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Science News for June 5, 2002


DARE to explore the planets

Global Aerospace Corporation wins NASA award to develop DARE system, which uses autonomous balloons to explore planetary atmospheres and surfaces from atmospheric altitudes. The system can deploy micro probes to study the atmosphere, surface, and subsurface, offering high-resolution imaging and direct measurements.

Genetic testing, computer risk-assessment software prove effective in predicting breast cancer

A study published in the Journal of the National Cancer Institute found that genetic testing using breast cells can accurately predict breast cancer risk. The Gail model, a computer-based predictor, was correlated with DNA deletions and precancerous changes in cells, suggesting an individualized approach to risk assessment.

SourceUT Southwestern Medical Center·JournalJNCI Journal of the National Cancer Institute·DateJun 5, 2002

Gene linked to testicular cancer

A study by Duke University Medical Center researcher Haifan Lin discovered that 63 percent of men with the overactive form of the hiwi gene are at risk of developing seminoma, a type of testicular cancer. The hiwi gene is highly correlated to seminoma, and its overexpression can lead to an increased risk of testicular cancer.

SourceDuke University Medical Center·JournalOncogene·DateJun 5, 2002

UT Southwestern researchers discover better tests to detect congenital syphilis in newborns

UT Southwestern researchers have developed two blood tests that can predict central nervous system infection in infants born to mothers with syphilis. These tests, which detect neonatal antibodies and DNA of the syphilis organism, were found to be effective in identifying all cases of CNS infection in a study of 148 infants.

SourceUT Southwestern Medical Center·JournalNew England Journal of Medicine·DateJun 5, 2002