Results 91 to 100 of about 5,568,418 (255)

Upcycling Keratin‐Based Textile Waste Into High‐Performance Hybrid Fibers Via Tuning the Interfacial Interactions

open access: yesAdvanced Functional Materials, EarlyView.
Keratin recovered from animal‐hair textile waste is fractionated and blended with cellulose to produce continuously spun hybrid fibers. Selecting the high‐molecular‐weight keratin fraction enables 30 wt.% keratin incorporation while maintaining high strength in dry and wet states.
Mian Zhai   +6 more
wiley   +1 more source

Phenolic contents, antioxidant properties phenolic contents and antioxidant properties of muscari parviflorum desf.

open access: yes, 2012
Oxidative stress can be the result of normal metabolic activity or environmental factors. Geophytes, especially the Muscari Mill. species are very important in the plant groups. Many kinds of flavonoids have been identified in Muscari Mill plants. Flavonoids have many functions in the biochemistry, physiology and ecology of plants.
Mammadov, Ramazan   +2 more
openaire   +2 more sources

Phenylalanine and urea foliar applications to grapevine: Effect on wine phenolic content

open access: yes, 2015
Phenolic compounds play a key role in the organoleptic properties of wines. Viticultural practices may influence grape and wine phenolic content, thus determining their quality.
González-Arenzana, L. [0000-0001-5181-3173]   +16 more
core   +1 more source

Genetically Programmed Shape‐Morphing of Engineered Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
Here, bacterial and mammalian engineered living materials (ELMs) are presented, in which living cells direct genetically programmed and enzymatically mediated shape‐morphing. The resulting deformation and shape‐recovery can be actuated in a genetically controlled manner by an ELM incorporating out‐of‐equilibrium counteracting biochemical reactions with
Jan Becker   +7 more
wiley   +1 more source

Crassula and the content of phenolic compounds

open access: yesФактори експериментальної еволюції організмів, 2013
Aims. One important area of biological research is to study the various representatives of the higher plants, including in relation to their possible use for the production of biologically active secondary metabolites.
P. V. Lapshin, N. V. Zagoskina
doaj  

Determination of Phenol Red in Gastric Contents.

open access: yesExperimental Biology and Medicine, 1937
A dilution indicator in gastric analysis is a substance employed for determining quantitatively the proportion of residual test meal present in a sample of gastric contents. Of the numerous substances so employed, phenolphthalein and phenol red (P.R.) are the most common.
F. Hollander, A. Penner, M. Saltzman
openaire   +1 more source

Phenolic acid composition, antioxidant activity and phenolic content of tarhana supplemented with oat flour

open access: yesFood Chemistry, 2014
In this study, oat flour (OF) was used to replace wheat flour in tarhana formulation at the levels of 10, 20, 30 and 40% (w/w). Control sample did not contain OF. The results showed that addition of OF caused increases in levels of phenolic acids within tarhana samples.
Kilci, A., Gocmen, D.
openaire   +4 more sources

Total phenolic content and its antioxidant accessed by FRAP method.

open access: yes, 2019
Total phenolic content and its antioxidant accessed by FRAP method.
Watcharin Loilome (130145)   +5 more
core   +1 more source

Structure‐Property Relationships in Catecholamine Coatings for Broad Surface Functionalization

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by mussel adhesive proteins (MAPs), six catecholamine molecules with different molecular structure were systematically characterized and compared based on their ability to form homogeneous, reactive coatings. Highlighting candidates capable of balancing coating properties of interest, their successful use as primer layers for organic and ...
Caroline F. Harms   +5 more
wiley   +1 more source

STUDI OPTIMASI EKSTRAKSI KANDUNGAN SENYAWA FENOLIK TOTAL DAN UJI AKTIVITAS ANTIOKSIDAN DARI DAUN MANGGIS (Garcinia mangostana Linn.)

open access: yesJurnal Riset Kimia, 2019
This study aims to determine antioxidant activity and total phenolic content of mangosteen leaves in several different solvents. The antioxidant activity test of the extract was determined by the DPPH method and the total phenolic content was determined ...
Emil Salim   +3 more
doaj   +1 more source

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