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Key Gene Function Against Cell Death Discovered
November 21, 2011 — Scientists have discovered that two genes (TSC/Tuberin and PRAS40) are extremely important regulators in the development of stem cells: if these genes are switched off, the stem cells do not develop ... > full story -
Worms Reveal Secrets of Wound-Healing Response
November 17, 2011 — The lowly and simple roundworm may be the ideal laboratory model to learn more about the complex processes involved in repairing wounds and could eventually allow scientists to improve the body's ... > full story -
Stop Signal Discovered for Skin Cancer
November 15, 2011 — An extraordinary breakthrough in understanding what stops a common form of skin cancer from developing could make new cancer treatments and prevention available to the public in five ... > full story -
Biological Clock Controls Activation of Skin Stem Cells
November 10, 2011 — A new study reveals the role of the daily biological clock (circadian rhythms) in the regenerative capacity of skin stem cells. Disruption of this rhythm results in premature tissue aging and a ... > full story -
Certain Medications Used for Diseases Such as Rheumatoid Arthritis Not Associated With Increased Risk of Hospitalization for Serious Infections
November 6, 2011 — Although there has been concern about the safety of using the type of drugs known as tumor necrosis factor-alpha antagonists for the treatment of autoimmune diseases such as rheumatoid arthritis and ... > full story -
Skin 'Sees' UV Light, Starts Producing Pigment
November 3, 2011 — Biologists report that melanocyte skin cells detect ultraviolet light using a photosensitive receptor previously thought to exist only in the eye. This eye-like ability of skin to sense light ... > full story -
Maternal Separation Stresses the Baby, Research Finds
November 2, 2011 — A woman goes into labor, and gives birth. The newborn is swaddled and placed to sleep in a nearby bassinet, or taken to the hospital nursery so that the mother can rest. Despite common practice, new ... > full story -
Whipple Procedure Wound Infections Cut in Half With New Measures
October 26, 2011 — Surgeons have found that a carefully selected surgical care check list of 12 measures reduced Whipple procedure wound infections by nearly 50 percent. Smoking cessation at least two weeks prior to ... > full story -
Antarctic Killer Whales May Seek Spa-Like Relief in the Tropics
October 26, 2011 — In a new study, researchers offer a novel explanation for why a type of Antarctic killer whale performs a rapid migration to warmer tropical waters. One tagged Antarctic killer whale monitored by ... > full story -
Multidisciplinary Research Urged for Optimal Melanoma Surgery
October 25, 2011 — Experts are praising a new study on optimal margins for melanoma surgery but urge researchers to bring new molecular and genetic techniques to bear on the question of how to minimize the need for ... > full story
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