cell surface

Sex hormone protects women from cardio risks


August 12th, 2011 - 3:59 pm ICT by IANS
London, Aug 12 (IANS) Sex hormone oestrogen could help women stave off heart disease by regulating the activity of white blood cells (WBCs) -- sentinels of the immune system.The female ... Read more...

Posted in World |

Super microscope helps pinpoint our immunity ’switch’


June 6th, 2011 - 9:56 pm ICT by IANS
Sydney, June 6 (IANS) Scientists have pinpointed the exact molecular 'switch' which spurs T-cells into activating our immune system against the invasion of germs, thanks to the only super microscope ... Read more...

Posted in World |

Study identifies immune system ‘trigger’ that fights disease


April 30th, 2011 - 12:58 pm ICT by ANI
Washington, Apr 30 (ANI): Scientists are now one step closer to understanding the mysteries of how our bodies mount an immune response to fight disease.David Underhill, an associate professor in Cedars-Sinai's Inflammatory ... Read more...

Posted in Health Science |

Sticky mussels inspire tough coating for living cells


April 7th, 2011 - 6:25 pm ICT by ANI
Washington, April 7 (ANI): Mussels' ability to stick to a wide variety of objects is well known.Now inspired by this, scientists have developed a protective coating with the potential to enable living ... Read more...

Posted in Health Science |

Scientists a step closer to treatment of virulent hospital infection


March 19th, 2011 - 4:35 pm ICT by ANI
Washington, Mar 19 (ANI): Researchers from the University of Calgary and the National Research Council of Canada say they are gaining a deeper understanding of Clostridium difficile and are closer to developing ... Read more...

Posted in Health Science |

Study finds enzyme that aids in the release of HIV particles


March 12th, 2011 - 4:33 pm ICT by ANI
London, Mar 12 (ANI): A new study from Heidelberg University Hospital has analysed the involvement of particular components of the infected cell in virion release, and discovered that the enzyme VPS4A plays ... Read more...

Posted in Health Science |

Protein involved in cystic fibrosis linked to chronic lung diseases


December 30th, 2010 - 3:19 pm ICT by ANI
Washington, Dec 30 (ANI): A research team at Johns Hopkins Children's Center has found that a protein involved in cystic fibrosis (CF) also regulates inflammation and cell death in emphysema and may ... Read more...

Posted in Health Science |

Many cancer cells have ‘eat me’ signal: Study


December 23rd, 2010 - 5:49 pm ICT by ANI
Washington, Dec 23 (ANI): A new study has found that many cancer cells carry the seeds of their own destruction - a protein on the cell surface that signals circulating immune cells ... Read more...

Posted in Health Science |

Promising new approach to blocking malaria transmission


December 5th, 2010 - 11:59 am ICT by ANI
Washington, Dec 5 (ANI): A new research has offered a promising new approach to blocking malaria transmission.The study, conducted by University of Illinois at Chicago researcher Dr. John Quigley, focuses on potential ... Read more...

Posted in Health Science |

Culprits in life-threatening clotting disorder uncovered


December 4th, 2010 - 3:18 pm ICT by ANI
Washington, Dec 4 (ANI): Individuals with a potentially life-threatening condition predisposing them to blood clots, or thrombosis, might someday receive therapy to prevent the condition, thanks to new findings by UT Southwestern ... Read more...

Posted in Health Science |

Engineered bugs could ‘turn plant material into biofuels’


December 2nd, 2010 - 2:04 pm ICT by ANI
Washington, Dec 2 (ANI): New research from Concordia University shows that bacterium can be engineered to transform plant material into biofuels or other chemicals.Concordia biology professor Vincent Martin and student Andrew ... Read more...

Posted in Health Science |

How HIV thwarts the body’s natural defense


November 20th, 2010 - 5:48 pm ICT by ANI
Washington, Nov 20 (ANI): Researchers at Rush University Medical Center have apparently found why natural killer cells are powerless against HIV.The study has marked the "beginning of a fascinating story that will ... Read more...

Posted in Health Science |

Key enzyme that controls growth of breast cancer cells identified


November 19th, 2010 - 6:08 pm ICT by ANI
Washington, Nov 19 (ANI): A new study has found that blocking the action of an enzyme called GnT-V could delay the onset and spread of tumours with human breast cancer.When the GnT-V ... Read more...

Posted in Health Science |

Smoking and radiation therapy for head, neck cancers don’t mix


November 17th, 2010 - 6:00 pm ICT by ANI
Washington, Nov 17 (ANI): Researchers have found that patients with head and neck cancer who have never smoked have much better survival rates after radiation therapy than patients with a history of ... Read more...

Posted in Health Science |

Protein study sheds light on insulin response and cancer cell growth


November 6th, 2010 - 4:50 pm ICT by ANI
Washington, Nov 06 (ANI): The United States and Japanese researchers have identified a key step in metabolic pathways linked to diabetes and cancer.TORC 2 activates a protein called Akt, which plays a ... Read more...

Posted in Health Science |

New therapeutic target for some breast cancers discovered


October 5th, 2010 - 3:06 pm ICT by ANI
Washington, Oct 5 (ANI): Scientists have discovered a new therapeutic target for some breast cancers.A protein that pumps calcium out of cells also moonlights as a signal to get massive quantities of ... Read more...

Posted in Health Science |

Soon, a silicon ‘neurochip’ to hear what human brain cells are saying


August 10th, 2010 - 4:47 pm ICT by ANI
Toronto, August 10 (ANI): Calgary scientists will create a 'neurochip', which will monitor the dialogue between brain cell and silicon chip.Researchers at the University of Calgary's Hotchkiss Brain Institute are to ... Read more...

Posted in Health Science |

Boffins discover enhanced delivery method of DNA payloads into cells


July 10th, 2010 - 6:27 pm ICT by ANI
Washington, July 10 (ANI): Chemical engineers at Virginia Tech have discovered an enhanced delivery method of DNA payloads into cells.The work, by Chang Lu and his colleagues, appears in the journal Lab ... Read more...

Posted in Health Science |

Transplanted adult stem cells could heal injured hearts


May 8th, 2010 - 4:04 pm ICT by ANI
Washington, May 8 (ANI): In a study on mouse model, scientists found that human adult stem cells injected around the damage caused by a heart attack survived in the heart and improved ... Read more...

Posted in Health Science |

New system tells how hazardous are air pollutants


April 9th, 2010 - 6:28 pm ICT by ANI
Washington, April 9 (ANI): Fraunhofer scientists are set to present a new test system that can reveal the extent to which air pollutants are hazardous.The researchers will make the presentation at this ... Read more...

Posted in Health Science |

Potential therapeutic targets for childhood cancer identified


February 16th, 2010 - 5:00 pm ICT by ANI
Washington, Feb 16 (ANI): Scientists have identified potential therapeutic targets for the treatment of neuroblastoma, the most frequent solid tumour in young children.By studying human neuroblastoma cells in vitro and after xenotransplantation ... Read more...

Posted in Health Science |

Virus found to replicate four times faster than thought


January 22nd, 2010 - 5:39 pm ICT by IANS
London, Jan 22 (IANS) Live video microscopy shows how vaccinia, a pox virus, spreads four times faster and in a different way than suspected earlier - a discovery that could open the ... Read more...

Posted in Sci-Tech |

Target to inhibit HIV infectivity identified


January 5th, 2010 - 4:43 pm ICT by ANI
Washington, Jan 5 (ANI): A new agent, called surfen, can work as wonder to inhibit the infectivity of HIV, scientists the Gladstone Institute of Virology and Immunology (GIVI) have found.Surfen impairs the ... Read more...

Posted in Health Science |

Target therapy ‘boosts longevity in HER2-positive breast cancer patients’


December 12th, 2009 - 2:54 pm ICT by ANI
Washington, December 12 (ANI): Targeted therapy is more effective in cases of HER2-positive breast cancer, according to experts.Kimberly Blackwell, M.D., associate professor of medicine at Duke University Medical Center, insisted Lapatinib plus ... Read more...

Posted in Health Science |

Novel antibacterial can lead to new treatments for resistant infections


September 28th, 2009 - 6:07 pm ICT by ANI
London, Sep 28 (ANI): In a breakthrough discovery, McMaster University researchers have revealed an ideal starting point to develop new interventions for resistant infections.Led by Eric Brown, the researchers have identified a ... Read more...

Posted in Health Science |

Scientists discover key missing link in signaling pathway for plant steroid hormones


September 9th, 2009 - 5:13 pm ICT by ANI
Washington, September 9 (ANI): Researchers at the Carnegie Institution's Department of Plant Biology have discovered a key missing link in the so-called signaling pathway for plant steroid hormones.Many important signaling pathways are ... Read more...

Posted in Health Science |

Researchers make bacteria to produce useful proteins


September 7th, 2009 - 2:40 pm ICT by ANI
Washington, Sep 7 (ANI): Researchers at the University of British Columbia have turned the bacterium Caulobacter crescentus into a protein production factory by adapting a single protein on its surface, thus making ... Read more...

Posted in Health Science |

How two genes promote colon cancer’s growth


August 7th, 2009 - 1:11 pm ICT by ANI
Washington, August 7 (ANI): American scientists have shed new light on how two cancer-promoting genes enhance a tumour's capacity to grow and survive under conditions where normal cells die.Researchers at the ... Read more...

Posted in Health Science |

Human cells secrete protein that kills cancer cells: Study


July 24th, 2009 - 2:35 pm ICT by ANI
Washington, July 24 (ANI): In a novel study, Indian-origin scientist from University of Kentucky has found that human cells secrete protein that kills cancer cells.The research team led by Vivek Rangnekar, UK ... Read more...

Posted in Health Science |

Scientists one-step closer to developing drugs against winter vomiting disease


June 11th, 2009 - 2:00 pm ICT by ANI
Washington, June 11 (ANI): Scientists have made a new discovery that they say has put them one step closer to developing drugs against the winter vomiting disease.They have found that the virus ... Read more...

Posted in Health Science |

Novel view of HIV entry could lead to newly designed drugs


May 1st, 2009 - 3:05 pm ICT by ANI
Washington, May 01 (ANI): It looks like scientists will have to rethink the design of drugs which are meant for blocking HIV from infecting human cells, for a new research has shown ... Read more...

Posted in Health Science |

Researchers trick bacteria into generating own vaccine


February 25th, 2009 - 11:22 am ICT by IANS
Washington, Feb 25 (IANS) Scientists have tricked bacteria into growing mutant sugar molecules on their cell surfaces that could be used against them as the key component in potent vaccines. Any resulting vaccines, ... Read more...

Posted in World |

Nanoparticles may pose health risks


November 14th, 2008 - 5:58 pm ICT by ANI
Washington, Nov 14 (ANI): Nanoparticles, which are widely used, for example, in cosmetics and food packaging materials, may be a considerable threat to people''s health.While the use of nanoparticles in consumer ... Read more...

Posted in National |

Tiny ”backpacks” for cells created to ferry drugs and assist in cancer diagnosis


November 7th, 2008 - 5:23 pm ICT by ANI
Washington, Nov 7 (ANI): For the first time ever, MIT engineers have attached tiny "backpacks" in cells, allowing them to deliver chemotherapy agents, diagnose tumours or become building blocks for tissue ... Read more...

Posted in National |

Chemical process that can restore stem cells therapeutic potential unveiled


November 1st, 2008 - 4:30 pm ICT by ANI
Washington, November 1 (ANI): American scientists have found that a molecule called SleX can help restore an important biological function of stem cells, in case they have lost such surface proteins ... Read more...

Posted in National |

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