melanin pigmentation

mel·a·nin pig·men·ta·tion

(melă-nin pigmĕn-tāshŭn)
Coloration due to melanin within soft tissue; may be normal or connected with disease or disorder.
References in periodicals archive ?
Leucism is a condition caused by a genetic mutation which prevents the melanin pigmentation from being deposited on a bird's feathers.
The physiological accumulation of melanin pigmentation in melanocytes is manifested clinically in a variety of efflorescence on the skin, mainly moles and freckles.
The carotenoid pigmentation is affected by carotenoid in feed, while the melanin pigmentation is affected by the melanocytes in the dermal and epidermal tissue.
Melanin pigmentation has been recognized by many factors; the permeation of sunlight is a well recognized source of melanin pigmentation; specifically, UV radiation causes darkening of the skin and/or sunburn.
The IPL laser targets melanin pigmentation of the hair and singes each strand until it stops growth completely.
Benign oral mucosal lesions included a diagnosis of coated tongue fissured tongue geographic tongue melanin pigmentation linea alba and fordyces granules.
Melanin pigmentation is most commonly and widely seen physiologic pigmentation of oral mucosa.
Apes' pale skin, when exposed to sunlight, develops enough protective melanin pigmentation to enable tanning similar to that of light-skinned people today.
Intracellular melanin in neoplastic cells or background melanin pigmentation were absent.
These findings were associated with heavy renal melanin pigmentation.
Albinism is a genetic condition characterised by a deficiency of melanin pigmentation in the skin, hair and eyes which protects from the sun's ultraviolet rays.
Materials and Methods: Twenty-one patients with gingival melanin pigmentation were included in the study.