Structurally, the skin is divided into 3 main layers, namely: Epidermis. (mhzmediaproduktioner.se)
Melanocytes produce the pigment melanin, and are also in the inner layer of the epidermis. (chewdigest.com)
Melanocyte cells, which are a component of the epidermis, make melanin pigment which determines skin color that helps shield the skin to some degree against sunburn, sun damage, and skin cancer. (detoxandbodycleanse.com)
It is structurally separated into two layers: the region immediately adjacent to the epidermis, also known as the papillary region, and a deeper as well as thicker region below it, known as the reticular region. (detoxandbodycleanse.com)
To assess the formation and clearance of UV-induced dipyrimidine dimers in human epidermis treated with topical pimecrolimus as compared to topical steroid, vehicle and untreated control. (researchgate.net)
Human epidermis displays a rhythmic mitotic cycle. (dartmouth.edu)
Melanin, which is situated chiefly in the stratum basale of the epidermis, protects the organism from ultraviolet light. (dartmouth.edu)
Pigment2
Melanin is a pigment that helps protect the skin from harmful ultraviolet solar radiation by giving it a brown hue. (mhzmediaproduktioner.se)
Lutein is a fat-soluble pigment that belongs to the Carotenoids family, and there are more than 600 carotenoids in nature, of which 30-50 are part of the normal human diet. (cobfoundation.org)
Synthesis3
UV-A radiation stimulates immediate pigmentation depending on the oxidative modification of existing melanin pigments and spatial redistribution of existing melanosomes to the epidermal upper layers but is independent of de novo synthesis of melanin pigments [ 1 , 3 ]. (ijbs.com)
These results suggest that the bi-metal, 0.1% copper-zinc malonate-containing cream has the propensity to increase elastin synthesis in human skin in vivo, and that regeneration of elastic fibres may contribute to wrinkle effacement in female patients with photoaged facial skin. (researchgate.net)
Niacinamide reduces the synthesis of melanin, thus preventing the formation of pigmented spots and correcting uneven skin tone, prevents wrinkles, improves skin elasticity, stimulates intracellular metabolism, the synthesis of lipids and free fatty acids, supports skin barrier function, possesses anti-inflammatory and antioxidant properties. (shiawasedo.co.jp)
Basal membrane1
This electron micrograph shows the basal lamina as a thin gray moustache following parallel along the basal membrane of epithelial cells from human corneal epithelium. (ucsd.edu)
Hemoglobin1
a molecule, incidentally, which bears uncanny resemblance to human blood because it is structurally identical to hemoglobin, other than it has a magnesium atom at its core and not iron as in red blooded animals. (wakeup-world.com)
Distinct2
Skin is continuous with, but structurally distinct from mucous membranes that line the mouth, anus, urethra, and vagina. (chewdigest.com)
A similar inhibition pattern was observed with the homologous Escherichia coli protein, exonuclease III, but no inhibition was seen with the structurally distinct AP endonuclease E. coli endonuclease IV, indicating a targeted effect of Pb(II), Fe(II), and Cd(II) on the Ape1-like repair enzymes. (nih.gov)
Skin13
We employed human epidermal melanocyte cell, mouse skin, and mouse melanoma cell, and applied Western blotting, reverse transcription-polymerase chain reaction, immunoprecipitation and confocal microscopy to conduct this study. (ijbs.com)
Credit: Illustration by Kathryn Born, MA From the outside in, these layers are the following: Stratum corneum (literally the "horny layer") is about 20 layers […] Thus, the amount of melanin present in our skin is dependent on a balance between available sunlight and folic acid destruction, and protection from UV radiation and vitamin D production. (mhzmediaproduktioner.se)
Skin is the largest organ in human body by both it's weight and surface area. (mhzmediaproduktioner.se)
Structurally, the skin consists of two layers which differ in function, histological appearance and their embryological origin. (mhzmediaproduktioner.se)
Biology Prefixes and Suffixes: Derm- or -Dermis, Learn About All the Different Organ Systems in the Human Body, Understanding the Healing Uses of Artificial Skin, The Purpose and Composition of Adipose Tissue, Epithelial Tissue: Function and Cell Types, A.S., Nursing, Chattahoochee Technical College. (mhzmediaproduktioner.se)
In fact, the skin and accessory structures are the largest organ system in the human body. (mhzmediaproduktioner.se)
There is sometimes darkening of the skin around the nipples or along a line down the middle of the abdomen (linea nigra), due to placental stimulation of melanin. (patientsmedical.com)
Skin cells synthesize melanin and carotenes, which give the skin its color. (chewdigest.com)
Carotenoids and coenzyme Q10 are naturally occurring antioxidant compounds that are also found in human skin. (mdpi.com)
It is well-recognized that prolonged exposure to ultraviolet (UV) radiation has harmful effects on human skin, which can cause physiological and biological changes on this tissue, such as DNA damage, premature aging, and cancer, among other effects [ 1 , 2 , 3 ]. (mdpi.com)
Pretreated buttock skin of 20 human volunteers with (10) or without (10) atopic dermatitis was exposed to two minimal erythema doses (MED) of simulated solar radiation. (researchgate.net)
Lutein is mainly distributed in the human body in other parts of the human body, including the skin, cervix, brain and breast, such as the eyes (retina, rod-shaped outer segment, lens). (cobfoundation.org)
Differ2
PA chains differ structurally based on the stereochemistry of the asymmetric carbons on the C-band (Fig. 1), with both most common substances being 2,3-trans-(+)-catechin or 2,3-cis-(C)-epicatechin. (biopaqc.com)
Mouse monoclonal to CD105.Endoglin(CD105) a major glycoprotein of human vascular endothelium,is a type I integral membrane protein with a large extracellular region.a hydrophobic transmembrane region and a short cytoplasmic tail.There are two forms of endoglin(S-endoglin and L-endoglin) that differ in the length of their cytoplasmic tails.However,the isoforms may have similar functional activity. (biopaqc.com)
Occur1
Results/discussion Degradation was found to occur first within the least structurally robust components that afford the least resistance to microbial/chemical attack. (brad.ac.uk)
Mice2
Although numerous neurotoxicity studies have been conducted with L-BMAA in mice, rats, chickens, primates, and humans in vivo and several systems in vitro , studies to evaluate other toxicological endpoints, including reproductive, genotoxicity, and carcinogenicity effects are lacking. (nih.gov)
Although numerous neurotoxicity studies have been conducted with L-BMAA in mice, rats, chickens, primates, and humans in vivo and in several systems in vitro , studies of other toxicological effects, including reproductive, developmental, and genotoxic, are lacking. (nih.gov)
Radiation1
Researchers have synthesized a new form of melanin enriched with selenium for protecting human tissue against harmful radiation. (materialstoday.com)
Endothelium1
This electron micrograph shows the endothelium and the underlying Descemet's membrane of the human cornea. (ucsd.edu)
Mammals1
And indeed, the scientific theory that humans are solely heterotrophic has just been overturned in light of empirical evidence demonstrating that mammals can extract energy directly from sunlight . (wakeup-world.com)
Dependent3
In PrestoBlue and live/dead assays, ZnFe 2 O 4 NPs exhibited dose-dependent cytotoxic effects on human dermal fibroblasts. (biomedcentral.com)
For at least half a century it has been widely believed among the scientific community that humans are simply glucose-dependent biomachines that can not utilize the virtually limitless source of energy available through sunlight to supplement our energy needs. (wakeup-world.com)
Humans are totally dependent on other organisms for converting atmospheric nitrogen into forms available to the body. (tdmuv.com)
Tissue1
Protein-bound and free L-BMAA have been shown to bioconcentrate in the Guam ecosystem (bacteria, plants, animals, and human tissues) and detectable levels have been measured in brain tissue of people in Guam who suffered from dementia-related disorders. (nih.gov)
Exposure1
Exposure to the UV rays of the sun or a tanning salon causes melanin to be manufactured and built up in keratinocytes, as sun exposure stimulates keratinocytes to secrete chemicals that stimulate melanocytes. (mhzmediaproduktioner.se)
Found2
It turns out that animals, including worms, rodents and pigs (one of the closest animals to humans physiologically), have recently been found to be capable of taking up chlorophyll metabolites into their mitochondria , enabling them to use sunlight energy to 'super-charge' the rate (up to 35% faster) and quantity (up to 16-fold increases) of ATP produced within their mitochondria. (wakeup-world.com)
Accessory renal arteries are found in 26-30% of humans. (nih.gov)
Gene2
In humans, they are encoded in a gene cluster on CHROMSOME 16. (nih.gov)
Insulin-like growth factor 1 ( IGF-1 ), also called somatomedin C , is a protein that in humans is encoded by the IGF1 gene . (wikidoc.org)
Hair2
Determination of benzodiazepines in human hair by on-line high-performance liquid chromatography using a restricted access extraction column. (ncats.io)
Objectives To investigate the sequence of biodegradative change to human terminal scalp hair from archaeological and forensic contexts. (brad.ac.uk)
Bacteria2
Since lutein biosynthesis occurs only in plants, algae, bacteria, and certain fungi, the main intake of human lutein depends on diet or supplements. (cobfoundation.org)
Reduced nitrogen enters the human body as dietary free amino acids, protein, and the ammonia produced by intestinal tract bacteria. (tdmuv.com)
Intake1
Protein intake increases IGF-1 levels in humans, independent of total calorie consumption. (wikidoc.org)
Make1
hereof, reading TV like this evades VERY human( as you can make). (wise-biz.net)
Offers1
the title itself implicitly acknowledges children's interdependence with others, and offers an image of children as dynamic and capable humans in their own right, rather than adults and workers in development . (overland.org.au)
Body1
I believed that the human body was some sort of remarkable collection of intelligent organs and systems that worked together almost magically to create a healthy unit. (iriscope.org)
Cell1
Non-classical human leucocyte antigen-E (HLA-E) mediates natural killer and CD8+ T-cell activity, suggesting a role in the regulation of autoimmunity. (researchgate.net)
Brain1
Structurally, brain volume or brain weight declines at a rate of 40% every 10 years starting at age 5, and the actual rate of decline may increase with age, especially over 70. (cobfoundation.org)
Levels2
Somatomammotropin, which is structurally similar to human growth hormone, decreases the mother's sensitivity to insulin so that blood sugar levels can increase to help nourish the baby. (patientsmedical.com)
3) acting human Disease by cord levels will explain point objective poster in understanding glycosides and normalize Failure, and 4) the renal risk dilated by participating enzyme occurring in member assist breaks interlibrary to SERCA2a. (siriuspixels.com)
Animals1
[email protected] ] which I reported on recently, and which completely overturns the classical definition of animals and humans as solely heterotrophic. (wakeup-world.com)
Software1
Much of what we assume are human capabilities are actually cultural software, invented and transmitted. (muthukrishna.com)