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Brandon Helfield
Brandon Helfield
Department of Physics and Biology, Concordia University, Montreal, Canada
Verified email at concordia.ca
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Cited by
Cited by
Year
In situ conversion of porphyrin microbubbles to nanoparticles for multimodality imaging
E Huynh, BYC Leung, BL Helfield, M Shakiba, JA Gandier, CS Jin, ...
Nature nanotechnology 10 (4), 325-332, 2015
3362015
Biophysical insight into mechanisms of sonoporation
B Helfield, X Chen, SC Watkins, FS Villanueva
Proceedings of the National Academy of Sciences 113 (36), 9983-9988, 2016
2452016
Porphyrin Shell Microbubbles with Intrinsic Ultrasound and Pho-toacoustic Properties
E Huynh, JF Lovell, B Helfield, M Jeon, C Kim, DE Goertz, BC Wilson, ...
Journal of the American Chemical Society, 2012
2142012
Methylene blue microbubbles as a model dual-modality contrast agent for ultrasound and activatable photoacoustic imaging
M Jeon, W Song, E Huynh, J Kim, J Kim, BL Helfield, BYC Leung, ...
Journal of biomedical optics 19 (1), 016005-016005, 2014
1112014
Nonlinear resonance behavior and linear shell estimates for Definity™ and MicroMarker™ assessed with acoustic microbubble spectroscopy
BL Helfield, DE Goertz
The Journal of the Acoustical Society of America 133 (2), 1158-1168, 2013
892013
A Review of Phospholipid Encapsulated Ultrasound Contrast Agent Microbubble Physics
B Helfield
Ultrasound in medicine & biology 45 (2), 282-300, 2019
852019
Investigating the subharmonic response of individual phospholipid encapsulated microbubbles at high frequencies: A comparative study of five agents
BL Helfield, E Cherin, FS Foster, DE Goertz
Ultrasound in medicine & biology 38 (5), 846-863, 2012
802012
Fluid viscosity affects the fragmentation and inertial cavitation threshold of lipid-encapsulated microbubbles
B Helfield, JJ Black, B Qin, J Pacella, X Chen, FS Villanueva
Ultrasound in medicine & biology 42 (3), 782-794, 2016
572016
The effect of preactivation vial temperature on the acoustic properties of DefinityTM
BL Helfield, X Huo, R Williams, DE Goertz
Ultrasound in medicine & biology 38 (7), 1298-1305, 2012
542012
Ultrasound contrast imaging: Fundamentals and emerging technology
H Yusefi, B Helfield
Frontiers in Physics 10, 791145, 2022
462022
Mechanistic insight into sonoporation with ultrasound-stimulated polymer microbubbles
BL Helfield, X Chen, B Qin, SC Watkins, FS Villanueva
Ultrasound in medicine & biology 43 (11), 2678-2689, 2017
462017
The effect of boundary proximity on the response of individual ultrasound contrast agent microbubbles
BL Helfield, BYC Leung, DE Goertz
Physics in medicine and biology 59 (7), 1721, 2014
462014
Individual lipid encapsulated microbubble radial oscillations: Effects of fluid viscosity
B Helfield, X Chen, B Qin, FS Villanueva
The Journal of the Acoustical Society of America 139 (1), 204-214, 2016
282016
Scaling of the viscoelastic shell properties of phospholipid encapsulated microbubbles with ultrasound frequency
BL Helfield, BYC Leung, X Huo, DE Goertz
Ultrasonics 54 (6), 1419-1424, 2014
262014
The effect of binding on the subharmonic emissions from individual lipid-encapsulated microbubbles at transmit frequencies of 11 and 25 MHz
BL Helfield, E Cherin, FS Foster, DE Goertz
Ultrasound in medicine & biology 39 (2), 345-359, 2013
242013
Acoustically-stimulated nanobubbles: opportunities in medical ultrasound imaging and therapy
B Helfield, Y Zou, N Matsuura
Frontiers in Physics 9, 654374, 2021
202021
Transendothelial perforations and the sphere of influence of single-site sonoporation
B Helfield, X Chen, SC Watkins, FS Villanueva
Ultrasound in medicine & biology 46 (7), 1686-1697, 2020
182020
Investigating the accumulation of submicron phase-change droplets in tumors
BL Helfield, K Yoo, J Liu, R Williams, PS Sheeran, DE Goertz, PN Burns
Ultrasound in Medicine & Biology 46 (10), 2861-2870, 2020
172020
The influence of compliant boundary proximity on the fundamental and subharmonic emissions from individual microbubbles
BL Helfield, BYC Leung, DE Goertz
The Journal of the Acoustical Society of America 136 (1), EL40-EL46, 2014
162014
An overview of cell membrane perforation and resealing mechanisms for localized drug delivery
S He, D Singh, B Helfield
Pharmaceutics 14 (4), 886, 2022
142022
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