Library / English Dictionary |
MELANOCYTE
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
A cell in the basal layer of the epidermis that produces melanin under the control of the melanocyte-stimulating hormone
Classified under:
Hypernyms ("melanocyte" is a kind of...):
epidermal cell (any of the cells making up the epidermis)
Context examples:
A melanoma that arises from leptomeningeal melanocytes and occurs in childhood.
(Childhood Leptomeningeal Melanoma, NCI Thesaurus)
This gene is involved in transcriptional promotion in melanocytes.
(MITF Gene, NCI Thesaurus)
A benign neoplasm or hamartoma composed of melanocytes.
(Benign Melanocytoma, NCI Thesaurus)
Some of the superficial melanocytes show atypia.
(Atypical Melanocytic Nevus of the Genital Type, NCI Thesaurus)
Mimicking the action of a-MSH, afamelanotide stimulates melanocytes to increase the production and release of melanin.
(Afamelanotide, NCI Thesaurus)
This allele, which encodes microphthalmia-associated transcription factor protein, plays a role in both the differentiation of various cell types and the development of melanocytes in the retinal pigment epithelium.
(MITF wt Allele, NCI Thesaurus)
A melanoma characterized by the presence of malignant large epithelioid melanocytes and malignant spindle-shaped melanocytes.
(Mixed Epithelioid and Spindle Cell Melanoma, NCI Thesaurus)
An increase in the number of melanocytes for a given anatomic site.
(Mouse Melanocytic Neoplasms and Proliferations, NCI Thesaurus/MMHCC)
Morphologically, it consists of atypical spindled and dendritic melanocytes.
(Acral Lentiginous Melanoma, NCI Thesaurus)
A clonal proliferation of melanocytes with significant potential for locally aggressive growth or metastasis.
(Mouse Malignant Melanocytic Neoplasms, NCI Thesaurus/MMHCC)