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Description
Hippocampal neurons were then cultured a further 3-7 days, at which time they were either transfected or treated with various pharmacological reagents as described in (Wayman et al., 2008)

Targeting just one pathway produces significant results

LSR/angulin-1 is a tricellular tight junction protein involved in blood-brain barrier formation

This explains part of how GHK-Cu rejuvenates aging skin