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A protein platform for priming

The enzymes that make copies of the DNA or RNA genomes of viruses – nucleic acid polymerases – can be placed into two broad categories depending on whether or not they require a primer, a short piece of DNA or RNA, to get going. The structure of the primer-independent RNA polymerase of hepatitis... Read More

1,000 Year Old Remedy May Cure MRSA, Still Faces Market Hurdles

“It is exciting that this team were able to validate an ancient traditional remedy,” said Cassandra Quave, an ethnobotanist whose Emory University lab studies the antimicrobial properties of plant compounds. “It demonstrates that traditional medicine—which 80 percent of the world still uses—isn’... Read More

What does

Does the term “microbiome” have dual meanings, an ecological one (BIOME, as in community) and a genomic one (OME, as in genomics)? An interesting blog post. Read More

isolation of lactobacilli from the digestive tract of Sadine and bring out its probiotic effect, in the mediterranean basin Algeria

The fact of using antibiotics in aquaculture has immersed a multiresistance in pathogenic bacteria. This is why a spare solution had to be found which is the probiotics. So for that, I isolated lactic bacteria (lactobacilles) from the intestine of a pelagic fish (sardina pilchardus) and did a lo... Read More

Antimicrobial (Drug) Resistance

The antibiotic Colistin, which was approved in the 1950's, is now being used as a 'last resort' against multidrug-resistant Gram-negative bacterial infections, despite its nephrotoxic potential. The study, conducted by an international team of NIAID-funded researchers, found that the drug remai... Read More

Survey of Salmonella Species in Staten Island Zoo’s Snakes

For humans, Salmonella is always bad news. The bacterial pathogen causes paratyphoid fever, gastroenteritis and typhoid. But for snakes, the bacteria aren’t always bad news. Certain species of Salmonella are a natural part of the snake microbial collective. However, the occasional species can ca... Read More

SEM photo of Exophiala dermatitidis spore cluster

A dimorphic fungi Exophiala dermatitidis was grown on Saburaud Choramphenicol agar for 3 weeks. After this a sterile polilysine coated coverslip was applied on colony to collect fungal elements. Coverslip was fixed in glutaraldehyde, dried and observed using Hitachi Scanning Electron Microscope.... Read More

Bacterial 'memory' targets invading viruses

One of the immune system's most critical challenges is to differentiate between itself and foreign invaders -- and the number of recognized autoimmune diseases, in which the body attacks itself, is on the rise. But humans are not the only organisms contending with "friendly fire." Read More

IMViC, TSI and Urease test of Salmonella enterica subsp. typhi

The picture was taken for my master thesis in 2005.
Location: Kathmandu Model Hospital, Nepal. Read More

Myths around Chickenpox in the Pakistani Society

This video is presenting some of the most common myths related to "Chickenpox" in the Pakistani society. It's a scene from the daily life showing how people deal with this disease. This video is giving a message to the scientists in particular and society in general why eradication of certain in... Read More

Unprecedented microbial diversity reported in remote Amazonian tribe

April 17, 2015 - A multicenter team of U.S. and Venezuelan scientists, led by researchers from NYU Langone Medical Center, have discovered the most diverse collection of bodily bacteria yet in humans among an isolated tribe of Yanomami Indians in the remote Amazonian jungles of southern Venezuel... Read More

TWiP 87 letters

 


Jan writes:


Hello doctors,


This was indeed not easy to Google; one of my attempts even had a dr oz page as one of search results. Clearly a dead end. However with some persistence I came up with Entamoeba Histolytica.
As for clean water; I ... Read More

First case of rabies in over a decade: Lessons for healthcare personnel

A team of French clinicians has diagnosed the first case of rabies in that country since 2003. Only 20 cases of human rabies had been diagnosed in France between 1970 and 2003. Moreover, the patient was unaware of having been bitten. So it is not surprising that that diagnosis was not suggested ... Read More

TWiM #102: Happiness is the spore-formers in your gut

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

Mundo de los Microbios - Episodio 110 - Marirosa Molina

Calidad microbiológica de las aguas recreacionales, los indicadores de riesgo usados actualmente, y análisis de rastreo de fuente microbiológica; estos son algunos de los temas a discutirse en este episodio de La Radio El Mundo de los Microbios.


Tenemos como nuestra invitada a la Read More

Unknown Fungus with spores

Unknown fungal contaminant on TSA after growth at refrigerated temperatures for 1 month. White hypae can be seen at the edges with green spore formation starting in the center. Read More

First-Ever National Plan Crafted to Fight Superbugs

A broad-based approach is necessary, experts said, because overuse of antibiotics from hospitals to U.S. farms has created a problem that has quickly grown out of control. In January, the Obama administration proposed doubling the government's investment in antibiotic resistance to $1.2 billion.... Read More

Study of African birds reveals hotbed of malaria parasite diversity

A new study published last week in the journal PLOS ONE explores the scope of malaria parasite diversity in southeast African birds, and provides insight into how lifestyle characteristics of birds can influence their association with different parasite genera. Read More

Describing a viral quasispecies

Virus populations do not consist of a single member with a defined nucleic acid sequence, but are dynamic distributions of nonidentical but related members called a quasispecies (illustrated at left). While next-generation sequencing methods have the capability of describing a quasispecies, the ... Read More

‘VELCROED’ NANOPARTICLES TARGET HIV AND CANCER

University at Buffalo researchers have discovered a way to easily and effectively fasten proteins to nanoparticles by simply mixing them together. The biotechnology model is described in the journal Nature Chemistry. Read More
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