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U.S. Patent Office confirms validity of Osteotech's U.S. patent on mixtures of a radiolucent material

Osteotech, Inc. ( NASDAQ:OSTE ) , a leader in the emerging field of biologic solutions for regenerative medicine, announced today that the United States Patent and Trademark Office has confirmed the validity of its U.S. Patent No. 5,676,146.

25 Mar 2008

Toward the ethical treatment of whole genome research participants

Recent technological developments have made it possible for scientists to sequence an entire human genome, but these advances may be a mixed blessing.

25 Mar 2008

Study shows how ignorance can be influential

In the current issue of The RAND Journal of Economics, USC researchers provide a challenge to the classic economic model of information manipulation, in which knowing more than anybody else is the key to influence.

25 Mar 2008

Therapeutic cloning treats Parkinson's disease in mice

Research led by investigators at Memorial Sloan-Kettering Cancer Center (MSKCC) has shown that therapeutic cloning, also known as somatic-cell nuclear transfer (SCNT), can be used to treat Parkinson's disease in mice.

25 Mar 2008

Standard low-dose birth control pill can actually help women conceive

Women who have tried to conceive using in vitro fertilization (IVF) methods are painfully aware that timing is of the essence.

25 Mar 2008

Height of pitcher's mound affects throwing motion, injury risk in baseball

A study involving several Major League Baseball pitchers indicates that the height of the pitcher's mound can affect the athlete's throwing arm motion, which may lead to potential injuries because of stress on the shoulder and elbow.

25 Mar 2008

Nonalcoholic fatty liver disease related to cardiovascular fitness

Patients with nonalcoholic fatty liver disease (NAFLD) have suboptimal levels of cardiovascular fitness, muscle strength, body composition and physical fitness, according to a new study.

25 Mar 2008

Big increase in hepatitis C-related deaths in the United States

Hepatitis C-related deaths in the United States increased by 123 percent from 1995 through 2004, the most recent year for which data are available. Mortality rates peaked in 2002, then declined slightly overall, while continuing to rise among people 55 to 64 years old.

25 Mar 2008

Strengthening the tumor-fighting ability of T cells

When faced with cancer, the immune system dispatches cells, called T cells, to kill the tumor.

25 Mar 2008

New hope for children with bilateral Wilms tumors

Physicians at St. Jude Children's Research Hospital have demonstrated that children with bilateral Wilms tumor, a cancer of the kidneys, can retain normal function in both kidneys by undergoing a procedure called bilateral nephron-sparing surgery, even when preoperative scans suggest that the tumors are inoperable.

25 Mar 2008

Siemens installs first HD-PET technology at UT Southwestern

Siemens Healthcare has announced the official release and world's first clinical installation of HD-PET technology at UT Southwestern Medical Center in Dallas.

From Siemens Healthineers 25 Mar 2008

How Staphylococcus aureus resists our natural defenses

Researchers at the University of Washington have uncovered how the bacterium Staphylococcus aureus, including the notorious MRSA (methicillin-resistant Staph aureus) "superbug" strains, resists our body's natural defenses against infection.

25 Mar 2008

New software finds 11 genetic variations to type 2 diabetes

Mathematicians at Michigan Technological University have developed powerful new tools for winnowing out the genes behind some of humanity's most intractable diseases.

25 Mar 2008

GPS enabled cell phones to track risky behaviour in teens

How can researchers track where teens go when not in or near home or school to see if this movement has an impact on health-related behavior such as smoking or sexual activity? The answer is through that ubiquitous teen accessory - the cell phone.

25 Mar 2008

Research to lead to brain tumor therapies

Unique human in vitro model (cell culture) research currently underway at the Peninsula Medical School in the South West of England is set to identify and develop therapies for the treatment of multiple tumours in the brain.

25 Mar 2008

REST protein protects embryonic stem cells' versatility and self-renewal

A protein known as REST blocks the expression of a microRNA that prevents embryonic stem cells from reproducing themselves and causes them to differentiate into specific cell types, scientists at The University of Texas M. D. Anderson Cancer Center report in the journal Nature.

25 Mar 2008