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New research shows that epidemics of dengue—caused by a mosquito-borne virus—across southeast Asia appear to be linked to the abnormally high temperatures brought by the El Niño weather phenomenon. Read More

Molds in aquarium filters

Inside the filters of the aquariums harboring hundreds of species of molds and other microorganisms. In this photo we took a some part of the fungi who live into filters. The fungi are important microorganisms for health of aquarium. Read More

Happy Holidays!

Large TSA plate: yellowish organism is Staph aureus, red organism is Serratia marcescens. Grown for 24 hrs at 37 degrees C. Read More

Echinococcus granulosus

This is a picture of Echinococcus granulosus from an infected liver specimen recently received in our laboratory. It is pictured in a saline wet mount at 40X magnification. The picture shows an evaginated scolex from an immature worm with hooklets.

The adult worm of Echinococcus granulosus l... Read More

Pseudomonas aeruginosa with black extracellular pigment

Pseudomonas aeruginosa isolated from sputum into department of Microbiology - Riuniti Hospital Reggio Calabria .
This strain of Pseudomonas secretes brown/black extracellular pigment: pyomelanin.
Photo from D'Aleo Francesco archive. Read More

Slime producing Staphylococcus epidermidis on Congo Red agar

Slime production by Staphylococcus epidermidis on Congo Red agar; demonstrated by black colored colonies. Slime production is one of the most important virulence factors produced by Coagulase negative Staphylococci.

The colonies of slime non-producing strains remain pink to red.
Read More

Birds that eat at feeders more likely to get sick, spread disease

BLACKSBURG, Va., Sept. 17, 2015 - Wild songbirds that prefer to eat at bird feeders have an increased risk of acquiring a common eye disease. In turn, these birds also spread the disease more quickly to their flock mates, according to an international research team led by Virginia Tech scientist... Read More

Chromobacterium violaceum, Staphylococcus aureus

Created by: Michelle Vu, Research Associate, BS Microbiology
Isolate: Chromobacterium violaceum, Staphylococcus aureus
Agar: Blood Agar
Incubation Conditions: 24 hours at 37C + 24 hours at Room Temperature

Pictured is Chromobacterium violaceum and Staphylococcus aureus shaped in a valentin... Read More

Infection with multiple HIV-1 variants leads to poorer clinical outcomes

HIV-1 infection with multiple founder variants points to poorer clinical outcomes than infection with a single variant, according to a paper published today in the journal Nature Medicine. Read More

What do we breathe?

Results of analysing air by Using Merck Millipore Mas 100 Eco Air Sampler. Here i used DRBC agar and i got some molds. It was 100 lt volume. there is no yeast but we can see clearly molds. Read More

Love and war between kingdoms

Candida albicans and Pseudomona aeruginosa growing on YPD. Read More

Persisters - Small step towards Antibiotic resistance

Chromobacterium violaceum is a gram negative bacterium known to produce a natural antibiotic violacein which has other additional properties as well.
Here I was testing the MIC for a range of antibiotics and found a amazing result wherein i could clearly see "persisters" which will at a later s... Read More


A Time Lord needs his TARDIS to embark on fantastic discoveries. These LB agar plates contain a colorless reagent called X-gal, which is the sugar galactose linked to a dark blue dye. Some microbes can synthesize an enzyme (β-galactosidase) that snips the X-gal in two, releasing the blue color a... Read More

Streptomyces albus

Streptomycetes are a member actinomycete family. Streptomycetes are usually found in soil and are important decomposers. They are aerobic, gram-positive, filamentous rods that create branching hyphae. They also produce more than half of the world's antibiotics, and are therefore very valuable in... Read More

Agar Art Contest 2015

This picture depicts that microbes too can add colours to life. As the beginning of a New Year adds colour to life. This agar art shows how microbes like serratia marcescens, Pseudomonas aeruginosa, Staphylococcus Citrus add to happiness of new year and too add colours to life. Read More

What could this colony be ?

Dear Members,

I happen to come across some colonies (I thinks its a bacterium) on some left over yoghurt and was wondering if someone could help me to identify it.

About the colonies.

I had left some yoghurt in the fridge for some days. I noticed that the yoghurt surface has been stain... Read More

Swarming Motility/ Proteus mirabilis

A sample of Proteus mirabilis was inoculated on to a TSA plate by taking a sterile swab and placing a drop in the center of the plate. The plate was then incubated at 37 degrees for 8 hrs. Swarming motility can be seen as a clear halo and finger like projections coming from and around the grow... Read More

E.coli on MacConkey media

what's your opinion on my painting on agar ? Read More

Many physicians overestimate ability to assess risk of Ebola, study finds

Researchers at Massachusetts General Hospital have found that the physicians least likely to encounter the infectious Ebola virus tend to be overly cautious even with low-risk patients. Read More

Smartphone adapted for use as a video microscope to detect parasites in blood in under resourced communities

This is a good news story all around. UC Berkeley engineers, Michael D'Amrosio and Matthew Bakalar (UC Berkeley Bioengineering) with medical personal from NIAID, Dr. Thomas Nutaman and his collaborators from Cameroon and France collectively took the omni-present global resource, a standard smar... Read More
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