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Final effluent prior to chloronation

Final effluent prior to chloronation (5000X) Read More

MRSA (Methicillin-resistant Staphylococcus aureus)

Image of MRSA from the CDC Read More

Mycobaterium tuberculosis

A colorized scanning electron micrograph of Mycobaterium tuberculosis, the bacteria that cause TB.

Tuberculosis (TB)
Tuberculosis, commonly known as TB, is a contagious and an often severe airborne disease caused by a bacterial infection. TB typically affects the lungs, but it also may aff... Read More

Coiled filamentous cyanobacterium Anabaena sp.

Nikon Small World Honorable Mention 2008 photomicrography competition, Dr. Petr Znachor, Institute of Hydrobiology, Ceske Budejovice, Czech Republic

Coiled filamentous cyanobacterium Anabaena sp. (600x)
Technique: Nomarski Differential Interference Contrast Read More

Blastomyces dermatitidis

Blastomyces dermatitidis. Mycelial phase. Interference contrast microscopy (400X) Read More

Actinomyces bovis

Actinomyces bovis. Smooth colonies in BHI agar 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

Aspergillus fumigatus

Fragments fom above compost pile, covered with Aspergillus fumigatus 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

Nassula ornata

Nikon Small World 2012 PHOTOMICROGRAPHY COMPETITION, IMAGE OF DISTINCTION, Wim van Egmond, Micropolitan Museum, Rotterdam, The Netherlands.

Nassula ornata, conjugating ciliates Read More

Exfoliation of Skin

Human volunteer received small amount of sterilized, purified exfoliation two hours earlier. Note slight erythema and swelling, as well as easily denuded flaccid bulla Read More

X-ray shows ‘thrilling’ biology in action

The world’s first hard X-ray free-electron laser is taking remarkable “snapshots” of the inner life of proteins and viruses.

Two studies published in the journal Nature demonstrate the unique capabilities of the Linac Coherent Light Source (LCLS), located at the Department of Energy’s SLAC Na... Read More

b323-1 gram stain from blood agar smear

b323-1 gram stain from blood agar smear Read More

Feeling Blue, Trypanosoma brucei

Trypanosoma brucei, a protozoan parasite, is the causative agent of African sleeping sickness in humans (T. b. gambiense and T. b. rhodesiense) and nagana in cattle (T. b. brucei). These diseases result in much economic hardship and morbidity in Sub-Saharan Africa. The life cycle of these organi... Read More

Pictures Considered. The E. coli Chromosome Caught in the Act of Replicating

We continue our series of images that have made a difference in microbiology. This one, published by John Cairns in 1963 has earned a most deserved place in textbooks and reviews. It shows a radioautograph of an intact E. coli chromosome in the act of replicating. From this image, Cairns conclud... Read More

Plasmodium falciparum

Plasmodium falciparum ring form trophozoites (fatal case) (1000X) 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

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

Toxoplasma gondii

Toxoplasma gondii, tachyzoites, necrosis brain Read More

Mumps virus protein

This confocal micrograph shows the mumps virus protein (turquoise) in the endoplasmic reticulum of a cultured cell. This is a region of the cell that processes proteins. This particular protein is possibly involved in determining how effectively the virus can infect people. By looking at how it ... Read More

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