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Oleksandr Khegai
Oleksandr Khegai
Icahn School of Medicine at Mount Sinai
Verified email at nyumc.org
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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
2242012
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
1072013
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
722014
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
432013
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
302016
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 (1), 871619, 2014
222014
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
162018
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
112022
Semi-automated segmentation and quantification of perivascular spaces at 7 tesla in COVID-19
MT Langan, DA Smith, G Verma, O Khegai, S Saju, S Rashid, D Ranti, ...
Frontiers in neurology 13, 846957, 2022
112022
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
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
82022
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
How Signal-To-Noise Ratio Impacts The Apparent Stiffness Of Brain Tissue In MR Elastography At 7T
ER Triolo, O Khegai, J Veraart, A Alipour, P Balchandani, M Kurt
Proceedings of Summer Biomechanics, Bioengineering, and Biotransport …, 2022
12022
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
Proceedings of BMES Annual Meeting 2021, 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
Short-term Sirolimus Treatment Increases Cerebral Blood Flow in Asymptomatic APOE4 Females Determined by 3T MRI
CM Neher, O Khegai, J Overschmidt, J Cassani, X Xing, A Flemister, ...
Alzheimer's Association International Conference, 2024
2024
Cross-Correlation of Biomechanical, Connectomic, and Pathelogic Markers in Neurodegeneration at 7T MRI
E Triolo, M Langan, O Khegai, S Binder, T Hedden, P Balchandani, M Kurt
Summer Biomechanics, Bioengineering, and Biotransport Conference (SB3C) 2024, 2024
2024
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