Results 101 to 110 of about 161,711 (240)

Sequential catalytic nanosystem of carbon dots and uricase integrated with polydopamine for therapy of gouty wound ulceration

open access: yesBMEMat, EarlyView.
Sequential dual‐catalytic treatment of the gout wound ulceration process by CDs‐Uri@PDA. (a) Synthesis steps and morphology of CDs‐Uri@PDA. (b) Sequential treatment process and mechanism of CDs‐Uri@PDA for gout wound ulceration according to (i) uric acid reduction, (ii) antibacterial activity, and (iii) anti‐inflammatory effects.
Yonglan Yang   +11 more
wiley   +1 more source

Rapid Estimation of Tocopherol Content in Linseed and Sunflower Oils-Reactivity and Assay

open access: yesMolecules, 2015
The reactivity of tocopherols with 2,2-diphenyl-1-picrylhydrazyl (DPPH) was studied in model systems in order to establish a method for quantifying vitamin E in plant oils. The method was optimized with respect to solvent composition of the assay medium,
Tjaša Prevc   +5 more
doaj   +1 more source

Electron compensation‐gated nanomotor for immunomodulation and microenvironment remodeling in bacterial pneumonia therapy

open access: yesBMEMat, EarlyView.
A nanomotor featuring an “electronic lock” via electron compensation in an Au‐Ag alloy ensures therapeutic precision. Near‐infrared light acts as a key, unlocking on‐demand Ag+ release for synergistic bactericidal action and microenvironment remodeling to potently treat bacterial pneumonia. Abstract Bacterial pneumonia treatment is severely hampered by
Chenglong Xue   +4 more
wiley   +1 more source

Avaliação do potencial antioxidante (in vitro e in vivo) e antiinflamatório de Ouratea parviflora, Polymnia sonchifolia e Marlierea obscura [PDF]

open access: yes, 2005
Dissertação (mestrado) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Programa de Pós-Graduação em Biotecnologia.A medicina popular tem-se utilizado de plantas para o tratamento das mais diversas patologias, entretanto faz-se ...
Carbonari, Karina Azambuja
core  

Probiotic spore‐based bioresponsive drug delivery for reversing inflammatory bowel disease and its associated anxiety and depression

open access: yesBMEMat, EarlyView.
A probiotic spore‐based drug delivery system (BCS‐Que@ApNPs) provides excellent targeted delivery, bioresponsive drug release, and long‐term retention (over 48 h), making it suitable for oral treatment of inflammatory bowel disease and its associated anxiety and depression.
Qingling Song   +9 more
wiley   +1 more source

Ferromagnetic phase transition of DPPH induced by a helical magnetic field

open access: yesResults in Physics
We report the results of a novel experiment in which we observed an anomalous phase transition of a DPPH sample from its natural paramagnetic state, essentially a non‑magnetic material, to a ferromagnetic state at room temperature using a specifically ...
Emmanouil Markoulakis   +6 more
doaj   +1 more source

Preparation of DPPH and Its Derivatives

open access: yes, 2013
วารสารวิชาการและวิจัย มทร.พระนคร, 6 (2) : 167-179Abstract This article reviews literatures concerning preparation of stable free radical DPPH (2,2-diphenyl-1-picrylhydrazyl) and its derivatives.
วสุพงษ์พันธ์, วันเพ็ญ   +1 more
core  

Processing‐Induced Changes in Bioactive Compounds, Physicochemical, Nutritional, and Sensory Properties of Asian Salted Noodles Fortified With Red Beetroot Flour

open access: yesCereal Chemistry, EarlyView.
ABSTRACT Background and Objectives Asian salted noodles (ASN) are popular in East and Southeast Asia and in parts of Europe and the Americas. However, ASN are deficient in certain nutrients (e.g., vitamins, minerals, and dietary fiber) and bioactive compounds.
Gia Ngoc Lam, Fan Zhu
wiley   +1 more source

Perspectives in biomedicine: Superfoods and antioxidant power classification

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The market value of natural food antioxidants will double to 8 billion USD by 2033, driven by a global consumer demand for ‘clean label’ products and proactive wellness solutions. However, the industrial application and health labelling (commercial brands) of these compounds remain severely constrained by inconsistent analytical methods.
Domenico Fuoco, Gregory S. Patience
wiley   +1 more source

ACTIVIDAD ANTIOXIDANTE DEL ACEITE ESENCIAL DE ORÉGANO (Lippia origanoides H.B.K) DEL ALTO PATÍA ATIVIDADE ANTIOXIDANTE DO ÓLEO ESSENCIAL DE ORÉGANO (Lippia origanoides H.B.K) DO ALTO PATIA ANTIOXIDANT ACTIVITY OFESSENTIAL OILS OF OREGANO (Lippia origanoides H.B.K) GROWN IN ALTO PATIA

open access: yesBiotecnología en el Sector Agropecuario y Agroindustrial, 2012
Debido a los posibles efectos carcinogénicos de algunos antioxidantes sintéticos las investigaciones sobre la obtención y evaluación de antioxidantes naturales tienen un creciente interés.
OSCAR ARANGO B.   +3 more
doaj  

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