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Acid-fast rods

Acid-fast rods. (approx X 1000). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Vegetables discarded, mulched over E. coli fears in Europe

Click source to view some great images of crops being destroyed as the result of E. coli prevention steps in Europe. Read More

STAPHYLOCOCCUS AUREUS

The bug lives harmlessly in the noses of about a third of us. But it can turn rogue, causing skin infections—or worse. Heavy use of antibiotics since the middle of the last century has prompted the evolution of deadly superbug strains. Photograph by Martin Oeggerli, with support from School of L... Read More

1976 Swine Flu Vaccination via Jet Injector

Use of a jet injector during the 1976 New Jersey Influenza A immunization project. 45 million adults in the United States received a vaccine containing the A/New Jersey/76 influenzavirus ("swine flu" virus).

Image via the CDC's Flickr site. Read More

Photos from the ASMBiodefense 2012 H5N1 Research Discussion

Moderated by the Chair of the National Science Advisory Board for Biosecurity (NSABB), Paul Keim, Ph.D., this session at the ASM Biodefense and Emerging Diseases Research Meeting included discussions of the NSABB’s recommendations for the publication of the controversial H5N1 research.

Presen... Read More

MicrobeWorld at the 2010 USA Science and Engineering Festival

This past weekend the USA Science and Engineering Festival came to Washington, D.C. The American Society for Microbiology and MicrobeWorld were present with our own booth in which we offered several microbe-related activities for attendees of all ages.

In this picture, Barbara Hyde, director... Read More

Virions revealed in a preparation of HIV

This thin section transmission electron micrograph (TEM) depicts numerous virions revealed in a preparation of HIV (human immunodeficiency virus).
HIV is the virus that can lead to acquired immune deficiency syndrome, or AIDS. CDC estimates that about 56,000 people in the United States contract... Read More

Microsporum gypseum

Microsporum gypseum colony on Sabouraud's agar Read More

Dangerous Rendezvous

A macrophage (pale brown) interacts with Borrelia cells (blue), the spirochete bacteria that cause Lyme disease. Although the outer membrane of Borrelia contains a strong antigen, the OspC protein, the bacterium successfully evades the human immune system by hiding out in places less accessible ... Read More

An algal bloom in a stream bordering land plants

An algal bloom in a stream bordering land plants. From the Wistreich Collection Read More

Antagonistic effect of Imipenem towards Piperacillin/tazobactam disc in Pseudomonas aeruginosa lawn on Mueller-Hinton agar

This images was taken during the lab work of my Master thesis on Metallo beta lactamase on Pseudomonas aeruginosa and Acinetobacter spps at Shree Birendra Hospital ( Army Hospital) in Kathmandu Nepal . It clearly shows the antagonism between two discs. Read More

Mucus sheet showing closely adherent bacteria

Mucus sheet showing closely adherent bacteria; bacteria are absent on portion of mucus sheet after washing (650X) Read More

Aspergillus sp.

Aspergillus sp. Early stage with sterigma and spores. Nomarski technique (800X) Read More

Exophiala jeanselmei

Conidia and secondary budding of Exophiala jeanselmei. LCB stain Read More

Marine bioluminescent Photobacterium kishitanii

Marine bioluminescent Photobacterium kishitanii
The genus Photobacterium was first coined by Martin Beijerinck, in 1889, and originally referred to all bacteria capable of light production. Species belonging to Photobacterium are gram negative, rod shaped, chemoorganotrophic, facultative aerob... Read More

Actinomyces

Actinomyces. Section through sulfur granule Read More

Microsporum gypseum macroconidia

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

Giardia protozoan

This digitally-colorized scanning electron micrograph (SEM) depicted the dorsal (upper) surface of a Giardia protozoan that had been isolated from a rat’s intestine. Some of the identifying morphologic characteristics include pairs of thread-like flagella that facilitate motility, and a ventolat... Read More

Toxoplasma gondii oocysts

Toxoplasma gondii oocysts from cat feces. IFA Read More

An alternate view of amoebae fruiting bodies, with spores and bacteria.

An alternate view of amoebae fruiting bodies, with spores and bacteria. Related Story: Like Humans, Amoebae Pack a Lunch Before They Travel.

Some amoebae do what many people do. Before they travel, they pack a lunch.

In results of a study reported today in the journal Nature, evolutionary ... Read More

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