Results 41 to 50 of about 3,116,685 (284)

Efficacy of Some Plants Extracts for Natural Dyeing of Human Hair

open access: yesJournal of Natural Fibers, 2022
Interest in natural hair dyes is continuously growing as these are green alternatives to synthetic dyes. A single natural dye may not be the right color for many people.
Shaukat Ali   +2 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Fundamentals of color teaching in post-graduate education [PDF]

open access: yes, 2019
In this research we present a framework on the theory of color culture and science education in the context of a master program in Color De sign & Technology organized in Italy since 2014.
Plutino A., Rossi M., Rizzi A.
core   +1 more source

Application of myrrh extract as an eco-friendly dye and antimicrobial agent on wool and silk fabrics part 1: Dyeing with myrrh extract

open access: yesJournal of Natural Fibers, 2019
This part investigates the dyeing properties of myrrh (Commiphora molmol) extract on wool and silk fabrics and the use of eco-friendly materials such as sumac (Rhus coriaria) and manjakani (Quercus infectoria) as mordants.
H. A. Al Alamoudi, A. A. Salem
doaj   +1 more source

Application of Heat Treatment for Coloration and Hairiness Reduction of Wool Yarns

open access: yesJournal of Natural Fibers, 2021
Novel water and dye-free heat treatment method was used to color wool yarn. The heat treatment can not only give the white wool yarn new color but also minimize the yarn hairiness. The influences of heating treatment temperature and time on the wool yarn
Daiqi Li   +3 more
doaj   +1 more source

Matching the Color Difference Between Asphalt Mixture and Cement Grouting Paste Used in Semi-flexible Pavement

open access: yesFrontiers in Materials, 2022
In order to match the color difference between black asphalt mixture and light-colored cement grouting paste in semiflexible pavement, carbon black (CB) with four mass ratios (i.e., 2, 4, 6, and 8%) was incorporated into a rapid-hardening cement grouting
Deng Haibin   +4 more
doaj   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Color- and strength-graded zirconia: Strength, light transmission, and composition

open access: yesThe Journal of Prosthetic Dentistry
Natural teeth are graded in terms of translucency and strength. Graded zirconia materials are now available with a higher yttria content on the top or in the enamel zone to increase surface translucency and a lower yttria content on the bottom or in the dentin zone to increase strength.
Anvita Maharishi   +2 more
openaire   +2 more sources

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Effect of Silver Nanoparticles on Some Physical& Biological Properties of Fluid Denture Base Material

open access: yesAl-Kitab Journal for Pure Sciences, 2023
Poly methyl methacrylate (PMMA) is one of the most widely used materials in modern prosthodontics. It is widely known due to its simplicity in use and acceptable aesthetic.
Jaymin DhahirTaher   +1 more
doaj   +1 more source

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