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Science News for November 26, 2003


Skin cancer breakthrough

A recent study has identified a genetic risk factor for malignant melanoma in men, highlighting the importance of faulty genes in the development of the disease. The study found that variants in the BRAF gene are more common in people with melanoma, particularly in men.

SourceBMC (BioMed Central)·JournalJournal of Carcinogenesis·DateNov 26, 2003

Marine scientists discover nutrient pollution boosts fungi, bacteria killing Caribbean reefs

A study by University of North Carolina researchers suggests that chemical nutrients washed into the sea can increase the severity of coral diseases, leading to significant declines in Caribbean reef health. The findings support calls for reducing nutrient pollution from agricultural runoff, sewage and deforestation.

Cell death promotes learning growth

A recent study published in Molecular Psychiatry reveals that cell death promotes learning and growth in the brain. The research found that rats with lower levels of cell death performed better in spatial learning tasks, suggesting a positive correlation between cell death and cognitive function.

SourceMolecular Psychiatry·JournalMolecular Psychiatry·DateNov 26, 2003