Masters of Longevity - The Pulse

Frontiers - Health18 Jun 2026
AIResearch on volatile flavor substances and biological activities of different parts of Allium schoenoprasum L. (Frontiers - Health)

Research on volatile flavor substances and biological activities of different parts of Allium schoenoprasum L.

Comparative analysis of volatile flavor profiles and preliminary bioactivity across distinct anatomical parts of a culinary Allium plant.

Key takeaways
  • LPS-stimulated RAW264.7 macrophages assessed cytokine modulation by tissue-derived volatile extracts.
  • GC-IMS fingerprinting was used to compare volatile profiles of roots, shafts, and leaves.
  • ABTS and DPPH assays measured antioxidant activity of essential oil fractions from each tissue.
Neuroscience News18 Jun 2026
TBI and Common Neurological Conditions Accelerate One Another (Neuroscience News)

TBI and Common Neurological Conditions Accelerate One Another

A study examining two-way risk relationships between traumatic brain injury and common neurological diagnoses in older adults, highlighting prevention opportunities.

Key takeaways
  • Patients with recent TBI were three to four times more likely to have prior neurological diagnoses.
  • Post-TBI dementia incidence increased by about 24 percent compared with pre-injury rates.
  • After TBI, stroke and epilepsy risk roughly doubled compared with pre-TBI rates.
Frontiers - Health18 Jun 2026
AIAssociation between PM2.5 exposure and metabolic syndrome in older population and the mediating effect of amino acids (Frontiers - Health)

Association between PM2.5 exposure and metabolic syndrome in older population and the mediating effect of amino acids

Environmental exposure and biomarker patterns: an exploratory epidemiological piece using mediation-style analysis. Curious readers interested in biological pathways will be engaged.

Key takeaways
  • Cross-sectional study enrolled 1,506 community-dwelling adults aged 60 years and older.
  • Researchers measured ambient PM2.5 exposure and assessed metabolic syndrome status and serum amino acids.
  • Moderated mediation analysis tested whether amino acids mediate PM2.5–MetS associations across age and diet.
Neuroscience News17 Jun 2026
Probiotics Show Promise as Add-On Treatment for Depression (Neuroscience News)

Probiotics Show Promise as Add-On Treatment for Depression

Probiotics for late-life depression — a news feature exploring a small clinical trial adding daily supplements to usual care, plus microbiome monitoring.

Key takeaways
  • They were followed up for another 12 weeks.
  • While both groups experienced significant baseline recovery due to standard care.
  • BDNF is a crucial protein that acts like a growth fertilizer for neurons in the brain.