News tagged with molecules

New understanding of how we see colors

(Medical Xpress)—Scientists have until now not fully understood how animals see in color, since visual pigments in eyes contain exactly the same chromophore (light absorbing segment of the molecule) and yet can absorb different ...

Medical research Dec 07, 2012 | 4.6 / 5 (11) | 0 |

Microchoreography: Researchers use synthetic molecule to guide cellular 'dance'

(Medical Xpress)—Johns Hopkins researchers have used a small synthetic molecule to stimulate cells to move and change shape, bypassing the cells' usual way of sensing and responding to their environment. ...

Medical research Dec 05, 2012 | 5 / 5 (1) | 0 |

Double duty: Immune system regulator found to protect brain from effects of stroke

A small molecule known to regulate white blood cells has a surprising second role in protecting brain cells from the deleterious effects of stroke, Johns Hopkins researchers report. The molecule, microRNA-223, affects how ...

Immunology Nov 28, 2012 | 5 / 5 (1) | 0 |

Patient's own immune cells may blunt viral therapy for brain cancer

Doctors now use cancer-killing viruses to treat some patients with lethal, fast-growing brain tumors. Clinical trials show that these therapeutic viruses are safe but less effective than expected.

Cancer Nov 25, 2012 | 3.7 / 5 (3) | 0 |

Redefining dentistry through 'salivaomics'

(Medical Xpress)—Scientists from the UCLA School of Dentistry have been at the vanguard of research on human saliva in recent years, leading the way in the dynamic, emerging field of salivary diagnostics, ...

Dentistry Oct 22, 2012 | not rated yet | 1 |

Scientists provide detailed view of brain protein structure: Results may help improve drugs for neurological disorders

Researchers have published the first highly detailed description of how neurotensin, a neuropeptide hormone which modulates nerve cell activity in the brain, interacts with its receptor. Their results suggest that neuropeptide ...

Medical research Oct 10, 2012 | 5 / 5 (1) | 0 |

Study identifies adhesion molecules key to cancer's spread through the body

Although tumor metastasis causes about 90 percent of cancer deaths, the exact mechanism that allows cancer cells to spread from one part of the body to another is not well understood. One key question is ...

Cancer Oct 09, 2012 | 5 / 5 (5) | 0 |

Dark matter DNA active in brain during day-night cycle

(Medical Xpress)—Long stretches of DNA once considered inert dark matter appear to be uniquely active in a part of the brain known to control the body's 24-hour cycle, according to researchers at the National Institutes ...

Medical research Sep 24, 2012 | 3 / 5 (2) | 2 |

Wnt5a protein critical to gut lining repair

Scientists at Washington University School of Medicine in St. Louis have identified a protein essential to repairing the intestine's inner lining.

Medical research Sep 06, 2012 | 4 / 5 (3) | 0 |

Binding sites for LIN28 protein found in thousands of human genes

A study led by researchers at the UC San Diego Stem Cell Research program and funded by the California Institute for Regenerative Medicine (CIRM) looks at an important RNA binding protein called LIN28, which ...

Genetics Sep 04, 2012 | 4.3 / 5 (6) | 0 |

A new 'on' signal for inflammation

(Medical Xpress)—Inflammation is an important response in the body - it helps you to kill off invaders such bacteria that could cause a harmful infection. But if it's chronic or uncontrolled, inflammation can also cause ...

Inflammatory disorders May 14, 2013 | 5 / 5 (1) | 0 |

Cocaine vaccine passes key testing hurdle

Researchers at Weill Cornell Medical College have successfully tested their novel anti-cocaine vaccine in primates, bringing them closer to launching human clinical trials. Their study, published online by the journal Neuropsychopharmacology, used a ...

Psychology & Psychiatry May 10, 2013 | 5 / 5 (2) | 0 |

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