Results 51 to 60 of about 22,613 (275)

Construction of a MOF‐Based Snap‐Top Delivery Nanosystem for Powerful Dual‐Responsive Synergistic Colitis Treatment

open access: yesAdvanced Science, EarlyView.
A snap‐top delivery nanosystem based on an azobenzene metal–organic framework achieves targeted release of 6‐mercaptopurine via acid‐stable frameworks and hypoxia/pH dual‐responsive β‐cyclodextrin gates. This multifunctional platform integrates three synergistic mechanisms: precision drug delivery to inflammatory sites, intrinsic antioxidant properties
Xin Li   +6 more
wiley   +1 more source

Milk urea analytical result reliability and its methodical possibilities in the Czech Republic

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2013
Control of milk urea concentration (MUC) can be used in diagnosis of the energy–nitrogen metabolism of cows. There are more analytical methods for MUC estimation and there are also discussions about their result reliability.
Jan Říha   +6 more
doaj   +1 more source

Near-Infrared Reflectance Spectrophotometry (NIRS) Application in the Amino Acid Profiling of Quality Protein Maize (QPM)

open access: yesFoods, 2022
The accurate quantification of amino acids in maize breeding programs is challenging due to the high cost of analysis using High-Performance Liquid Chromatography (HPLC) and other conventional methods.
Emmanuel Oladeji Alamu   +4 more
doaj   +1 more source

Mechanistic Design of Graphdiyne‐Based Multimodal Sensing Integrating Machine Learning and Photothermal Dynamics for Precision Recognition and On‐Demand Inactivation

open access: yesAdvanced Science, EarlyView.
A triple‐mode theranostic platform enables integrated electrochemical, colorimetric, and photothermal detection of bacterial infection. Glucose oxidation triggers H2O2 generation and TMB oxidation to oxTMB, producing color and thermal signals under 808 nm NIR irradiation.
Jing Xu   +8 more
wiley   +1 more source

Design of a Near Infrared Spectrophotometry Brain Imaging System [PDF]

open access: yes, 2010
Measuring brain activity is at task generally left for EEG or fMRI. However, there is a lesser known imaging technique known as near infrared spectrophotometry, in which near infrared light is shown into the patients head to measure changes in ...
Basuta, Sukneet
core  

The effectiveness and utility of near-infrared spectrophotometry for a rapid determination of nutrients in foods

open access: yes, 2017
We examined the effectiveness of near-infrared spectrophotometry for the nutrient analysis of foods. The energy contents of 18 commercial confectionery products measured by near-infrared spectrophotometry were highly correlated with the values printed on
奈良, 一寛   +9 more
core   +1 more source

Synthesis Analgetic-Antiiflammation N-(4t-Buthylbenzoil)-p-Aminophenol by Using MgF2 Catalist

open access: yesJurnal Ilmu Dasar, 2018
Synthesis of N-(4t-buthylbenzoyl)-p-aminophenol has been done by reacting p-aminophenol and 4-tert- buthylbenzoyl chloride compounds with 1% MgF2 catalyst. N-(4t-buthylbenzoyl)-p- aminophenol as an antiinflamatory analgesic.
Hadi Barru Hakam Fajar Siddiq   +2 more
doaj   +1 more source

Aptamer‐Directed Porous DNA Nanocomposite Hydrogel for Active Pulp Preservation: Immunomodulation, Stem Cell Recruitment and Reparative Dentinogenesis

open access: yesAdvanced Science, EarlyView.
This study presents an injectable DNA‐based porous hydrogel integrating catechol motifs and targeting aptamers for pulpitis management. Upon in situ crosslinking, the scaffold actively recruits endogenous dental pulp stem cells, restores redox homeostasis, and modulates immune responses.
Luhui Cai   +9 more
wiley   +1 more source

A study of langmuir-blodgett films of valinomycin [PDF]

open access: yes, 1989
The deposition and characterisation of Langmuir-Blodgett (LB) films containing the ionophore valinomycin are described. In particular, the thesis concentrates on two specific mixed LB systems incorporating the ionophore, namely, arachidic acid ...
Howarth, Vaughan Antony
core  

Synthesis of Gold Nanoparticles Using Cefopernazone as a Stabilizing Reagent and Its Application

open access: yesInternational Journal of Electrochemical Science, 2012
: Synthesis of gold nanoparticles using cefopernazone as a stabilizing reagent for a sensor was proposed. The gold nanoparticles were characterized by scanning electron microscopy, transmission electron microscopy, infrared spectrometry, ultraviolet ...
Xiaomeng Lü   +4 more
doaj   +1 more source

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