News tagged with signaling
Study Unravels Detail of 'Most Important' Cellular Signal
Dec 03, 2009 |
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(PhysOrg.com) -- A new study provides crucial details that promise to help researchers better understand, and perhaps fine-tune with drugs, one of the most important signaling mechanisms in human cells, according to a study ...
Researchers discover how a brain hormone controls insect metamorphosis
Dec 03, 2009 |
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A team of University of Minnesota researchers have discovered how PTTH, a hormone produced by the brain, controls the metamorphosis of juvenile insects into adults.
Crosstalk between critical cell-signaling pathways holds clues to tumor invasion and metastasis
Nov 25, 2009 |
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Two signaling pathways essential to normal human development - the Wnt/Wingless (Wnt) and epidermal growth factor receptor (EGFR) pathways - interact in ways that can promote tumor cell invasion and metastasis, researchers ...
Wistar researchers show targeting 'normal' cells in tumors slows growth
Nov 16, 2009 |
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Targeting the normal cells that surround cancer cells within and around a tumor is a strategy that could greatly increase the effectiveness of traditional anti-cancer treatments, say researchers at The Wistar Institute.
'Cross-talk' mechanism contributes to colorectal cancer
Nov 13, 2009 |
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Researchers at the University of Wisconsin-Madison School of Medicine and Public Health have identified a molecular mechanism that allows two powerful signaling pathways to interact and begin a process leading to colorectal ...
Study reveals how plants and bacteria 'talk' to thwart disease
Nov 05, 2009 |
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When it comes to plants' innate immunity, like many of the dances of life, it takes two to tango. A receptor molecule in the plant pairs up with a specific molecule on the invading bacteria and, presto, the immune system ...
Researcher studies blood vessels that feed tumors
Nov 03, 2009 |
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(PhysOrg.com) -- Federal stimulus funding helps Cornell researchers create tiny 3-D models of tumors to mimic conditions necessary for the development of vascular systems by tumors.
Researchers use drug-radiation combo to eradicate lung cancer
Oct 29, 2009 |
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Researchers at UT Southwestern Medical Center have eliminated non-small cell lung (NSCL) cancer in mice by using an investigative drug called BEZ235 in combination with low-dose radiation.
Scientists identify roots of diabetic tissue damage
Oct 22, 2009 |
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(PhysOrg.com) -- Results from comprehensive assessments of diabetes' effects on cell metabolism may aid efforts to reduce diabetic damage to nerves, blood vessels and other tissues, according to researchers at Washington ...
Researchers identify gene with possible link to infertility in mice
Oct 02, 2009 |
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Virginia Commonwealth University researchers have identified the role of a gene in regulating molecular signals involved with ovarian follicle development, which may one day help shed light on some of the causes of fertility ...
Duke/Singapore scientists find new way to classify gastric cancers
Oct 02, 2009 |
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An international team of scientists has discovered a new way to classify stomach cancers, and researchers say it may be an important step toward designing more effective treatments and improving long-term survival.
New drug shows promise in the fight against malignant melanoma
Sep 29, 2009 |
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(PhysOrg.com) -- Gavin Robertson is not a man who uses the word ‘hate’ lightly, but he makes no secret of his desire to slay the dragon that is malignant melanoma.
Scientists get detailed glimpse of chemoreceptor architecture in bacterial cells
Sep 24, 2009 |
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Using state-of-the-art electron microscopy techniques, a team led by researchers from Caltech has for the first time visualized and described the precise arrangement of chemoreceptors—the receptors that sense ...
Figuring out the heads or tails decision in regeneration
Sep 14, 2009 |
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Amputations trigger a molecular response that determines if a head or tail will be regrown in planaria, a flatworm commonly studied for its regenerative capabilities. Until now, no molecular connection between wounding and ...
Plants on Steroids: Key Missing Link Discovered
Sep 08, 2009 |
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(PhysOrg.com) -- 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 (brassinosteroids). Many important signaling ...
