Brightsurf Science News & Current Events

November 11, 2001
Young athletes may be more prone to sudden death than non-athletes; enhanced screening urged
Young competitive athletes are more than twice as likely to experience sudden death (SD) as their non-athletic counterparts, according to an Italian study presented today at the American Heart Association's Scientific Sessions 2001 conference.

The brain operates differently in deception and honesty
Researchers at the University of Pennsylvania School of Medicine have found that telling a lie and telling the truth require different activities in the human brain.

Uncertain job prospects for chemists and chemical engineers in 2002
Although many employers are still planning to increase their chemical workforce, there are likely to be fewer jobs available for the class of 2002 than there were for 2001, according to a special report in the November 12 edition of Chemical & Engineering News that examines the issues affecting the employment outlook for chemists and chemical engineers.

Sutureless techniques bolster speed, precision in bypass surgery
Putting patients on a heart-lung machine while doctors manually stitch blood vessels to coronary arteries could soon become history.

Jefferson researchers have early evidence of bone marrow stem cells able to become brain cells
Using a potion of growth factors and other nutrients, scientists at Jefferson Medical College have shown in the laboratory they are able to convert adult human bone marrow stem cells into adult brain cells.

Ritalin may cause long-lasting changes in brain-cell function, UB researchers find
Scientists at the University at Buffalo have shown that the drug methylphenidate, the generic form of Ritalin, which physicians have considered to have only short-term effects, appears to initiate changes in brain function that remain after the therapeutic effects have dissipated.

Handheld echocardiography device could be stethoscope of future
In clinics and doctors' offices of the future, small handheld echocardiography machines will be used to quickly screen patients' hearts for structural abnormalities that could indicate the need for more detailed and thorough cardiac testing.

University of Pittsburgh researchers define precursors to cells that control the immune response
University of Pittsburgh researchers have identified the precursors of epidermal Langerhans cells (LCs), cells that reside in the skin and play a key role in the initiation and regulation of the immune response throughout the body.

Despite declines in heart disease deaths, racial gap remains
Despite recent declines in coronary heart disease (CHD) death rates, a disparity between African Americans and whites has increased, according to a study reported today at the American Heart Association's Scientific Sessions 2001 conference. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to