Search results for quiescence
Research shows cell's inactive state is critical for effectiveness of cancer treatment
Biology /
Jan 09, 2009 |
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A new study sheds light on a little understood biological process called quiescence, which enables blood-forming stem cells to exist in a dormant or inactive state in which they are not growing or dividing. According to the ...
Study shows neural stem cells in mice affected by gene associated with longevity
Nov 05, 2009 |
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(PhysOrg.com) -- A gene associated with longevity in roundworms and humans has been shown to affect the function of stem cells that generate new neurons in the adult brain, according to researchers at the Stanford University ...
Heart protein regulates blood vessel maintenance
May 11, 2009 |
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Researchers identify a protein that regulates the physical state of blood vessels. The biochemical processes involved in this regulation are important in the study of cardiovascular health.
Snoozing worms help researchers explain the evolution of sleep
Jan 11, 2008 |
4.7 / 5 (13) |
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The roundworm C. elegans, a staple of laboratory research, may be key in unlocking one of the central biological mysteries: why we sleep. Researchers at the University of Pennsylvania School of Medicine report in this week’s ...
Process controlling T cell growth and production identified
May 03, 2009 |
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Identifying one of the processes that plays a role in naďve and memory T-cells' growth and production could one day lead to better vaccines and possibly more effective cancer immunotherapy, said researchers at Baylor ...
Consumer behavior linked with emotions
Nov 15, 2005 |
3 / 5 (3) |
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Scientists at Pennsylvania State University and at Tilburg University in the Netherlands say extraneous emotions can affect consumer purchases.
'Shock and kill' research gives new hope for HIV-1 eradication
Medicine & Health / HIV & AIDS
Jun 04, 2009 |
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Latent HIV genes can be 'smoked out' of human cells. The so-called 'shock and kill' technique, described in a preclinical study in BioMed Central's open access journal Retrovirology, might represent a new milestone along ...
Integral sees the Galactic centre playing hide and seek
Jan 18, 2007 |
3.8 / 5 (11) |
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ESA's gamma ray observatory Integral has caught the centre of our galaxy in a moment of rare quiet. A handful of the most energetic high-energy sources surrounding the black hole at the centre of the Galaxy ...
Drug has ability to cure type of leukemia
Medicine & Health / Medications
Oct 03, 2007 |
5 / 5 (1) |
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In people with chronic myeloid leukemia (CML), the drug Imatinib has been shown to drive cancer into remission, but the disease often returns when treatment is stopped. New research by UC Irvine scientists indicates that ...
Study supports DNA repair-blocker research in cancer therapy
Aug 17, 2009 |
4 / 5 (1) |
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Scientists at Dana-Farber Cancer Institute have uncovered the mechanism behind a promising new approach to cancer treatment: damaging cancer cells' DNA with potent drugs while simultaneously preventing the cells from repairing ...
Initial trigger is not enough to determine a stem cell’s fate
Biology /
Aug 03, 2007 |
not rated yet |
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Disturbing a stem cell from its initial quiescent state was once thought to taint its gold-standard properties. However, research uncovering how a signaling pathway regulates stem cell behavior reveals that ...
Common preterm labor drug has more side effects than alternative
Medicine & Health / Medications
Jun 29, 2007 |
4 / 5 (1) |
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The drug most commonly used to arrest preterm labor, magnesium sulfate, is more likely than another common treatment to cause mild to serious side effects in pregnant women, according to a study from researchers at Lucile ...
Odd little star has magnetic personality
Dec 05, 2007 |
4.6 / 5 (25) |
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A dwarf star with a surprisingly magnetic personality and a huge hot spot covering half its surface area is showing astronomers that life as a cool dwarf is not necessarily as simple and quiet as they once ...
Old developmental pathways spawn revolutionary evolutionary changes
Biology /
Sep 07, 2007 |
4.3 / 5 (12) |
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When the larvae of the primitive social insect Polistes metricus, a paper wasp, slips into the quiet pupal stage, she doesn’t know if she’ll arise a worker or gyne (future queen) – unless she consults with Arizona State University’s ...
Geographer designs computer model to predict crowd behavior
Technology / Computer Sciences
May 21, 2007 |
3.9 / 5 (13) |
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Patterns of human behavior and movement in crowded cities – the tipping point at which agitated crowds become anti-social mobs, the configuration of civic areas as defensible spaces that also promote free speech, the design ...
