Wednesday, December 12, 2018
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Tag: PNAS

solar panels

Microscopic “Sunflowers” for Better Solar Panels

The pads of geckos’ notoriously sticky feet are covered with setae – microscopic, hairlike structures whose chemical and physical composition and high flexibility allow...
Intestinal Infection

Defense Against Intestinal Infection in Organism Is Affected by Prostaglandin E2

The treatment of intestinal infections caused by some strains of the bacterium Escherichia coli, present in unsanitized or contaminated foods, may have a new ally. A...
ultra-thin acoustic absorbers

Resonant Mechanism Discovery Could Inspire Ultra-Thin Acoustic Absorbers

Bats exert high predation pressure on nocturnal insects, such as moths. In defence against bat echolocation, the thin layer of tiny scales on moth...
neurons fluctuates

Astrocytes Regulate Signal Speeds of Neurons

The transmission speed of neurons fluctuates in the brain to achieve an optimal flow of information required for day-to-day activities, according to a National...
influenza virus

Flu Virus Could Evolve Resistance to Pandemic Drug

Scientists at Imperial College London, in collaboration with Public Health England, have discovered that two genetic mutations would be needed for the virus to...
strong synthetic materials

Researchers Further Unravel Mystery of How Black Widow Spiders Create Steel-Strength...

Researchers at Northwestern University and San Diego State University (SDSU) have better unraveled the complex process of how black widow spiders transform proteins into...
video

Mental Health Disorders: Risks and Resilience in Adolescence

Video: In this video you can see the regions of the brain coloured by how much they change between 14 and 24 years of age....
Snapdragons

Genes Responsible for Difference in Flower Color of Snapdragons Identified

Snapdragons are charming tall plants, and flower in a range of bright colors. In Spain, where snapdragons grow wild, these flower colors show a...
Search for Alien Life

New Tool Helps Scientists Better Target the Search for Alien Life

An EPFL scientist has developed a novel approach that boosts the chances of finding extraterrestrial intelligence in our galaxy. His method uses probability theory...
muscle recovery

A Golden Ticket to Faster Muscle Recovery

Anyone who has ever torn or injured a muscle knows that swelling, redness, and pain soon follow the injury: classic signs of inflammation. Inflammation...
exoplanets

New Evidence for Early Life on Earth

Chemical analyses of some of the oldest pieces of Earth ever discovered suggest our planet was habitable as early as 4.1 billion years ago...
plant pathogens

New Research Provides Insight into How Plant Pathogens Trigger Plant Diseases...

A UNC-Chapel Hill interdisciplinary research team of chemists and biologists has unlocked an important clue in understanding how plant pathogens cause diseases that can...
cystic fibrosis

New Means to Fight ‘Un-Killable’ Bacteria in Healthcare Settings

Scientists at the Research Institute of the McGill University Health Centre (RI-MUHC) have identified new means of fighting drug-tolerant bacteria, a growing global threat...
understanding emotionsvideo

Understanding Emotions in the Brain Could Lead to the Discovery of...

Lauri Nummenmaa presents several studies in succession, concluding each one with a joke. The audience invariably laughs, making the speaker smile with satisfaction. If he...
Herpesviruses

Scientists Find a New Way to Attack Herpesviruses

Human cytomegalovirus is a leading cause of birth defects and transplant failures. As it’s evolved over time, this virus from the herpes family has...
Cancer and Chronic Infections

Two Molecules Offer Great Potential to Combat Cancer and Chronic Infections

To fight viral infections, your immune system calls on CD8 T cells to kill the infected cells. The CD8 T cells can also be used in immunotherapy approaches...
climate

AI Speeds up Climate Computations

Realistic climate simulations require huge reserves of computational power. An LMU study now shows that new algorithms allow interactions in the atmosphere to be...
Huntington’s Disease

Study Suggests Potential Therapy for Huntington’s Disease

A new study published in the Proceedings of the National Academy of Sciences (PNAS) suggests that Huntington’s disease may take effect much earlier in life than...
RNA polymerases

Study Reveals How Enzyme Detects Ultraviolet Light Damage

Damage to DNA is a constant threat to cellular life, and so it is constantly monitored and detected by a family of enzymes called...
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Limited Restoration of MECP2 Gene Expression May Relieve Symptoms in Rett...

A Massachusetts General Hospital (MGH) research team has developed a new female mouse model for the neurodevelopmental disorder Rett syndrome and in the process...