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News tagged with tadpoles

The face of a frog: Time-lapse video reveals never-before-seen bioelectric pattern

For the first time, Tufts University biologists have reported that bioelectrical signals are necessary for normal head and facial formation in an organism and have captured that process in a time-lapse video that reveals ...

Biology / Cell & Microbiology

created Jul 18, 2011 | popularity 4.9 / 5 (21) | comments 9 | with audio podcast

Asteroid Caught Marching Across Tadpole Nebula

(PhysOrg.com) -- A new infrared image from NASA's Wide-field Infrared Survey Explorer, or WISE, showcases the Tadpole nebula, a star-forming hub in the Auriga constellation about 12,000 light-years from Earth. ...

Space & Earth / Astronomy

created May 13, 2010 | popularity 4.6 / 5 (14) | comments 0 | with audio podcast

Amazing discovery in Borneo: Tiny, new, pea-sized frog is old world's smallest

The smallest frog in the Old World (Asia, Africa and Europe) and one of the world's tiniest was discovered inside and around pitcher plants in the heath forests of the Southeast Asian island of Borneo. The ...

Biology / Plants & Animals

created Aug 25, 2010 | popularity 4.6 / 5 (14) | comments 1 | with audio podcast

Researchers discover that changes in bioelectric signals cause tadpoles to grow eyes in back, tail

For the first time, scientists have altered natural bioelectrical communication among cells to directly specify the type of new organ to be created at a particular location within a vertebrate organism. Using ...

Biology / Plants & Animals

created Dec 08, 2011 | popularity 5 / 5 (5) | comments 12 | with audio podcast

First study to show that pesticides can induce morphological changes in vertebrate animals

(PhysOrg.com) -- The world’s most popular weed killer, Roundup, can cause amphibians to change shape, according to research published today in Ecological Applications

Biology / Ecology

created Apr 02, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Image: Asteroid caught marching across Tadpole Nebula

(PhysOrg.com) -- This infrared image from NASA's Wide-field Infrared Survey Explorer, or WISE, showcases the Tadpole Nebula, a star-forming hub in the Auriga constellation about 12,000 light-years from Earth. ...

Space & Earth / Astronomy

created Sep 28, 2011 | popularity 5 / 5 (3) | comments 0

New role for an old molecule: protecting the brain from epileptic seizures

For years brain scientists have puzzled over the shadowy role played by the molecule putrescine, which always seems to be present in the brain following an epileptic seizure, but without a clear indication whether it was ...

Medicine & Health / Neuroscience

created Mar 06, 2011 | popularity 4.3 / 5 (3) | comments 1 | with audio podcast

Research suggests EPA pesticide exposure test too short, overlooks long term effects

The four-day testing period the U.S. Environmental Protection Agency (EPA) commonly uses to determine safe levels of pesticide exposure for humans and animals could fail to account for the toxins' long-term effects, University ...

Space & Earth / Environment

created Aug 17, 2009 | popularity 5 / 5 (2) | comments 0

Skin color studies on tadpoles lead to cancer advance

The humble tadpole could provide the key to developing effective anti-skin cancer drugs, thanks to a groundbreaking discovery by researchers at the University of East Anglia (UEA).

Medicine & Health / Cancer

created Jan 29, 2009 | popularity 5 / 5 (1) | comments 0

Tadpoles Used to Rapidly Detect Water Pollution

(PhysOrg.com) -- Research conducted by University of Wyoming Professor Paul Johnson and others demonstrates that genetically modified tadpoles work well as sensitive monitors for rapidly detecting water pollution.

Space & Earth / Environment

created Dec 03, 2009 | popularity 1.7 / 5 (3) | comments 1

Inventions of evolution: What gives frogs a face

Zoologists of the University Jena (Germany) analysed the central factor for the development of the morphologically distinctive features of the tadpoles. "We were able to show that the 'FOXN3' most of all influences ...

Biology / Plants & Animals

created Jan 13, 2011 | popularity 5 / 5 (1) | comments 0

The sea squirt offers hope for Alzheimer's sufferers

Alzheimer's disease affects an estimated 27 million people worldwide. It is the most common form of age-related dementia, possibly the most feared disease of old age. There is no cure, and the available drugs only help to ...

Medicine & Health / Medical research

created Mar 02, 2010 | popularity 4 / 5 (1) | comments 0 | with audio podcast