Results 41 to 50 of about 3,145,782 (320)

Investigation of dyeing based on pandanus amaryllifolius for superhydrophobic coating in cotton-polyester blended in textile application [PDF]

open access: yes, 2020
Natural dyes are derived from natural resources. Colouring materials obtained from natural resources of plant, animal, mineral, and microbial origins were used for colouration of various textile materials.
Chew, Gin Yan   +3 more
core  

Interplay between carotenoids, abscisic acid and jasmonate guides the compatible rice-Meloidogyne graminicola interaction [PDF]

open access: yes, 2017
In this study, we have characterized the role of carotenoids and chlorophyll in the compatible interaction between the sedentary root knot nematode (RKN) Meloidogyne graminicola and the monocot model plant rice (Oryza sativa). Previous transcriptome data
Demeestere, Kristof   +5 more
core   +2 more sources

Optimization of Extraction of Natural Antimicrobial Pigments Using Supercritical Fluids: A Review

open access: yesProcesses, 2022
It has become increasingly popular to replace chemically synthesized compounds with natural counterparts mostly found in natural sources, such as natural pigments.
Tarek M. Abou Elmaaty   +3 more
semanticscholar   +1 more source

Multiple Roles of Photosynthetic and Sunscreen Pigments in Cyanobacteria Focusing on the Oxidative Stress

open access: yesMetabolites, 2013
Cyanobacteria have two types of sunscreen pigments, scytonemin and mycosporine-like amino acids (MAAs). These secondary metabolites are thought to play multiple roles against several environmental stresses such as UV radiation and desiccation.
Seiichi Matsugo   +2 more
doaj   +1 more source

Identification of senescence and death in Emiliania huxleyi and Thalassiosira pseudonana: Cell staining, chlorophyll alterations, and dimethylsulfoniopropionate (DMSP) metabolism [PDF]

open access: yes, 2012
We measured membrane permeability, hydrolytic enzyme, and caspase-like activities using fluorescent cell stains to document changes caused by nutrient exhaustion in the coccolithophore Emiliania huxleyi and the diatom Thalassiosira pseudonana, during ...
Airs, Ruth L.   +6 more
core   +1 more source

Marennine, Promising Blue Pigments from a Widespread Haslea Diatom Species Complex

open access: yesMarine Drugs, 2014
In diatoms, the main photosynthetic pigments are chlorophylls a and c, fucoxanthin, diadinoxanthin and diatoxanthin. The marine pennate diatom Haslea ostrearia has long been known for producing, in addition to these generic pigments, a water-soluble blue
Romain Gastineau   +25 more
doaj   +1 more source

On the stability of mediaeval inorganic pigments: a literature review of the effect of climate, material selection, biological activity, analysis and conservation treatments

open access: yesHeritage Science, 2017
This review is to be considered part of the development of the MEMORI dosimeter, to evaluate the impact of climate (relative humidity, temperature, illumination, etc., including volatile organic compounds) on moveable objects.
A. Coccato, L. Moens, P. Vandenabeele
semanticscholar   +1 more source

Remote Sensing of Chiral Signatures on Mars [PDF]

open access: yes, 2012
We describe circular polarization as a remote sensing diagnostic of chiral signatures which may be applied to Mars. The remarkable phenomenon of homochirality provides a unique biosignature which can be amenable to remote sensing through circular ...
Barron   +30 more
core   +2 more sources

Anthocyanins: Plant-based flavonoid pigments with diverse biological activities

open access: yesInternational Journal of Plant Based Pharmaceuticals, 2022
Anthocyanins are flavonoid containing polyphenolic phytochemicals. They are widely present in plants and accounts for different color shades displayed by the plant organs.
Sandip Patra   +4 more
doaj  

Effect of Saccharomyces cerevisiae Live Cell and Treated with Heat and Acid on Citrinin and Pigments of Monascus purpureus [PDF]

open access: yesPizhūhish va Nuāvarī dar ̒Ulūm va Sanāyi̒-i Ghaz̠āyī, 2020
Monascus purpureus can produce a wide range of natural pigments so attract the attention of food producers as substitute of synthetic colors. Monascus pigments usually accompanied with citrinin contamination which limits their wide application in foods ...
Hediyeh Davoudi Moghadam   +4 more
doaj   +1 more source

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