Results 11 to 20 of about 2,741 (204)

Colored Surfaces Made of Synthetic Eumelanin [PDF]

open access: yesNanomaterials, 2021
The polymerization of 3,4-dihydroxy-L-phenylalanine leads to a carboxylic acid-rich synthetic melanin-like material (poly-L-DOPA). Synthetic melanin most resembles natural eumelanin in chemical structure. However, its deposition on surfaces leading to colored surfaces by interference is not as easy to accomplish as in the case of the preparation of ...
Gema Marcelo   +3 more
openaire   +4 more sources

Bioactive Compounds, Physico-Chemical Characteristics, and Sensory Analysis of Biscuits Enriched with Saffron as Natural Colorant

open access: yesActa Universitatis Cibiniensis. Series E: Food Technology, 2023
Recently, the primary focus of the food industry lies in replacing synthetic additives with natural ones. Saffron (Crocus sativus) is an agricultural product used by agri-food industries as naturel colorant.
Chaalal Makhlouf   +2 more
doaj   +1 more source

BIOLOGICAL EVALUATION OF MALLOW LEAVES AND TOMATO WASTES AS A SOURCE OF NATURAL FOOD COLORANTS [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2003
Nowaday the colors play an important role in food and drug industries. In this investigation, synthetic dyes which are used in food Industry (Tartrazine/Brilliant Blue and Sunset yellow) either singly or as a mixture of the natural color (dry mallow ...
Badea, Younis   +3 more
doaj   +1 more source

Determination of Five Synthetic Colorants in Grain Food by High Performance Liquid Chromatography-tandem Mass Spectrum

open access: yesLiang you shipin ke-ji, 2021
A new application of baking soda was developed, the synthetic colorant in cereal was extracted by adding with methanol solution in this paper.To develop new uses of edible bicarbonate,synthetic colorants were extracted from cereals by adding methanol ...
ZHANG Chun-e   +4 more
doaj   +1 more source

Red Tomato Products as an Alternative to Reduce Synthetic Dyes in the Food Industry: A Review

open access: yesMolecules, 2021
Most dyes used in the food industry are synthetic and can be a health hazard. Red tomato may serve as a natural alternative dye to replace synthetic colorants.
Tiago Alves Castro   +8 more
doaj   +1 more source

A Pipeline for the Generation of Synthetic Cardiac Color Doppler

open access: yesIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2022
Color Doppler imaging (CDI) is the modality of choice for simultaneous visualization of myocardium and intracavitary flow over a wide scan area. This visualization modality is subject to several sources of error, the main ones being aliasing and clutter. Mitigation of these artifacts is a major concern for better analysis of intracardiac flow.
Yunyun Sun   +6 more
openaire   +4 more sources

Determination of synthetic colorants and natural carmine in wines

open access: yesOENO One, 1999
Methods were developed for the determination of synthetic colorants and natural carmine (E120) in wines. The synthetic colorants studied were tartrazine (E102), quinoline yellow (E104), sunset yellow (E110), azo ruby (E122), amaranth (E123), ponceau 4R ...
S. Virtanen   +2 more
doaj   +1 more source

Chronic exposure to synthetic food colorant Allura Red AC promotes susceptibility to experimental colitis via intestinal serotonin in mice

open access: yesNature Communications, 2022
Chemicals in food are widely used leading to significant human exposure. Allura Red AC (AR) is a highly common synthetic colorant; however, little is known about its impact on colitis.
Yun Han Kwon   +13 more
doaj   +1 more source

Using a B-Phycoerythrin Extract as a Natural Colorant: Application in Milk-Based Products

open access: yesMolecules, 2021
Nowadays, there is a growing interest in finding new coloring molecules of natural origin that can increase and diversify the offer of natural food dyes already present in the market.
Ana Belén García   +3 more
doaj   +1 more source

LABORATORY STUDIES ON NATURAL FABRICS TEXTILE PRINTING WITH SPIRULINA PLATENSIS SOURCED PHYCOCYANIN [PDF]

open access: yesAnnals of the University of Oradea: Fascicle of Textiles, Leatherwork, 2021
Naturally sourced elements represent a sustainable alternative solution for the textile finishing industry, in the context of intense use of contamined, fossil-based raw materials. This study focuses on the exploration of an alternative naturally sourced
MOLDOVAN Simona   +6 more
doaj  

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