Results 111 to 120 of about 135,838 (246)

Chlorella vulgaris biorefineries: sustainable biofuels and high‐value carbon capture

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Global reliance on fossil fuels has created urgent economic and environmental challenges, yet large‐scale use of algal biomass remains limited by production costs. Industrial scaling is constrained by inefficient harvesting and the technical challenges of processing recalcitrant cell walls.
Sandyelle Ferreira Alcântara Araújo   +13 more
wiley   +1 more source

DPPH scavenging effects of HBK-14 and HBK-15.

open access: yes, 2016
DPPH scavenging effects of HBK-14 and HBK-15.
Karolina Pytka (818713)   +5 more
core   +1 more source

Exploring the potential of ucuúba (Virola surinamensis) seed fat

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Ucuúba (Virola surinamensis) fat is an important income source for Amazonian communities. Local businesses typically process whole seeds for fat extraction; however, seed structural integrity may influence extraction efficiency and fat quality.
Juan David Marmolejo Tascón   +4 more
wiley   +1 more source

Antioxidant activity of the extract and standards towards DPPH.

open access: yes, 2016
Antioxidant activity of the extract and standards towards DPPH.
Felipe Hugo A. Fernandes (3169101)   +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

Antioxidant Potential of Arogyavardhini Vati Extract by DPPH Assay

open access: yes
Arogyavardhini Vati, an Ayurvedic medicine, was commonly used during the COVID-19 pandemic for its immunomodulatory and therapeutic properties. The DPPH radical scavenging assay in this study revealed its antioxidant potential.
Dhabe, Arvind Shankarrao   +2 more
core   +1 more source

DPPH inhibition (%) versus concentration of BHT.

open access: yes, 2015
DPPH inhibition (%) versus concentration of BHT.
Diana Nicoleta Raba (795134)   +5 more
core   +1 more source

Nano‐networks via reaction‐induced self‐assembly coordinate spatiotemporal multi‐drug delivery for acute kidney injury therapy

open access: yesBMEMat, EarlyView.
Multifunctional nano‐networks (NNWs) are prepared via reaction‐induced self‐assembly (RISA) of spermidine (SPD), epigallocatechin gallate (EGCG), 2‐formylphenylboronic acid (2‐FPBA), and deferoxamine (DFO) through dynamic iminoboronate bonds. These NNWs leverage the oxidative AKI microenvironment to trigger disintegration, enabling site‐specific ...
Juan Jin   +17 more
wiley   +1 more source

Impact of storage time and solvent type on 2,2-diphenyl-1-picrylhydrazyl free radical stability

open access: yesCase Studies in Chemical and Environmental Engineering
The effect of storage time and solvent on 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical stability was studied using electron spin resonance. Tetrahydrofuran affected the g-factor due to a rearrangement within the DPPH structure that changed the radical ...
Rachid Ismail, Joy H. Tannous
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

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