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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

BacterioFiles 183 - Simplex-Sick Stem Cell Salve

This episode: Cancer-killing viruses could work even better when loaded into stem cells!


(8.3 MB, 9 minutes)


Show notes: 
News item/ Read More

The incubation period of a viral infection

The time before the symptoms of a viral infection appear is called the incubation period. During this time, viral genomes are replicating and the host is responding, producing cytokines such as interferon that can have global effects, leading to the classical symptoms of an acute infection (e.g.... Read More

ASM GM 2014 - Microbes and Cancer

Until recently cancers were seen as lifestyle and genetic diseases, brought on by exposure to carcinogens or a mutated gene. Recent studies are linking microbes to many diffe... Read More

MERS-CoV genome found in dromedary camels

Middle Eastern respiratory syndrome coronavirus (MERS-CoV), first identified in the fall of 2012 in a Saudi Arabian patient, has since infected over 160 individuals, causing 71 deaths. Identifying the source of infection is important for efforts to prevent further infections. Recently two studie... Read More

TWiV 304: Given X, solve for EBOV

 The TWiV team consults an epidemiologist to forecast the future scope of the Ebola virus epidemic in West Africa.


Hosts: Vincent Racaniello Read More

asm2014: Five Things Not to Miss at ASM’s 114th General Session

You don’t want to miss asm2014. We’ve compiled a list of five things not to miss at the 114th American Society for Microbiology General Session.

Click the "source" link or copy/paste this URL into your browser: http://blog.puritanmedproducts.com/bid/383376/asm2014-Five-Things-Not-to-Miss-at-... Read More

Remembering Carl Woese: A Memorial Issue of RNA Biology

The journal "RNA Biology" just published a memorial issue dedicated to the late, great Carl Woese. The entire issue is open access. I have a small contribution, but the entire issue is filled with great science, wonderful memories, and a fine celebration of a scientist who changed the way we l... Read More

Report on Viruses Looks Beyond Disease

Recently, the American Academy of Microbiology released a new report, Viruses Throughout Life & Time: Friends, Foes, Change Agents that delves into the origin of viruses, the overlooked biological and microbial ecological role of viruses, and how these live forms have contributed to evolution. T... Read More

Some "Rules" for Academia and Research

In this blog post, I describe some "rules for academics" as well as my own "rules for research." I hope that readers find them useful and perhaps a bit humorous. Read More

Foldscope: Origami-Based Paper Microscope

PLOS ONE authors Cybulski, Clements and Prakash describe an ultra-low-cost origami-based approach for large-scale manufacturing of microscopes, specifically demonstrating brightfield, darkfield, and fluorescence microscopes. Merging principles of optical design with origami enables high-volume f... Read More

An outbreak of enterovirus 68

During the winter of 1962 in California, a new virus was isolated from the oropharynx of 4 children who had been hospitalized with respiratory disease that included pneumonia and bronchiolitis. On the basis of its physical, chemical, and biological properties, the virus was classified as an ente... Read More

Magical Monsoon:rAiNs and Geosmin

A Geosmin Story:
A Musty / Muddy smell - the earthy odour after a heavy spatter of rain is aesthetic to senses.
A poet sitting in such ambiance lets his thoughts to wander randomly and comes out with a sweet piece of write up.
An Artist can do wonders on his canvas flowing with the mood.
Man... Read More

ASM GM 2014 - Windshield Wiper Fluid: A Source of Legionnaires?

A form of bacteria responsible for respiratory illness, including the deadly pneumonia known as Legionnaire's disease, may be able to grow in windshield washer fluid and was isolated from nearly 75% of school buses tested in one district in Arizona. The participant will discuss findings from ... Read More

Microbial biogeography of wine grapes is conditioned by cultivar, vintage, and climate

Wine grapes present a unique biogeography model, wherein microbial biodiversity patterns across viticultural zones not only answer questions of dispersal and community maintenance, they are also an inherent component of the quality, consumer acceptance, and economic appreciation of a culturally ... Read More

Where Biology and Art Work Together in the Classroom

In this blog entry, I describe how working with the artist Katie McKissick ("Beatrice the Biologist") helped improve my freshman biology course. The intersection of biology and art benefits both! Read More

Influenza A viruses in bats

It is well known that aquatic birds are a major reservoir of influenza A viruses, and that pandemic human influenza virus strains of the past century derive viral genes from this pool. The recent discovery of two new influenza A viruses in bats suggests that this species may constitute another r... Read More

Virology question of the week

On the science show This Week in Virology we receive many questions and comments, which are read every week. I also get many questions here on virology blog, which I tend to answer by email. However I think that everyone could benefit from these questions, so I’ve decided to post one here each w... Read More

Click-Chemistry Labeling of Oligonucleotides and DNA - Lumiprobe - Protocol


Click chemistry is a versatile reaction that can be used for the synthesis of a variety of conjugates. Virtually any biomolecules can be involved, and labeling with small molecules, such as fluorescent dyes, biotin, and other groups can be readily achieved.

Click chemistry reaction takes pl... Read More

Probiotics vs Antibiotics? You're asking the wrong question.

'The question of whether someone should be taking a probiotic or an antibiotic is one I hear fairly frequently. The answer, in short, is that this isn't a question of either / or! At this stage in time, with this level of research on probiotics, it is not right to suggest one stops taking their... Read More

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