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Antibiotic Producing Fungal Colony

This fungal colony, in association with a few others, was grown on SDA and appears to be an antibiotic producer. The compounds that it's producing appear orange and red. The colony grew and began producing compounds on the agar after five days incubation at 30 degree Celsius. This plate is part ... Read More

Micrococcus luteus

Micrococcus luteus grown on TSA for 96 hrs. Read More

Mycobacterium smegmatis using transmitted light

Isolated colony of Mycobacterium smegmatis grown on TSA for 96 hrs at 37 degrees C. Margin is lobate with an irregular-rhizoid form. Image taken using transmitted light. Read More

Wibbly-wobbly-timey-wimey

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

Alien fungus!

Sometimes when a hairy beast of a contaminant grows on an old plate, the only thing to do is marvel at its beautiful rings and turn it into a cute cartoon. Any takers on the likely identity of this fungus? Read More

Paenibacillus glucanolyticus spore

Paenibacillus species have been isolated from a wide variety of sources including soil, water, the plant rhizosphere, plant materials, food, fodder, faeces and diseased insect larvae. They are facultative anaerobes or strict aerobes and mostly motile, endospore forming rods. This is the first ti... Read More

Hookworm egg

Shown here is a picture of a hookworm egg found on a concentrate in an ova & parasite exam

Human hookworms include the nematode species, Ancylostoma duodenale and Necator americanus. These species have indistinguishable eggs and can only be distinguished by their larvae.

Infective larvae g... Read More

Gram stain showing gram positive Candida albicans

Mr. Sunil Pandey Medical Microbiology Student of Nobel College, pokhara University, Currently Doing his thesis in Kathmandu Model Hospital, In Bagbazzar Kathmandu Nepal, Identified a gram positive Candida albicans yeast and pseudo hyphae in gram stain preparation under 100x microscopy in a femal... Read More

Salmonella Group C1

Growth of Salmonella C1 on XLD agar showing the typical production of black pigment from H2S Read More

Why are bacteria all the same size

Just when we think we know everything, a story comes along to remind us that there is something fundamental--and seemingly elementary--that we still haven't figured out. “Why are we the size we are? Why are our organs the size they are? Why are the cells in those organs a stereotypical size? Wha... Read More

Cyanobacterium Anabaena planctonica

Olympus Bioscapes, Honorable Mention, Dr. Petr Znachor, Laboratory of Phytoplankton Ecology, Institute of Hydrobiology,Ceske Budejovice, Czech Republic.

Specimen: Cyanobacterium Anabaena planctonica, Technique: Nomarski contrast, 20x Objective Read More

Blood agar/Hemolysis

Three organisms inoculated onto blood agar, straight line inoculation, to demonstrate hemolysis. From top to bottom:
Streptococcus pyogenes: beta, complete lysis of red blood cells, clear area around colony growth.
Streptococcus bovis: alpha, incomplete lysis of red blood cells, green area ... Read More

This Psychedelic Art Is Actually Bacteria

This swirling mass may look like some kind of LSD trip, but it's actually fractal artwork created using bacteria.

Produced by Eshel Ben-Jacob—a scientist-cum-artist at Tel Aviv University—the piece came about thanks to two strains of bacteria which grew together in interesting and weird ways.... Read More

Pseudomonas paints a picture!

A student and I painted with bacteria and this is what happened! We used a method similar to that used by artist Sarah Roberts (UK) and microbiologist Simon Park.

Motility agar plates were prepared and painted with watercolor paint before inoculation with P. aeruginosa. After 7 days at room t... Read More

Fusobacterium mortiferum

This is a picture of a Gram stain of an anaerobic blood culture. This pleomorfic bacteria, were Gram negative filamentous bacilli with large round bodies. The identification by MALDI-TOF was Fusobacterium mortiferum. The patient has pancreatitis. I agree if you want to share this picture, since ... Read More

Have a Happy Bioluminescent Fourth of July!

In this post from my Microbiology/Education blog, I wish everyone a lovely day of food, fellowship, and fireworks. My laboratory brings you our own "fireworks" through bioluminescence! Read More

Putting the "fun" in fungal cultures

I was checking our fungal culture plates in the microbiology lab...and came across this happy little colony of Candida albicans on an Inhibitory Mold Agar plate. Kind of made my day! Read More

Killer in a Capsule

Cryptococcus cells seen with India Ink staining from CSF of an HIV patient in Tanzania. Taken using nothing more than a smartphone camera. The negatively stained capsule is clearly visible, proving that with very simple techniques and a cellphone you can get very clear images of microorganisms Read More

Five minutes basic lab training

This basic lab-training image was captured from the wall sticker of Clinical Microbiology Laboratory, Department of Veterinary Disease Biology, Faculty of Health and Medical Sciences, University of Copenhagen, Denmark. Read More

Unknown from Handprint #1

Organism seen on handprint, presumably Bacillus sp. Organism grew out from the center with rhizoid growth, lobate edges, tan coloration, glossy throughout the colony, Read More
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