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For babies with specific complex heart defects, death risk is far lower at most experienced hospitals

Each year, thousands of babies are born with severe heart defects that must be operated on within days or weeks of their birth.

17 Dec 2007

Evolution with a restricted number of genes

The development of higher forms of life would appear to have been influenced by RNA polymerase II.

17 Dec 2007

Tumors less than 1 centimeter in size can be aggressive and may require maximum therapy

Breast tumors that are 1 centimeter in size or smaller - no more than 0.4 inch in length - can still be very aggressive and may require more intensive therapy than is routinely offered today, say researchers at Mayo Clinic in Jacksonville, Fla.

17 Dec 2007

Avastin shows promise for brain cancer

A clinical study conducted at Henry Ford Hospital on the use of a drug to extend the survival of patients with the most common and aggressive type of brain cancer, has yielded results that were significantly better than expected.

17 Dec 2007

Targeted therapy and chemotherapy shrinks breast cancer metastases in brain

A combination of a "targeted" therapy and chemotherapy shrank metastatic brain tumors by at least 50 percent in one-fifth of patients with aggressive HER2-positive breast cancer, according to data presented by Dana-Farber Cancer Institute investigators at the San Antonio Breast Cancer Symposium.

17 Dec 2007

Cholesterol affects your hearing

Levels of cholesterol in the membranes of hair cells in the inner ear can affect your hearing, said a consortium of researchers from Baylor College of Medicine, Rice University and Purdue University in a report in the print edition of The Journal of Biological Chemistry.

17 Dec 2007

Preemies' lung function shows prolonged impairment

Many premature babies face serious health challenges, not the least of which is breathing.

17 Dec 2007

Breakthrough technology provides new understanding of cellular processes endocytosis and exocytosis

For the first time, scientists at Weill Cornell Medical College in New York City have observed in real time a cellular mechanism that's crucial to how brain cells communicate.

17 Dec 2007

How cell differentiation patterns suppress somatic evolution

Natural selection can occur at the cellular level, where it is detrimental to health.

17 Dec 2007

Barr sues Watson and Sandoz for Seasonale patent infringement

Barr Pharmaceuticals, Inc. (NYSE:BRL) today announced that its wholly-owned subsidiary, Duramed Pharmaceuticals, Inc. has filed suits against Watson Pharmaceuticals (NYSE:WPI) and against Sandoz, a subsidiary of Novartis (NYSE:NVS) for infringement of the patent protecting Duramed's SEASONALE(R) extended-cycle oral contraceptive product.

17 Dec 2007

Sunitinib may be associated with cardiac toxicity

Another FDA-approved targeted cancer drug, sunitinib (SutentTM, Pfizer), may be associated with cardiac toxicity, report researchers at Children's Hospital Boston, Dana-Farber Cancer Institute (Boston), and Thomas Jefferson University (Philadelphia).

17 Dec 2007

Aging gracefully requires taking out the trash

Suppressing a cellular cleanup-mechanism known as autophagy can accelerate the accumulation of protein aggregates that leads to neural degeneration.

17 Dec 2007

Addressing care gap in underserved women not easy

In an effort to fill a significant gap in the breast care of underserved women, physicians and nurses at Mayo Clinic's campus in Jacksonville, Fla., developed a program, still ongoing, to help overcome barriers that prevent women from receiving timely care after an abnormal mammogram.

17 Dec 2007