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Darwin Got It Going On

A new hip-hop show about evolution is scientifically accurate, and even more fun than a lecture.
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El Podcast del Microbio: Amor de Madre





























In this audio in spanish language from "El podcast del microbio" I made a resume of the post "Mother's Love" published in Moselio Schaecht... Read More

Comparing Linux to E.coli's transcriptional regulatory network

Here's an interesting blog post that compares E.coli's transcriptional regulatory network to Linux:

"We refer to DNA as “the book of life”; some geeks refer to it as the “operating system of life”. Just like in a computer’s operating system, DNA contains all the instructions on how to “execut... Read More

El podcast del microbio: Bioelectricidad Verde

In this audio in spanish language from "El podcast del microbio" I made a resume of the article "Direct Extraction of Photosynthetic Electrons from Single Algal Cells by Nanoprobing System" published in "Nano Letters"

En este episodio de "El podcast del microbio" hacemos un resumen del artíc... Read More

The Transmission Dynamics of Tuberculosis in a Recently Developed Chinese City

Hong Kong is an affluent subtropical city with a well-developed healthcare infrastructure but an intermediate TB burden. Declines in notification rates through the 1960s and 1970s have slowed since the 1980s to the current level of around 82 cases per 100 000 population. We studied the transmiss... Read More

Mysteries of the Bacterial L-Form: Can Some of Them Be Unveiled?

Hans Martin, professor emeritus, Technical University Darmstadt, Germany, reflects on the mysteries of L-forms, strains of bacteria that lack cell walls.

Snippet:

"L-forms are bacterial variants with defective cell walls and irregular growth and multiplication. They arise after peptidoglyc... Read More

Practical application of Phenol/Chloroform extraction

While there are many more methods to choose from for cleaning up your RNA or DNA than there used to be, sometimes Phenol/Chloroform extraction is still the best way to go. Here I’ll discuss some of the practical aspects of using this technique.

Nick introduced the topic of Phenol/Chloroform e... Read More

At the Ends of the Earth: Antarctic Extremophiles

Dr. Laurie Connell, of the University of Maine, is involved in a number of research projects spanning from the development of field detection instruments for the detrimental potato wart, to the analysis of paralytic shellfish toxins, to the extreme microbial habitats at the southern most region ... 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

TWiV 80: How much X could a woodchuck chuck?



On episode #80 of the podcast This Week in Virology, Vincent, Alan, and Rich speak with Michael Bouchard about hepatitis B virus discovery, replication, and pathogenesis.


Host links Read More

Lab Stuff I Wish I Could Use In My Kitchen

Do you ever take a look at what you’re doing in the lab and think, “Wow, this would really come in handy at home?” Here are a few of the things I use in the lab that I would love to have in my kitchen:

1. Stir plates and stir bars would be incredibly useful for cooking those dishes that need ... Read More

Development of an HIV-1 Specific Microbicide Using Caulobacter crescentus

A recent paper published in PLoS One looks at the strategy of manipulating surface proteins on the aquatic bacterium, Caulobacter crescentus, to prevent HIV infection.

Abstract:

The development of alternative strategies to prevent HIV infection is a global public health priority. Initial e... Read More

Can a plant virus make you sick?

It has been estimated that approximately one hundred trillion bacteria colonize the human intestine. That’s about ten times the number of cells that constitute the entire human body. These bacteria are believed to have a mutualistic symbiotic relationship with their hosts. What is known about th... Read More

El podcast del Microbio: Virus Respiratorio Sincitial





























En este episodio de "El podcast del microbio" presentamos los últimos datos sobre la epidemiología del Virus Respiratorio Sincitial (SRV)... Read More

Superbug - Journalist Maryn McKenna discusses MRSA

Maryn McKenna, a contributing writer for the Center for Infectious Disease Research and Policy at the University of Minnesota and media fellow at the Henry J. Kaiser Family Foundation, discusses MRSA in this promotional video for her new book "Superbug: The Fatal Menace of MRSA."


 ... Read More

Design and Testing of Protein Combinatorial Libraries

In this video Stephen L. Mayo, Bren Professor of Biology and Chemistry, California Institute of Technology, discusses the challenges of designing new proteins that fold into a particular structure or perform a particular function. One method is to computationally design a protein based solely up... Read More

Genetics researcher Francisco Ayala discusses his life, his work and creationism

Evolutionary geneticist Francisco Ayala wasn't always attracted to life in the laboratory. As a young man in Spain, Ayala was ordained as a Dominican priest. Within a year, though, he gave up it up to study genetics at Columbia University. Since then, Ayala's research has focused on parasitic pr... Read More

A plant virus that switched to vertebrates

Viruses can be transmitted to completely new host species that they have not previously infected. Usually host defenses stop the infection before any replication and adaptation can take place. On rare occasions, a novel population of viruses arises in the new host. These interspecies infections ... Read More

True or False: All Metazoans Need O2

Elio Schaechter of Small Things Considered ponders a recent discovery that small multicellular animals, members of the Loricifera and metazoa groups, are able to survive in an anoxic environment known as L’Atalante Basin, a brine “lake” at the bottom of the Mediterranean.

"Life without air—a ... Read More

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