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The Tree of Life: Microbiology Artwork

Microbiology artwork from artologica. Read More

Saving the World with Microbes - A Summer Happy Hour Series at ASM HQ - July 19, 2012

Did you know that your body is home to 10 times more microbes than human cells? Join us at ASM Headquarters on Thursday, July 19, 2012, from 6-8 PM to learn about the human microbiome and its fascinating practical applications. Come mingle with like-minded enthusiasts and curious citizens ove... Read More

Viral desserts

At the Harvard Virology Program Retreat for 2011, the students ran a viral dessert contest. I posted some of the images at VirusTalk. Have a look at them – they are truly delicious. Read More

Lyngbya Gathering

A toxin-producing cyanobacteria with natural chlorophyll fluorescence (red) and DNA stain (green).

Location: Orlando, FL, USA

Photographer: Barry Rosen, , U.S. Geological Survey Read More

Salmonella typhi.

Flagella stain of Salmonella typhi. (approx. 1000 X). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Egg of Hymenolepis diminuta

Eggs of Hymenolepis diminuta. These eggs are round or slightly oval, size 70 - 85 µm X 60 - 80 µm, with a striated outer membrane and a thin inner membrane. The space between the membranes is smooth or faintly granular. The oncosphere has six hooks. There are no polar filaments extending into... Read More

Simple safranin stain of B. subtilis

Simple safranin stain of B. subtilis and central location of unstained spores. (Approx. original X 1000). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

The appearance of circular, entire, opaque colonies on the surface of a nutrient agar plate

The appearance of circular, entire, opaque colonies on the surface of a nutrient agar plate. Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Gram-negative rods and coccobacilli

Gram-negative rods and coccobacilli. (Proteus vulgaris) (approx X1000). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Acid-fast rods

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

Petri dish art

This tropical scene, reminiscent of a postcard from Key West, is actually a petri dish containing an artistic arrangement of genetically engineered bacteria. The image showcases eight of the fluorescent proteins created in the laboratory of Roger Y. Tsien, a cell biologist at the University of C... Read More

Trichophyton violaceum

Magnified 475X, this photomicrograph depicts some of the structural morphology of numerous Trichophyton violaceum fungal organisms. This dermatophyte had been grown in a medium of Sabouraud dextrose agar, and of note are the organism’s mycelia, or branching hyphae, i.e., the vegetative portion o... Read More

Schistosoma mansoni parasite

In 2009 researchers from the UT Health Science Center San Antonio and other institutions crack the genetic code of Schistosoma mansoni, a flatworm that can live up to 10 years on average in humans. The parasite is endemic in many tropical areas of the world.

Nature (16-Jul-2009) Read More

The life cycle of the malaria parasite (animation)

View an interactive animation of the life cycle of the malaria parasite, of the genus Plasmodium. The lifecycle of the malaria parasite is split between female mosquitoes and humans. In the mosquito gut, the parasites complete sexual reproduction and then multiply rapidly to produce many more p... Read More

Fusobacterium russii

This is a photomicrograph of Fusobacterium russii cultured in a thioglycollate medium for 48 hours.

Like the genus Bacteroides, Fusobacterium are anaerobic, gram-negative bacteria that are normal inhabitors of the intestine. Fusobacterium spp. are associated with pleuropulmonary and oral infe... Read More

Bacillus subtilis colonies

Irregular, umbonate, opaque Bacillus subtilis colonies on the surface of a nutrient agar plate. Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Bright red-orange photoluminescence observed from porous silicon nanoparticles with human HeLa cells

Bright red-orange photoluminescence observed from porous silicon nanoparticles with human HeLa cells, magnified 1000 times and viewed in the reflection from a silicon wafer. Prepared from high-purity silicon wafers, these nanoparticles provide a nontoxic and biodegradable alternative to conventi... Read More

Bacillus subtilis

Gram-stained preparation of Bacillus subtilis showing rods, and spores (empty areas). (approx. 1000 X). Taken from the Wistreich Collection. Read More

A close-up of the surface of a streak plate

A close-up of the surface of a streak plate using a mixed culture of Serratia marcescens and Micrococcus lutea as the inoculum. Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

10 fun facts about antibiotics

This poster has ten (10) mildly interesting facts about antibiotics, just in case you needed a poster or handout for Antibiotic Awareness Week (Nov 18-24, 2013). You can download PDF at "source" URL, above. Please feel free to share this graphic with your students, classmates, colleagues, frien... Read More

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