News tagged with cell signaling 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

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

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

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

Dynamics of crucial protein 'switch' revealed

Researchers at the University of Texas Medical Branch at Galveston and the University of California-San Diego School of Medicine have published a study that offers a new understanding of a protein critical to physiological ...

Chemistry / Biochemistry

created May 17, 2011 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Cell rigidity linked to activity in proteins associated with cancer

An unusual collaboration between cell and developmental biologists and physicists at UNC-Chapel Hill is providing insights into the relationship between the physical properties of cells and the signals that influence cell ...

Biology / Cell & Microbiology

created May 16, 2011 | popularity not rated yet | comments 0 | with audio podcast

Signaling pathway reveals mechanism for B cell differentiation in immune response

The finding establishes a role for the extracellular signal-regulated kinase (ERK) signaling pathway in B cell differentiation, a key step toward the development of B cell-targeted drugs for treatment of autoimmune ...

Medicine & Health / Medical research

created Apr 22, 2011 | popularity not rated yet | comments 0

A new signaling pathway of the immune system is elucidated

A new signaling pathway, which is important for the regulation of the immune response and inflammation, was discovered by an international team of scientists led by prof Ivan Dikic from the Goethe University, Frankfurt, Germany. ...

Medicine & Health / Medical research

created Mar 31, 2011 | popularity not rated yet | comments 0

Malaria's weakest link

A group of researchers from EPFL's Global Health Institute (GHI) and Inserm (Institut National de la Santé et de la Recherche Médicale, the French government agency for biomedical research) has discovered that a ...

Biology / Cell & Microbiology

created Mar 08, 2011 | popularity 4 / 5 (1) | comments 0