News tagged with cell signaling


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Search results for cell signaling


Discovery makes brain tumor cells more responsive to radiation

Medicine & Health / Cancer

created Dec 02, 2009 | popularity 5 / 5 (2) | comments 0

Duke University Medical Center researchers have figured out how stem cells in the malignant brain cancer glioma may be better able to resist radiation therapy. And using a drug to block a particular signaling pathway in these ...


Stopping MRSA before it becomes dangerous is possible, researchers find

Stopping MRSA before it becomes dangerous is possible, researchers find

Chemistry / Biochemistry

created Dec 03, 2009 | popularity 5 / 5 (1) | comments 0

Most scientists believe that staph infections are caused by many bacterial cells that signal each other to emit toxins. The signaling process is called quorum sensing because many bacteria must be present ...


Study Unravels Detail of 'Most Important' Cellular Signal

Medicine & Health / Research

created Dec 03, 2009 | popularity 5 / 5 (2) | comments 0

(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

Biology / Cell & Microbiology

created Dec 03, 2009 | popularity 5 / 5 (2) | comments 0

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.


Parasite evades death by promoting host cell survival

Parasite evades death by promoting host cell survival

Chemistry / Biochemistry

created Dec 08, 2009 | popularity not rated yet | comments 0

Researchers have discovered how the parasite Trypanosoma cruzi, which causes Chagas' disease, prolongs its survival in infected cells. A protein on the parasite activates the enzyme Akt, which blocks cell ...


'Live' imaging reveals breast cancer cells' transition to metastasis

Medicine & Health / Cancer

created Dec 06, 2009 | popularity not rated yet | comments 0

The spread, or metastasis, of individual breast cancer cells from the main tumor into the blood circulation to the lungs and other body tissues and organs is under the control of a growth factor abbreviated TGFb, according ...


Human Mdm2: A new molecular link to late-stage metastatic breast cancer

Medicine & Health / Cancer

created Dec 02, 2009 | popularity not rated yet | comments 0

A large proportion of late-stage breast cancers that have spread to other parts of the body (metastatic breast cancers) are characterized by overexpression of the protein Mdm2.


New hope for diagnosis and treatment of intractable pediatric brain tumors

Medicine & Health / Cancer

created Dec 07, 2009 | popularity not rated yet | comments 0

Scientists have discovered oncogenes capable of driving growth of normal human brain stem cells in a highly malignant pediatric brain tumor. The research, published by Cell Press in the December issue of the journal Cancer Ce ...


Cholesterol-lowering drugs also may protect stem cell transplant patients from GVHD

Medicine & Health / Research

created Dec 04, 2009 | popularity 5 / 5 (1) | comments 0

Cholesterol-lowering drugs known as statins are among the most prescribed medicines in the U.S. Now a new study by researchers at Fred Hutchinson Cancer Research Center indicates that statins may protect stem cell transplant ...


Researchers identify new stem cell

Medicine & Health / Research

created Dec 07, 2009 | popularity 5 / 5 (4) | comments 0

(PhysOrg.com) -- Scientists have discovered a new type of stem cell in the skin that acts surprisingly like certain stem cells found in embryos: both can generate fat, bone, cartilage, and even nerve cells. These newly-described ...



List of search results for cell signaling