Brightsurf Science News & Current Events

November 24, 1999
Trade, science, risk, precaution: Issues for Seattle
Has the international community failed to heed Britain's hard won experience on food safety, risk and consumer confidence?

How a gene tells plant to reject its own pollen
Cornell University researchers have unlocked a long-standing biological mystery: why some plants don't permit fertilization by their own pollen.

Building molecules one at a time
Cornell university physicists have used a scanning tunneling microscope to form bonds between single molecules of carbon monoxide and iron atoms, confirming that true chemical bonds were formed by measuring the

Another component of the blood clotting machinery unraveled
Researchers at the Max Planck Institute for Biochemistry in Martinsried/Munich have determined the structure of an important domain of coagulation factor Va.

Hypothesis challenged: patient preferences do not explain racial differences in kidney transplant access
Harvard researchers in the November 25 New England Journal of Medicine report both a racial disparity in access to kidney transplantation, and that this disparity was not the result of patient preference, a potential hypothesis put forth to explain the well-documented racial differences in access to effective medical procedures.

Natural fatty acid reduces breast cancer risk
Increased levels of conjugated linoleic acid, or CLA, a natural substance found in milk and dairy products, reduced the risk of breast cancer in laboratory animals according to research by Cornell University and Roswell Park Cancer Institute.
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