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Mycobacterium tuberculosis bacteria

Under a high magnification of 15549x, this colorized scanning electron micrograph (SEM) depicted some of the ultrastructural details seen in the cell wall configuration of a number of Gram-positive Mycobacterium tuberculosis bacteria. As an obligate aerobic organism M. tuberculosis can only surv... Read More

Study: Common Virus + Low Sunlight Exposure May Increase Risk of MS

New research suggests that people who are exposed to low levels of sunlight coupled with a history of having a common virus known as mononucleosis may be at greater odds of developing multiple sclerosis (MS) than those without the virus. The research is published in the April 19, 2011, print iss... Read More

Tuberculosis strain in indigenous communities linked to Canadian fur trade

Researchers have found that a strain of tuberculosis (TB) responsible for devastating some isolated Aboriginal populations in Canada was first introduced to these communities by French Canadian fur traders between 1710 and 1870. Read More

Promising Sugar-Based Vaccine May Aid Fight Against Deadly Bug

A potential vaccine against bacteria that cause serious gastric disorders including stomach cancer may be a step closer following a pioneering study by a University of Guelph chemist.

In the first published study of its kind, a team led by Prof. Mario Monteiro, Department of Chemistry, found... Read More

Truly Phenome-nal

Advances in sequencing technology have inundated scientists with genomics data but left them with a drought of corresponding phenotypes. To address this problem, first author Robert Nichols of the University of California, San Francisco, and his colleagues built a database of E. coli phenotypes ... Read More

El podcast del Microbio Nº196. Fusarium causa mortalidad en huevos de la tortuga boba. (Fusarium cause egg mortality in sea turtles)



























El podcast del Microbio Nº196: Sarmiento-Ramírez et al describes in FEMS Microbiology that the fungus Fusarium was found t... Read More

Bacillus anthracis tenacity positive on sheep blood agar

B. anthracis Colony Characteristics: A. Consistency sticky (tenacious). When teased with loop, colony will stand up like beaten egg white.

Read More

Early Earth was a hot, acidic home

During the last 4 billion years, ancient enzymes have adapted from a much hotter, more acidic environment to the cooler global one that exists today.
The enzymes, known as thioredoxin were chemically stable at temperatures up to 32 degrees Celsius (58 degrees Fahrenheit) higher than their moder... Read More

Nanofiber Spheres Carrying Cells Injected Into Wounds to Grow Tissue

For the first time, scientists have made star-shaped, biodegradable polymers that can self-assemble into hollow, nanofiber spheres, and when the spheres are injected with cells into wounds, these spheres biodegrade, but the cells live on to form new tissue.

Developing this nanofiber sphere as... Read More

PH Values Control Formic Acid Metabolism In Bacterium

Formate, the salt of formic acid, is an important product of metabolism in bacteria and in contrast to human metabolism a preliminary stage of the gas carbon dioxide, which is released in the combustion of sugar. Enterobacteriaceae, a large family of bacteria including the intestinal bacterium E... Read More

TGA Issues Precautionary Advice About Pneumococcal Disease Vaccine, Australia

Australia's medicines regulator, the Therapeutic Goods Administration, has today issued precautionary advice to doctors not to give patients a second dose of the vaccine Pneumovax 23 pending completion of an investigation into an increased rate of adverse events in people receiving the vaccine f... Read More

Landmark Agreement Improves Global Preparedness For Influenza Pandemics

After a week of negotiations continued through Friday night and into Saturday morning, an open-ended working-group meeting of Member States successfully agreed upon a framework to ensure that in a pandemic, influenza virus samples will be shared with partners who need the information to take ste... Read More

El Podcast del Microbio Nº 195. Vida en Atacama (Life in Atacama desert)



























El podcast del Microbio Nº195 summarize the article by Wierzchos et al published in Geobiology about the microorganisms tha... Read More

TWiV 129: We've got mail

Unable to embed Rapid1Pixelout audio player. Please double check that:  1)You have the latest version of Adobe Flash Player.  2)This web page does not have any fatal Javascript errors.  3)The audio-player.js file of Rapid1Pixelout has been included.

Hosts: Vincent Racaniello, Alan Dove, Read More

TWiV 129 Letters

Bryce writes:


I enjoyed your discussion of the Molecular Therapy paper in this week’s TWiV. My lab (and others) have worked on using virus particles as scaffolds to increase the immunogenicity of various targets for quite some time. One thing that wanted to point out ... Read More

El podcast del Microbio Nº194. Algas para limpiar un desastre (Algae for nuclear clean-up)



























El podcast del Microbio Nº194 is about the recent observation that the algae Closterium moniliferum could remove strontium... Read More

Maybe the virus just wanted up-close & personal w/ their favorite teams?

After all, one of the NBA's hallmarks these days is to create an experience by which "every fan" can enjoy the game - glad to see the Norovirus is getting in on the act . . . Read More

Bacteria, protozoa, and algae from a wild stream

Under a moderately-high magnification of 2500X, this digitally-colorized scanning electron micrograph (SEM) of an untreated water specimen extracted from a wild stream mainly used to control flooding during inclement weather, revealed the presence of unidentified organisms, which included bacter... Read More

Study examines new treatment for recurrent urinary tract infections

Urinary tract infections are common in women, costing an estimated $2.5 billion per year to treat in 2000 in the United States alone. These infections frequently recur, affecting 2 to 3 percent of all women. A depletion of vaginal lactobacilli, a type of bacteria, is associated with urinary trac... Read More

Duke Human Vaccine Institute Signs Research Agreement To Develop Pandemic Virus Vaccines

The Duke Human Vaccine Institute has announced a collaboration and strategic agreement with Novartis Vaccines and Diagnostics to enable the rapid development of a vaccine and accelerate preparedness in case of a pandemic virus threat such as pandemic influenza. The team, composed of Duke and Nov... Read More
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