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Evaluating AGE-PAIRS, an Intergenerational Mentorship Program for Medical Students With Older Adult Physician Alumni

2 weeks ago
CONCLUSIONS: AGE-PAIRS demonstrates the feasibility of engaging physician alumni as mentors in early geriatrics education and suggests that structured intergenerational mentorship can support empathy and professional identity formation. Future work will integrate AGE-PAIRS more deeply into graded coursework, add structured mentor reflections, expand participation across all class years, and evaluate higher-level outcomes such as geriatrics knowledge, clinical performance, and interest in...
Micayla N Flores

Hippocampal formation-cortical high-fidelity memory networks in healthy older adults during the mnemonic discrimination task

2 weeks ago
INTRODUCTION: Fidelity of detailed information retrieved from long-term memory (LTM) declines in aging due to changes affecting learning and remembering processes. Such behavioral deficits correspond with functional alterations in the hippocampal formation. However, it is unclear whether age-related decline in high-fidelity retrieval alters functional connections between hippocampal and cortical regions.
Joseph C C Chen

Goodbye, cavities? New gel could regrow tooth enamel

2 weeks 1 day ago
Researchers have developed a fluoride-free gel that could help rebuild damaged tooth enamel, something the body cannot naturally replace once it is lost. Inspired by the proteins that guide enamel formation in infancy, the gel fills microscopic cracks and draws calcium and phosphate from saliva to grow a new mineral layer that closely matches healthy enamel.

Scientists discover the hidden brain switch that assigns bees their jobs

2 weeks 1 day ago
Researchers found that specific brain circuits help decide which jobs bees perform as they age. When those circuits were switched off, older worker bees began caring for the queen again instead of carrying out their normal later-life duties. The findings reveal that a bee colony’s complex division of labor may be guided by neural switches hidden inside each bee’s brain.