Results 21 to 30 of about 12,843 (159)

Pratol, an O-Methylated Flavone, Induces Melanogenesis in B16F10 Melanoma Cells via p-p38 and p-JNK Upregulation

open access: yesMolecules, 2017
Tyrosinase is the rate-limiting enzyme critical for melanin synthesis. It controls pigmentation in the skin. Activation of tyrosinase is currently the most common approach in the development of tanning and haircare products.
You Chul Chung   +6 more
doaj   +1 more source

Melasma-like hyperpigmentation: A rare side effect of imatinib mesylate

open access: yesJournal of the Scientific Society, 2023
Imatinib mesylate is an oral tyrosine kinase inhibitor used chiefly to treat chronic myeloid leukemia. In the literature, hypopigmentation is a commonly reported side effect of imatinib therapy; however, the cases of melasma-like hyperpigmentation due to
Shreya Agrawal   +3 more
doaj   +1 more source

Skin Pigmentation Types, Causes and Treatment—A Review

open access: yesMolecules, 2023
Human skin pigmentation and melanin synthesis are incredibly variable, and are impacted by genetics, UV exposure, and some drugs. Patients’ physical appearance, psychological health, and social functioning are all impacted by a sizable number of skin ...
Amin Mahmood Thawabteh   +4 more
doaj   +1 more source

A genome-wide association study reveals a locus for bilateral iridal hypopigmentation in Holstein Friesian cattle

open access: yesBMC Genetics, 2017
Background Eye pigmentation abnormalities in cattle are often related to albinism, Chediak-Higashi or Tietz like syndrome. However, mutations only affecting pigmentation of coat color and eye have also been described.
Anne K. Hollmann   +6 more
doaj   +1 more source

Heat Stress Promotes Fibroblast‐Derived WNT5A Secretion Through m6A Modification to Activate Melanogenesis

open access: yesAdvanced Science, EarlyView.
Heat stress promotes WNT5A secretion from fibroblasts via METTL3/YTHDC1‐dependent m6A methylation. Subsequently, WNT5A binds to FZD10 on melanocytes, activating β‐catenin‐driven melanogenesis. ABSTRACT As the impact of global warming continues to intensify, the effects of heat stress on the skin are becoming increasingly evident.
Yuanyuan Wan   +13 more
wiley   +1 more source

Anomalous colour in Neotropical mammals: a review with new records for Didelphis sp. (Didelphidae, Didelphimorphia) and Arctocephalus australis (Otariidae, Carnivora)

open access: yesBrazilian Journal of Biology
Anomalous colourations occur in many tropical vertebrates. However, they are considered rare in wild populations, with very few records for the majority of animal taxa. We report two new cases of anomalous colouration in mammals.
MSL. Abreu   +4 more
doaj   +1 more source

The association between neural crest‐derived glia and melanocyte lineages throughout development and disease

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Neural crest cells are a transient cell population that emerges from the dorsal neural tube during neurulation and migrates extensively throughout the embryo. Among their diverse derivatives, glial cells (such as Schwann and satellite ganglionic cells) and melanocytes represent two major lineages. In vitro studies suggested they share a common
Chaya Kalcheim
wiley   +1 more source

The role of Rho GTPases in facial morphogenesis

open access: yesDevelopmental Dynamics, EarlyView.
The role of small GTPases, RHOA, RAC1, and CDC42 and pathway mediators is reviewed in the context of embryonic facial development. Lip fusion requires cytoskeletal remodeling during morphogenesis of the facial processes and during lip fusion. Fnm, frontonasal mass; lnp, lateral nasal process; mnp, medial nasal process; mxp, maxillary process; np, nasal
Isra Ibrahim, Joy M. Richman
wiley   +1 more source

Beyond Skin and Eyes: The Medical and Social Burden of Oculocutaneous Albinism in Africa: A Narrative Review

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT Oculocutaneous albinism (OCA) is a genetic disorder found worldwide, but its impact is particularly pronounced in the African continent. This results from both a higher prevalence and the persistent myths and superstitions surrounding the condition in many African communities.
Rebecca Donadoni   +3 more
wiley   +1 more source

Shining Light on Autophagy in Skin Pigmentation and Pigmentary Disorders

open access: yesCells, 2022
Autophagy is a vital process for cell survival and it preserves homeostasis by recycling or disassembling unnecessary or dysfunctional cellular constituents.
Daniela Kovacs   +3 more
doaj   +1 more source

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