News tagged with model animals

Nanomedicine: Quantum dots appear safe in pioneering study on primates

A pioneering study to gauge the toxicity of quantum dots in primates has found the tiny crystals to be safe over a one-year period, a hopeful outcome for doctors and scientists seeking new ways to battle diseases ...

Nanotechnology / Bio & Medicine

created May 20, 2012 | popularity 4.3 / 5 (3) | comments 8 | with audio podcast

Simple fungus gives researchers new insight on key DNA process

(Phys.org) -- In the University of Oregon lab of Eric U. Selker, a simple fungus continues to provide big clues about a fundamental biological process that is essential for normal growth and development in ...

Biology / Biotechnology

created Apr 23, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Bicyclic peptides with optimized ring size inhibit human plasma kallikrein and its orthologs while sparing paralogous pr

(Phys.org) -- New drug candidates require testing in animal models prior to approval for clinical use. A recently developed antagonist based on a bicyclic peptide inhibited the human serine protease plasma ...

Chemistry / Biochemistry

created Apr 13, 2012 | popularity not rated yet | comments 0

Natural river networks are essential for biodiversity

To alter natural waterways is to take a serious risk of endangering species living on the entire length of a river. In a joint project, scientists from EPFL, EAWAG and Princeton University have modeled the ...

Space & Earth / Environment

created Mar 28, 2012 | popularity 5 / 5 (1) | comments 0

New mathematical model explains how hosts survive parasite attacks

In nature, how do host species survive parasite attacks? This has not been well understood, until now. A new mathematical model shows that when a host and its parasite each have multiple traits governing their ...

Biology / Plants & Animals

created Mar 04, 2012 | popularity 4.3 / 5 (8) | comments 0 | with audio podcast

Scientists create potent molecules aimed at treating muscular dystrophy

While RNA is an appealing drug target, small molecules that can actually affect its function have rarely been found. But now scientists from the Florida campus of The Scripps Research Institute have for the first time designed ...

Chemistry / Biochemistry

created Feb 22, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Robotic dinosaurs on the way for next-gen paleontology at Drexel

Researchers at Drexel University are bringing the latest technological advancements in 3-D printing to the study of ancient life. Using scale models of real fossils, for the first time, they will be able to ...

Other Sciences / Archaeology & Fossils

created Feb 21, 2012 | popularity 4.5 / 5 (2) | comments 0

Why bats, rats and cats store different amounts of fat

Animals differ in the amount of fat they carry around depending on their species, status and sex. However, the causes of much of this variation have been a mystery. The Bristol study shows that many differences can be understood ...

Biology / Plants & Animals

created Jan 20, 2012 | popularity 5 / 5 (1) | comments 0

Family composition determines success of great tit parents

Great tits who have as many sons as daughters acquire more grandchildren than great tits with an uneven family composition. That is because their children are reproductively more successful concludes NWO researcher Reinder ...

Biology / Plants & Animals

created Dec 19, 2011 | popularity 4 / 5 (1) | comments 1

Fish may provide key to stopping disease spread, researcher says

A small fish may prove useful to understanding a worldwide health problem, if a Wayne State University researcher is correct.

Biology / Cell & Microbiology

created Dec 12, 2011 | popularity not rated yet | comments 0

Study of wolves will help scientists predict climate effects on endangered animals

Scientists studying populations of gray wolves in the USA's Yellowstone National Park have developed a way to predict how changes in the environment will impact on the animals' number, body size and genetics, amongst other ...

Biology / Ecology

created Dec 01, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Scientists uncover new role for gene in maintaining steady weight

Against the backdrop of the growing epidemic of obesity in the United States, scientists from the Florida campus of The Scripps Research Institute have made an important new discovery regarding a specific gene that plays ...

Chemistry / Biochemistry

created Nov 23, 2011 | popularity 4.2 / 5 (6) | comments 2 | with audio podcast

Nanoparticle-based combination therapy shows promise in colon cancer prevention

(PhysOrg.com) -- Using nanoparticles to deliver a cocktail of aspirin and folic acid, researchers at the Western University of Health Sciences (WUHS) have created what could be an effective agent to prevent colon cancer. ...

Nanotechnology / Bio & Medicine

created Nov 21, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Bacteria responsible for common infections may protect themselves by stealing immune molecules

Bacteria responsible for middle ear infections, pink eye and sinusitis protect themselves from further immune attack by transporting molecules meant to destroy them away from their inner membrane target, according to a study ...

Biology / Cell & Microbiology

created Nov 17, 2011 | popularity not rated yet | comments 0 | with audio podcast

Reprogramming stem cells to a more basic form results in more effective transplant, study shows

Chinese stem cell scientists have published new research that improves the survival and effectiveness of transplanted stem cells. The research led by Dr Hsiao Chang Chan, from the Chinese University of Hong Kong, is published ...

Biology / Cell & Microbiology

created Nov 03, 2011 | popularity not rated yet | comments 0