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 | 350 | 2015 |
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 | 275 | 2016 |
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 | 216 | 2012 |
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 | 116 | 2014 |
A Review of Phospholipid Encapsulated Ultrasound Contrast Agent Microbubble Physics B Helfield Ultrasound in medicine & biology 45 (2), 282-300, 2019 | 94 | 2019 |
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 | 91 | 2013 |
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 | 82 | 2012 |
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 | 63 | 2016 |
Ultrasound contrast imaging: Fundamentals and emerging technology H Yusefi, B Helfield Frontiers in Physics 10, 791145, 2022 | 62 | 2022 |
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 | 59 | 2012 |
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 | 47 | 2014 |
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 | 45 | 2017 |
Acoustically-stimulated nanobubbles: opportunities in medical ultrasound imaging and therapy B Helfield, Y Zou, N Matsuura Frontiers in Physics 9, 654374, 2021 | 31 | 2021 |
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 | 29 | 2016 |
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 | 26 | 2014 |
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 | 25 | 2020 |
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 | 23 | 2013 |
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 | 21 | 2020 |
The influence of inter-bubble spacing on the resonance response of ultrasound contrast agent microbubbles H Yusefi, B Helfield Ultrasonics Sonochemistry 90, 106191, 2022 | 19 | 2022 |
An overview of cell membrane perforation and resealing mechanisms for localized drug delivery S He, D Singh, B Helfield Pharmaceutics 14 (4), 886, 2022 | 17 | 2022 |