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PhatoMap of New York Subway System

The microbes that call the New York City subway system home are mostly harmless, but include samples of disease-causing bacteria that are resistant to drugs — and even DNA fragments associated with anthrax and Bubonic plague — according to a citywide microbiome map published today by Weill Corne... Read More



Under the Microscope and the new science blog network by PopSci

Popular Science has just launched a new science blogging network with 13 blogs. Among them are two that have a focus on microbiology, Under the Microscope by JA Tetro and Our Modern Plague by Brooke Borel. Each blog has an inaugural post that outlines the author's vision for future subject matte... Read More

ASM GM 2014 - The Potential Role of Gut Microbes in Autism

Most gut bacteria are beneficial, aiding food digestion, producing vitamins, and protecting against harmful bacteria. If left unchecked, however, harmful bacteria can excrete... Read More

Ebola virus enters the United States

Given the extent of the Ebola virus outbreak in West Africa, transport of an infected individual to the US was bound to happen. The case is an adult who had contact with an Ebola virus-infected woman in Liberia, then traveled to Dallas. He had no symptoms before arriving in the US and therefore ... Read More

Topographic diversity of fungal and bacterial communities in human skin

An interesting recent paper characterizing the fungal microbiome ("mycobiome") of human skin. It would be lovely if the TWIM crew could discuss this in an upcoming episode!

"Traditional culture-based methods have incompletely defined the microbial landscape of common recalcitrant human fungal... Read More

A few reminiscences on Hilary Koprowski

Virologist Hilary Koprowski died on 11 April 2013 at the age of 96. His main accomplishments are nicely summarized in the New York Times, but for a more comprehensive overview of his life, I highly recommend his biography Listen to the Music by Roger Vaughan. I did not have many opportunities to... Read More

Unusual mortality pattern of 1918 influenza A virus

The 1918 influenza pandemic was particularly lethal, not only for the very young and the very old (as observed for typical influenza), but unexpectedly also for young adults, 20 to 40 years of age (pictured). It has been suggested that the increased lethality in young adults occurred because the... Read More

"Never Really Alone" with Margaret McFall-Ngai

Last Fall, the great Dr. Margaret McFall-Ngai "virtually visited" my freshman writing class at the University of Puget Sound to discuss symbiosis and Microbial Supremacy with my new students. I had my students read some papers by Dr. McFall-Ngai (including the wonderful "Animals in a Microbial ... Read More

Colonial Variation in Serratia marcescens

A common denizen of the undergraduate microbiology laboratory, Serratia marcescens is well known for the production of a bright red pigment, prodigiosin. Prodigiosin has been investigated over many years for its possible antimicrobial, antifungal, and even antitumor effects. Still, the relevan... Read More

Rhizopus microsporus

Rhizopus microsporus
It causes human mucormycosis and bovine mycotic abortion.
It is distinguished from R.arrhizus by its shorter stalk, and smaller sporangia and spores.
Variant forms
Var.oligosporus : has elongated columellae ; spores less obviously striated.
Var.rhizopodiformis : has ... Read More

MERS Virus Widespread in Saudi Arabian Camels (News Release)

The coronavirus responsible for Middle East Respiratory Syndrome (MERS) is prevalent in camels throughout Saudi Arabia and has been around for at least 20 years, according to a study to be published in mBio®, the online open-access journal of the American Society for Microbiology.

“Our study ... Read More

Nobel Laureates and Ebola virus quarantine

After the governors of New York and New Jersey decided that health workers who have returned from the Ebola virus outbreak in West Africa should be subject to a 21-day quarantine, two Nobel laureates entered the fray. Bruce Beutler feels that the quarantine is the right thing to do, while Peter ... Read More

Hepatitis A virus infections associated with berry and pomegranate mix

An outbreak of hepatitis A virus (HAV) infections in eight US states has been attributed to consumption of Townsend Farms Organic Anti-Oxidant Blend frozen berry and pomegranate mix purchased from Costco markets. Since March 2013, 118 individuals have acquired the infection and 80% report having... Read More

Neoscytalidium dimidiatum arthrospore

It is a well recognized uncommon cause of skin and nail infection of the hands and feet . Unlike Dermatophytosis these mould infections are not contagious. There are few reports of invasive infection caused by N. dimidiatum; most infections occurred in immunocompromised hosts. Arthrospores ar... Read More

Borrelia burgdorferi / host interactome

Referenced dataset of host/pathogen interactions for Borrelia burgdorferi: linked to Kegg pathway interactome analysis Read More

Virology question of the week: why a segmented viral genome?

This week’s virology question comes from Eric, who writes:

I’m working on an MPH and in one of my classes we are currently studying the influenza virus. I’d forgotten that the genome is in 8 separate parts. Curious, I’ve been searching but can’t find any information as to why that is?

What... Read More

ASMCUE, Citizen Science, and a Surprise!

In this blog entry, I discuss a talk I attended at ASMCUE about "Citizen Science" and how some of my own work appeared in that talk! It is a vital that we scientists explain not just what we do, but why it is so fascinating to us...by involving the public! Read More

Merry Luxmas and Happy Microbial Holidays to All!

Here is my annual blogpost using #MicrobialSupremacy to wish all readers a very, very happy holiday season. I do this GFP and prodiosin, as well as luciferase! Enjoy a tiny bit of microbial art, relevant to the season? Read More

Streptococcus pyogenes

Throat swab of (5) years old child from emergency department for culture and sensitivity clinical summary scarlet fever.

Streptococcus pyogenes, or Group A Streptococcus, is a spherical, Gram-positive bacterium.[1] S. pyogenes displays streptococcal group A antigen on its cell wall and typic... Read More
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