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Science News for October 31, 1999


Can you hear what the neural net hears?

Researchers at USC have created a machine system that recognizes spoken words better than humans, with potential benefits for Navy sonar and improving interaction between man and computer. The system may eventually enable voice control of computers, help the deaf, and aid air traffic controllers in noisy environments.

Twins

Recent research reveals a master regulator protein that prevents DNA replication at the wrong time in the cell cycle, ensuring each progeny cell has the correct number of gene-bearing chromosomes. This discovery could lead to new design principles for operating autonomous devices.

Depression linked to death among heart failure patients

A new study published in the International Journal of Psychiatry in Medicine found that depressed mood is significantly related to increased mortality risk among people with congestive heart failure. Patients with severe depression were four times more likely to die within two years than those without depression.

SourceCenter for Advancing Health·JournalThe International Journal of Psychiatry in Medicine·DateOct 31, 1999

Disabled by depression - study analyzes costs, causes

A recent study by Reg A. Williams highlights the significant economic impact of depression in the workplace, citing an estimated total cost of up to $44 billion. The study also identifies key risk factors for depression, including stress, negative changes in personal life, and difficulties in interpersonal relationships.

SourceUniversity of Michigan·JournalAAOHN Journal·DateOct 31, 1999

Female medical students more patient-centered

A recent study of first-year medical students found that female students are more patient-centered in their approach to medicine, prioritizing equal partnerships and shared decision-making. This patient-centered attitude is also associated with a greater desire to practice in community and primary care settings.

SourceCenter for Advancing Health·JournalThe International Journal of Psychiatry in Medicine·DateOct 31, 1999

A growth factor reverses nerve damage in diabetic animals

A recent study reveals that long-term nerve damage in diabetic rats can be reversed by treatment with an insulin-like protein. The protein may prevent or alleviate certain nerve complications associated with diabetes, such as irregular blood pressure control and digestive issues. Researchers are hopeful about the potential therapeutic ...

SourceWashU Medicine·JournalAmerican Journal Of Pathology·DateOct 31, 1999