Principal Investigator

Edmund Kwok, Ph.D. University of Rochester work Box 648 601 Elmwood Ave Rochester NY 14642 office: MC 3-5307 p (585) 275-6506

Recent Publications

NMR microscopy--a new biological tool. Woods RT, Hennessy MJ, Kwok E, Hammer BE. BioTechniques. 1989; 7(6):616-22.

Temporomandibular joint: improved MR image quality with decreased section thickness. Westesson PL, Kwok E, Barsotti JB, Hatala M, Paesani D. Radiology. 1992; 182(1):280-2.

Flow compensation in MRI using a phase-corrected real reconstruction. Riek JK, Totterman SM, Tekalp AM, Smith WE, Kwok E. Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 1993; 30(6):724-31.

Out-of-plane motion compensation in multislice spin-echo MRI. Riek JK, Tekalp AM, Smith WE, Kwok E. IEEE transactions on medical imaging. 1995; 14(3):464-70.

Evaluation of the renal arteries in kidney donors: value of three-dimensional phase-contrast MR angiography with maximum-intensity-projection or surface rendering. Meyers SP, Talagala SL, Totterman S, Azodo MV, Kwok E, et al. AJR. American journal of roentgenology. 1995; 164(1):117-21.

3D visual presentation of shoulder joint motion. Totterman S, Tamez-Pena J, Kwok E, Strang J, Smith J, et al. Studies in health technology and informatics. 1998; 50:27-33.

MR image-guided portal verification for brain treatment field. Yin FF, Gao Q, Xie H, Nelson DF, Yu Y, et al. International journal of radiation oncology, biology, physics. 1998; 40(3):703-11.

MR imaging of rabbit hip cartilage with a clinical imager and specifically designed surface coils. Morishita Y, Rubin SJ, Hicks DG, Kwok E, Seo GS, et al. Academic radiology. 1998; 5(5):365-73.

Functional MRI study of auditory and visual oddball tasks. Yoshiura T, Zhong J, Shibata DK, Kwok WE, Shrier DA, et al. Neuroreport. 1999; 10(8):1683-8.

A volume adjustable four-coil phased array for high resolution MR imaging of the hip. Kwok WE, Lo KK, Seo G, Totterman SM. Magma (New York, N.Y.). 1999; 9(1-2):59-64.

Heschl and superior temporal gyri: low signal intensity of the cortex on T2-weighted MR images of the normal brain. Yoshiura T, Higano S, Rubio A, Shrier DA, Kwok WE, et al. Radiology. 2000; 214(1):217-21.

Characteristics and pitfalls of contrast-enhanced, T1-weighted magnetization transfer images of the brain. Higano S, Shrier DA, Numaguchi Y, Shibata DK, Kwok E. Academic radiology. 2000; 7(3):156-64.

In vivo intermolecular double-quantum imaging on a clinical 1.5 T MR scanner. Zhong J, Chen Z, Kwok E. Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 2000; 43(3):335-41.

New image contrast mechanisms in intermolecular double-quantum coherence human MR imaging. Zhong J, Chen Z, Kwok E. Journal of magnetic resonance imaging : JMRI. 2000; 12(2):311-20.

3D interleaved water and fat image acquisition with chemical-shift correction. Kwok WE, Totterman SM, Zhong J. Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 2000; 44(2):322-30.

Enhanced sensitivity to molecular diffusion with intermolecular double-quantum coherences: implications and potential applications. Zhong J, Chen Z, Kwok E, Kennedy S. Magnetic resonance imaging. 2001; 19(1):33-9.

Interleaved water and fat dual-echo spin echo imaging with intrinsic chemical-shift elimination. Kwok WE, Totterman SM, Zhong J. Journal of magnetic resonance imaging : JMRI. 2001; 13(2):318-23.

fMRI of auditory stimulation with intermolecular double-quantum coherences (iDQCs) at 1.5T. Zhong J, Kwok E, Chen Z. Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 2001; 45(3):356-64.

Functional MR imaging of vision in the deaf. Shibata DK, Kwok E, Zhong J, Shrier D, Numaguchi Y. Academic radiology. 2001; 8(7):598-604.

T1 measurements in cell cultures: a new tool for characterizing contrast agents at 1.5T. Schmalbrock P, Hines JV, Lee SM, Ammar GM, Kwok EW. Journal of magnetic resonance imaging : JMRI. 2001; 14(5):636-48.

Optimization of blood oxygenation level-dependent sensitivity in magnetic resonance imaging using intermolecular double-quantum coherence. Zhong J, Chen Z, Kwok WE, Kennedy S, You Z. Journal of magnetic resonance imaging : JMRI. 2002; 16(6):733-40.

fMRI for monitoring dynamic changes in brain oxygenation / blood flow: Potential application for tumor response to carbogen treatment Zhong J, Kwok WC, Okunieff P. OXYGEN TRANSPORT TO TISSUE XXIV Book Series: ADVANCES IN EXPERIMENTAL MEDICINE AND BIOLOGY. 2003; 530:449-459.

A multi-center 1H MRS study of the AIDS dementia complex: validation and preliminary analysis. Lee PL, Yiannoutsos CT, Ernst T, Chang L, Marra CM, et al. Journal of magnetic resonance imaging : JMRI. 2003; 17(6):625-33.

A four-element phased array coil for high resolution and parallel MR imaging of the knee. Kwok WE, Zhong J, You Z, Seo G, Totterman SM. Magnetic resonance imaging. 2003; 21(9):961-7.

Temporal lobe perfusion in the deaf: MR measurement with pulsed arterial spin labeling (FAIR). Shibata DK, Kwok E. Academic radiology. 2006; 13(6):738-43.

In vivo MRI using liquid nitrogen cooled phased array coil at 3.0 T. Kwok WE, You Z. Magnetic resonance imaging. 2006; 24(6):819-23. NIHMSID: NIHMS11306

Theoretical studies of the effect of the dipolar field in multiple spin-echo sequences with refocusing pulses of finite duration. Wong CK, Kennedy SD, Kwok E, Zhong J. Journal of magnetic resonance (San Diego, Calif. : 1997). 2007; 185(2):247-58. NIHMSID: NIHMS23129

MRI and quantification of draining lymph node function in inflammatory arthritis. Proulx ST, Kwok E, You Z, Beck CA, Shealy DJ, et al. Annals of the New York Academy of Sciences. 2007; 1117:106-23.

Longitudinal assessment of synovial, lymph node, and bone volumes in inflammatory arthritis in mice by in vivo magnetic resonance imaging and microfocal computed tomography. Proulx ST, Kwok E, You Z, Papuga MO, Beck CA, et al.Arthritis and rheumatism. 2007; 56(12):4024-37. NIHMSID: NIHMS96841

Elucidating bone marrow edema and myelopoiesis in murine arthritis using contrast-enhanced magnetic resonance imaging. Proulx ST, Kwok E, You Z, Papuga MO, Beck CA, et al. Arthritis and rheumatism. 2008; 58(7):2019-29. NIHMSID: NIHMS71869

A potential reference point for assessment of condylar bone marrow of the temporomandibular joint on proton density weighted images. Yamamoto A, Sano T, Otonari-Yamamoto M, Nishikawa K, Kwok E. Cranio : the journal of craniomandibular practice. 2008; 26(4):246-52.

Predicting regional variations in trabecular bone mechanical properties within the human proximal tibia using MR imaging. Lancianese SL, Kwok E, Beck CA, Lerner AL. Bone. 2008; 43(6):1039-46.

High-resolution uniform MR imaging of finger joints using a dedicated RF coil at 3T. Kwok WE, You Z, Monu J, Seo G, Ritchlin C. Journal of magnetic resonance imaging : JMRI. 2010; 31(1):240-7. NIHMSID: NIHMS185668

Chronic axial compression of the mouse tail segment induces MRI bone marrow edema changes that correlate with increased marrow vasculature and cellularity. Papuga MO, Proulx ST, Kwok E, You Z, Rubery PT, et al. Journal of orthopaedic research : official publication of the Orthopaedic Research Society. 2010; 28(9):1220-8. NIHMSID: NIHMS167127

High-resolution interleaved water-fat MR imaging of finger joints with chemical-shift elimination. Kwok WE, You Z, Seo G, Lerner A, Totterman S, et al. Journal of magnetic resonance imaging : JMRI. 2011; 33(1):245-51.

TNF is required for the induction but not the maintenance of compression-induced BME signals in murine tail vertebrae: limitations of anti-TNF therapy for degenerative disc disease. Papuga MO, Kwok E, You Z, Rubery PT, Dougherty PE, et al. Journal of orthopaedic research : official publication of the Orthopaedic Research Society. 2011; 29(9):1367-74. NIHMSID: NIHMS266388

A Circuit for Synchronizing External Stimuli and Events to the Pulse Sequence of a Clinical Magnetic Resonance Scanner Qiu Y, Yao W, Kwok WE, Hornak JP. Concepts in Magnetic Resonance Part B-Magnetic Resonance Engineering. 2014 April; 44(2):50-52.

A method of switching the signal in an MRI phantom based on trace ion currents. Qiu Y, Kwok WE, Hornak JP. Journal of magnetic resonance (San Diego, Calif. : 1997). 2014; 245:171-6.