News tagged with growth signals
Scientists present first model of how buds grow into leaves
Leaves come in all shapes and sizes. Scientists have discovered simple rules that control leaf shape during growth. Using this 'recipe', they have developed the first computer model able to accurately emulate ...
Mar 01, 2012 |
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Protein love triangle key to crowning bees queens?
A honey bee becomes a royal queen or a common worker as a result of the food she receives as a larva. While it has been well established that royal jelly is the diet that makes bees queens, the molecular path ...
Nov 10, 2011 |
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Chemists reveal the force within you
A new method for visualizing mechanical forces on the surface of a cell, reported in Nature Methods, provides the first detailed view of those forces, as they occur in real-time.
Nov 09, 2011 |
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Research involving thyroid hormone lays foundation for more targeted drug development
Research led by St. Jude Children's Research Hospital scientists advances a strategy for taming the side effects and enhancing the therapeutic benefits of steroids and other medications that work by disrupting the activity ...
Oct 21, 2011 |
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A new role for cytokinin plant hormones
When plants, including crops, are exposed to environmental stresses such as drought or high salinity, abscisic acid (ABA), a stress-responsive hormone is synthesized to induce a protective response. At the same time, the ...
Sep 09, 2011 |
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Yale scientists find stem cells that tell hair it's time to grow
Yale researchers have discovered the source of signals that trigger hair growth, an insight that may lead to new treatments for baldness.
Sep 01, 2011 |
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New component of a plant steroid-activated pathway discovered
Plant biologists have been working for years to nail down the series of chemical signals that one class of plant hormones, called brassinosteroids, send from a protein on the surface of a plant cell to the cell's nucleus. ...
Aug 18, 2011 |
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Sea squirt cells shed light on cancer development
Specialized structures used by cancer cells to invade tissues could also help them escape protection mechanisms aimed at eliminating them, a UA-led research team has discovered.
Jul 26, 2011 |
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Apoptotic mechanisms of octreotide on HepG2
A research team from Greece examined the effect of octreotide on cellular proliferation, apoptosis and caspase activation in HepG2 hepatocellular carcinoma (HCC) cells. The results supported the induction of caspase-mediated ...
Jan 31, 2011 |
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Study raises safety concerns about experimental cancer approach
A study by researchers at Washington University School of Medicine in St. Louis has raised safety concerns about an investigational approach to treating cancer.
Jan 25, 2011 |
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Scientists pinpoint link between light signal and circadian rhythms
In a new paper published this week in the Proceedings of the National Academy of Sciences, Aziz Sancar, MD, PhD, the Sarah Graham Kenan Professor of Biochemistry and Biophysics in the UNC School of Medicine, and his collea ...
Dec 29, 2010 |
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Pazopanib shows promise in Phase II trial for relapsed/refractory urothelial cancer
An ongoing Phase-II trial investigating a new, targeted therapy for metastatic urothelial cancer has generated promising early results, Italian researchers reported at the 35th Congress of the European Society for Medical ...
Oct 12, 2010 |
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Targeted therapy triggers complex mechanism of resistance
In order for targeted therapies against cancer to be effective, scientists need to understand upfront what related proteins in a signaling "network" makes a cancer cell resistant to a drug and selectively target them as well, ...
Medicine & Health / Medical research
Sep 21, 2010 |
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Discovery of key pathway interaction may lead to therapies that aid brain growth and repair
Researchers at Children's National Medical Center have discovered that the two major types of signaling pathways activated during brain cell development -- the epidermal growth factor receptor pathway and the Notch pathway ...
Medicine & Health / Neuroscience
Sep 16, 2010 |
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Selective inhibition of BMK1 suppresses tumor growth
A study describing a newly developed pharmacological inhibitor is providing detailed insight into how an enzyme that has been implicated in multiple human malignancies regulates a known tumor suppressor. The research, published ...
Sep 13, 2010 |
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