Axolotls help reveal keratinocytes, not fibroblasts, make collagen for healthy skin
At 5 cm, the axolotl's skin consisted of an epidermis with keratinocytes and a thin, fibroblast-free collagen layer in the ...
Simon Fraser University3y
Reptiles: scales and the amniotic egg
The stratum corneum is very thin ... Each bump consists of epidermis with the dermis underneath it and is known as a papilla. The papilli grow upward but become lopsided and flattened because the ...