News tagged with signal pathways

Scientists solve a mystery of bacterial growth and resistance

Scientists at The Scripps Research Institute have unraveled a complex chemical pathway that enables bacteria to form clusters called biofilms. Such improved understanding might eventually aid the development ...

Biology / Cell & Microbiology

created Apr 26, 2012 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Study shows soy protein alleviates symptoms of fatty liver disease

University of Illinois researchers report this week that new research shows how soy protein could significantly reduce fat accumulation and triglycerides in the livers of obese patients by partially restoring the function ...

Chemistry / Biochemistry

created Apr 23, 2012 | popularity 5 / 5 (1) | comments 0

Aging human bodies and aging human oocytes run on different clocks

Reproductive and somatic aging use different molecular mechanisms that show little overlap between the types of genes required to keep oocytes healthy and the genes that generally extend life span, according to Coleen Murphy, ...

Biology / Cell & Microbiology

created Dec 06, 2011 | popularity not rated yet | comments 0

Protein love triangle key to crowning bees queens?

A honey bee becomes a royal queen or a common worker as a result of the food she receives as a larva. While it has been well established that royal jelly is the diet that makes bees queens, the molecular path ...

Biology / Plants & Animals

created Nov 10, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Chemists reveal the force within you

A new method for visualizing mechanical forces on the surface of a cell, reported in Nature Methods, provides the first detailed view of those forces, as they occur in real-time.

Chemistry / Biochemistry

created Nov 09, 2011 | popularity 4 / 5 (2) | comments 4 | with audio podcast

Research involving thyroid hormone lays foundation for more targeted drug development

Research led by St. Jude Children's Research Hospital scientists advances a strategy for taming the side effects and enhancing the therapeutic benefits of steroids and other medications that work by disrupting the activity ...

Chemistry / Biochemistry

created Oct 21, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Protein plays role in helping plants see light

Plants do not have eyes or legs, yet they are able to "see" and move toward and away from light. This ability, called phototropism, is controlled by a series of molecular-level signals between proteins inside and between ...

Biology / Cell & Microbiology

created Oct 12, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Biochemical cell signals quantified for first time

Just as cell phones and computers transmit data through electronic networks, the cells of your body send and receive chemical messages through molecular pathways. The term "cell signaling" was coined more than 30 years ago ...

Chemistry / Biochemistry

created Sep 15, 2011 | popularity 4.8 / 5 (6) | comments 2 | with audio podcast

A new role for cytokinin plant hormones

When plants, including crops, are exposed to environmental stresses such as drought or high salinity, abscisic acid (ABA), a stress-responsive hormone is synthesized to induce a protective response. At the same time, the ...

Biology / Biotechnology

created Sep 09, 2011 | popularity 5 / 5 (1) | comments 0

Plants switch off growth signals by targeting 'used' receptor molecules for destruction

Plants coordinate growth using hormones called brassinosteroids (BR), and defects in the associated signaling pathway can result in profoundly stunted development. For example, researchers have identified ...

Biology / Cell & Microbiology

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

Controlling movements with light

German researchers at the Ruhr-Universitaet have succeeded in controlling the activity of certain nerve cells using light, thus influencing the movements of mice. By changing special receptors in nerve cells of the cerebellum ...

Chemistry / Biochemistry

created Jul 20, 2011 | popularity not rated yet | comments 0

Biologists identify new strategy used by bacteria during infection

Purdue University biologists identified a new way in which bacteria hijack healthy cells during infection, which could provide a target for new antibiotics.

Biology / Cell & Microbiology

created Jul 12, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

The forces of attraction: How cells change direction

Many cell types in higher organisms are capable of implementing directed motion in response to the presence of certain chemical attractants in their vicinity. A team led by Dr. Doris Heinrich of the Faculty of Physics and ...

Biology / Cell & Microbiology

created Jul 05, 2011 | popularity not rated yet | comments 0 | with audio podcast

Signaling pathway is 'executive software' of airway stem cells

Researchers at Duke University Medical Center have found out how mouse basal cells that line airways "decide" to become one of two types of cells that assist in airway-clearing duties. The findings could help provide new ...

Biology / Cell & Microbiology

created Jun 17, 2011 | popularity 3 / 5 (1) | comments 0 | with audio podcast

Scientists discover new component of key growth-regulating signaling pathway

(PhysOrg.com) -- Researchers in the lab of Whitehead Institute Member David Sabatini have identified a new substrate of the mammalian target of rapamycin (mTOR) kinase, called Grb10, by using a two-pronged approach of mass ...

Chemistry / Biochemistry

created Jun 14, 2011 | popularity not rated yet | comments 0 | with audio podcast