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Washington DC H1N1 Mass Vaccination Poster 2009

H1N1 Mass Vaccination Clinic poster from a high school located in NorthWest, DC, November 6, 2009. Read More

b324-1 clostridium ramosum, peptostreptococcus spp, peptococcus spp and bacteroides fragilis

b324-1 clostridium ramosum, peptostreptococcus spp, peptococcus spp and bacteroides fragilis Read More

Plasmodium malariae

Plasmodium malariae band form trophozoite. (1000X). Read More

Mortierella isabellina

Sporangia and sporangiophore of Mortierella isabellina. LCB Stain Read More

Escherichia coli and Salmonella derby

Escherichia coli and Salmonella derby on XLD agar Read More

Tangential sections of hyphae of Mortierella sp. in a skin ulcer

Tangential sections of hyphae of Mortierella sp. in a skin ulcer Read More

mixed escherichia coli and staphylococcus aureus smear gram stain (1000x)

mixed escherichia coli and staphylococcus aureus smear gram stain (1000x) Read More

Clostridium botulinum

Clostridium botulinum on egg yolk agar. Note a absence of precipitate around colonies. 5X - LeBeau Read More

H and E stained lung sections of patient with legionella pneumophila

H and E stained lung sections of patient from whom the legionella pneumophila was isolated stained with CDC's modification of the Dieterle silver impregnation procedure. Note the small, blunt pleomorphic intracellular and extracellular bacilli which stain brown to black against a pale yellow bac... Read More

Candida albicans and Pseudomonas aeruginosa

Blood agar culture of sputum from patient with pneumonia. Compromised host. Colonies of Candida albicans and Pseudomonas aeruginosa. Note hemolysis around colonies of Pseudomas aeruginosa and colony morphology. Read More

N. gonorrhoeae

This Gram-stained specimen reveals N. gonorrhoeae intracellular diplococci, leading to a positive diagnosis of gonorrhea.

The genus Neisseria consists of aerobic, non-spore-forming Gram-negative coccobacilli, which inhabit the mucous membranes of humans. These microbes require a moist environ... Read More

Why we should wash our hands regularly #3

When I first saw this photomicrograph of Haemophilus influenzae via immunofluorescence, I thought of the opening days of the first Gulf War, when CNN showed wall to wall images of the bombing of Baghdad. The crude nightvision technologies available at the time rendered everything in that green/... Read More

Salmonella sp. colonies

Salmonella sp. colonies on XLD media Read More

Clostridium sporogenes

Clostridium sporogenes on egg yolk agar Read More

Streptomyces spp.

Streptomyces spp. on various cultivation media. Production of different pigments and formation of aerial mycelia. Colonies after approximately 15 days of cultivation in aerobic atmosphere, 28°C. Environmental isolates.

Streptomyces is the largest genus of Actinobacteria and the type genus of ... Read More

Why we should wash our hands regularly #1

Pseudomonas aeruginosa is a common bacterium which can cause disease in animals and humans.
An equal opportunity offender, it uses a wide range of organic material for food; in animals, this versatility enables 'ol Pseudomon here to infect damaged tissues or people with reduced immunity.
The... Read More

Examining Virus Bacterium Associations




Virus-bacterium associations were examined in the natural environment of a termite's hindgut. Three general scenarios were seen. In the first (1) there was a one-to-one association: one type of virus matched one type of bacterium host. In the second (2) the host bacterium was associated wi... Read More

Neisseria gonorrhoeae diplococci

Type IV pilus filaments on Gram-negative bacterial pathogens control movement, attachment, immune escape, and natural transformation. Pili are attractive targets for vaccines and therapeutics because of the key role they play in bacterial virulence as well as their prominent cell surface exposur... Read More

Baby Seal near McMurdo Station in Antarctica

This baby seal was found on the sea ice near McMurdo Station during one of many excursions to collect soil samples for microbiological analysis. During November and December, there are many baby seals in the area. Photo taken by Hubert Staudigel from the Scripps Institution of Oceanography and... Read More

Cryptococcus neoformans

Cryptococcus neoformans in solitary nodule (400X) Read More

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