Should scientific journals publish gain-of-function (GOF) studies, especially those involving pathogens with pandemic potential? While journal editors at the American Society for Microbiology have done so after careful consideration, some scientists expressed concern over that decision. A series... Read More
Paenibacillus species have been isolated from a wide variety of sources including soil, water, the plant rhizosphere, plant materials, food, fodder, faeces and diseased insect larvae. They are facultative anaerobes or strict aerobes and mostly motile, endospore forming rods. This is the first ti... Read More
Host: Vincent Racaniello
Guests: Ben Fensterheim, Megan Freeman, Bobak Parang, and Meredith Rogers
Vincent... Read More
Hey Vincent, Elio, Michele and Michael!
I'm a first year microbiology graduate student at UC Berkeley and an avid listener of twim. Elio's snippet from the most recent podcast reminded me of a personal anecdote that might be useful to share with... Read More
Shown here is a picture of a hookworm egg found on a concentrate in an ova & parasite exam
Human hookworms include the nematode species, Ancylostoma duodenale and Necator americanus. These species have indistinguishable eggs and can only be distinguished by their larvae.
Infective larvae g... Read More
Growth of Salmonella C1 on XLD agar showing the typical production of black pigment from H2S Read More
Mr. Sunil Pandey Medical Microbiology Student of Nobel College, pokhara University, Currently Doing his thesis in Kathmandu Model Hospital, In Bagbazzar Kathmandu Nepal, Identified a gram positive Candida albicans yeast and pseudo hyphae in gram stain preparation under 100x microscopy in a femal... Read More
Just when we think we know everything, a story comes along to remind us that there is something fundamental--and seemingly elementary--that we still haven't figured out. “Why are we the size we are? Why are our organs the size they are? Why are the cells in those organs a stereotypical size? Wha... Read More
Dear Dr.s R, D & G,
I really hate to criticize learned professors, especially my elders. I suspect I may be being overly - sensitive or perhaps it is a cultural difference. However, the "over-talking" is decreasing the qualit... Read More
The TWiV gang reviews ten fascinating, compelling, and riveting virology stories from 2014.
Infections can come from a wide range of different ways such as shaking someone hand or touching something with a infection i like a hand towel and as some of you will know part of why in hospital the spread of infection so easy to happen people are together in hospital as such if infection s... Read More
Researchers have created a synthetic DNA analog that can bind to and silence the gene responsible for NDM-1, a severe form of antibiotic resistance that can make ... Read More
Presentation by Anthony S. Fauci, MD, Director, NIAID/NIH, Bethesda, MD, at the ASM Biodefense 2015 Meeting in Washington, D.C. on Feb 11, 2015. Read More
Antibiotic stewardship programs, which promote the appropriate use of antibiotics in hospitals and other healthcare centers, can not only lead to reduction in antibiotic use with no adverse effects but can also lead to significant savings, over $600,000 annually in the case of one New York Ho... Read More
Here's an Ebola puzzle for you: If the virus isn't airborne, why do doctors and nurses need to wear full protective suits, with face masks, while treating patients?
After we dug through studies and talked to scientists, the answer slowly emerged.
Ebola does spread through the air. But not ... Read More
The TWiV team consults an epidemiologist to forecast the future scope of the Ebola virus epidemic in West Africa.
It's well known that antibiotics can disrupt our gut bacteria. But when mosquitoes snack on blood laced with antibiotics, the same can happen to their microbiome. And that depletion of gut bacteria actually increases mosquitoes' susceptibility to the malaria parasite. Meaning they may be more li... Read More