Results 61 to 70 of about 176,666 (301)

Proton magnetic resonance spectroscopy assessment of metabolite status of the anterior cingulate cortex in chronic pain patients and healthy controls

open access: yesJournal of Pain Research, 2017
Takahiro Ito,1 Sachiko Tanaka-Mizuno,2,3 Narihito Iwashita,4 Ikuo Tooyama,5 Akihiko Shiino,6 Katsuyuki Miura,1,7 Sei Fukui4 1Department of Public Health, Shiga University of Medical Science, 2Department of Medical Statistics, Shiga University of Medical ...
Ito T   +6 more
doaj  

Muonic hydrogen and the proton radius puzzle

open access: yes, 2013
The extremely precise extraction of the proton radius by Pohl et al. from the measured energy difference between the 2P and 2S states of muonic hydrogen disagrees significantly with that extracted from electronic hydrogen or elastic electron-proton ...
Gilman, Ronald   +3 more
core   +1 more source

A Spectral-Scanning Nuclear Magnetic Resonance Imaging (MRI) Transceiver [PDF]

open access: yes, 2009
An integrated spectral-scanning nuclear magnetic resonance imaging (MRI) transceiver is implemented in a 0.12 mum SiGe BiCMOS process. The MRI transmitter and receiver circuitry is designed specifically for small-scale surface MRI diagnostics ...
Babakhani, Aydin   +2 more
core   +1 more source

Sensorized Engineered Tissues with Built‐in Thermoregulation and Nutrient Supply

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a granular hydrogel‐based tissue engineering platform that includes a closed‐loop temperature control to maintain 37°C and sustainably releases nutrients, thereby enabling cells to retain a high viability even if stored at room temperature for up to 24 h.
Antonia Georgopoulou   +5 more
wiley   +1 more source

Assessment of breast mass: Utility of diffusion-weighted MR and MR spectroscopy imaging

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2015
Background: Using diffusion-weighted imaging (DWI) combined to MRI is helpful to distinguish malignant versus benign breast lesions. Proton magnetic resonance spectroscopy provides biochemical information about the tissue under investigation. Patient and
Inas M. El Fiki   +2 more
doaj   +1 more source

Light Activated Induction of Cuproptosis in Resistant Cancer Cells Using Polymeric BODIPY Nanoparticles for Photoactivated Chemotherapy

open access: yesAdvanced Functional Materials, EarlyView.
This article presents a photo‐responsive nanoparticle platform that precisely triggers copper‐dependent cuproptotic cell death in (drug‐resistant) cancer cells. The system remains stable and inactive in the dark but releases cytotoxic species upon red‐light irradiation, achieving potent activity in drug‐resistant breast cancer cells.
Ricarda Zimmermann   +2 more
wiley   +1 more source

Effect of Calixarene Sulfonic Acids Hydration on Their Proton Transport Properties

open access: yesInternational Journal of Electrochemical Science, 2017
The influence of the morphology of calix(n)arene sulfonic acid hydrates with different number of aromatic rings (n = 4, 6, 8) on their proton transport properties was studied.
Lyubov Shmygleva   +7 more
doaj   +1 more source

Proton Magnetic Resonance Spectroscopy in Common Dementias—Current Status and Perspectives

open access: yesFrontiers in Psychiatry, 2020
Dementia occurs mainly in the elderly and is associated with cognitive decline and impairment of activities of daily living. The most common forms of dementia are Alzheimer’s disease (AD), vascular dementia (VD), dementia with Lewy bodies (DLB), and ...
Stephan Maul, Ina Giegling, Dan Rujescu
doaj   +1 more source

Evaluating metabolites in patients with major depressive disorder who received mindfulness-based cognitive therapy and healthy controls using short echo MRSI at 7 Tesla. [PDF]

open access: yes, 2016
ObjectivesOur aim was to evaluate differences in metabolite levels between unmedicated patients with major depressive disorder (MDD) and healthy controls, to assess changes in metabolites in patients after they completed an 8-week course of mindfulness ...
Eisendrath, Stuart   +6 more
core   +3 more sources

Establishing a Model Precursor System: Over a Decade of Research on Carbon Dots from the Citric Acid‐Urea System

open access: yesAdvanced Functional Materials, EarlyView.
The citric acid/urea (CA‐Urea) precursor system offers a versatile, scalable route to carbon dots with tunable luminescence and multifunctionality. Mechanistic insights into precursor chemistry and reaction parameters have enabled doping, surface modification, and hybridization strategies, yielding CDs for luminescent devices, sensing, catalysis ...
Yupeng Liu   +10 more
wiley   +1 more source

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