle linked to human breast cancer

BERKELEY -- A new study by University of California, Berkeley, researchers establishes for the first time a link between infection with the bovine leukemia virus and human breast cancer. Read More

New method to treat antibiotic resistant MRSA: Bacteriophages

MRSA is bad news. If you've never heard of it, here's what you need to know: It's pronounced MER-suh, it's a nasty bacterial infection and it can cause serious disease and death. Read More

Rethinking Heritability of the Microbiome

For almost a century, heritability has been routinely used to predict genetic influences on phenotypes such as intelligence, schizophrenia, alcoholism, and depression (1). However, there has been relatively little work on heritability of the human microbiome—defined here as the number and types ... Read More

Strategies to decrease bacterial colonization

Among the bacterial infections that are most difficult to treat, chronic infections associated with bacterial biofilms are one of the most hazardous. Bacterial biofilms are densely packed communities of microbial cells surrounded with secreted polymers. In her doctoral thesis, chemist Shoghik Ha... Read More

Ebola virus mutations may help it evade drug treatment

Genetic mutations called "escape variants" in the deadly Ebola virus appear to block the ability of antibody-based treatments to ward off infection, according to a team of U.S. Army scientists and collaborators. Their findings, published online this week in the journal Cell Reports, have implica... Read More

Compound from Red Wine is Helpful to Slow the Development of Alzheimer

BOC Sciences-Alzheimer is one of the most common diseases among the elderly as aging playing a contributing role in the developing process of it. Recently scientists found a natural compound beneficial to slow down the deterioration and treatment of Alzheimer. At present a phase 2 study is carri... Read More

BacterioFiles 229 - Spore-formers Stimulate Serotonin

This episode: Bacteria in mouse guts control the production of serotonin, an important neurotransmitter!

(10.4 MB, 11.3 minutes)

Show notes: 
Ne... Read More

TWiV 354: The cat in the HAART

Hosts: Vincent RacanielloDickson DespommierAlan Dove Read More

Unknown White Fungal contaminant on 7.5% NaCl BHI #2 different view

Different view of Unknown Fungal contaminant on 7.5% NaCl BHI after several month at refrigerated temperatures. White hyphae was seen spreading into the agar with no spore formation. Read More

Unknown White Fungal contaminant on 7.5% NaCl BHI #2

Unknown Fungal contaminant on 7.5% NaCl BHI after several month at refrigerated temperatures. White hyphae was seen spreading into the agar with no spore formation. Read More

Unknown Fungal contaminant on 7.5% NaCl BHI

Unknown fungal contaminant, presumably airborne, found on BHI containing 7.5% NaCl after several months at refrigerated temperatures. Concentric rings were seen with brown spore formation seen in the middle ring of the colony with hyphae at the edges and center of the colony. Colony covered the ... Read More

Lipolytic activity

Pseudomonas fluorescens on fat emulsion agar (Nile blue, agar, butter, Plate count agar). Lipase positive. Read More

Unknown Contaminant on BHI

Unknown contaminant see on BHI after several months at refrigerated temperatures. Organism was a matte pale beige with mounding in the center and concentric rings on the outer edges. Gas bubbles were seen in the media on the outer edges of the colony growth. Read More

Periodontitis and Heart Disease: Researchers Connect the Molecular Dots

Washington, DC – September 11, 2015 - Periodontitis is a risk factor for heart disease. Now a team of researchers has shown that a periodontal pathogen causes changes in gene expression that boost inflammation and atherosclerosis in aortic smooth muscle cells. The research is published ahead of ... Read More

Ebola post-crisis: Lessons for improving global health security

WASHINGTON (Sept. 11, 2015) - The O'Neill Institute for National and Global Health Law fall colloquium series continues Wednesday, Sept. 16 with a focus on Ebola. Read More

'Clever adaptation' allows yeast infection fungus to evade immune system attack

Johns Hopkins Bloomberg School of Public Health researchers say they have discovered a new way that the most prevalent disease-causing fungus can thwart immune system attacks. Read More

TWiM #111: Ancientbiotics and modernbiotics

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

TWiM 111 Letters

Noah writes:

Dear Dr. Schaechter,

First off, I want to thank you for the effort you and your colleagues have invested in Small Things Considered and the podcast TWIM.  Back when I had a longer commute to work, I listened more religiously than now, wh... Read More

Why do we still use Sabin poliovirus vaccine?

The Sabin infectious, attenuated poliovirus vaccines are known to cause vaccine-associated paralysis in a small number of recipients. In contrast, the Salk inactivated vaccine does not cause poliomyelitis. Why are the Sabin vaccines still used globally? The answer to this question requires a bri... Read More

High rate of Texas bugs carrying Chagas disease

A deadly parasite that causes Chagas disease is widespread in a common Texas insect, according to a new study by University of Texas at El Paso (UTEP) researchers. The finding suggests that the risk of Texans contracting the disease may be higher than previously thought. Read More
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