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

/ker·a·tin·i·za·tion/ (ker″ah-tin″ĭ-za´shun) conversion into keratin.

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.

keratinization

[-īzā′shən]
Etymology: Gk, keras + L, izein, to cause
a process by which epithelial cells lose their moisture and are replaced by horny tissue.

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.

keratinization

enzymic conversion of epidermal skin cells to keratin

ker·a·tin·i·za·tion

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

keratinization (ker´ətin´izā´shən),

n the process of becoming keratinized.

keratinization

the development of or conversion into keratin.

keratinization defects
include hyperkeratosis, hypokeratosis, dyskeratosis. Diseases in which abnormal keratinization is an important feature include seborrhea, vitamin a responsive dermatosis, nasodigital hyperkeratosis, acne, parapsoriasis.

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 ?
Raised areas are formed by the clumps of minor salivary glands and their duct openings are seen as red dots because they donot keratinize instead the entire palate undergo keratinization and appears white.
The pathologic features of HPV16+ OPC differ from those of the moderately differentiated OSCC in that the former consistently: Arise from tonsillar crypts, Are un-associated with dysplasia of the surface epithelium, Exhibit lobular growth, are permeated by infiltrating lymphocytes, Lack significant keratinization, Demonstrate a prominent basaloid morphology.
The abnormal keratinization that was evident at the site of granuloma formation for several months before the occurrence of the beak defect attests to the slow-growing nature and chronicity of this organism.
Individual and group keratinization which invaded through sub-epithelial connective tissue was seen (Figure-4).
Isotretinoin is part of the group of vitamin A polycyclic synthetic analogs that regulate keratinization of the epidermis and hair follicles; additionally, it is believed to inhibit the activation and proliferation of T lymphocytes.
Following is coverage of skin immune system and allergic skin diseases, immune-mediated disorders, endocrine and other hair coat disorders, keratinization defects, pigmentary abnormalities, and environmental, congenital, and miscellaneous skin diseases.
A Yes, cats do get acne, defined by veterinary dermatologists as a "disorder of follicular keratinization.
Circumcision results in a process called keratinization, whereby the top layer of the inner foreskin becomes thicker, which may provide additional protection for the underlying target immune cells.
BC carcinoma can appear to be waxy, translucent or pearly, whereas SC cancer often appears as an indurated nodular tumor with or without keratinization.
She includes bacterial, fungal, viral, rickettsial, protozoal, parasitic, endocrine, metabolic, allergic immune-medication, nutritional, congenital, and psychogenic skin diseases along with otitis externa, pigment abnormalities, alopecia, and keratinization conditions, and provides a full chapter on neoplastic as well as nonneoplastic tumors.
The reason for this, she suspects, it an increase in epidermal and follicular keratinization in adolesence, while for a dermatologist, the emphasis must be on encouraging young women to use a moisturiser before adolescence because young skin is drier.