Results 21 to 30 of about 21,003 (323)

Melanin Chemistry and Melanin Precursors in Melanoma

open access: yesJournal of Investigative Dermatology, 1989
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Kazumasa Wakamatsu, Shosuke Ito
openaire   +3 more sources

The First Homozygote Mutation c.499G>T (Asp167Tyr) in the RPE65 Gene Encoding Retinoid Isomerohydrolase Causing Retinal Dystrophy

open access: yesCurrent Issues in Molecular Biology, 2022
RPE65, an abundant membrane-associated protein present in the retinal pigment epithelium (RPE), is a vital retinoid isomerase necessary for regenerating 11-cis-retinaldehyde from all-trans retinol in the visual cycle.
Mirjana Bjeloš   +4 more
doaj   +1 more source

A differential genome-wide transcriptome analysis : impact of cellular copper on complex biological processes like aging and development [PDF]

open access: yes, 2012
The regulation of cellular copper homeostasis is crucial in biology. Impairments lead to severe dysfunctions and are known to affect aging and development.
Grimm, Carolin   +3 more
core   +6 more sources

Melanin from the nitrogen-fixing bacterium Azotobacter chroococcum: a spectroscopic characterization. [PDF]

open access: yesPLoS ONE, 2014
Melanins, the ubiquitous hetero-polymer pigments found widely dispersed among various life forms, are usually dark brown/black in colour. Although melanins have variety of biological functions, including protection against ultraviolet radiation of ...
Aulie Banerjee   +2 more
doaj   +1 more source

Genetic and Environmental Factors Influencing the Production of Select Fungal Colorants: Challenges and Opportunities in Industrial Applications

open access: yesJournal of Fungi, 2023
Natural colorants, mostly of plant and fungal origins, offer advantages over chemically synthetic colorants in terms of alleviating environmental pollution and promoting human health.
Lan Lin, Tong Zhang, Jianping Xu
doaj   +1 more source

Fungal Melanin and the Mammalian Immune System

open access: yesJournal of Fungi, 2021
Melanins are ubiquitous complex polymers that are commonly known in humans to cause pigmentation of our skin. Melanins are also present in bacteria, fungi, and helminths.
Sichen Liu   +3 more
doaj   +1 more source

SEARCH PRODUCERS OF POLYPHENOLS AND SOME PIGMENTS AMONG BASIDIOMYCETES [PDF]

open access: yesBiotechnologia Acta, 2014
General content of polyphenols, carotenoids and melanin in basidiomycetes carpophorus was determined. 50 species were studied, 27 of which belong to the Polyporales form and 23 are to the Agaricales form.
Fedotov О. V., Veligodska A. K.
doaj   +1 more source

Production of Melanins With Recombinant Microorganisms

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
The melanins constitute a diverse group of natural products found in most organisms, having functions related to protection against chemical and physical stresses.
Luz María Martínez   +2 more
doaj   +1 more source

Signaling in a polluted world: oxidative stress as an overlooked mechanism linking contaminants to animal communication [PDF]

open access: yes, 2016
The capacity to communicate effectively with other individuals plays a critical role in the daily life of an individual and can have important fitness consequences.
Costantini, David, Marasco, Valeria
core   +1 more source

Fungal Melanins and Applications in Healthcare, Bioremediation and Industry

open access: yesJournal of Fungi, 2021
Melanin is a complex multifunctional pigment found in all kingdoms of life, including fungi. The complex chemical structure of fungal melanins, yet to be fully elucidated, lends them multiple unique functions ranging from radioprotection and antioxidant ...
Ellie Rose Mattoon   +2 more
doaj   +1 more source

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