Researchers at NYU Langone Medical Center have discovered a protein called TAT-5 that affects the production of extracellular vesicles, small sacs of membrane released from the surface of cells, capable of sending signals ...
Cell & Microbiology
Nov 17, 2011
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(PhysOrg.com) -- To find our way, we use maps. Cells use "chemical maps" to find the way: they orient themselves by following concentration gradients of attractants or repellants. David H. Gracias and a team at Johns Hopkins ...
Biochemistry
Mar 7, 2011
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(PhysOrg.com) -- Circulating tumor cells, which play a crucial role in cancer metastasis, have been known to science for more than 100 years, and researchers have long endeavored to track and capture them. Now, a UCLA research ...
Bio & Medicine
Mar 7, 2011
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By studying cellular movements at the level of both the individual cell and the collective group, applied physicists have discovered that migrating tissues flow very much like colloidal glass.
General Physics
Feb 22, 2011
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(PhysOrg.com) -- Tiny gold particles can help doctors detect tumor cells circulating in the blood of patients with head and neck cancer, researchers at Emory and Georgia Tech have found.
Bio & Medicine
Feb 11, 2011
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Researchers at the University of California, Riverside have identified components in pomegranate juice that both inhibit the movement of cancer cells and weaken their attraction to a chemical signal that promotes the metastasis ...
Cell & Microbiology
Dec 12, 2010
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Researchers at the University of Georgia have discovered a central switch that controls whether cells move or remain stationary. The misregulation of this switch may play a role in the increased movement of tumor cells and ...
Cell & Microbiology
Dec 7, 2010
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Researchers reveal a new way in which cells restrain beta-catenin and potentially suppress tumor metastasis: the protein can be ejected from cells in small vesicles called exosomes. The study appears online on September 13 ...
Cell & Microbiology
Sep 13, 2010
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Scientists at Johns Hopkins report using a laser beam to activate a protein that makes a cluster of fruit fly cells act like a school of fish turning in social unison, following the lead of the one stimulated with light.
Cell & Microbiology
Jun 18, 2010
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(PhysOrg.com) -- A Georgia Tech research team has developed a new technique that reliably detects and quantifies an enzyme implicated in osteoporosis, arthritis, atherosclerosis, cancer metastasis and other disease processes.
Biochemistry
Jun 1, 2010
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