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Science News for October 24, 2003


JAK2 enzyme helps protect brain cells, wreaks havoc on blood vessels

The JAK2 enzyme plays a dual role, protecting brain cells from Alzheimer's disease and blocking cell death pathways. However, it also causes damage to blood vessels in diabetics, leading to hypertension, kidney failure, and other age-related diseases.

SourceMedical College of Georgia at Augusta University·JournalJournal of Biological Chemistry·DateOct 24, 2003

Sanity evaluations from U.Va Health System

Researchers found that minorities were less likely to receive an insanity opinion than whites, but the difference was small. The study also suggests that a community-based forensic mental health system in Virginia is reliable for offering insanity opinions.

SourceUniversity of Virginia Health System·JournalBehavioral Sciences & the Law·DateOct 24, 2003
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Consumers value genetically modified foods that directly benefit them

A study by Purdue University found that consumers are willing to pay a premium for genetically modified foods that provide direct benefits, such as golden rice with enhanced vitamin A content. The research also identified a technique called 'cheap talk' that can help reduce consumer bias in marketing surveys.

SourcePurdue University·JournalAmerican Journal of Agricultural Economics·DateOct 24, 2003

HHS awards $14 million to support Bioethics Research Center

The grant will enable the university to renovate historic facilities, consolidate research programs, and promote interdisciplinary collaboration. The center aims to address health disparities and provide guidance on bioethics research practices.

SourceNIH/National Center for Advancing Translational Sciences (NCATS)·DateOct 24, 2003

Newly identified gene may halt fuzzy, moldy fruit

A newly identified gene, BOS1, has been found to regulate plant response to both biological and non-biological stresses. This gene provides resistance to the gray mold disease that destroys up to 30% of tomato and strawberry crops annually.

SourcePurdue University·JournalThe Plant Cell·DateOct 24, 2003