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A gene's first 'kiss' sets off that affair known as puberty

...e ?a biochemical equivalent to Adam and Eve ?makes its sudden appearance in a region of the brain called ...tion, the pituitary gland is stimulated to secrete its own messengers, lutenizing hormone (LH) and follicle-stimulating hormone (FSH), directly into the ci...

Chemists create 'Superbowl' molecule; May lead to better health

... lacks solubility in water, which could compromise its potential medical applications, the researcher says. Superbowl molecules also have the potential to be toxic. But Sherburn and his associates are confident these potential problems can be solved with further testing and some clever chemical engineeri...

New push for public health, AIDS spending at African Union summit

..., thus far, committed to allocating 15 per cent of its gross domestic product to healthcare in the four years since the goal was stated during the founding of the pan-African body. The rest of the 52 countries included in the African Union spend less than 10 per cent of their annual revenues on health, ...

Adding Radiation Therapy To Chemotherapy Improves Survival In Patients With High-risk Breast Cancer

...cer patients and note that fewer clinicians accept its use in moderate-risk patients. "Because uncertainties continue about the effectiveness of locoregional radiation therapy after mastectomy in moderate-risk patients, we strongly urge that a randomized controlled trial be mounted to resolve these uncer...

Novel Asthma Study Shows Multiple Genetic Input Required; Single-gene Solution Shot Down

...cer patients and note that fewer clinicians accept its use in moderate-risk patients. "Because uncertainties continue about the effectiveness of locoregional radiation therapy after mastectomy in moderate-risk patients, we strongly urge that a randomized controlled trial be mounted to resolve these uncer...

Scientists ID molecular 'switch' in liver that triggers harmful effects of saturated and trans fats

...vered the PGC-1 co-activator family and several of its biochemical activities. The Dana-Farber researchers made the discovery in searching for the function of PGC-1beta co-activator that was isolated in 2002. Experiments including the measurement of gene activity by microarrays showed that saturated and...

A new mechanism of regulating RNA degradation

...u1 is a well-known RNA binding protein and some of its functions in the common fruit fly Drosophila are u...fen1 did in human cells," said Maquat, even though its presence in mammalian cells has been recognized for several years. "We were surprised to find that ...

FDA Approves Human Hookworm Vaccine for Phase I Safety Trials

...u1 is a well-known RNA binding protein and some of its functions in the common fruit fly Drosophila are u...fen1 did in human cells," said Maquat, even though its presence in mammalian cells has been recognized for several years. "We were surprised to find that ...

UAB scientists discover the origin of a mysterious physical force

...sterious force in detail and have discovered where its origins lie. In the same way that a flag flutters in the direction the wind is blowing, at a microscopic level water molecules are gently attracted towards the direction in which an electric field is pointing. However, when the water is in contact w...

W.M. Keck Foundation funds study of friendly microbes

...Keck, founder of the Superior Oil Company, focuses its grants on pioneering efforts in the areas of medical research, science and engineering. The grant supports a project led by Jeffrey Gordon, M.D., director of the Center for Genome Sciences (CGS) at Washington University in St. Louis, and reflects a ...

Yellowstone microbes fueled by hydrogen, according to U. of Colorado study

...ere is life elsewhere, it could be thathydrogen is its fuel," Spear said. "We've seen evidence of water onMars, and we know that on Earth, hydrogen can be producedbiogenetically by photosynthesis and fermentation or non-biogeneticallyby water reacting with iron-bearing rock. It's possible thatnon-biogeni...

It's not all genetic: Common epigenetic problem doubles cancer risk in mice

...ing is involved in cancer's development or just in its progression. "Most researchers, including me, expect epigenetic differences to influence progression -- whether a tumor would grow slowly or quickly, or whether it would spread," says Feinberg. "But, in this case, our results show that loss of impri...

Columbia research lifts major hurdle to gene therapy for cancer

...ne of the major hurdles ingene therapy for cancer: its tendency to kill normal cells in theprocess of eradicating cancer cells.In a new study published in the Jan. 25 issue of the Proceedings of theNational Academy of Sciences (PNAS), the researchers demonstrated thatthe technique works by incorporating ...

Dysentery uses 'sword and shield' to cause infection

... expression of a molecule that acts as a shield on its surface." The researchers found that shigella, the bacteria causing dysentery uses a Type III secretion system to inject proteins into human cells. This causes the cells to become inflamed, resulting in symptoms of dysentery, such as bloody diarrhoe...

Novel technology detects human DNA mutations

...rate the broad applicability of nanotechnology and its potential to markedly advance the state-of-the-art in nucleic acid and proteomic research anddiagnostics."The analysis of whole human genomic DNA is extraordinarily complex asit requires sifting through the more than one billion base pairs of DNA to ...

New binding target for oncogenic viral protein

... emerging tumor suppressor and the consequences of its loss in tumors," Dr. Welcker emphasized. "The study of DNA tumors viruses has been an extremely important tool in understanding the cellular pathways that regulate cell division and are disrupted in cancer. Understanding the mechanisms through which...

Poor prenatal nutrition permanently damages function of insulin-producing cells in the pancreas

...ccur with abnormal development of the placenta and its blood vessels, or high blood pressure, which damag...nsulin or the body's cells develop a resistance to its effect. Without insulin, glucose cannot get into cells to provide energy. Normally, insulin levels ...

Emory Study Tests Bone Marrow Stem Cells to Improve Circulation in Legs

...viduals the vascular system corrects theproblem on its own either by forming new blood vessels, called"collaterals," that bypass the blockages, or by repairing the diseasedblood vessels. This repair process results in improved circulation evenduring exercise. Some people are not able to repair their own ...

Controversial drug shown to act on brain protein to cut alcohol use

...n rigorously studied for the firsttime, confirming its ability to block alcohol craving in rodents, andcl...eataddiction by American and other clinicians. But its side effects,including hallucinations, which made it popular in the 1960s drugculture, and evidence ...

UCLA Study Shows One-Third of Drug Ads in Medical Journals Do Not Contain References Supporting Medical Claims

...'s manufacturer. In one of the largest studies of its kind, UCLA investigators reviewed pharmaceutical ads in American medical journals to determine what materials are cited in support of medical claims and if those references are available to physicians. Researchers also determined the funding sources ...

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Breaking Medicine News(10 mins):Health News:sweetfrog Opens First Location in Mississippi 2Health News:AAPCC Supports the Stop Overdose Stat Act of 2015 2Health News:AAPCC Supports the Stop Overdose Stat Act of 2015 3Health News:Patrick Achebe Releases Debut Book, Whispering Waves: Poems for Everyday Grace 2Health News:SIGVARIS Kicks Up Its Style for Men with the Launch of MIDTOWN MICROFIBER in a Dark Navy Stripe Pattern 2Health News:SIGVARIS Kicks Up Its Style for Men with the Launch of MIDTOWN MICROFIBER in a Dark Navy Stripe Pattern 3Health News:ACO Coalition Discusses the Future of Medicare Payments and the Benefits of Providing More Care 2Health News:ACO Coalition Discusses the Future of Medicare Payments and the Benefits of Providing More Care 3Health News:ACO Coalition Discusses the Future of Medicare Payments and the Benefits of Providing More Care 4
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