Young sibling polyps of staghorn coral (Acropora millepora) three days after settlement. In a National Science Foundation-supported study, researchers found that the ability to fluoresce may influence whether or not the coral settle on the reef of their origin or disperse, and go elsewhere.
M... Read More
Electron micrograph of influenza virus negatively stained with phosophotungstic acid Read More
Organisms grown on MacConkey Agar at 37 degrees for 24 hours.
-Important Ingredients: crystal violet, bile salts, neutral red (color indicator), lactose
-Differential: used to identify and isolate lactose fermenting G- enteric bacteria mainly Enterobacteriaceae. Strong lactose fermentation pr... Read More
Orange pigmented crustose lichens. From the Wistreich Collection. Read More
Entomophthora coronata. Conidium discharged into lid of petri dish. Phase. (450X) Read More
Circular, smooth, entire, opaque colonies of Alcaligenes on a nutrient agar plate. Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More
This is a close-up of a Mycobacterium tuberculosis culture revealing this organism’s colonial morphology.
Note the colorless rough surface, which are typical morphologic characteristics seen in Mycobacterium tuberculosis colonial growth. Macroscopic examination of colonial growth patterns is ... Read More
A contaminant (mold mycelium) on a Serratia streak plate. Taken from the Wistreich Collection, appearing exclusively on MicrobeWorld. Read More
Colorized transmission electron micrograph of Avian influenza A H5N1 viruses (seen in gold) grown in MDCK cells (seen in green).
Avian influenza A viruses do not usually infect humans; however, several instances of human infections and outbreaks have been reported since 1997. When such infecti... Read More
Since it's 1st recorded outbreak (1976) in the Democratic Republic of the Congo's Ebola River Valley, the Ebola virus has been known - and feared - for good reason.
Why, you may ask?
Ebola hemorrhagic fever is potentially lethal and encompasses a range of symptoms including fever, vom... Read More
Paracoccidioides brasiliensis tissue or parasitic form grown in vitro at 37 C Read More
Genus Serratia presents special problems of identification because of biochemical and morphological similarity to other genera of the Enterobacteriaceae, notably Klebsiella and Enterobacter. Serratia liquefaciens is an opportunistic pathogen which is capable of colonizing a wide variety of surfa... Read More
Red algae Scagelia, showing reproductive tetraspores and golden diatoms. 2nd place winner of Olympus BioScapes photomicrography contest 2012.
Credit: Dr. Arlene Wechezak, Anacortes, Washington Read More
mycoplasma arthritidis. Light micrograph. Crystal violet methylene blue strain. Note colonial morphology and classic 'fired-egg' appearance of isolated colony after approximately 10 days worth of growth on agar Read More
Taking pics of my dog. Recently diagnosed with Strongyloides but no better after treatment.any suggestions? Read More
Microsporum gypseum microconidia. Unstained interference phase microscope. (1000X) Read More
Activated sludge. Note the bacterial rods and filament within the floc. (5000X) Read More