Results 71 to 80 of about 65,646 (171)

Purification and characterisation of a sulphur rich melanin from edible mushroom Termitomyces albuminosus Heim

open access: yesMycology, 2018
Production, purification and characterisation of a black pigment from Termitomyces albuminosus as melanin is reported, for the first time, from shaken submerged culture condition using scanning electron microscopy (SEM), elemental analysis, ultraviolet ...
Rosy Agnes De Souza   +2 more
doaj   +1 more source

Optical studies of melanin films as a material for solar light absorbers [PDF]

open access: yesarXiv
This study investigates optical and electrical properties of thin melanin films self-organized grown from water solutions of eumelanin extracted from edible plants. The melanin films exhibit the characteristics of a transparent low conductive polymer with stable in time electrical parameters.
arxiv  

Tip-Enhanced Raman Spectroscopy of Cell Wall Heterogeneity for Aspergillus Fumigatus [PDF]

open access: yesarXiv
Tip-enhanced Raman spectroscopy (TERS) enables nanoscale chemical mapping of biological structures, providing high-resolution, high-signal-to-noise ratio imaging into molecular distribution and interactions beyond the capabilities of conventional Raman imaging.
arxiv  

Isolation and Characterization of Melanin Producing Pseudomonas stutzeri Strain UIS2 in the Presence of l-tyrosine and Survey of Biological Properties of Its Melanin

open access: yesIranian Journal of Medical Microbiology, 2020
Background: Melanin is a negative charge hydrophobic complex pigment. Melanin is produced naturally in bacteria to protect them against UV, free radicals and environmental stresses. Pigment production in bacteria has more advantages than other biosources
Sahar Eskandari, Zahra Etemadifar
doaj  

Structural analysis and spectroscopic characterization of melanin-alginate films

open access: yesChemical Physics Impact
In this work, we present the spectroscopic and structural analysis of synthetic melanin incorporated within alginate films. We propose a synthesis methodology for alginate films with different concentrations of melanin.
Lidia Elizabeth Verduzco-Grajeda   +4 more
doaj  

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