Results 51 to 60 of about 732 (165)

Purification, Characterization and Photodegradation\ud studies of modified sepia melanin (Sepia officinalis).\ud Determination of Eumelanin content in fibers from\ud Alpaca (Vicugna pacos). [PDF]

open access: yes, 2011
Currently melanins are still enigmatic bio-pigments bearing a structure as well as methods of determination not clearly fixed by the international scientific community. In many\ud respects melanins are unique among biopolymers.
Magarelli, Mario
core  

Single‐cell profiling of MC1R‐inhibited melanocytes

open access: yesPigment Cell &Melanoma Research, Volume 37, Issue 2, Page 291-308, March 2024.
Research Highlights Single‐cell RNAseq of MC1R‐inhibited melanocytes elucidates a set of differentially expressed genes with no previous ties to pigmentation or melanocyte biology. This list includes Tbx3 which we show binds to T‐ and E‐boxes of candidate target genes, including those with known roles in pigmentation. Abstract The human red hair color (
H. Matthew Berns   +8 more
wiley   +1 more source

Melanin Zinc Complex as a Biocompatible Agent for Clearing Bacteremia

open access: yesAdvanced Materials Interfaces, Volume 11, Issue 5, February 13, 2024.
Sepsis is whole‐body inflammation caused by the contamination of blood by bacteria and endotoxins. This study is to investigate the capability of eumelanin pigment to remove bacteria or endotoxins from the whole blood. The natural origin of melanin and its well‐documented biocompatibility makes it an ideal material to interface with human blood, which ...
Tahmineh Rahmani Eliato   +5 more
wiley   +1 more source

Extracted ion chromatograms of melanin oxidation product standards and melanin reference compounds (standard mixture of oxidation products, synthetic eumelanin, Sepia ink melanin) as well as biological samples (human hair, chicken feather, bivalve shell) following alkaline oxidation.

open access: yes, 2019
Extracted ion chromatograms of melanin oxidation product standards and melanin reference compounds (standard mixture of oxidation products, synthetic eumelanin, Sepia ink melanin) as well as biological samples (human hair, chicken feather, bivalve shell)
Klaus Wolkenstein (1367886)   +4 more
core   +1 more source

Binding of memantine to melanin: influence of type of melanin and characteristics

open access: yes, 2003
The objectives of this study were to characterize sepia, synthetic, and bovine melanin and to determine their binding characteristics to the drug memantine. Physical methods were used to characterize sepia, synthetic, and bovine melanin.
Koeberle, M.   +3 more
core   +1 more source

Natural Dye Sensitizer for Grӓtzel Cells: Sepia Melanin

open access: yes, 2015
Research Article published by Science and Education Publishing Vol. 3, No. 1, 2015The efficiency of Grätzel cell can be further improved by the anchoring groups, such as COOH to be adsorbed onto the TiO2 surface with a large electronic coupling.
Maaza, Malik   +6 more
core   +1 more source

Melaninas quimicamente modificadas: preparação, caracterização, citotoxicidade, atividade antioxidante e interação com espécies catiônicas [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Química, Florianópolis, 2015.Melaninas são bio-oligômeros de ocorrência natural que podem ser encontradas na pele, no cabelo,
Costa, Thiago Guimarães
core  

Purification, characterization and analysis of sepia melanin from Purification, characterization and analysis of sepia melanin from

open access: yes, 2010
En el momento las melaninas son bio-pigmentos enigmáticos todavía con estructura y métodos de determinación que no son claramente entendidos por la comunidad científica internacional.
Magarelli, Mario   +2 more
core  

EPR studies of paramagnetic centers in melanin from Sepia officinalis

open access: yes, 2009
Przeprowadzono badania właściwości paramagnetycznych biopolimeru melaninowego otrzymanego z Sepia officinalis z zastosowaniem spektroskopii elektronowego rezonansu paramagnetycznego na pasmo X (9,3 GHz).
Wilczyński, S.   +3 more
core  

Electron microscopic studies of various cells in the alveolar wall of mice with special reference to spheroid alveolar epithelial cells after intravenous injection of squid-ink (sepia-melanin) solution

open access: yes, 1977
The effect of an intravenous injection of squid-ink (sepia-melanin) solution on adult mouse spheroid alveolar epithelial cells was observed by the electron microscope.
Suwa, Kiichi
core   +1 more source

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