Results 71 to 80 of about 7,808 (255)

Sex-related differences of two ecologically divergent Salix species in the responses of enzyme activities to atmospheric CO2 enrichment

open access: yesBiologia Plantarum, 2013
Sex-related differences in the responses of plants to CO2 enrichment are still rarely studied. In this study, we examined the effects of elevated atmospheric CO2 (720 μmol mol-1) on the activities of polyphenoloxidases (PPOs) and guaiacol peroxidases ...
T. Ruuhola   +2 more
doaj   +1 more source

Polyphenol oxidase activity staining in polyacrylamide electrophoresis gels

open access: yes, 1997
An analytical method allowing the detection of polyphenol oxidase activity on polyacrylamide gel electrophoresis (PAGE) is described. The method is rapid, sensitive and specific and is based on a coupling reaction between 4-tert-butyl-o-benzoquinone and ...
Giulia Soddu   +9 more
core   +1 more source

Deciphering the catalytic and pharmacological mechanisms of Coptis chinensis herbzymes to renovate intestinal microenvironment for colitis alleviation

open access: yesBMEMat, EarlyView.
The synthesized CCzymes possess both antioxidant enzyme activity and pharmacological properties inherent to Coptis chinensis. By their antioxidant enzyme activity, CCzymes can attenuate oxidative stress within the inflammatory region of ulcerative colitis (UC), while their pharmacological activity acts on macrophage polarization and the intestinal ...
Zhichao Deng   +10 more
wiley   +1 more source

COMPARSION BETWEEN PPO FROM PLANT SOURCES AND DIFFER-ENT CHEMICALS IN TATTOO DYES DECOLORIZATION

open access: yesThe Iraqi Journal of Agricultural science, 2020
This study was aimed to measure the decolorization of tattoo dyes by different chemicals and polyphenol oxidases from several plant sources. The tattoo inks removal market has burgeoned over the years, due to increased spread of tattooed persons about ...
A. J. R. Al-Sa'ady
doaj   +1 more source

Biochemical Genetic Studies on Genotype Strains of Med-Fly Ceratitis capitata ( Wied. ) [PDF]

open access: yesJournal of Plant Protection and Pathology, 2016
The biochemical studies were carried out on  larvae, pupae and adult stages of four Med-fly  genotypes, i.e.  two laboratory strains (dark and yellow pupae), genetic sexing line (G.S.) and wild strain.
A. Awad, A. El-Minshawy, N. Sabrah
doaj   +1 more source

Rhizosphere soil properties of waxy sorghum under different row ratio configurations in waxy sorghum-soybean intercropping systems.

open access: yesPLoS ONE, 2023
To overcome the continuous planting obstacle and promote the sustainable production of waxy sorghum, a two-years field experiment was performed to determine the responses of waxy sorghum rhizosphere soil properties to different row ratio configurations ...
Mingbo Shao   +7 more
doaj   +1 more source

2D copper nanozyme patches facilitate bone regeneration via interfacial modulation of osteoclast‐osteoblast dynamics

open access: yesBMEMat, EarlyView.
This study develops a nano‐enzyme patch (ezPatch) targeting bone interfaces. Utilizing ligand‐to‐metal charge transfer (LMCT) catalysis and bone‐targeting ligands on copper nanosheets, ezPatch simultaneously scavenges reactive oxygen species (ROS) and generates oxygen in situ at bone‐losing sites.
Yi Chen   +12 more
wiley   +1 more source

Studying the physiological and yield responses of sunflower inbred lines to full and limited irrigation

open access: yesJournal of Integrative Agriculture, 2018
In order to study the physiological and yield responses of sunflower inbred lines to full and limited irrigation, an experiment was conducted in the growing season of 2014–2015 in the research field of the Agricultural Research Station in Khoi, Iran ...
Nasserghadimi Farshad   +3 more
doaj   +1 more source

Atomically precise metal cluster enzymes for pathological tissue regeneration

open access: yesBMEMat, EarlyView.
Schematic illustration of atomically precise metal cluster enzymes (MCEs) for pathological tissue regeneration. Atomically precise MCEs can modulate biological processes, such as attenuation of inflammatory responses, eradication of bacterial pathogens, regulation of angiogenesis, and promotion of cell development.
Ziqiang Xiong   +11 more
wiley   +1 more source

Recent Progress on Enzyme Immobilization: Materials, Strategies, and Applications

open access: yesFood Bioengineering, EarlyView.
Enzyme immobilization technology has undergone substantial evolution driven by advances in materials science. This review systematically examines the recent advances in enzyme immobilization since 2024, with a focused analysis of five major categories of enzyme carriers including covalent organic framework, metal‐organic frameworks, polymers, carbon ...
Shuran Wang   +7 more
wiley   +1 more source

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