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Oleksandr Khegai
Oleksandr Khegai
Icahn School of Medicine at Mount Sinai
Verified email at nyumc.org
Title
Cited by
Cited by
Year
IDEAL spiral CSI for dynamic metabolic MR imaging of hyperpolarized [1‐13C]pyruvate
F Wiesinger, E Weidl, MI Menzel, MA Janich, O Khegai, SJ Glaser, ...
Magnetic resonance in medicine 68 (1), 8-16, 2012
2212012
Saturation‐recovery metabolic‐exchange rate imaging with hyperpolarized [1‐13C] pyruvate using spectral‐spatial excitation
RF Schulte, JI Sperl, E Weidl, MI Menzel, MA Janich, O Khegai, M Durst, ...
Magnetic resonance in medicine 69 (5), 1209-1216, 2013
1032013
Apparent rate constant mapping using hyperpolarized [1–13C]pyruvate
O Khegai, RF Schulte, MA Janich, MI Menzel, E Farrell, AM Otto, ...
NMR in Biomedicine 27 (10), 1256-1265, 2014
652014
Multimodal Assessment of In Vivo Metabolism with Hyperpolarized [1-13C] MR Spectroscopy and 18F-FDG PET Imaging in Hepatocellular Carcinoma Tumor–Bearing Rats
MI Menzel, EV Farrell, MA Janich, O Khegai, F Wiesinger, S Nekolla, ...
Journal of Nuclear Medicine 54 (7), 1113-1119, 2013
402013
Effects of pyruvate dose on in vivo metabolism and quantification of hyperpolarized 13C spectra
MA Janich, MI Menzel, F Wiesinger, E Weidl, O Khegai, ...
NMR in Biomedicine 25 (1), 142-151, 2012
342012
Magnetic resonance imaging of phosphocreatine and determination of BOLD kinetics in lower extremity muscles using a dual-frequency coil array
R Brown, O Khegai, P Parasoglou
Scientific Reports 6 (1), 30568, 2016
282016
Multisite Kinetic Modeling of 13C Metabolic MR Using [1-13C]Pyruvate
PA Gómez Damián, JI Sperl, MA Janich, O Khegai, F Wiesinger, ...
Radiology research and practice 2014, 2014
212014
Increased water diffusion in the parcellated cortical regions from the patients with amnestic mild cognitive impairment and Alzheimer's disease
SH Lin, WC Hsu, SH Ng, JS Cheng, O Khegai, CC Huang, YL Chen, ...
Frontiers in aging neuroscience 8, 325, 2017
182017
Dynamic phosphocreatine imaging with unlocalized pH assessment of the human lower leg muscle following exercise at 3T
O Khegai, G Madelin, R Brown, P Parasoglou
Magnetic resonance in medicine 79 (2), 974-980, 2018
142018
A low-cost Mr compatible ergometer to assess post-exercise phosphocreatine recovery kinetics
ND Naimon, J Walczyk, JS Babb, O Khegai, X Che, L Alon, RR Regatte, ...
Magnetic Resonance Materials in Physics, Biology and Medicine 30, 281-289, 2017
112017
Phosphorus metabolism in the brain of cognitively normal midlife individuals at risk for Alzheimer's disease
P Parasoglou, RS Osorio, O Khegai, Z Kovbasyuk, M Miller, A Ho, ...
Neuroimage: Reports 2 (4), 100121, 2022
102022
Semi-automated segmentation and quantification of perivascular spaces at 7 tesla in COVID-19
MT Langan, DA Smith, O Khegai, S Rashid, B Mathew, CFE Kirsch, ...
Frontiers in Neurology 13, 846957, 2022
102022
Design, construction, and implementation of a magnetic resonance elastography actuator for research purposes
ER Triolo, O Khegai, E Ozkaya, N Rossi, A Alipour, L Fleysher, ...
Current protocols 2 (3), e379, 2022
52022
Neuroimaging findings and neurological manifestations in hospitalized COVID-19 patients: Impact of cancer and ventilatory support status
L McCarthy, O Khegai, J Goldstein, P Belani, P Pawha, S Kihira, ...
Plos one 18 (3), e0283614, 2023
12023
Ultrahigh-Field 7T MRI of the Brain of COVID-19 Patients with Neurological Symptoms: An Initial Study
S Rashid, O Khegai, N Jette, P Belani, P Pawha, S Saju, A Navis, ...
Joint Annual Meeting ISMRM-ESMRMB, 2022
12022
Validation and Testing of 7T MR Elastography Sequence and Stiffness Reconstruction
ER Triolo, O Khegai, A Alipour, P Kennedy, P Balchandani, M Kurt
BMES, 2021
12021
In vivo detection of tumor metabolism with 18F-FDG PET and hyperpolarized [1-13C]-pyruvate magnetic resonance spectroscopic imaging
E Weidl, M Menzel, M Janich, O Khegai, F Wiesinger, A Haase, S Nekolla, ...
Journal of Nuclear Medicine 53 (supplement 1), 516-516, 2012
12012
Design and optimization of fast imaging pulse sequences using optimal control theory.
O Khegai, JJ Wang, SJ Glaser, F Wiesinger
Proc. Intl. Soc. Mag. Reson. Med 23, 2395, 2015
2015
Quantification methods for time-resolved metabolic magnetic resonance imaging using hyperpolarized [1-13C]pyruvate
O Khegai
Technische Universität München, 2013
2013
Multi-side kinetic modeling of 13C metabolic MR using [1-13C] pyruvate
PA Gómez, JI Sperl, O Khegai, S Grott, E Weidl, MA Janich, F Wiesinger, ...
Proc. Intl. Soc. Mag. Reson. Med. 20, 2012
2012
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