Results 71 to 80 of about 22,533 (264)

Magnetic lipase B from Candida antarctica (CALB) biocatalyst for integrated valorization of tilapia by‐products and biodiesel biorefining

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The immobilization of lipase B from Candida antarctica (CALB) on an amino‐epoxy functionalized magnetic support (Fe3O4‐PEI‐DGEBA) resulted in a highly stable and efficient biocatalyst for biofuel production from tilapia oil. The synthesized support was characterized using scanning electron microscopy, transmission electron microscopy, X‐ray ...
Rafael Leandro Fernandes Melo   +12 more
wiley   +1 more source

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

Theranostic nanoplatform for high‐performance dual‐modal magnetic resonance imaging‐guided therapy of orthotopic hepatocellular carcinoma

open access: yesBMEMat, EarlyView.
This article introduces a biomimetic Mn‐doped polydopamine nanoplatform (HAMM NPs) coated with cancer cell membranes. It enables targeted hepatocellular carcinoma theranostics via T1/T2 dual‐mode magnetic resonance imaging and tumor microenvironment‐triggered sonodynamic therapy/chemodynamic therapy, achieving potent antitumor efficacy in subcutaneous ...
Jiayin Lin   +7 more
wiley   +1 more source

Circadian changes in the composition of human milk macronutrients depending on pregnancy duration: a cross-sectional study

open access: yesInternational Breastfeeding Journal, 2020
Background The purpose of this study was to evaluate the circadian variation of human milk macronutrients and energy content depending upon pregnancy duration.
Ieva Jura Paulaviciene   +4 more
doaj   +1 more source

Infrared Spectrophotometry Calibration Facilities at NIST

open access: yes, 2013
NIST’s Sensor Science Division (SSD) has recently implemented a number of improvements to its infrared spectrophotometry capabilities in support of existing and emerging requirements for higher accuracy optical property measurements of materials.
Burnett, John   +4 more
core  

Vacancy defect‐induced electron homing breaks phosphodiester bonds for RNA depletion‐driven cancer therapy

open access: yesBMEMat, EarlyView.
Illustration of 5% S‐vacancy Bi2S3 mediated phosphodiester bonds cleavage in RNA of hepatocellular carcinoma cells, which suppressing ERI3 expression, inhibiting cell proliferation and promoting apoptosis. Abstract Genome‐wide hypertranscription is a hallmark of malignant progression.
Chuncheng Yang   +12 more
wiley   +1 more source

An Ambient Photocatalytic Approach to In‐Situ Prepare Cobalt/Cobalt Phosphide and Cobalt/Cobalt Phosphide@Graphene Heterojunction Nanomaterials With Optimized Charge Separation Effects for Highly Efficient Relayed Electrocatalytic NOX− Reduction to NH3

open access: yesCarbon Energy, EarlyView.
A visible‐light‐driven ambient photocatalytic method in‐situ fabricates Co/CoP‐x and Co/CoP@rGO heterojunction with enhanced charge separation, enabling highly efficient relayed electrocatalytic NOx− reduction to NH3 with outstanding Faraday efficiency and ammonia productivity.
Xin Zhao   +7 more
wiley   +1 more source

Small Sample Infrared Spectrophotometry [PDF]

open access: yesReview of Scientific Instruments, 1955
Peer Reviewed ; http://deepblue.lib.umich.edu/bitstream/2027.42/70187/2/RSINAK-26-8-787-1 ...
openaire   +2 more sources

Reduced in vivo skeletal muscle oxygen consumption in patients with chronic heart failure--a study using Near Infrared Spectrophotometry (NIRS)

open access: yes, 2008
We used Near Infrared Spectrophotometry (NIRS) during arterial occlusion to measure resting skeletal muscle oxygen consumption in chronic heart failure (CHF) patients and in age-matched healthy volunteers (HVs)
Maher, Abdul R   +10 more
core   +1 more source

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