-
Article
Partial Acquisition of Spectral Projections Accelerates Four-dimensional Spectral-spatial EPR Imaging for Mouse Tumor Models: A Feasibility Study
Our study aimed to accelerate the acquisition of four-dimensional (4D) spectral-spatial electron paramagnetic resonance (EPR) imaging for mouse tumor models. This advancement in EPR imaging should reduce the a...
-
Article
Open AccessCorrection: CYP1B1 promotes tumorigenesis via altered expression of CDC20 and DAPK1 genes in renal cell carcinoma
-
Article
Effects of Ultraviolet Rays on L-Band In Vivo EPR Dosimetry Using Tooth Enamel
L-band electron paramagnetic resonance (EPR) in vivo dosimetry has the potential advantage of being able to accurately and sensitively measure the absorbed dose of ionizing radiation by measurements of teeth i...
-
Article
RF/Microwave Resonators for Preclinical and Clinical EPR Applications: Current Status and Challenges
This article reviews the current status and challenges of using RF/microwave resonators for electron paramagnetic resonance (EPR) spectroscopy and imaging from the viewpoint of preclinical and clinical applica...
-
Article
Open AccessInhibitory effect of Citrus flavonoids on the in vitro transport activity of human urate transporter 1 (URAT1/SLC22A12), a renal re-absorber of urate
As hyperuricemia is a cause of urate-related diseases such as gout, the anti-hyperuricemic and/or uricosuric activity of food ingredients is receiving increased attention. Here, we examined the inhibitory acti...
-
Chapter
Resonators for Clinical Electron Paramagnetic Resonance (EPR)
In pulsed electron paramagnetic resonance (EPR), free-induction decay (FID) or spin echo (SE) signals of unpaired electrons are recorded in the time-domain. In both methods, electromagnetic waves play an impor...
-
Article
Impact of the Characteristic Impedance of Coaxial Lines on the Sensitivity of a 750-MHz Electronically Tunable EPR Resonator
A 750-MHz electronically tunable resonator was investigated in terms of the sensitivity of electron paramagnetic resonance (EPR) signal detection. The conversion efficiency of the radio-frequency magnetic fiel...
-
Article
Feasibility of in vivo three-dimensional T 2 * map** using dicarboxy-PROXYL and CW-EPR-based single-point imaging
The aim of this study was to demonstrate the feasibility of in vivo three-dimensional (3D) relaxation time T 2 * map** of a dicarboxy-PROXYL radical us...
-
Article
Open AccessSeasonal induction of alternative principal pathway for rose flower scent
Ecological adaptations to seasonal changes are often observed in the phenotypic traits of plants and animals and these adaptations are usually expressed through the production of different biochemical end prod...
-
Article
Open AccessCYP1B1 promotes tumorigenesis via altered expression of CDC20 and DAPK1 genes in renal cell carcinoma
Cytochrome P450 1B1 (CYP1B1) has been shown to be up-regulated in many types of cancer including renal cell carcinoma (RCC). Several reports have shown that CYP1B1 can influence the regulation of tumor develop...
-
Article
Passive Decoupling Due to Low Q-Factors of Four-Channel Coils in 300-MHz Pulsed EPR Imaging
This article describes a four-channel coil array for in vivo time-domain electron paramagnetic resonance (EPR) imaging applications. Decoupling of the individual element coils was achieved with the low-quality...
-
Article
Cytochrome P450 1B1 polymorphisms and risk of renal cell carcinoma in men
The cytochrome P450 1B1 (CYP1B1) enzyme activates xenobiotics to reactive forms as well as convert estradiol to 4-hydroxy-estradiol that has been shown to play a role in the carcinogenesis process of the kidne...
-
Article
Proton-Electron Double-Resonance Imaging of pH Using Phosphonated Trityl Probe
Variable radio frequency proton-electron double-resonance imaging (VRF PEDRI) enables extracting a functional map from a limited number of images acquired at pre-selected EPR frequencies using specifically des...
-
Chapter
MicroRNAs in the Development and Progression of Kidney Cancer
Renal cell carcinoma (RCC), a genetically and histopathologically heterogeneous disorder, is the most lethal of all genitourinary cancers and is generally refractory to current treatment regimens, including ch...
-
Article
Ozone-Assisted Catalysis of Toluene with Layered ZSM-5 and Ag/ZSM-5 Zeolites
This paper presents a new type of ozone-assisted catalysis for toluene decomposition. The different catalytic activities of ZSM-5 and Ag/ZSM-5 were incorporated into a layered catalyst with a tandem configurat...
-
Chapter
Changes in phosphorus compounds around the rhizosphere of groundnut and pigeonpea grown in an Andosol with arbuscular mycorrhizal fungi
A pot experiment was conducted with an Andosol to investigate the changes of phosphorus(P) compounds in the rhizosphere and hyphesphere soil (Organic P, Ca-P, Al-P, Fe-P). To distinguish between the effect of ...
-
Article
Analytical study of a cadmium ion-selective ceramic membrane electrode
Die Membran wurde durch Pressen von Cd-, Ag und Cu(I)-sulfid bei 200–500°C und 3–7 t/cm2 hergestellt. Die beste Ansprechempfindlichkeit ergab sich bei einem Gehalt von <30% Cu2S und >5% CdS. Die Nernstsche Gleich...