Life Sciences News
April 25, 2015

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April 25, 2015

Apr. 24, 2015 — Researchers have discovered that the signalling route - a cascade activation of several molecules - triggered by the ATM protein regulates DNA repair during the production of spermatocytes by ... read more

Apr. 23, 2015 — An extraordinarily rare ocean discovery of an inches-long 'pocket shark' has been made. Sharks come in all shapes and sizes and are best known as a dominant predator in the marine food web. ... read more

Apr. 23, 2015 — A new study shows birds use two highly stereotyped postures to avoid obstacles in flight. The study could open the door to new ways to program drones and other unmanned aerial vehicles to avoid ... read more

Apr. 23, 2015 — An international team of researchers has sequenced the nearly complete genome of two Siberian woolly mammoths -- revealing the most complete picture to date -- including new information about the ... read more

Apr. 22, 2015 — A single fish caught with a hand spear off the Brazilian coast is making big waves across the entire southwestern Atlantic. In May 2014, a group of recreational divers spotted an adult lionfish -- ... read more

Apr. 22, 2015 — The first convincing evidence for sexual differences in a species of dinosaur has been described in a study of the iconic dinosaur ... read more

Apr. 22, 2015 — Disease shapes plant communities and determines the outcomes of environmental change, weed invasions and agriculture and forestry management strategies. Whether or not a disease devastates a plant ... read more

Toxic Mushroom-Based Drug May Help Battle Colorectal Cancer

Apr. 22, 2015 — For some time, cancer scientists have considered the toxin, alpha-amanatin derived from “death cap” mushrooms, as a possible cancer treatment. However, due to its penchant for causing liver ... read more

Poor Diet May Contribute to the Decline in British Bees

Apr. 22, 2015 — The changing British landscape could be contributing to the decline in its bee populations, according research. Analysis of 35 hives in 20 sites in North West England found that honeybees living near ... read more

Apr. 22, 2015 — In their efforts to forecast the spread of an invasive worm species, researchers are bringing a new weapon to bear: statistical ... read more

Apr. 22, 2015 — Biologists who study animal behavior suggest that evolution is hard at work when it comes to the acrobatic courtship dances of a tropical bird ... read more

Canine Cancer Cell Lines for Research and Drug Development

Apr. 22, 2015 — Analagous to the NCI-60, a new panel of authenticated canine cancer cell lines lets veterinary researchers experiment with known ... read more

Apr. 21, 2015 — The good relationship between humans and dogs was certainly influenced by domestication. For long, it was assumed that humans preferred particularly tolerant animals for breeding. Thus, cooperative ... read more

Battle in the Gut: Immune Cells Help 'Good Bacteria' Triumph Over 'Bad Bacteria'

Apr. 21, 2015 — The body's immune system may be the keeper of a healthy gut microbiota, report scientists. They found that a binding protein on white blood cells could affect whether or not mice produced a ... read more

Messenger RNA-Associated Protein Drives Multiple Paths in T-Cell Development

Apr. 21, 2015 — A lab studies how splicing occurs in T cells and how it is regulated by multiple proteins. This study describes a cascade of events that may explain changes in gene expression that occur during the ... read more

Apr. 21, 2015 — Nerve cells come in very different shapes. Researchers now reveal why, in insects, the cell body is usually located at the end of a separate extension. Using mathematical models, they show that this ... read more

Amazon Rainforest Losses Impact on Climate Change, Study Shows

Apr. 21, 2015 — Human activity has removed more than one-tenth of trees and plants from the Amazon rainforest since the 1960s, a study shows. Widespread removal of trees has contributed to a rise in the amount of ... read more

Apr. 21, 2015 — Sweet potatoes from all over the world naturally contain genes from the bacterium Agrobacterium, researchers report. Sweet potato is one of the most important food crops for human consumption in the ... read more

Apr. 20, 2015 — A map shows how California's state highway system is strewn with roadkill "hot spots," which are identified in a newly released report. The data could help state highway planners take ... read more

Apr. 20, 2015 — Working among venomous snakes in Australia's Jurien Dunes, researchers ask how biodiverse plants survive in some of the world's worst soils. Their discoveries may help to develop ... read more

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