a contrast medium used with ultrasound, consisting of tiny bubbles of gas introduced into the vascular system or Fallopian tubes to enhance the images obtained
Examples of 'microbubbles' in a sentence
microbubbles
Microbubbles or ultrasound contrast agents lower the threshold for cavitation by ultrasound energy.
Cheng-Huang Su, Hung-I Yeh, Charles Jia-Yin Hou, Cheng-Ho Tsai 2008, 'Nonviral Technologies for Gene Therapy in Cardiovascular Research', International Journal of Gerontologyhttp://www.sciencedirect.com/science/article/pii/S1873959808700097. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Microbubbles have several applications in gas-liquid contacting operations.
Pratik Devang Desai, Michael John Hines, Yassir Riaz, William B. Zimmerman 2018, 'Resonant Pulsing Frequency Effect for Much Smaller Bubble Formation with Fluidic Oscillation',Energieshttp://www.mdpi.com/1996-1073/11/10/2680. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Simultaneous with the intravenous injection of microbubbles, focused ultrasound was applied to the tumor.
Naomi S Sta Maria, Samuel R Barnes, Michael R Weist, David Colcher, Andrew A Raubitschek,Russell E Jacobs 2015, 'Low Dose Focused Ultrasound Induces Enhanced Tumor Accumulation of Natural KillerCells.', PLoS ONEhttp://europepmc.org/articles/PMC4640510?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Next, the microbubbles in both solutions were injected into tubes for phantom imaging experiments.
Dhiman Das, Kathyayini Sivasubramanian, Chun Yang, Manojit Pramanik 2018, 'On-chip generation of microbubbles in photoacoustic contrast agents for dual modalultrasound/photoacoustic in vivo animal imaging', Scientific Reportshttp://link.springer.com/article/10.1038/s41598-018-24713-4. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
For this purpose, cyanoacrylate microbubbles were synthesized and linked to specific ligands.
Moritz Palmowski, Peter Peschke, Jochen Huppert, Peter Hauff, Michael Reinhardt, MathiasMaurer, Christian P. Karger, Michael Scholz, Wolfhard Semmler, Peter E. Huber, FabianM. Kiessling 2009, 'Molecular Ultrasound Imaging of Early Vascular Response in Prostate Tumors Irradiatedwith Carbon Ions', Neoplasia: An International Journal for Oncology Researchhttp://www.sciencedirect.com/science/article/pii/S1476558609800389. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The accumulation of targeted microbubbles in tumors was quantified before and 36 hours after irradiation.
Moritz Palmowski, Peter Peschke, Jochen Huppert, Peter Hauff, Michael Reinhardt, MathiasMaurer, Christian P. Karger, Michael Scholz, Wolfhard Semmler, Peter E. Huber, FabianM. Kiessling 2009, 'Molecular Ultrasound Imaging of Early Vascular Response in Prostate Tumors Irradiatedwith Carbon Ions', Neoplasia: An International Journal for Oncology Researchhttp://www.sciencedirect.com/science/article/pii/S1476558609800389. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Microbubbles conjugated with targeting ligands are used as contrast agents for ultrasound molecular imaging.
James Shue-Min Yeh, Charles A Sennoga, Ellen McConnell, Robert Eckersley, Meng-XingTang, Sussan Nourshargh, John M Seddon, Dorian O Haskard, Petros Nihoyannopoulos 2015, 'A Targeting Microbubble for Ultrasound Molecular Imaging.', PLoS ONEhttp://europepmc.org/articles/PMC4498921?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Fluids supersaturated with various gases can be easily generated using microbubbles.
Matsuki N, Ishikawa T, Ichiba S, Shiba N, Ujike Y, Yamaguchi T 2014, 'Oxygen supersaturated fluid using fine micro/nanobubbles', International Journal of Nanomedicinehttp://www.dovepress.com/oxygen-supersaturated-fluid-using-fine-micronanobubbles-peer-reviewed-article-IJN. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Around resonance, the majority of the microbubbles formed hot spots.
Klazina Kooiman, Tom van Rooij, Bin Qin, Frits Mastik, Hendrik J. Vos, Michel Versluis,Alexander L. Klibanov, Nico de Jong, Flordeliza S. Villanueva, Xucai Chen 2017, 'Focal areas of increased lipid concentration on the coating of microbubbles duringshort tone-burst ultrasound insonification', PLOS ONE10.1371/journal.pone.0180747. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The albumin microbubbles had a mean diameter of 2μm with a polydispersity index of 0.16.
Yu-Ren Liou, Yu-Hsin Wang, Chia-Ying Lee, Pai-Chi Li 2015, 'Buoyancy-Activated Cell Sorting Using Targeted Biotinylated Albumin Microbubbles',PLOS ONE10.1371/journal.pone.0125036. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)