Loss of an enzyme may be partly responsible for age-related cognitive decline, and restoring the enzyme to youthful levels through parabiosis, or ‘young blood’ transfusion, can improve memory in mice, as reported by UCSF scientists in Cell Reports this week.

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Loss of an enzyme may be partly responsible for age-related cognitive decline, and restoring the enzyme to youthful levels through parabiosis, or ‘young blood’ transfusion, can improve memory in mice, as reported by UCSF scientists in Cell Reports this week.