News tagged with cell signaling

Related topics: signaling pathway

Pigeons' navigation skill not down to iron-rich beak cells: study

The theory that pigeons' famous skill at navigation is down to iron-rich nerve cells in their beaks has been disproved by a new study published in Nature.

Biology / Plants & Animals

created Apr 11, 2012 | popularity 5 / 5 (6) | comments 11 | with audio podcast

Researchers present a shiny new tool for imaging biomolecules

At the heart of the immune system that protects our bodies from disease and foreign invaders is a vast and complex communications network involving millions of cells, sending and receiving chemical signals ...

Nanotechnology / Nanophysics

created Mar 23, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

RNA editing responsible for colder water survival in octopus

(PhysOrg.com) -- Researchers have discovered that when it comes to the survival of an octopus living in frigid waters, the reasoning is not a difference in the gene DNA but rather a difference in the RNA editing.

Biology / Cell & Microbiology

created Jan 06, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast report

Simple genetic circuit forms stripes: Synthetic biology helps scientists sort out pattern formation

Many living things have stripes, but the developmental processes that create these and other patterns are complex and difficult to untangle. Now a team of scientists has designed a simple genetic circuit that creates a striped ...

Biology / Biotechnology

created Oct 13, 2011 | popularity not rated yet | comments 0 | with audio podcast

Breakthrough could double wireless capacity with no new towers

The days of waiting for smartphones to upload video may be numbered. Rice University engineering researchers have made a breakthrough that could allow wireless phone companies to double throughput on their ...

Technology / Telecom

created Sep 06, 2011 | popularity 4.9 / 5 (23) | comments 19 | with audio podcast

Resistive switches based on piezoelectric nanowires allow electrical signals to be produced from mechanical actions

(PhysOrg.com) -- Taking advantage of the unique properties of zinc oxide nanowires, researchers have demonstrated a new type of piezoelectric resistive switching device in which the write-read access of memory ...

Nanotechnology / Nanophysics

created Jul 26, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast

Rewrite the textbooks: Findings challenge conventional wisdom of how neurons operate

(PhysOrg.com) -- Neurons are complicated, but the basic functional concept is that synapses transmit electrical signals to the dendrites and cell body (input), and axons carry signals away (output). In one ...

Medicine & Health / Neuroscience

created Feb 17, 2011 | popularity 4.9 / 5 (51) | comments 15 | with audio podcast

Squid shown to be able to hear

(PhysOrg.com) -- Scientists in the US have solved the mystery about whether squid can hear and if so, how.

Biology / Plants & Animals

created Feb 08, 2011 | popularity 4.9 / 5 (11) | comments 15 | with audio podcast report

Team develops 'logic gates' to program bacteria as computers

A team of UCSF researchers has engineered E. coli with the key molecular circuitry that will enable genetic engineers to program cells to communicate and perform computations.

Chemistry / Biochemistry

created Dec 08, 2010 | popularity 4.9 / 5 (8) | comments 9 | with audio podcast

Study shows that blood stem cells are influenced by their offspring

A new study by researchers at the Walter and Eliza Hall Institute in Melbourne, Australia, has shown that mature blood cells can communicate with, and influence the behaviour of, their stem cell 'parents'.

Biology / Cell & Microbiology

created Nov 29, 2010 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Evolutionary bestseller in image processing

The eye is not just a lens that takes pictures and converts them into electrical signals. As with all vertebrates, nerve cells in the human eye separate an image into different image channels once it has been ...

Medicine & Health / Neuroscience

created Nov 10, 2010 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Animal cells communicate electrically over long distances via nanotubes

(PhysOrg.com) -- A new study has discovered that animal cells communicate electrically with each other via tunneling nanotubes (TNTs). The membrane tubes contain a protein called F-actin and connect cells ...

Nanotechnology / Bio & Medicine

created Sep 21, 2010 | popularity 5 / 5 (12) | comments 0 | with audio podcast report

Funnel vision: New info about how cells in the eye help guide light into the retina

The eyes are marvelous instruments for converting outside reality into images lodged inside our brains. A new study of the retina, the light-sensitive region at the back of the eye, solves a mystery as to ...

Physics / General Physics

created May 09, 2010 | popularity 4.9 / 5 (11) | comments 4 | with audio podcast

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

Plant perfumes woo beneficial bugs

Scientists funded by the Biotechnology and Biological Sciences Research Council (BBSRC) have discovered that maize crops emit chemical signals which attract growth-promoting microbes to live amongst their roots. This is the ...

Biology / Biotechnology

created Apr 24, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast