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Science News for April 23, 2002


Tufts study on skin tone, racial prejudice among first to include stereotyping among blacks

A recent Tufts University study explores the role of skin tone in perceptions of Black Americans, revealing that both blacks and whites associate positive traits with light-skinned individuals and negative traits with dark-skinned individuals. The research sheds new light on a lingering aspect of racial inequality.

SourceTufts University·JournalPersonality and Social Psychology Bulletin·DateApr 23, 2002

Racial disparity in cancer survival: Are other factors at work?

Researchers found a 16% increased risk of death for blacks compared to whites with comparable treatment, which narrowed to 7% after adjusting for other causes. The disparity was eliminated in most cancers, except for breast and two rare types.

SourceMemorial Sloan Kettering Cancer Center·JournalJAMA·DateApr 23, 2002

Stanford team prevents kidney transplant rejection without drugs

A groundbreaking study by Stanford University Medical Center has discovered a way to transplant kidneys without lifelong use of immune-suppressing drugs, improving patient quality of life. The innovative approach uses radiation and stem cells to create a hybrid immune system that recognizes the donor organ as 'friend' rather than foe.

SourceStanford Medicine·JournalTransplantation·DateApr 23, 2002

CONTOUR ships to the Cape

The CONTOUR spacecraft is set to launch on July 1, capturing the sharpest pictures yet of a comet's nucleus, mapping rock and ice surfaces, and analyzing surrounding gas and dust. The mission aims to provide detailed data on ancient comets, assessing their diversity and clarifying how comets evolve.

SourceJohns Hopkins University·DateApr 23, 2002
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Even moderate caloric restriction lowers cancer risk in mice

Research suggests that a moderate caloric restriction diet rich in fruits and vegetables can lower cancer risk in mice by 60% compared to those with high fat diets. Exercise also showed a modest effect on polyp numbers, but with limited statistical significance.

SourceFederation of American Societies for Experimental Biology·DateApr 23, 2002

Obesity may exacerbate a heart disorder in African American females

Research study finds a positive association between obesity and long QTc, as well as an inverse association between physical activity and QTc duration in African American women. The study suggests that otherwise healthy individuals with obesity are at increased risk for acquiring Long QT Syndrome.

SourceAmerican Physiological Society·DateApr 23, 2002

UCSF scientists may have found link to early childhood tooth decay

Early Childhood Caries (ECC) is a preventable condition characterized by decay of primary teeth, affecting underserved and poor communities. UCSF researchers found a significant association between ECC and low cariogenic bacterial levels, lack of dental insurance, and family income.

SourceUniversity of California - San Francisco·JournalJournal of Clinical Pediatric Dentistry·DateApr 23, 2002

Alcohol-intoxication slows body’s efforts to restore normal blood pressure after small blood loss

Research by Dr. Patricia Molina's team found that alcohol intoxication severely impairs the brain's ability to restore normal blood pressure after a small blood loss, leading to delayed recovery and increased risk of infection in trauma patients. This finding has significant implications for treating intoxicated trauma victims.

SourceFederation of American Societies for Experimental Biology·DateApr 23, 2002
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Vitamin D gets an A+ for treating heart disease

Women over age 65 who took vitamin D had a significant reduction in heart disease risk compared to those who didn't. The study found that vitamin D supplements reduced the risk of heart disease death by nearly one-third, but further research is needed to confirm these findings.

SourceAmerican Heart Association·DateApr 23, 2002