Results 31 to 40 of about 21,003 (323)

Transplantable melanomas in hamsters and gerbils as models for human melanoma : sensitization in melanoma radiotherapy : from animal models to clinical trials [PDF]

open access: yes, 2018
The focus of the present review is to investigate the role of melanin in the radioprotection of melanoma and attempts to sensitize tumors to radiation by inhibiting melanogenesis. Early studies showed radical scavenging, oxygen consumption and adsorption
Andrzej Słominski   +11 more
core   +1 more source

Chaga extracts and melanins after plasma treatment of raw material

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2019
The extracts and melanins of chaga (Inonotus obliquus (Pers.) Pil.) obtained by raw material pretreatment with high-frequency capacitive low-pressure plasma (RF-plasma) under different technological conditions were studied.
O.Yu. Kuznetsova   +3 more
doaj   +1 more source

Melanin ‘dust’ or ‘ghost’? [PDF]

open access: yesExperimental Dermatology, 2016
To definitely verify the dogma of ‘melanin dust’ in the stratum corneum, Tobin et al have now reported a careful review of the literature with a vis-à-vis of the Fontana Masson (FM) and Von Kossa (VK) histochemical methods plus the Warthin-Starry (WS) stain on very thin cryosections of normal human skin and mouse pelage skin epidermis lacking ...
D'ISCHIA, MARCO   +3 more
openaire   +6 more sources

The interplay of chemical structure, physical properties, and structural design as a tool to modulate the properties of melanins within mesopores

open access: yesScientific Reports, 2022
The design of modern devices that can fulfil the requirements for sustainability and renewable energy applications calls for both new materials and a better understanding of the mixing of existing materials.
Alessandro Pira   +6 more
doaj   +1 more source

Bird Integumentary Melanins: Biosynthesis, Forms, Function and Evolution [PDF]

open access: yes, 2016
Melanins are the ubiquitous pigments distributed in nature. They are one of the main pigments responsible for colors in living cells. Birds are among the most diverse animals regarding melanin-based coloration, especially in the plumage, although they ...
Agrup   +40 more
core   +2 more sources

Melanins as Sustainable Resources for Advanced Biotechnological Applications

open access: yesGlobal Challenges, 2021
Melanins are a class of biopolymers that are widespread in nature and have diverse origins, chemical compositions, and functions. Their chemical, electrical, optical, and paramagnetic properties offer opportunities for applications in materials science ...
Hanaa A. Galeb   +8 more
doaj   +1 more source

Investigation of Inonotus obliquus (Pers.) Pil. Extracts and Melanins after RF-plasma Treatment of Raw Material [PDF]

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2016
High-frequency capacitive discharge (RF plasma) at low pressure was used as preliminary stage for the intensification of extraction from natural medicinal raw material.
O.Yu. Kuznetsova   +4 more
doaj  

Redox activity of melanin from the ink sac of Sepia officinalis by means of colorimetric oxidative assay [PDF]

open access: yes, 2015
The redox properties of natural extract from cuttlefish ink sac (Sepia officinalis) and synthetic melanin used as a biomimetic in melanin structural investigation were determined by comparison of this phenol-based heterogeneous pigment with gallic acid ...
Correlo, V. M.   +4 more
core   +1 more source

Effect of UV irradiation on free radicals in synthetic melanin and melanin biopolymer from Sepia officinalis – EPR examination

open access: yesNukleonika, 2015
Free radicals in synthetic melanin and melanin from Sepia officinalis were studied by electron paramagnetic resonance (EPR) spectroscopy. The effect of time of ultraviolet (UV) irradiation on free radicals in these melanins was tested.
Zdybel Magdalena, Pilawa Barbara
doaj   +1 more source

Incontinentia Pigmenti: A Rare Genodermatosis in a Male Child [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Incontinentia pigmenti is rare X-linked dominant disorder. There is no consistent expression of Incontinetia pigmenti in female child, but in male child, they always lead to death in utero.
Dinesh Kumar Narayana Swamy   +3 more
doaj   +1 more source

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