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Autophagy, Illustrated (infographic)

Earlier this week, Yoshinori Ohsumi was awarded the 2016 Nobel Prize in Physiology or Medicine for his work on the underlying mechanisms of autophagy—the process by which cells break down and recycle their own contents. How does autophagy work? Here are the basics, as drawn for the article “How ... Read More

TWiV 411: Chicken runs

The TWiVeroos examine a reverse spillover of Newcastle disease virus vaccines into wild birds, and identification of a protein cell receptor for murine noroviruses.

Hosts: Vincent Racaniel... Read More

Research provides clues to how Zika virus breaches the placental barrier

New research reveals that in pregnant women, Zika virus infection damages certain cells that affect placental formation and function. Furthermore, herpes simplex virus-2 (HSV-2) infection augments placental sensitivity to Zika virus by enhancing the expression of receptors that allow Zika virus ... Read More

Plankton blooms in New Zealand suggest the ocean is responding to climate change

The appearance of white blooms of plankton east of New Zealand suggests the ocean is responding to climate change, according to research by Victoria University of Wellington scientists.

As part of her Master's study, Bella Duncan investigated coccolithophores, a white algae with remains known... Read More

Zika virus infection may prevent reinfection, collaborative study finds

People infected with Zika virus may not be susceptible to Zika virus again, according to the latest research involving Kansas State University's Biosecurity Research Institute.

"The research shows that infection provides excellent protection against reinfection," said Stephen Higgs, director ... Read More

Mix and match microbes to make probiotics last

Scientists have tried to alter the human gut microbiota to improve health by introducing beneficial probiotic bacteria. Yet commercially available probiotics do not establish themselves in the gut. A study published September 29 in Cell Host & Microbe suggests that it is possible to alter the mi... Read More

Microscope will seek biological samples on red planet

One of the ultimate goals of Mars exploration is to bring samples from the surface to Earth, especially those that could be examined for evidence of life on the Red Planet.

Such an undertaking would be expensive and the samples risk contamination during their journey to Earth. So, one option ... Read More

New Discovery Offers Hope for Crohn’s Disease

Exciting new research in the medical journal MBio, the journal of the American Society for Microbiology, offers hope for sufferers of the debilitating illness known as Crohn’s Disease.

Crohn’s is an inflammatory bowel disease (IBD) that involves inflammation of the lining of the bowels and th... Read More

There’s a breast microbiome, and it’s different in women with breast cancer

In one of the most recent studies involving the microbiiome, researchers from the Mayo Clinic have identified significant differences in the breast bacteria of women with and without breast cancer.

The paper, published in the journal Scientific Reports, reveals that inside the breast is a com... Read More

Seeking understanding of the bacterial sec system

How do bacterial proteins destined for export move from inside to outside the cell? As mBiosphere readers may know, there are a number of secretion systems that bacteria use to move materials from inside the cell to outside the cell. Some of these systems, such as the Sec secretion system, are c... Read More

Your next migraine might be thanks to your mouth microbes

When Antonio Gonzalez began doctoral studies in Rob Knight’s laboratory, then at University of Colorado, Boulder, the computer scientist quickly learned about microbes and their connection to human health. He soon found a connection to his wife’s health jumping out of the literature at him.

H... Read More

Culex mosquitoes do not transmit Zika virus, Kansas State University study finds

A Biosecurity Research Institute study has found important results in the fight against Zika virus: Culex mosquitoes do not appear to transmit Zika virus.

Researchers at Kansas State University's Biosecurity Research Institute studied Culex species mosquitoes from across the country, includin... Read More

Yoshinori Ohsumi of Japan Wins Nobel Prize in Medicine

Yoshinori Ohsumi, a Japanese cell biologist and ASM member, was awarded the Nobel Prize in Physiology or Medicine on Monday for his discoveries on how cells recycle their content, a process known as autophagy.

In a series of experiments in the early 1990s, Dr. Ohsumi used baker’s yeast to ide... Read More

BacterioFiles 270 - Bacteria Block Bug Babies

This episode: Insect gut microbes can be engineered to act as birth control, population control, or disease control for bugs!

(13.3 MB, 14.5 minutes)

Show notes: 

Read More

Migraine Sufferers Have Higher Levels of Nitrate-reducing Microbes in their Mouths

Washington, DC – October 18, 2016 – Researchers at the University of California San Diego School of Medicine (UC San Diego) have found an association between migraines and microbes that reduce nitrates. Analyzing data from the American Gut Project, they found that migraine sufferers harbored sig... Read More

UC Davis researchers hope monkeys can aid Zika vaccine development

At first glance, the monkeys being studied by University of California, Davis researchers may look like they’re part of a zoo exhibit, but these primates may soon hold the key to preventing pregnant women from passing the Zika virus to their unborn babies.

Click "source" for more. Read More

A promising step toward controlling Zika virus and dengue fever

Five UCLA researchers were part of an international team that has used X-rays to reveal the structure of a molecule that is toxic to disease-carrying mosquitoes. The findings move the scientific world one step closer to genetically engineering a toxin that would be lethal to species that carry d... Read More

Dr House goes digital as IBM’s Watson diagnoses rare diseases

Medics charged with diagnosing the kind of extremely rare diseases that Hugh Laurie’s consultant routinely spots in TV drama House have found that artificial intelligence can do a similar job – but in seconds rather than days or weeks.

From December, doctors at the University Hospital of Marb... Read More

BacterioFiles 272 - Parasite Prevents Pollution Poisoning

This episode: Worm parasites infecting brine shrimp help them survive better in arsenic-polluted environments!

(7.9 MB, 8.6 minutes)

Show notes: 
Read More

This Little Amoeba Committed Grand Theft

About 100 million years ago, a lowly amoeba pulled off a stunning heist, grabbing genes from an unsuspecting bacterium to replace those it had lost.

Now Rutgers and other scientists have solved the mystery of how the little amoeba, Paulinella, committed the theft. It engulfed the bacterium, k... Read More
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