MicrobeWorld

Unstained, temporary wet mount showing size relationship between yeast cells (Saccharomyces) and bacterial rods (Bacillus subtilis). (approx. X 100). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Coccidioides immitis. A typical culture at eight weeks Read More

b323-7 clostridium perfringens gram stain from young culture Read More

Byssochlamys sp. Penicillate sporulation (1008X) Read More

To help scientists understand how the Penicillium stoloniferum virus interacts with its hosts, and how it replicates and matures over its lifecycle, the virus structure was solved at the very high-resolution of 7.3 angstroms. Running the automated AUTO3DEM software on a San Diego Supercomputer C... Read More

Cyanobacteria (Phormidium) with the vital stain Sytox Green. Yellow/green cells are dead. Red is chlorophyll a fluorescence in live cells.

Photo Credit: Barry H. Rosen, USGS

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Tired of the portraits, landscapes and abstract art that peppers the walls of most art museums? According to Dutch photographer Wim von Egmond, there’s one art subject that has been ignored for centuries and finally deserves its due: microscopic organisms.

As the head of the Inst... Read More

As the old saying goes, can beat a pound of the Shigella bacteria, seen here penetrating the intestinal mucosa of some poor soul.
Killing approx. 1 million people annually - most of them children, Shigella is best prevented by two simple strategies: washing hands before handling food & thorou... Read More

Remember SARS? Or the last time you had a nasty cold? Lay your troubles at this bad-boy's door.
In fact, SARS-CoV - the Corona variant that causes SARS - has the rather unique quality of causing both upper & lower respiratory infections, and gastroenteritis.
Note as well that the Coronavi... Read More

Individual bacteria in this photo are oblong and colored brown. As an alternative to using antibiotics for fighting E. coli infections in newborn and weaned pigs, scientists are finding promising results from introducing mixes of beneficial bacteria, obtained from other pigs, into the gut of you... Read More

Since 1999, Artomatic, a one-of-a-kind multimedia event, involving hundreds of regional artists, performers and volunteers, in Washington, D.C. has been convening annually in the Washington, D.C., area. This past year artist Forrest McCluer culled together a series of sculptures constructed from... Read More

Non-acid-fast rods (Corynebacterium species). (approx. X 1000). Taken from the Wistreich Collection, appearing exclusively on Microbeworld. Read More

Stained using a fluorescent antibody (FA) technique, this photomicrograph revealed a positive result for this stained serum specimen from a suspected rubella patient.

Rubella virus is classified as a togavirus, genus Rubivirus. It is most closely related to group A arboviruses, such as easter... Read More

Corynebacterium - Tissue section. H & E stain. Diphtheritic tonsillitis Read More

Scanning Electron Micrograph of Burkholderia cepacia.

Burkholderia cepacia is the name for a group or “complex” of bacteria that can be found in soil and water. B. cepacia bacteria are often resistant to common antibiotics.

B. cepacia poses little medical risk to healthy people. However,... Read More

Mycobacterium smegmatis colonies on lowenstein-jensen media (2x) Read More

bc5 - A close-up view of a pour plate using Serratia marcescens as the inoculum. A variety of colonial shapes can be seen. Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Picture of Couple Kissing in Mexico City with Surgical masks on During Swine Flu Outbreak. From The Guardian UK. Article link here http://www.guardian.co.uk/world/2009/apr/26/swine-flu-outbreak-mexico-pandemic. Photo by Alfredo Estrella/AFP/Getty Images Read More

Alison O'Brien, President at American Society for Microbiology and professor and chair of the Uniformed Services University of the Health Sciences’ (USU) Department of Microbiology and Immunology, in Philadelphia.
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Cryptococcus neoformans in tissue (1000X) Read More