News tagged with cell responses

DNA nanorobot triggers targeted therapeutic responses

Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have developed a robotic device made from DNA that could potentially seek out specific cell targets within a complex ...

Nanotechnology / Bio & Medicine

created Feb 16, 2012 | popularity 5 / 5 (9) | comments 8 | with audio podcast

Scientists discover molecular secrets of 2,000-year-old Chinese herbal remedy

For roughly two thousand years, Chinese herbalists have treated Malaria using a root extract, commonly known as Chang Shan, from a type of hydrangea that grows in Tibet and Nepal. More recent studies suggest that halofuginone, ...

Chemistry / Biochemistry

created Feb 12, 2012 | popularity 4.5 / 5 (28) | comments 29 | with audio podcast

Scientists show how shifts in temperature prime immune response

Researchers at The Scripps Research Institute have found a temperature-sensing protein within immune cells that, when tripped, allows calcium to pour in and activate an immune response. This process can occur as temperature ...

Chemistry / Biochemistry

created May 06, 2011 | popularity 4.9 / 5 (7) | comments 1 | with audio podcast

Zooming in on bacterial weapons in 3-D

The plague, bacterial dysentery, and cholera have one thing in common: These dangerous diseases are caused by bacteria which infect their host using a sophisticated injection apparatus. Through needle-like ...

Biology / Cell & Microbiology

created May 21, 2012 | popularity 3 / 5 (1) | comments 0 | with audio podcast

What makes a worm say 'yuck'

Researchers at Harvard-affiliated Massachusetts General Hospital (MGH) say they have uncovered a way that animals detect pathogens in their bodies that allows their systems to respond before cellular damage ...

Biology / Cell & Microbiology

created May 15, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Researchers have a natural sidekick that may resolve the antibiotic-resistant bacteria dilemma

Antibiotic-resistant bacteria continue to be a global concern with devastating repercussions, such as increased healthcare costs, potential spread of infections across continents, and prolonged illness.

Biology / Cell & Microbiology

created Apr 25, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Insulin, nutrition prevent blood stem cell differentiation in fruit flies

UCLA stem cell researchers have shown that insulin and nutrition keep blood stem cells from differentiating into mature blood cells in Drosophila, the common fruit fly, a finding that has implications for studying inflammatory ...

Biology / Cell & Microbiology

created Mar 12, 2012 | popularity not rated yet | comments 0 | with audio podcast

Protein complex affects cells' ability to move, respond to external cues

In a paper published today in the journal, Cell, a team from the University of North Carolina at Chapel Hill has explained for the first time how a long-studied protein complex affects cell migration and how external cues a ...

Biology / Cell & Microbiology

created Mar 01, 2012 | popularity not rated yet | comments 0 | with audio podcast

Shedding light on how body fends off bacteria

To invade organisms such as humans, bacteria make use of a protein called flagellin, part of a tail-like appendage that helps the bacteria move about. Now, for the first time, a team led by scientists at The ...

Biology / Cell & Microbiology

created Feb 16, 2012 | popularity 4 / 5 (2) | comments 0 | with audio podcast

New molecule discovered in fight against allergy

Scientists at The University of Nottingham have discovered a new molecule that could offer the hope of new treatments for people allergic to the house dust mite.

Chemistry / Biochemistry

created Feb 15, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Scientists reveal how bacteria build homes inside healthy cells

(PhysOrg.com) -- Bacteria are able to build camouflaged homes for themselves inside healthy cells - and cause disease - by manipulating a natural cellular process.

Biology / Cell & Microbiology

created Dec 20, 2011 | popularity not rated yet | comments 0 | with audio podcast

A major step forward towards drought tolerance in crops

When a plant encounters drought, it does its best to cope with this stress by activating a set of protein molecules called receptors. These receptors, once activated, turn on processes that help the plant ...

Biology / Biotechnology

created Dec 19, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Protein reveals oxygen availability to plants

(PhysOrg.com) -- Plants need water to grow, but every hobby gardener knows that you shouldn’t carry this to excess either. During waterlogging or flooding, plants can’t take up enough oxygen that ...

Biology / Cell & Microbiology

created Oct 24, 2011 | popularity not rated yet | comments 0 | with audio podcast

New membrane lipid measuring technique may help fight disease

Could controlling cell-membrane fat play a key role in turning off disease?

Chemistry / Biochemistry

created Oct 09, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Researchers identify potential molecular target to prevent growth of cancer cells

Researchers have shown for the first time that the protein fortilin promotes growth of cancer cells by binding to and rendering inert protein p53, a known tumor suppressor. This finding by researchers at the University of ...

Chemistry / Biochemistry

created Sep 16, 2011 | popularity 5 / 5 (7) | comments 0 | with audio podcast