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Slime mold Arcyria denudata

Arcyria called Cotton Candy Slime. A Myxomycetes 1 mm tall. Read More

Anaerobic jar

Anaerobic jar Read More

Photomicrographs of smears of fowl blood showing Borrelia anserina

Photomicrographs of smears of fowl blood showing Borrelia anserina Read More

Drawing of broken red blood cells, as seen in the blood of people with hemolytic uremic syndrome.

In hemolytic uremic syndrome, toxins destroy red blood cells. These misshapen cells may clog the tiny blood vessels in the kidneys.

Credit: National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health.
Read More

Exophiala jeanselmei

Exophiala jeanselmei. 37 Days at 30C on cornmeal agar. Dark brown slow-growing colony Read More

Illustration of Toxoplasma gondii

Illustration of Toxoplasma gondii-extraintestinal cycle in cells of mammals Read More

Neisseria gonorrhoeae

This photomicrograph is showing Neisseria gonorrhoeae in a cervical smear using the Gram-stain technique. Thanks to the CDC's PHIL for the image. Read More

Salmonella enteritidis

Salmonella is a gram-negative, rod-shaped bacilli that can cause diarrheal illness in humans. They are microscopic living creatures that pass from the feces of people or animals to other people or other animals.

The Salmonella family includes over 2,300 serotypes of bacteria which are one-cel... Read More

Dr. Robot (he kind of looks like one) is telling you . . .

. . . to do YOUR part to help stamp out what are now called STI's. Funny how as our knowledge of STI's and our ability to treat them has bloomed, our societal level of comfort with such PSAs seems to have withered. I used to see cleverly designed (and carefully/antiseptically couched) PSAs ab... Read More

Micrasterias denticulata

Micrasterias is a Desmid - a group of green algae mostly found in neutral to acidic fresh waters and sphagnum bogs. Most are unicellular, though a few form chain-like colonies. Each cell is constructed of 2 semicells which are mirror images of each other. In Micrasterias the cells are flattened ... Read More

Aspergillus sp. organisms

Magnified 562X this photomicrograph, stained using an “Aspergillus” conjugate fluorescent antibody (FA) staining technique, revealed the presence of Aspergillus sp. organisms, in a case of aspergillosis.
What is Aspergillus?

Aspergillus is a fungus (or mold) that is very common in the enviro... Read More

Yeast Cells - Electron Micrograph

Electron micrograph of a longitudinal section through budding yeast cells Read More

Pseudomonas fluorescens showing flagella

Electron shadowed micrograph of Pseudomonas fluorescens showing flagella Read More

Corynebacterium diphtheriae on tellurite

Corynebacterium diphtheriae on tellurite Read More

Predictably beautiful

As the bacteria grow within a biofilm, they organize themselves into reproducible patterns and shapes that can be predicted with mathematical models.
Image: Confocal microscopy of a bacterial biofilm composed of Escherichia coli expressing the fluorescent proteins mCherry and sfGFP. The image w... Read More

Nonseptate hyphae of Mucor pusillus

Nonseptate hyphae of Mucor pusillus which have occluded a vessel. H & E stain Read More

Entomophthora coronata in tissue

Entomophthora coronata in tissue. Splendore-Hoeppli effect. H & E stain (450X) Read More

Anopheles sp. mosquito

This illustration depicts an Anopheles sp. mosquito transmitting sporozoites while obtaining a blood meal.

During a blood meal, a malaria-infected female Anopheles sp. mosquito inoculates its human host with sporozoites, which then infect human liver cells, where they mature into schizonts, w... Read More

Zoonotic villains #1 - Marburg virus

Saints preserve us from this one. A highly contagious hemorrhagic fever, Marburg is less well known that it's cousin Ebola, (they're both members of the deeply troublesome Filovirus family) but no less deadly.
Read More

Sarcocystis spp. zoites

Sarcocystis spp. zoites Read More

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