Results 51 to 60 of about 12,369 (282)

Eumelanin Adsorption on Silicon: Optical Properties of Si(001)-Adsorbed Eumelanin Tetrameric Protomolecules [PDF]

open access: yesThe Journal of Physical Chemistry C, 2020
We predict the optical properties (in particular optical absorbance and reflectance anisotropy spectra (RAS)) of the silicon(001) surface organically functionalized by the adsorption of chosen tetr...
Molteni, Elena   +4 more
openaire   +1 more source

Macrophage migration inhibitory factor (MIF) family in arthropods : Cloning and expression analysis of two MIF and one D-dopachrome tautomerase (DDT) homologues in Mud crabs, Scylla paramamosain [PDF]

open access: yes, 2016
Acknowledgements This research was supported by grants from the National Natural Science Foundation of China (Nos. 31172438 and U1205123), the Natural Science Foundation of Fujian Province (No.
Duan, Li-Peng   +7 more
core   +1 more source

An electrochemical study of natural and chemically controlled eumelanin

open access: yesAPL Materials, 2017
Eumelanin is the most common form of the pigment melanin in the human body, with functions including antioxidant behavior, metal chelation, and free radical scavenging. This biopigment is of interest for biologically derived batteries and supercapacitors.
Ri Xu   +5 more
doaj   +1 more source

Elucidation of the hierarchical structure of natural eumelanins [PDF]

open access: yes, 2018
Eumelanin is one of the most ubiquitous pigments in living organisms and plays an important role in coloration and UV protection. Because eumelanin is highly cross-linked and insoluble in solvents, the chemical structure is still not completely known. In
Chen, Wei   +8 more
core   +2 more sources

Micropatterned Silk-Fibroin/Eumelanin Composite Films for Bioelectronic Applications.

open access: yesACS Biomaterials Science & Engineering, 2021
There has been growing interest in the use of natural bionanomaterials and nanostructured systems for diverse biomedical applications. Such materials can confer unique functional properties as well as address concerns pertaining to sustainability in ...
Yun Hee Youn   +7 more
semanticscholar   +1 more source

Characterisation of eumelanin-chitosan films [PDF]

open access: yesActa Horticulturae, 2018
Food packaging films based on chitosan (1%, w/v) were developed by optimising chitosan thin films with different concentrations of eumelanin 0, 0.05, 0.1, 0.2 and 0.4% respectively. The properties of eumelanin-chitosan (EU-Ch) films, including colour, water contact angle, mechanical properties, degradation ratio, moisture content (MC), and total ...
Jaitrong, S.   +4 more
openaire   +2 more sources

Metabolic Basis and Clinical Evidence for Skin Lightening Effects of Thiol Compounds

open access: yesAntioxidants, 2022
Melanin pigment is a major factor in determining the color of the skin, and its abnormal increase or decrease can cause serious pigmentation disorders.
Yong Chool Boo
doaj   +1 more source

Antimicrobial peptides: agents of border protection for companion animals. [PDF]

open access: yes, 2012
Over the past 20 years, there have been significant inroads into understanding the roles of antimicrobial peptides in homeostatic functions and their involvement in disease pathogenesis.
Affolter, Verena K   +2 more
core   +1 more source

Redox chemistry in eumelanin

open access: yes2019 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2019
Eumelanin is a perspective conductive biomolecular material, which has already been used for making various bioelectronic devices ranging from transistors to batteries. It is known that its conductivity mechanisms are governed by a redox comproportionation reaction.
K. A. Motovilov   +9 more
openaire   +2 more sources

The Redox Properties of Polyphenols and Their Role in ROS Generation for Biomedical Applications

open access: yesAngewandte Chemie, Volume 138, Issue 3, 16 January 2026.
The dual redox nature of polyphenols enables antioxidant activity and controlled reactive oxygen species (ROS) generation. This review details the biomedical applications of polyphenols in materials such as nanoparticles, coatings, and hydrogels for antimicrobial, tissue regeneration, and cancer therapies.
Jose Bolaños‐Cardet   +7 more
wiley   +2 more sources

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