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Global study of salmon shows: 'Sustainable' food isn't so sustainable

Popular thinking about how to improve food systems for the better often misses the point, according to the results of a three-year global study of salmon production systems.

Brown and beige dominate the plate: Daily dose of color needed to fill America's 'phytonutrient gap'

Grand Rapids, Mich., Oct. 15, 2009 -- While it is a well-known fact that most Americans do not eat enough fruits and vegetables, a new report shows the color of fruits and veggies eaten can be as important as the quantity.

Use of statins favors the wealthy, creating new social disparities in cholesterol

PHILADELPHIA -- Since the introduction of statins to treat high cholesterol, the decline in lipid levels experienced by the wealthy has been double that experienced by the poor.

Structures from the human immune system's oldest branch shed light on a range of diseases

PHILADELPHIA -- How molecules of the oldest branch of the human immune system have interconnected has remained a mystery. Now, two new structures, both involving a central component of an enzyme important to the complement system of the immune response, reveal how this system fights invading microbes while avoiding problems of the body attacking itself.

Appetite-stimulating hormone is first potential medical treatment for frailty in older women

PHILADELPHIA -- Older women suffering from clinical frailty stand to benefit from the first potential medical treatment for the condition, according to a study presented today by Penn Medicine researchers at ENDO, The Endocrine Society's 91st Annual Meeting.

Jumping genes discovery 'challenges current assumptions'

PHILADELPHIA -- Jumping genes do most of their jumping, not during the development of sperm and egg cells, but during the development of the embryo itself. The research, published this month in Genes and Development, "challenges standard assumptions on the timing of when mobile DNA, so-called jumping genes, insert into the human genome," says senior author Haig H.

Low-fat diet helps genetically predisposed animals avoid liver cancer

PHILADELPHIA -- In a study comparing two strains of mice, one susceptible to developing cancer and the other not, researchers found that a high-fat diet predisposed the cancer-susceptible strain to liver cancer, and that by switching to a low-fat diet early in the experiment, the same high-risk mice avoided the malignancy.

Penn study demonstrates new way to boost immune memory

PHILADELPHIA - After a vaccination or an infection, the human immune system remembers to keep protecting against invaders it has already encountered, with the aid of specialized B-cells and T-cells.

Jefferson researchers identify critical marker of response to gemcitabine in pancreatic cancer

(PHILADELPHIA) A protein related to aggressive cancers can actually improve the efficacy of gemcitabine at treating pancreatic cancer, according to a Priority Report in Cancer Research, published by researchers at Thomas Jefferson University.

Data on investigational drug TMC207 for MDR-TB published in New England Journal of Medicine

[Mechelen Belgium, June 3, 2009] ?Interim results from an ongoing phase 2, randomized, placebo-controlled trial of the investigational drug TMC207 for the treatment of multidrug-resistant tuberculosis (MDR-TB) were published in the New England Journal of Medicine today. TMC207 is being developed by Tibotec BVBA.

List of Cancer-Causing Agents Grows

The Department of Health and Human Services released its Eleventh Edition of the Report on Carcinogens today, adding seventeen substances to the growing list of cancer-causing agents, bringing the total to 246. For the first time ever, viruses are listed in the report: hepatitis B virus, hepatitis C virus, and some human papillomaviruses that cause common sexually transmitted diseases. Other new listings include lead and lead compounds, X-rays, compounds found in grilled meats, and a host of substances used in textile dyes, paints and inks.

AIDS infection rate climbs

Despite an increase in funding to fight the worldwide spread of HIV/AIDS, last year's infection rate was the highest ever and radical and innovative approaches must be devised to reverse the expansion of the disease while the epidemic is at a crossroads, a new United Nations report says.
The ''2004 Report on the Global AIDS Epidemic'' from the Joint UN Programme on HIV/AIDS (UNAIDS) says it is time ''to embark boldly upon the 'Next Agenda' - an agenda for future action that adopts the essential, radical and innovative approaches needed for countries to reverse the course of the epidemic.''

U.S. Carcinogens Report Lists Estrogen Therapy, Ultraviolet, Wood Dust

The federal government today published its biennial Report on Carcinogens, adding steroidal estrogens used in estrogen replacement therapy and oral contraceptives to its official list of "known" human carcinogens. This and 15 other new listings bring the total of substances in the report, "known" or "reasonably anticipated" to pose a cancer risk, to 228. Among the other new additions: wood dust and ultraviolet light.



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