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Ebola Outbreak 2014 2015 by Dr. Fauci

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TWiV 79 letters

Ben writes:


I really enjoyed your podcast about reverse transcription.  I was wondering what makes retroviruses like HIV impossible for our bodies fight off.  Are there any retroviruses that can be eliminated from the body?


Paula writes:


I was browsing on the "Chronic ... Read More

The Effect of Universal Influenza Immunization on Mortality and Health Care Use

This is a postercast by Jeffrey C. Kwong, scientist at ICES.





























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TWiP 42 Letters

Jesse writes:

Dear Doctor's Racaniello and Despommier,


Huzzah! I have tracked down Dick's missing book on tropical medicine, or at least another copy of said book. While listening to TWIP #40, my ears perked up when Dick said he had lent a book to a student only to h... Read More

Life at the Extreme

Many archaeans thrive in conditions that would kill other creatures: boiling water, super-salty pools, sulfur-spewing volcanic vents, acidic water and deep in Antarctic ice. These types of archaea are often labeled "extremophiles," meaning creatures that love extreme conditions.

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BacterioFiles 171 - Segments Select Specific Strains

This episode: Ahmed Gomaa and I discuss how to keep some microbes and get rid of others using bacteria's own immune system!


(15.1 MB, 16.5 minutes)


Show notes: 
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BacterioFiles Micro Edition 72 - Microbes Manipulate Mosquito Messages

This episode: Bacteria on your skin affect your attractiveness to mosquitoes!



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What Microbe Are You? An Activity Designed for Our Youngest Scientist

This online “personality quiz” helps young learners understand the unconventional concept that most micro-organisms are beneficial; only a fraction are harmful. This activity matches the quiz-taker with the microbe that most closely reflects his or her personality. At the end of the quiz, studen... Read More

BacterioFiles Micro Edition 57 - Rods Reduce Radioactivity

This episode: Bacteria extend little hairs that could help clean up radioactive contamination!


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Virology course on Coursera

For fours years I have taught a virology course at Columbia University and have posted videos of each lecture on my website, virology.ws, and at iTunes University. Nearly 100,000 individuals have subscribed to my virology course at iTunes University. Now Columbia has signed an agreement with Cou... Read More

TWiV 218: Monkeys turning valves and pushing buttons

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Hosts: Vincent Racaniello, Alan Dove, and Read More

TWiV 224: A wide receiver and a natural defense

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Hosts: Vincent Racaniello, Alan Dove, and Read More

BacterioFiles Micro Edition 144 - Copper Chelator Calms Quicksilver

This episode: Bacteria could reduce mercury's toxicity in their environment!


(6.5 MB, 7 minutes)


Methanotrophs (bacteria that use methane for their carbon and energy) secrete siderophore-like compounds that are usually used to chelate copper and make it more bioavailable, but ... Read More

C. elegans micro-injection

This video shows the process of injecting a a construct with gene manipulated DNA into a C. elegans worm. The outcome in this case was the rolling worm with the green fluorescent protein in it that localized to the body wall muscle, giving the worm the four green stripes along his body. Read More

BacterioFiles 180 - Phage Functions Fight Fortifications

This episode: Some phages can fight back against bacterial defenses with recently discovered genes!


(8.3 MB, 9 minutes)


Show notes: 
Journal Paper Read More

Will the iPad Replace Your Lab Notebook?

The release of the iPad this week may bring the long-expected replacement of the paper-bound lab notebook by electronic notebooks one step closer. But are scientists, particularly PIs, comfortable with electronic lab notebooks?

The rise of the tablets
The concept of an electronic lab noteboo... Read More

TWiV 80 letters

Ricardo writes:
Again and again, You do it over and over. Your podcast is everything about teaching. I'm expecting every monday morning for the download to finish so I can have my "pleasure  drive" to Ponte de Lima (a secondary campus from UFP). Episode 72 was really goo... Read More

Video: Cloning HeLa cells with Professor Philip I. Marcus

Video of my conversation from TWiV 197 with Professor Philip I. Marcus on his development of the single cell cloning technique in the 1950s, using HeLa cells. Read More

April 2011 Microbe feature article--Marine Microorganisms, Biogeochemical Cycles, and Global Climate Change

The April 2011 issue of Microbe is now online and includes the feature article

Marine Microorganisms, Biogeochemical Cycles, and Global Climate Change
by Jonathan P. Zehr, Julie Robidart, and Chris Scholin
Global environmental change demands a deeper understanding of how marine micro... Read More

Biology By the Numbers

Elio Schaechter from the Small Things Considered blog has brought to our attention a new internet resource called Bionumbers. "It enables you to find in a minute (or less) any common biological... Read More

TWiV 67: Wasting deer and the Hulk rabbit

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On episode #67 of the podcast This Week in Virology, Vincent, Alan, and Marc Pelletier talk about chronic wasting disease of deer caused by prions, blocking the semen-derived enhancer of HIV infecti... Read More

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