Sentences with phrase «with skin pigmentation»

Approximately 15 genes have been directly associated with skin pigmentation variation in humans, leading to its characterization as a relatively simple trait.

iSAFE identified identical mutations in multiple non-African populations in 5 regions associated with skin pigmentation, suggesting an early response to the onset of selection as humans migrated out of Africa.

A GWAS identified four genomic regions associated with skin pigmentation in Africa.

Examining ethnically diverse African genomes, we identify variants in or near SLC24A5, MFSD12, DDB1, TMEM138, OCA2, and HERC2 that are significantly associated with skin pigmentation.

Variation in pigmentation among human populations may reflect local adaptation to regional light environments, because dark skin is more photoprotective, whereas pale skin aids the production of vitamin D. Although genes associated with skin pigmentation have been identified in European populations, little is known about the genetic basis of skin pigmentation in Africans.

A genome - wide association study (GWAS) of 1570 Africans identified variants significantly associated with skin pigmentation, which clustered in four genomic regions that together account for almost 30 % of the phenotypic variation.

Genetically and phenotypically diverse African populations are informative for mapping genetic variants associated with skin pigmentation.

We identify previously uncharacterized genes and variants associated with skin pigmentation in ethnically diverse Africans.

Not exact matches

We are one species with a range of variability in the amount of pigmentation in our skin, and the extent to which sun exposure has darkened it.

In the evening I cleanse and exfoliate with Beauty Counter's Charcoal Cleansing Bar and the Clarisonic skin brush then moisturize with grapeseed oil and Living Libations Dew Dab which helps prevent breakouts and combat hyper pigmentation.

These specially formulated products are made with pharmaceutical - grade Glycolic Acid to help reduce the appearance of fine lines, wrinkles and hyper pigmentation, as well as improve the tone and texture of skin with daily use.

Miracle Skin Transformer SPF20 is a revolutionary, one - step application product specifically designed to improve skin's texture and pore size, evenly smooth out and help minimize the appearance of fine lines and reduce pigmentation imperfections, all with SPF 20 and UVA / UVB protectSkin Transformer SPF20 is a revolutionary, one - step application product specifically designed to improve skin's texture and pore size, evenly smooth out and help minimize the appearance of fine lines and reduce pigmentation imperfections, all with SPF 20 and UVA / UVB protectskin's texture and pore size, evenly smooth out and help minimize the appearance of fine lines and reduce pigmentation imperfections, all with SPF 20 and UVA / UVB protection.

So far, Capra's team has found three functional variants, which are associated with addiction to nicotine, a wider waistline, and skin pigmentation.

The hunter - gatherers also had a high frequency of genetic variants linked to reduced skin pigmentation — a known adaptation to environments with low UV radiation, such as those at high latitude.

«This suggests that dark - skinned people with this mutation probably don't develop melanoma as often and are therefore not tested for this specific mutation, presumably because they lack the risk - modifying pigmentation variants that increase the risk of melanoma,» says Dr Helgadottir.

The combined data allowed the team to find eight sites in the human genome that are particularly associated with the level of skin pigmentation.

«There are racists who want to associate skin pigmentation with intellectual traits or traits dealing with moral behaviour,» says Nina Jablonski at Pennsylvania State University.

Individuals with darker pigmentation — in particular people with African, Hispanic or South - Asian genetic background — are more likely to develop this skin tissue disorder.

We observe extensive variation in skin pigmentation in Africa, with lowest melanin levels observed in southern African San hunter - gatherers and highest levels in East African Nilo - Saharan pastoralists.

Co-author Dr. David Hinds from 23andMe said: «While the genetics of hair colour is an interesting problem in itself, we hope that better understanding of the biology of melanin pigmentation will be applicable to studies of diseases that interact with pigmentation, such as skin cancer or vitiligo.»

The researchers also looked at the gene expression of skin cells from people with psoriasis and found decreased expression of the genes involved in pigmentation signaling, correlated with increased amounts of IL - 17 and TNF.

A new study supported by the Milstein Medical Research Program at The Rockefeller University, however, has uncovered the molecular roots of skin discoloration that is often associated with psoriasis, suggesting the possibility of new treatments for pigmentation changes seen not only in psoriasis, but also in other conditions such as eczema and acne.

In people with vitiligo, which causes patchy loss of pigmentation, a certain kind of T cell is dominant in the afflicted areas of skin; patients with psoriasis, on the other hand, exhibit an increase in another kind of T cell.

«Our aim with this project was to use this method to demonstrate the feasibility of making 3D in - vitro pigmented human skin constructs, with uniform skin pigmentation.»

Reported data suggests that inherited genetic factors associated with eye and skin pigmentation could increase a person's risk for uveal melanoma.

BCD02 has an effect on skin pigmentation in birds, with one form associated with white or grey skin, and another associated with yellow skin in well - fed chickens.

In a retrospective study, researchers found that a majority of areas of the skin treated with surgery still had «very good to excellent» color match pigmentation five years later.

«Increased eye cancer risk linked to pigmentation genes that dictate eye color: New research identifies genetic mechanisms behind rare form of melanoma are also associated with genetic risk for skin melanoma.»

By working closely with the KhoeSan, a group of populations indigenous to southern Africa, the researchers have found that the genetics of skin pigmentation become progressively complex as populations reside closer to the equator, with an increasing number of genes — known and unknown — involved, each making a smaller overall contribution.

«Human skin pigmentation recreated — with a 3 - D bioprinter.»

One youngster with dark skin recovered her normal skin pigmentation.

Treatment of melanised epidermis with alpha - melanocyte stimulating hormone (αMSH), a physiological agent that controls skin pigmentation, activated the production of melanin in the tissue.

Interbreeding with Neanderthals and other groups like Denisovans, on the other hand, was shown by a different study — also authored by Akey — to have been gainful encounters, such as the emergence of strong immune systems (for surviving in hard environments) and skin pigmentation.

But we are now showing that there are a variety of different genetic bases for what appear to be the same pigmentation characteristics, and we have demonstrated that certain of these carry with them greater risk of skin cancer than do others.

Farrell Harris says a fair skinned person might benefit from 10 - 15 minutes of daily sun exposure, but someone with a lot of skin pigmentation might need several hours to absorb adequate amounts of the vitamin.

Using malic acid as part of your skin care routine may help with concerns such as pigmentation, acne, or skin aging.

But skin pigmentation also is and and genetic variations corresponding to ethnicity might be, so the third study seemed to fit nicely with the idea that each region has a skin pigmentation bringing them to an appropriate vitamin D level.

Sloughing away dirt and dead skin cells helps eliminate dullness, roughness and dryness — conditions that amplify the appearance of lines, wrinkles and uneven pigmentation — and leaves you with a smooth, radiant complexion.

:: Low stamina for stress, and easily irritated, high anxiety, panic attacks:: Poor immunity; high incidence of colds and flu; chronic infections (bacterial, viral, yeast):: Dry, unhealthy skin with excess pigmentation, and / or adult acne:: Lack of libido or no libido — double sad face!

The patient with adrenal fatigue, adrenal insufficency and low cortisol output may have chronic fatigue, depression, skin pigmentation, muscle weakness, etc..

When combined with Vitamin C in certain ratios it can improve actually skin pigmentation, minimize the appearance of age spots, and even prevent of future age spots.

Not only had I been diagnosed with two serious conditions, I had been losing pigmentation of my skin over a number of years, a condition known as vitiligo.

I think the pigmentation is spot on and it holds up well with my oily skin.

The silk - textured formula glides onto skin with a subtle, natural - looking pigmentation that evenly blends, with soft - focus pigments helping to diffuse the look of imperfections.

As I have written over and over again, I have aging, acne - prone skin with redness and hyper pigmentation.

Then, to help with pigmentation, I use SkinMedica Lytera 2.0 Pigment Correcting Serum ($ 154), which brightens my skin without irritating it.

Women with darker skin often have uneven pigmentation — nobody looks like catwalk models, not even them when they aren't styled.

Lift: Infused with warm peach tones to flatter every skin tone, Skin Base Lift blends easily, correcting uneven pigmentation and visibly lifting the eye askin tone, Skin Base Lift blends easily, correcting uneven pigmentation and visibly lifting the eye aSkin Base Lift blends easily, correcting uneven pigmentation and visibly lifting the eye area.

Pur Color Correcting Primer in Peach and Smashbox Photo Finish Foundation Primer in Color Correcting Blend work on any skin color with unwanted pigmentation.

Ryaal Make Me Glow - Skin Brightening Face Mask with Real Sandalwood Powder, Organic Turmeric Powder, Rose Petals, Fades Dark Spots, Acne Scars Treatment, Discoloration, Hyper Pigmentation (125GM)