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Health & Medicine

Cholesterol Secretion’s Impact on Gut Microbiota Revealed

Now, Jens Walter and colleagues of the University of Nebraska show that changes in cholesterol metabolism induced by diet can alter the gut flora. The research…

Life & Chemistry

Unveiling HIV Origins: Insights from Chimpanzee Studies

HIV is thought to have originated from chimpanzees in central Africa that were infected with simian immunodeficiency virus (SIV), a retrovirus. “If you look at…

Physics & Astronomy

Penn Metamaterials Experts Show a Way to Reduce Electrons’ Effective Mass to Nearly Zero

Now, researchers from the University of Pennsylvania have come up with a theory for moving this phenomenon onto the quantum scale, laying out blueprints for…

Studies and Analyses

Ozone Levels Influence Worker Productivity, Study Shows

Their results show that ozone, even at levels below current air-quality standards in most parts of the world, has significant negative impacts on worker…

Earth Sciences

High Levels of Ancient Brines Found in Marcellus Flowback Analysis

The study indicates that the brine flowback elements found in high levels in the late stages of hydraulic fracturing come from the ancient brines rather than…

Medical Engineering

Robotic-Assisted Surgery: Benefits for Bladder Cancer Patients

About 30 percent of the more than 70,000 bladder cancer cases expected in 2012 are muscle invasive. In such cases, radical cystectomy is the preferred…

Health & Medicine

HIV Patients Lose More Years to Smoking Than to Infection

Among HIV patients receiving well-organized care with free access to antiretroviral therapy, those who smoke lose more years of life to smoking than to HIV,…

Studies and Analyses

Study Reveals Skills Over Likability in Leadership Selection

For the study, which used eye-tracking technology, participants who observed groups of strangers were able to accurately predict who would emerge as leader of…

Studies and Analyses

Global Efforts Uncover Pediatric TBI Trends in China

The first study, appearing in the December 2012 print issue of PLOS ONE, investigated the causes, characteristics and trends of pediatric TBIs in China and…

Technology Offerings

Biological Sewer Gas Filter: Tackling H2S Smell Effectively

Hydrogen sulfide (H2S) is highly malodorous and often occurs in sewer systems during dry and warm climate periods. Sewer gas filters mounted into the shaft…

Health & Medicine

Hybrid Tunnel: A New Approach to Healing Severed Nerves

“Nerve injury in both central nervous system and peripheral nervous system is a major health problem,” said Mohammad Reza Abidian, assistant professor of…

Physics & Astronomy

UI-led team confirms 'gusty winds' in space turbulence

Imagine riding in an airplane as the plane is jolted back and forth by gusts of wind that you can’t prove exist but are there nonetheless.Similar turbulence…

Health & Medicine

Berkeley Lab’s Fast Method to Identify Radiation Exposure

Unfortunately, there isn’t a quick way to screen for people exposed to dangerous levels of radiation. There also isn’t a quick way to distinguish between…

Studies and Analyses

Chikungunya Outbreak Risk Grows in NYC, Atlanta, and Miami

The model predicts that outbreaks of chikungunya, a painful virus transported by travelers and spread by the invasive Asian tiger mosquito, could occur in 2013…

Health & Medicine

2 cups of milk a day ideal for children's health, new research shows

“We started to research the question because professional recommendations around milk intake were unclear and doctors and parents were seeking answers,” said…

Life & Chemistry

Dust Plumes Drive Microbial Migrations Across Continents

“We detected thousands of unique microbial species, many of which seem particularly well-suited for atmospheric transport,” says first author David J. Smith, a…

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