Fig 4. iPSC-derived melanocytes and keratinocytes participate in melanin transfer.
(a-b) normal epidermal melanocytes (NEM) and iPSC-derived keratinocytes (iPSK) in co-culture for 7 and 24 hours. (c-d) iPSC-derived melanocytes (iPSM) and normal epidermal keratinocytes (NHK) in co-culture for 7 and 24 hours. (e-h) iPSC-derived melanocytes and iPSC-derived keratinocytes in co-culture for 7 and 24 hours. Inset (enlarged images showing transferred melanin in the perinuclear region).