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For individual wrinkles, fillers work best to smooth them out

After aggregate formation, differentiation was initiated to drive pluripotent hPSC aggregates to primitive streak/mesendoderm (Day 1) and further patterned toward definitive endoderm (Day 2) (see Fig

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Retinols initially cause some irritation and skin peeling, but over time, they help normalize the skin's renewal process, contributing to healthier skin barrier function
