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Toxoplasma gondii zoites

Toxoplasma gondii zoites Read More


To better understand the importance of gut bacteria in human health, researchers measured the time it takes food to move through the gastrointestinal tract, called gut motility, in mice—in a way that mimics the dietary effects of world travel. Read More

Behind the scenes: TWiV 200 at the NEIDL

We celebrated the 200th episode of TWiV by visiting the National Emerging Infectious Diseases Laboratories at Boston University Medical Center, where we met with Elke, Paul, and Ron to talk about building and working in a BSL4 facility. It was an amazing visit that will be fully documented in an... Read More

Green Algae

The presence of green algae colonizing the air space. From the Wistreich Collection. Read More


Actinomyces. Section through sulfur granule Read More

Sulfer granules on dressing

Sulfer granules on dressing from draining actinomycotic sinus Read More

Microsporum gypseum macroconidia

Microsporum gypseum macroconidia. Interference microscopy (400X) Read More

Physarum polycephalum

Physarum polycephalum, slime mold, grown in a large perti plate on moist paper towels using oatmeal as the food source. Culture was grown in the dark at room temperature. The paper towel was moistened every day with tap water. After 3 week’s the culture formed sporangia (fruiting bodies). Im... Read More

"Attention FoodMart shoppers, special on Salmonella, aisle 3"

Very happy all that information was put to a use other than advertising research or gathering digital dust in a data warehouse somewhere . . Read More

Bacillus subtilis

Gram stain of B. subtilis showing characteristic G +streptobacillus morphology. Read More


Cytomegalovirus in human foreskin tissue cells (40x) Acridine orange stain. Darl, olive green bodies in refractile cells are intranuclear inclusions. Also show paranuclear bodies which are stained darker Read More

Basidiobolus haptosporus

Two zygospores of Basidiobolus haptosporus. Lactophenol cotton blue stain Read More

Lingering lymphocytes lash out against Leishmania

Immune cells that hang around after parasitic skin infection help ward off secondary attack, according to a study in The Journal of Experimental Medicine. These skin squatters may prove to be the key to successful anti-parasite vaccines. Read More

Bacterial Artistry - Serratia marcesens

Serratia marcesens is a Gram-negative, rod-shaped bacterium that is commonly found in soil, water, on plants and in animals and thrives in damp conditions. This organism is well known for its production of the blood red pigment, prodigiosin. Production of prodigiosin can be influenced by several... Read More

Unknown Yeast/Bacteria

Unknown Yeast or Bacteria seen on tip of finger print grown for 2 days at 37 degrees C then held at room temperature for 3 days. Organism was yellow, mucoid, raised rhizoid with large holes. Read More

Cell to Cell

Bacteria were 'painted' on agar and sealed in epoxy. Work by Maria Penil in the Berkmen lab Read More


A colorized electron microscope image captures delicate chains of streptococcus in a laboratory sample. Though some strep infections can be deadly, many strains are harmless—among the thousands of benign beings that make their home in our bodies.

Photograph by Martin Oeggerli, with support fr... Read More

Portraits of Microbiologists Using Luminous Bacteria as "Paint."

My wife Jennifer Quinn​ hits it out the park: a portrait of Kenneth Nealson​ and the late Woody Hastings "painted" with luminous bacteria, giving them props for the early days of quorum sensing---where the basic principles were first uncovered in bioluminescent microbes. This principle of "aut... Read More


Microorganisms reside everywhere, yet they are too small to be seen with the human eye. New York City (NYC) is a melting pot of cultures - both human and microbial - and every citizen has a personalized microbiome. Collectively, we shape NYC’s microbiome by our lifestyle choices, and this unseen... Read More

Study adds to evidence that viruses are alive

CHAMPAIGN, Ill. -- A new analysis supports the hypothesis that viruses are living entities that share a long evolutionary history with cells, researchers report. The study offers the first reliable method for tracing viral evolution back to a time when neither viruses nor cells existed in the fo... Read More
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