Physiological and functional magnetic resonance imaging using balanced steady-state free precession

SH Park, PK Han, SH Choi - Korean journal of radiology, 2015 - synapse.koreamed.org
Balanced steady-state free precession (bSSFP) is a highly efficient pulse sequence that is
known to provide the highest signal-to-noise ratio per unit time. Recently, bSSFP is getting …

Three-dimensional turbo-spin-echo amide proton transfer MR imaging at 3-Tesla and its application to high-grade human brain tumors

X Zhao, Z Wen, G Zhang, F Huang, S Lu… - Molecular imaging and …, 2013 - Springer
Purpose Amide proton transfer (APT) imaging is able to extend the achievable magnetic
resonance imaging (MRI) contrast to the protein level. In this study, we demonstrate the …

[HTML][HTML] SIMPLEX: Multiple phase-cycled bSSFP quantitative magnetization transfer imaging with physic-guided simulation learning of neural network

HM Luu, SH Park - NeuroImage, 2023 - Elsevier
Most quantitative magnetization transfer (qMT) imaging methods require acquiring
additional quantitative maps (such as T 1) for data fitting. A method based on multiple phase …

qMTNet: Accelerated quantitative magnetization transfer imaging with artificial neural networks

HM Luu, DH Kim, JW Kim, SH Choi… - Magnetic Resonance in …, 2021 - Wiley Online Library
Purpose To develop a set of artificial neural networks, collectively termed qMTNet, to
accelerate data acquisition and fitting for quantitative magnetization transfer (qMT) imaging …

Inter-slice blood flow and magnetization transfer effects as a new simultaneous imaging strategy

PK Han, JW Barker, KH Kim, SH Choi, KT Bae… - PLoS …, 2015 - journals.plos.org
The recent blood flow and magnetization transfer (MT) technique termed alternate
ascending/descending directional navigation (ALADDIN) achieves the contrast using …

Feasibility of quantifying arterial cerebral blood volume using multiphase alternate ascending/descending directional navigation (ALADDIN)

KH Kim, SH Choi, SH Park - Plos one, 2016 - journals.plos.org
Arterial cerebral blood volume (aCBV) is associated with many physiologic and pathologic
conditions. Recently, multiphase balanced steady state free precession (bSSFP) readout …

Investigation of control scans in pseudo‐continuous arterial spin labeling (p CASL): Strategies for improving sensitivity and reliability of p CASL

PK Han, SH Choi, SH Park - Magnetic resonance in medicine, 2017 - Wiley Online Library
Purpose To investigate the performance of control scans in pseudo‐continuous ASL
(pCASL) and propose strategies for improving sensitivity and reliability of pCASL. Methods …

Investigation of inter-slice magnetization transfer effects as a new method for MTR imaging of the human brain

JW Barker, PK Han, SH Choi, KT Bae, SH Park - Plos One, 2015 - journals.plos.org
We present a new method for magnetization transfer (MT) ratio imaging in the brain that
requires no separate saturation pulse. Interslice MT effects that are inherent to multi-slice …

Suppression of effects of gradient imperfections on imaging with alternate ascending/descending directional navigation

SH Park, T Zhao, JH Kim, FE Boada… - Magnetic Resonance in …, 2012 - Wiley Online Library
Alternate ascending/descending directional navigation (ALADDIN) is a new imaging
technique that provides interslice perfusion‐weighted and magnetization transfer (MT) …

Mapping blood flow directionality in the human brain

SH Park, WJ Do, SH Choi, T Zhao, KT Bae - Magnetic resonance imaging, 2016 - Elsevier
Diffusion properties of tissue are often expressed on the basis of directional variance, ie,
diffusion tensor imaging. In comparison, common perfusion-weighted imaging such as …