Life sciences

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Blood–Brain Barrier Actively Imports Liver Proteins and Their Loss Comes Before Early Alzheimer’s Signs in Mice

The work reveals a targeted supply line from body to brain that could be harnessed for outside-in treatments if the findings hold in humans.

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Some Cats Display 'Infant‑Like' Shyness, Study Finds

Large Single‑Cell Study Maps Age‑Related Changes in Colorectal Tumors

Merck Beats Q3 Estimates as Keytruda QLEX Fuels Strong Sales

Short Gaps Between Pregnancies May Affect Mothers' Biological Age

Blood Protein Panel Linked to Future Aggressive Prostate Cancer

Scientists Sequence 194‑Year‑Old Tortoise’s Genome and Flag Possible Longevity Targets

Nobel Announcement Week Opens With Medicine Prize at Karolinska

AI-Powered Discovery Yields WYS-694, a Broad-Spectrum Coronavirus Antiviral