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Adj. keratinocytic

Wednesday 3 December 2003


Definition : A keratinocyte is the predominant cell type in the epidermis, the outermost layer of the skin, constituting 90% of the cells found there. Those keratinocytes found in the basal layer (stratum basale) of the skin are sometimes referred to as "basal cells" or "basal keratinocytes".


- vacuolated keratinocytes
- dysplastic keratinocytes

  • tumoral keratinocytes

- mitotic keratinocytes

- necrotic keratinocytes / dying keratinocytes

- acantholytic keratinocytes

See also

- epidermal basal cells
- corneocytes
- keratin


- Keratocytes, found on the scales of fish, are specialized for very rapid motility in order to heal scratches."

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Ref.: Molecular Biology of the Cell, 4th Edition, by Alerts, Johnson, Lewis. Raff, Roberts, Walter.


- Nickoloff BJ. Keratinocytes regain momentum as instigators of cutaneous inflammation. Trends Mol Med. 2006 Mar;12(3):102-6. PMID: 16443394

- Dhitavat J, Fairclough RJ, Hovnanian A, Burge SM. Calcium pumps and keratinocytes: lessons from Darier’s disease and Hailey-Hailey disease. Br J Dermatol. 2004 May;150(5):821-8. PMID: 15149492

- Werner S, Smola H. Paracrine regulation of keratinocyte proliferation and differentiation. Trends Cell Biol. 2001 Apr;11(4):143-6. PMID: 11306276