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A Petri Dish Dream Vacation

"The famous tropical sunset scene by Nobel Prize-winner Dr. Roger Tsien, University of California San Diego, USA. This image was created using transgenic bacteria expressing fluorescent protein genes."

Via MicrobialArt.com Read More

Cell to Cell

Bacteria were 'painted' on agar and sealed in epoxy. Work by Maria Penil in the Berkmen lab Read More

Aspergillus clavatus

Picture carefully taken with my iphone under a dissecting microscope. Read More

Acid-fast rods

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

Gram-positive Listeria monocytogenes

Microscopic view of gram-positive Listeria monocytogenes (rods) (approx. original X 1,000). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

Gram-negative rods –Alcaligenes faecalis species

Gram-negative rods –Alcaligenes faecalis species (approx X1000). Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More

clostridium sporogenes - sporoangia and sports, crystal violet (1000x)

clostridium sporogenes - sporoangia and sports, crystal violet (1000x) Read More

Watercolor Bacteria and Cell Art

Washington, DC artist Michele Banks, aka Artologica, is a painter who, in her own words, "uses an old and often-disrespected medium, watercolor, to create pieces that are anything but old-fashioned." Her works in Makers Market focus on biological and medical themes, particularly the microscopy o... Read More

Euglena species

Microscopic view of Euglena species (approx X 100) Read More

Cryptococcus neoformans

Cryptococcus neoformans in brain, H & E stain Read More

Histoplasma duboisii

Histoplasma duboisii. The single nucleus, characteristic of Histoplasma duboisii (and of Histoplasma capsulatum) can be seen in many of the fungal cells. Note large cell size 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

Normal guinea pig eye

Normal guinea pig eye (see http://www.microbeworld.org/index.php?option=com_jlibrary&view=article&id=2524 for other, infected eye via Sereny test). Read More

Methyl red test

Methyl red test. Positive, negative, uninoculated (1-6) Read More

Colonies of Bacteria Do Battle - Paenibacillus dendritiformis

Poisons are unleashed when colonies of bacteria get too close, creating a toxic no-man's land in between.

Research by Eshel Ben-Jacob of the University of California, San Diego's, Center for Theoretical Biological Physics, Ben-Jacob of Tel Aviv University, Avraham Be'er of the University of T... Read More

Aspergillus fumigatus

Aspergillus fumigatus. Typical dichotomous branching of hyphae in pulmonary lesion of a horse. PAS stain Read More

The actin-based movement of Listeria monocytogenes within and between host cells

These bacteria induce the assembly of actin-rich tails in the host cell cytoplasm, which enable them to move rapidly. Motile bacteria spread from cell to cell by forming membrane-enclosed protrusions that are engulfed by neighboring cells. (B) Fluorescence micrograph of the bacteria moving in a ... Read More

SIM Media

Sulfur-indole-motility test (SIM media) results for:
(A) Escherichia coli: Motile***, hydrogen sulfide (-), indole (+)*
(B) Staphylococcus aureus: Non-motile, hydrogen sulfide (-), indole (-)
(C) Salmonella arizonae: Motile, hydrogen sulfide (+)**, indole (-)
(D) Enterobacter aerogenes: Mot... Read More

Mycoplasma - adhesion of symbiont infection structure to host

This scanning electron micrograph shows mycoplasma (colorized pink), a genus of bacteria that lack a cell wall. Without a cell wall they are unaffected by many common antibiotics, such as penicillin, or other beta-lactam antibiotics that work by targeting cell wall synthesis. These mycoplasma ar... Read More

Micro Unions

Micro Park to Play !!! Read More
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