Science News for August 15, 1999

UCSF researchers report new risk factors for non-Hodgkin's lymphoma

Researchers found exposure to certain environmental factors that affect the immune system can decrease a person's risk of developing non-Hodgkin's lymphoma. Factors associated with increased risk include a history of splenectomy, gonorrhea, and polio, while decreased risks were linked to allergies, bee stings, and certain medications.

SourceUniversity of California - San Francisco·JournalAmerican Journal of Epidemiology·DateAug 15, 1999

Linezolid is highly effective against antibiotic-resistant infections

A study by Northwestern University researchers finds that linezolid is highly effective against a range of gram-positive bacteria, including those resistant to vancomycin and oxacillin. The antibiotic showed potent activity against all isolates tested, making it a promising new treatment option for patients with drug-resistant infections.

SourceNorthwestern University·JournalAntimicrobial Agents and Chemotherapy·DateAug 15, 1999

Pain, itself, elicits pain relief, and does so through 'reward' pathway

UCSF researchers discovered that pain elicits analgesia via the brain's reward pathway, releasing opioids and dopamine. This finding provides a new understanding of pain relief and its connection to addiction.

SourceUniversity of California - San Francisco·DateAug 15, 1999

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