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Exit strategy: Viruses use extracellular vesicles to leave one cell and infect another

Extracellular vesicles are membrane-bound structures that are released away from cells into the environment. These vesicles carry signaling molecules, nutrient scavenging molecules, immune-modulating molecules – the list goes on and on. Every cell type examined produces vesicles, too: bacterial,... Read More

Controlling the Gut Microbiome to Prevent Bloodstream Infections

In a new NIH-funded study, Dr. Kumamoto and Alice H Lichtenstein, D.Sc., director of the Cardiovascular Nutrition Laboratory at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University designed high fat diets containing coconut oil, beef tallow, soybean oil or a standard ... Read More

Bulgarian folk motive

Traditional Bulgarian embroidery is characterized by great regional and local diversity. Embroidery ornamentation are much of the specificity and uniqueness of Bulgarian costumes. It is typical of all areas in the country. The high artistic value of the designs is largely due to the skilful sele... Read More

My first isolation in NBA plate for bacteria from strawberry fruit

this was my first time isolated bacterial plate from strawberry fruit harvested from the field of Bangabandhu Sheikh Mujibur Rahman Agricultural University (BSMRAU),Bangladesh. My love at first sight for bacteria. Read More

Fungus identification

Hi fungus identification Read More

Extracellular DNA contributes to biofilm antibiotic resistance via pH modulation

Biofilms – the bane of dentists and cargo ships alike – are a form of surface-attached microbial growth that is especially hardy. The cellular community not only changes its genetic expression patterns to increase resiliency under harsh conditions such as chemical or immunological attack, but th... Read More

Tracking a deadly fungal foe in snakes' skin

It’s never a dull day for Jeffrey Lorch and his colleagues at the U.S. Geological Survey’s National Wildlife Health Center in Madison, Wisconsin who track unexplained mortality and emerging diseases in wild animals. Think of it as a cross between CSI: Animal Kingdom and a zoological CDC.

“Any... Read More

Colds are viral, so don't ask for antibacterials (Batman and Robin meme)

Handy graphic for engaging students in a discussion of antibiotic efficacy. Read More

NIH-sponsored clinical trial of chikungunya vaccine opens

An experimental vaccine to protect against the mosquito-borne illness chikungunya is being tested in a Phase 2 trial sponsored by the National Institutes of Health. Results from an initial trial of the vaccine, which was developed by scientists at the NIH National Institute of Allergy and Infect... Read More


A gene that lets bacteria resist polymyxins—the last line of antibiotic defense we have left—has shown up in widespread bacteria samples from pigs and patients in south China, including strains with epidemic potential. Read More

The alien-looking contaminant 2

Description: This is an amazing image of a possible bacterial contaminant on a blood agar. Its structure is very bizarre and almost symmetrical and it has not been identified yet. A researcher at the Blizard Institute (Dr. Lisa Miyashita) had prepared her blood agar plates for future use and had... Read More

Pumpkin Spice Agar

Happy Halloween!! This is an LB plate supplemented with Congo Red (to give the plate an orange hue) and X-gal, which is cleaved by this E. coli into a dark blue color. Read More

Microbial mats in an Antarctic lake vary with oxygen and light availability

Biofilms are important in many nonmedical aspects of life – they contaminate cargo ships, food processing centers (including your kitchen), as well as occur naturally in many environmental settings. These environmental settings can be as benign as pond scum or as extreme as the hot springs of Yo... Read More

Your Gut Bacteria May Be Controlling Your Appetite

Hear that little voice in your head telling you to skip a second slice of pumpkin pie? It might be coming not from your conscience, but from the masses of bacteria in your stomach.

Experiments in mice and rats suggest that certain microbes living in your body as part of the gut microbiome hav... Read More

The alien-looking contaminant

Description: This is an amazing image of a possible bacterial contaminant on a blood agar. Its structure is very bizarre and almost symmetrical and it has not been identified yet. A researcher at the Blizard Institute (Dr. Lisa Miyashita) had prepared her blood agar plates for future use and had... Read More

Flying Micrococcus unicorn

Unicorn drawn on TSA with Micrococcus luteus and M. lylae. The flowing pink mane is Roseomonas gilardii. #ASM #AgarArt Read More

Online definitions of

People increasingly get medical information online, so it's important for physicians to understand how antibiotic drugs are presented to the curious public. I've collected several definitions of "antibiotic" and "microorganism" to demonstrate how people might easily think colds and flu are treat... Read More

Pot of Gold found on an Agar Plate

My lucky day when I found a pot of gold while counting colonies. Found this gem while conducting biofilm research on environmental biofilms. The biofilm was taken from a rock in the nearby river. Read More

Hepatitis C screening of prison inmates would benefit wider community, be cost-effective

The benefits of screening prison inmates for infection with the hepatitis C virus (HCV) and treating those who test positive for the infection would extend far beyond the prison population, according to projections made by investigators from Massachusetts General Hospital (MGH) and the Universit... Read More

Fungus causes emerging snake disease found in Eastern US

Washington, D.C.--November 17, 2015--Researchers working for the U.S. Geological Survey have identified the fungal culprit behind an often deadly skin infection in snakes in the eastern U.S. Published this week in mBio, an online open-access journal of the American Society for Microbiology, the ... Read More
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