2017 News Archive
Wang/Doyley/Dartmouth Paper Published
December 1, 2017
Congratulations to Hexuan (April) Wang, MS, and Professor Marvin Doyley on the publication of their manuscript titled "Elastographic assessment of xenograft pancreatic tumors." The article will appear in the December 2017 issue of Ultrasound in Medicine and Biology and can be found here. The article is co-authored by - and describes research performed with - collaborators at the Thayer School of Engineering at Dartmouth College.
Continue ReadingDoyley/Wang/Ahmed Collaboration with Korshunov: Paper Published
September 21, 2017
Congratulations to Dr. Vyacheslav Korshunov (Aab Cardiovascular Research Institute, University of Rochester School of Medicine and Dentistry), Rifat Ahmed, Hexuan (April) Wang, and Prof. Marvin Doyley on the publication of their manuscript titled "Model-based vascular elastography improves the detection of flow-induced carotid artery remodeling in mice." The article appears in Nature: Scientific Reports and can be found here. Rifat and April are graduate students/research assistants working towards their PhD degrees in Prof. Doyley's lab.
Continue ReadingDoyley Receives NIH Awards
September 19, 2017
Congratulations to Professor Marvin Doyley who has received two awards from the NIH National Institute of Biomedical Imaging and Bioengineering.
Continue ReadingLab Members Present at IEEE Ultrasonics Symposium
September 9, 2017
Members of the Parametric Imaging Research Laboratory attended and presented at the 2017 IEEE Ultrasonics Symposium, which took place in Washington, DC from 6-9 September 2017. The following work was presented:
Continue ReadingDoyley/Dartmouth Paper Published
August 30, 2017
Congratulations to Prof. Marvin Doyley on the publication of the manuscript titled "Collagen complexity spatially defines microregions of total tissue pressure in pancreatic cancer." The article appears in Nature: Scientific Reports and can be found here. The work reported in this article was a collaborative effort with Prof. Brian Pogue and others at the Thayer School of Engineering at Dartmouth College, the Department of Surgery in the Geisel School of Medicine at Dartmouth College, the Wellman Center for Photomedicine at Massachusetts General Hospital, and Harvard Medical School.
Continue ReadingShekhar/Rowan/Doyley Paper Published
August 26, 2017
Congratulations to Himanshu Shekhar, PhD, Jeffrey Rowan, MS, and Prof. Marvin Doyley on the publication of their manuscript titled "Combining subharmonic and ultraharmonic modes for intravascular ultrasound imaging: a preliminary evaluation." The article will appear in the November 2017 issue of Ultrasound in Medicine and Biology and can be found here. Dr. Shekhar received his PhD at the University of Rochester under Prof. Doyley's supervision; he is currently a Postdoctoral Fellow in the Department of Internal Medicine, Division of Cardiovascular Health and Disease, at the University of Cincinnati. Jeff Rowan is a graduate student/research assistant working towards his PhD in Prof. Doyley's lab.
Continue ReadingNayak/Schifitto/Doyley Paper Published
August 1, 2017
Congratulations to Rohit Nayak, PhD, Dr. Giovanni Schifitto (Neurology Department), and Prof. Marvin Doyley on the publication of their manuscript titled "Noninvasive carotid artery elastography using multielement synthetic aperture imaging: phantom and in vivo validation." The article will appear in the August 2017 issue of Medical Physics: http://onlinelibrary.wiley.com/doi/10.1002/mp.12329/abstract;jsessionid=6BD3F5298DF431CF0E5789FCAD4ABB35.f02t01?. Dr. Nayak received his PhD at the University of Rochester under Prof. Doyley's supervision; he is currently a Postdoctoral Research Fellow in Radiology at the Mayo Clinic in Rochester, Minnesota.
Continue ReadingASA Meeting
June 29, 2017
Current and former lab members attended and presented at the 173rd meeting of the Acoustical Society of America, which took place in Boston, MA from 25-29 June 2017. The following work was presented:
Continue ReadingVerma/Doyley Paper Published
June 26, 2017
Congratulations to Prashant Verma, PhD and Prof. Marvin Doyley on the publication of their manuscript titled "Revisiting the Cramér Rao Lower Bound for Elastography: Predicting the Performance of Axial, Lateral and Polar Strain Elastograms." The article will appear in the September 2017 issue of Ultrasound in Medicine and Biology: http://www.umbjournal.org/article/S0301-5629(17)30242-9/fulltext?elsca1=etoc&elsca2=email&elsca3=0301-5629_201709_43_9_&elsca4=Radiology%2FImaging. Dr. Verma received his PhD at the University of Rochester under Prof. Doyley's supervision; he is currently an Ultrasound Engineering at Sonavex, Inc. in Baltimore, MD.
Continue ReadingRowan Successfully Completes MS Exit Exam
April 19, 2017
Congratulations to Jeffrey Rowan who successfully completed his MS exit exam on April 19, 2017. Jeff, advised by Professor Doyley, presented research work titled "Size isolation of microbubbles using microfluidics chips." Professor Kevin Parker served on the exam committee. Jeff's MS degree was conferred on May 20, 2017, and he continues in Prof. Doyley's lab as a PhD candidate. Again, congratulations to Jeff and many thanks for his contributions to the Parametric Imaging Research Lab.
Continue ReadingArchibald Successfully Completes MS Exit Exam
April 19, 2017
Congratulations to Matthew Archibald who successfully completed his MS exit exam on April 19, 2017. Matt, advised by Professor Doyley, presented research work titled "Parallel 3D harmonic finite element analysis." Professor Kevin Parker served on the exam committee. Again, congratulations to Matt and many thanks for his contributions to the Parametric Imaging Research Lab.
Continue ReadingDoyley/Dartmouth Collaborative Paper Published
April 18, 2017
Congratulations to Marvin Doyley and his collaborators on the publication of their manuscript titled "Separation of solid stress from interstitial fluid pressure in pancreas cancer correlates with collagen area fraction." The article appears in the Journal of Biomechanical Imaging: http://biomechanical.asmedigitalcollection.asme.org/article.aspx?articleid=2618331&resultClick=1. Co-authors include Brian Pogue, Michael Nieskoski, Kayla Marra, Jason Gunn, Stephen Kanick, B. Stuart Trembly (Thayer School of Engineering, Dartmouth College), Tayyaba Hasan (Wellman Center for Photomedicine at Massachusetts General Hospital/Harvard Medical School), and Stephen Pereira (Institute for Liver and Digestive Health, University College, London). The study described in this paper demonstrates "a new approach to measure interstitial fluid pressure and solid stress...with a modified pressure transducer. These data grant insight into the mechanisms of collagen interaction with pressure and vascular patency within pancreatic tumors.
Continue ReadingRohit Nayak successfully defends his PhD thesis
March 14, 2017
Congratulations to Rohit Nayak who successfully defended his PhD thesis titled “Principal Strain Vascular Elastography for Imaging the Carotid Artery.” Rohit's public defense took place on Tuesday, March 14, 2017, immediately followed by a closed-door defense session. Rohit has been advised by Professor Marvin Doyley. His PhD committee was chaired by Professor Stephen McAleavey (Biomedical Engineering); other committee members were Professor Kevin Parker (Electrical & Computer Engineering), Dr. Giovanni Schifitto (Neurology), and Professor Diane Dalecki (Biomedical Engineering). Again, congratulations to Rohit and many thanks for his hard work and significant contributions to Professor Doyley’s Parametric Imaging Research Lab!
Continue ReadingNayak/Huntzicker/Doyley Paper Published
March 1, 2017
Congratulations to Rohit Nayak, PhD candidate, and Prof. Marvin Doyley on the publication of their manuscript titled "Principal strain vascular elastography: simulation and preliminary clinical evaluation." The article appears in the March 2017 issue of Ultrasound in Medicine and Biology. Co-authors include Dr. Steven Huntzicker (former PhD student in Prof. Doyley's lab, currently with Matrix Research), Dr. Jacques Ohayon (University Joseph-Fourier in Grenoble France), Nancy Carson and Dr. Vikram Dogra (Department of Imaging Sciences at the University of Rochester Medical Center), and Dr. Giovanni Schifitto (Department of Neurology at the University of Rochester Medical Center).
Continue ReadingPrashant Verma successfully defends his Ph.D. thesis
January 13, 2017
Congratulations to Prashant Verma who successfully defended his Ph.D. thesis titled “Beamforming Strategies for Plane WaveVascular Elastography.” Prashant's public defense took place on Friday, January 13, 2017, immediately followed by a closed-door defense session. Prashant has been advised by Professor Marvin Doyley. His Ph.D. committee was chaired by Professor James Fienup (Optics); other committee members were Professors Nicholas Bigelow and Segev BenZvi (Physics & Astronomy), and Professor Mark Bocko (Electrical & Computer Engineering). Again, congratulations to Prashant and many thanks for his hard work and significant contributions to Prof. Doyley’s Parametric Imaging Research Lab!
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