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The Three Faces of Thiomargarita

Merry Youle of Small Things Considered has authored a post that looks at Thiomargarita spp.

"Non-motile Thiomargarita was first discovered in 1999 off the Namibian coast, thus was named T. namibiensis. Its cells are large spheres, arranged in chains, each chain enclosed in a mucous sheath. Av... Read More

El podcast del Microbio Nº 233. Bacterias come-sushi (sushi-eater bacteria)



























El podcast del microbio Nº 233 summarize the findings by Handeman et al (Nature, 464: 908-912.) on the transfer of carbohydrate-... Read More

Creepy Critters - Experiment

galaxyWhat if a new planet was discovered... Read More

DNA: Blueprint for Life

DNA_mutation
<... Read More

Exhausted by Illness, and Doubts

New York Times article by David Tuller, a journalism professor at Berkeley, on chronic fatigue syndrome and the retrovirus XMRV. The main focus of the article are four papers published in the journal Retrovirology at the end of 2010 which pointed to contamination as a potential issue for those a... Read More

Blogs by the American Society for Microbiology

Small Things Considered


The purpose of Small Things Considered is to share appreciation for the width and depth of the microbial activities on this pla... Read More

TWiP 9: Mala aria



Vincent and Dickson move on to protozoan parasites with a discussion of the early history of malaria.


Download TWiP #9... Read More

See Our Survey

2010 Findings


2010survey


<... Read More

TWiP 11: One times three million



Vincent and Dickson continue their discussion of malaria, with emphasis on clinical aspects of the disease.


Download T... Read More

Fungal Growth and Reproduction

As the “humongous fungus” shows, fungi can grow to enormous mass if unimpeded.

Hyphae grow by adding cells at the tip. Hyphae are very tiny, measuring only a few microns in diameter in some cases. But they can also be incredibly strong, punching through not only the soft membranes of animal ... Read More

TWiP 24: Onchocerca volvulus, a vector-borne, filarial nematode



Vincent and Dickson discuss the life cycle and pathogenesis of Onchocerca volvulus, the vector-borne filarial nematode parasite that causes onchocerciasis, or river blindness.


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TWiV 81: Be a virus, see the world



On episode #81 of the podcast This Week in Virology, Vincent and Rich answer listener questions on viruses and gluten allergy, RNA silencing, influenza virus, herpes simplex virus, HIV/AIDS, chronic fatigue s... Read More

TWiP 3: Trichinella spiralis



Vincent and Dick distinguish among intracellular and extracellular parasites, then discuss the history and general characteristics of Trichinella spiralis.


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TWiP 32: Evasive trypanosomes and schistosomes



Hosts: Vincent Racaniello and Dickson Despommier


Vincent and Dickson discuss immune evasio... Read More

MTS38 - Jonathan Eisen - An Embarrassment of Genomes



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TWiV 86 letters

Stann writes:


I found your podcast through the Microbe World website. Thanks to Microbe World, I've been unable to sate my thirst for knowledge about the microscopic organisms that act as the foundation for our planet. So, I stumble across a podcast about viruses? Hel... Read More

MTS37 - Hazel Barton - Cave Dwellers



mts-35


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Culture Media

Microbes require nutrients to grow. These are supplied by either solid or liquid culture media. The standard solid medium is nutrient agar, a gelatinous substance derived from seaweed. The basic liquid medium is nutrient broth, typically a mix of water, meat extract peptone, and sodium chlori... Read More

Influenza H5N1 is not lethal in ferrets after airborne transmission

Ron Fouchier has discussed his influenza H5N1 transmission experiments in ferrets at an ASM Biodefense Conference, clarifying several assumptions about the transmissibility of the virus in this animal model. Read More

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