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Pigment cell of skin

pigment cell of skin --> melanocyte

Special cells in the skin and the eye that synthesise melanin pigments. Clusters of melanocytes often appear on the skin as moles.

In fish and reptiles, the pigments are stored in melanosomes (chromatophores) that can be redistributed in the cytoplasm to change pigment patterns.

Synonym: melanodendrocyte.

Origin: melano-_ G. _ kytos, a hollow (cell)


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UV Effect on cell pigmentation (melanocytes)

Does UV level increase the rate of pigmentation in skin? ( Stimulation of melanocytes...) Or if the UV level is high enough, ie 4 and above, is pigmentation ...

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by John3373
Wed Feb 20, 2013 1:41 pm
 
Forum: Cell Biology
Topic: UV Effect on cell pigmentation (melanocytes)
Replies: 1
Views: 1904

Need help with an alien cell (for a plausible fiction)

... and Imperia (life made up of microscopic cells). Now, this topic is about the cells of the ... created by their cells. These fibes include skin tissue, bone fibre (which consists mainly of ... stored or used within them (chlorophyll/pigment/starch/enzimes/etc.) They have a highly ...

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by TemporalV01D
Tue Feb 08, 2011 1:48 pm
 
Forum: Cell Biology
Topic: Need help with an alien cell (for a plausible fiction)
Replies: 3
Views: 9731

Use of Bacteria

... small organisms, usually consisting of one cell, that lack chlorophyll (a green pigment found in plants that allows for the production of ... the air, soil, water, and inside your body and on your skin. They tend to multiply very rapidly under favorable ...

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by bryanwilliamz
Fri Jun 19, 2009 6:08 am
 
Forum: Microbiology
Topic: Use of Bacteria
Replies: 6
Views: 16304

Scars

Most well-differentiated cells in human body have poor to non-existent regeneration ... Whilst epidermal cells (top layer of the skin) are exceptions to this rule and have very good ... present in the normal skin, and thus there is no pigment or hair follicles. Also, the blood vessels ...

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by biohazard
Mon Apr 21, 2008 6:56 am
 
Forum: Cell Biology
Topic: Scars
Replies: 2
Views: 2220

Cellular organelles and characteristics of epithelial tissue

Actually, the structure of epithelial cell depends on its function, whether protection, ... epithelium which contains pigment? ;) Yes, the basal part of skin epithelium (just upperside of dermis, called as stratum ...

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by Dr.Stein
Sat Oct 14, 2006 3:19 am
 
Forum: Cell Biology
Topic: Cellular organelles and characteristics of epithelial tissue
Replies: 8
Views: 28963
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