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Science News for October 12, 1999


Coal-derived fuel burns cleaner

Researchers at Penn State have discovered that dimethyl ether (DME) produced from coal-derived syngas has lower carbon monoxide emissions compared to propane or butane. DME also exhibits similar or lower nitric oxide emissions in most cases, making it a viable alternative fuel.

UF researchers show magnetic stimulation may be a safe alternative to shock therapy

A preliminary study by University of Florida researchers suggests that magnetic stimulation may be a safe and revolutionary treatment for patients with clinical depression who do not respond to standard medications. After two weeks of daily magnetic treatment, the 10 patients evaluated in the study showed improvement in tests that rate...

SourceUniversity of Florida·JournalBiological Psychiatry·DateOct 12, 1999

UT Southwestern researchers discover structure of molecule that repairs sun and cigarette damage

Researchers at UT Southwestern Medical Center discovered the crystal structure of an enzyme that repairs DNA damage caused by sunlight and cigarettes, a key component in the nucleotide excision repair system. The discovery sheds light on how this system differentiates between healthy and damaged DNA and recognizes various lesions.

SourceUT Southwestern Medical Center·JournalProceedings of the National Academy of Sciences·DateOct 12, 1999