Childhood Blood Proteome Shifted With Age and Sex in Longitudinal Study
TL;DR: A 2026 Nature Communications study followed 100 Swedish participants from age 4 to 24 and found that more than half of detectable blood proteins changed with age, with sex-related protein differences becoming much larger by adolescence and early adulthood. Key Findings Four repeated blood draws: Researchers measured plasma proteins at ages 4, 8, 16, …
