Biology News
August 25, 2016

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August 25, 2016

A Brain Circuit to Push Past Nutritional Stress

Aug. 24, 2016 — Nutritional stress is a normal part of life; going hungry on a short-term basis generally does not impair important functions. The brain coordinates the response to nutritional stress but how it does ... read more

Brief Rapamycin Therapy in Middle-Aged Mice Extends Lives

Aug. 23, 2016 — In mice, the drug rapamycin is known to extend lives and delay some age-related problems. Questions remain about about how it promotes healthy aging, when, how much and how long to administer ... read more

Warbler Genomes Look to Be 99.97 Percent Alike

Aug. 23, 2016 — New research shows that, genetically speaking, blue-winged and golden-winged warblers are almost identical. Scientists behind the research say the main differences between the two species are in ... read more

Essential Oils Could Counter Lung and Liver Ailments Caused by Air Pollution, Research Suggests

Aug. 23, 2016 — Certain ingredients in essential oils made from plants such as cloves, anise, fennel and ylang-ylang could serve as a natural treatment of lung and liver conditions caused by air pollution, according ... read more

Rising Temperatures Could Accelerate Radiation Induced DNA Effects in Marine Mussels

Aug. 23, 2016 — Increased sea temperatures could have a dramatic effect on radiation-induced damage in marine invertebrates, a new study ... read more

Aug. 23, 2016 — Green tea could prevent a deadly condition in the body's main artery. A team has found that abdominal aortic aneurysm -- a condition in which the main artery becomes overstretched and bloated -- ... read more

Biological Invasions Threaten Developing Countries

Aug. 23, 2016 — Invasions from alien species such as Japanese knotweed and grey squirrels threaten the economies and livelihoods of residents of some of the world's poorest nations, new research ... read more

Aug. 23, 2016 — We all know that a brush with poison ivy leaves us with an itchy painful rash. Now researchers have discovered the molecular cause of this irritation. The finding brings us a step closer to designing ... read more

Aug. 22, 2016 — Beetles with cyclops eyes have given scientists insight into how new traits may evolve through the recruitment of existing genes -- even if these genes are already carrying out critical ... read more

Aug. 22, 2016 — Tasks that require chimpanzees to work together preferred five-fold, despite opportunities for competition, aggression and ... read more

Aug. 22, 2016 — Scientists offer new insights into why many animals sleep at night and are active during the day, while others do the ... read more

How Cell Nuclei Squeeze Into Tight Spaces

Aug. 22, 2016 — As cells move throughout our bodies, they often have to squeeze through tight nooks and crannies in their environment, reliably springing back to their original shape. The structures involved in this ... read more

Aug. 22, 2016 — Researchers have protected nonhuman primates against Ebola Sudan four days following exposure to the ... read more

Aug. 22, 2016 — Conservation of intertidal habitat -- 65 percent of which has been lost over the last 50 years -- is critical to the survival of countless birds during migration on the East Asian Australasian ... read more

Transcription Factor Foxn1 and Preserving Immune Function in Later Life

Aug. 22, 2016 — Researchers use new experimental models and analytical tools to investigate genes regulated by Foxn1, becoming the first to identify the DNA sequence bound by the transcription factor. Among the ... read more

Single-Celled Fungi Multiply, Alien-Like, by Fusing Cells in Host

Aug. 22, 2016 — Biologists report that microsporidia fuse the cells of their animal hosts together so they can multiply and quickly spread, alien-like, within their hosts' uninfected ... read more

Aug. 22, 2016 — Sick wild house mice spend time away from their social groups, leading to a decrease in their potential for disease transmission according to a new study. The results can improve models focused on ... read more

Canine Hereditary Disorders Are More Widespread Than Previously Indicated

Aug. 22, 2016 — New research brings new information about genetic disorders causing diseases in different dog breeds. The results can be utilized both in dog breeding and veterinary ... read more

Citrus Fruits Could Help Prevent Obesity-Related Heart Disease, Liver Disease, Diabetes

Aug. 21, 2016 — Oranges and other citrus fruits are good for you -- they contain plenty of vitamins and substances, such as antioxidants, that can help keep you healthy. Now a group of researchers reports that these ... read more

Aug. 19, 2016 — Little is known about most of the fishes that live deep in the oceans, where the pressures are extreme, light is nearly absent, and the water temperatures are especially low. These fishes are ... read more

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