Results 31 to 40 of about 3,326,305 (294)

Detection Papers with Chromogenic Chemosensors for Direct Visual Detection and Distinction of Liquid Chemical Warfare Agents

open access: yesChemosensors, 2019
This work provides a summary of our results in the area of the experimental development of detection paper for the detection of liquid phase chemical warfare agents (drops, aerosol), the presence of which is demonstrated by the development of ...
Vladimír Pitschmann   +5 more
doaj   +1 more source

Novel Osteo Refurbishment Method and Choice of Colouring Materials for Anatomy Specimens

open access: yesMedeniyet Medical Journal, 2023
Objective: The introduction of competency-based medical education curriculum and a shifted focus towards self-directed learning (SDL) in medical schools across the world has necessitated a reduction of didactic teaching hours.
Dibakar BORTHAKUR   +3 more
doaj   +1 more source

PENDAMPINGAN PENDIRIAN UKM ELANG JAWA MELALUI MESIN PEWARNAAN BATIK DAN HKI

open access: yesJurnal Kewirausahaan dan Bisnis, 2019
UKM Elang Jawa and UKM Ontorejo is an SMEs engaged in batik craft in Sragen Regency. In the batik production process, these SMEs have difficulties in the process of coloring batik, more on color alignment for the purposes of coloring cloth with a length ...
Susantiningrum Susantiningrum   +2 more
doaj   +1 more source

Plant Food Dyes with Antioxidant Properties and Allergies—Friend or Enemy?

open access: yesAntioxidants, 2023
Color is an important food attribute which increases its attractiveness, thus influencing consumer preferences and acceptance of food products. The characteristic color of fresh, raw food is due to natural dyes present in natural food sources. Food loses
Kinga Lis, Zbigniew Bartuzi
doaj   +1 more source

Effect of coloring solutions on microhardness and surface roughness of bleached nanohybrid composite restorations

open access: yesJournal of Orofacial Sciences
Introduction: Studies on the effects of coloring solutions such as coffee and cola on the surface properties of bleached composite restorations are limited. Also, the effect of coloring agents on surface roughness and microhardness of composite specimens
Mohammad Reza Taghizadeh   +3 more
doaj   +1 more source

Effect of potentially chromogenic beverages on shear bond strength of acrylic denture teeth to heat-polymerized denture base resins

open access: yesThe Journal of Indian Prosthodontic Society, 2016
Background: Detachment of denture acrylic resin artificial teeth from denture base resin is one of the most common problems presented by denture wearers.
Karin Hermana Neppelenbroek   +5 more
doaj   +1 more source

Preparation and properties of cotton fabrics dyed by Aronia (Aronia melanocarpa) extract and chitosan

open access: yesFashion and Textiles, 2023
Naturally occurring compounds can be utilized as coloring and finishing agents in environmentally friendly textile products. Aronia melanocarpa (Aronia) fruits (berries) are rich in bioactive compounds such as various form of polyphenolic compounds ...
Kyung Hwa Hong
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Impact of coffee exposure on the color adjustment potential of universal-shade resin composites: an in vitro study [PDF]

open access: yesRevista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial
Objectives: This study aimed to evaluate the color adjustment potential (CAP) of a universal-shade composite resin applied to acrylic teeth of different shades under various storage conditions and over different time intervals.
Berkant Sezer   +2 more
doaj   +1 more source

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