keratinization


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keratinization

 [ker″ah-tin″ĭ-za´shun]
the development of or conversion into keratin.

ker·a·tin·i·za·tion

(ker'ă-tin'i-zā'shŭn),
Keratin formation or development of a horny layer; may also apply to premature formation of keratin.
Synonym(s): cornification

keratinization

(kĕr′ə-tə-nĭ-zā′shən)
n.
The process by which vertebrate epithelial cells become filled with keratin protein filaments, die, and form tough, resistant structures such as skin, nails, and feathers.

ker·a·tin·i·za·tion

(ker'ă-tin-ī-zā'shŭn)
Keratin formation or development of a horny layer; may also apply to premature formation of keratin.
Synonym(s): cornification.

keratinization

The formation of, or conversion into, keratin. This normally occurs to a limited degree in the outer layers of the skin, but is especially prominent when skin is exposed to constant localized pressure. Corns and callosities are areas of keratinization. Also known as cornification or hornification.

ker·a·tin·i·za·tion

(ker'ă-tin-ī-zā'shŭn)
Keratin formation or development of a horny layer.
Synonym(s): cornification.

Patient discussion about keratinization

Q. skins does excrete oil and keratin what exactly is the whitish cape up that you can squeeze out from underskin

A. It sounds like you refer to sebum, an oily substance secreted by (how surprising :) ) sebaceus glands attached to the hair root. It's important for the skin, although abnormal secretion of it may cause diseases such as acne.

You may read more here:
http://en.wikipedia.org/wiki/Sebum#Sebum

More discussions about keratinization
References in periodicals archive ?
Finally, having chronic (duration of dermatologic disease more than one year before consultation) or persistent (adnexal dermatoses and keratinization disorders) dermatoses leads the patients to practice self-medication.
The E6 PDZ-Binding Motif Suppresses Keratinocyte Differentiation, Stem Cell Maintenance, and Keratinization Transcriptional Profiles.
The effect of the combination of calcipotriol and betamethasone dipropionate versus both monotherapies on epidermal proliferation, keratinization and T-cell subsets in chronic plaque psoriasis.
The use of SCTG for the resolution of the recessions and the increasing of the keratinized gingiva strip, it is based on its excellent biomimetic capacity, highlighting the induction potential of two fundamental characteristics: the keratinization of the gingival mucosa and a new adhesion of periodontal connective tissue [8].
Tumor is composed of squamous cells with individual cell keratinization (white arrow) and intercellular bridges (black arrows) (b).
Cytologic testing is complicated by the keratinization of the vulva, making this an unreliable diagnostic assessment.
(10) Keratinization posterior to the meibomian gland orifices in ectropion supports this view.
(5) Ulcerated areas are crater like ulcerations with deposits of fibrin surrounded by keratinization. (6) Hyperpigmentation is a protective reaction to heat and smoke from tobacco.
Squamous cell carcinoma arises from dysplastic surface epithelium and is characterized histopathologically by invasive islands and cords of malignant squamous epithelial cells Squamous differentiation, often seen as keratinization with variable pearl" formation, and invasive growth are the prerequisite features of SCC.
A histopathologic examination revealed a well-differentiated SCC with an inverted and warty growth pattern, keratinization with keratin pearl and dyskeratotic cells.
Surface keratinization is uncommon unless there is chronic irritation or if the lesion is large enough to dry on the surface.