Guoqiang Yu

Summary

Affiliation: University of Kentucky
Country: USA

Publications

  1. pmc Simultaneous measurement of deep tissue blood flow and oxygenation using noncontact diffuse correlation spectroscopy flow-oximeter
    Ting Li
    Center for Biomedical Engineering, University of Kentucky, Lexington, KY 40506 0070, USA
    Sci Rep 3:1358. 2013
  2. pmc Diffuse optical monitoring of repeated cerebral ischemia in mice
    Yu Shang
    Center for Biomedical Engineering, University of Kentucky, Lexington, Kentucky 40506, USA
    Opt Express 19:20301-15. 2011
  3. pmc Near-infrared diffuse correlation spectroscopy in cancer diagnosis and therapy monitoring
    Guoqiang Yu
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506 0070, USA
    J Biomed Opt 17:010901. 2012
  4. pmc Intraoperative evaluation of revascularization effect on ischemic muscle hemodynamics using near-infrared diffuse optical spectroscopies
    Guoqiang Yu
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506 0070, USA
    J Biomed Opt 16:027004. 2011
  5. doi request reprint Portable optical tissue flow oximeter based on diffuse correlation spectroscopy
    Yu Shang
    Center for Biomedical Engineering, University of Kentucky, Lexington, Kentucky 40506, USA
    Opt Lett 34:3556-8. 2009
  6. pmc Noninvasive evaluation of electrical stimulation impacts on muscle hemodynamics via integrating diffuse optical spectroscopies with muscle stimulator
    Yu Shang
    University of Kentucky, Department of Biomedical Engineering, Lexington, Kentucky 40506
    J Biomed Opt 18:105002. 2013
  7. pmc Using optical fibers with different modes to improve the signal-to-noise ratio of diffuse correlation spectroscopy flow-oximeter measurements
    Lian He
    Center for Biomedical Engineering, University of Kentucky, Lexington, Kentucky 40506, USA
    J Biomed Opt 18:037001. 2013
  8. doi request reprint Simultaneously extracting multiple parameters via fitting one single autocorrelation function curve in diffuse correlation spectroscopy
    Lixin Dong
    Center for Biomedical Engineering, University of Kentucky College of Engineering, Lexington, KY 40506, USA
    IEEE Trans Biomed Eng 60:361-8. 2013
  9. pmc Noncontact diffuse correlation spectroscopy for noninvasive deep tissue blood flow measurement
    Yu Lin
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506, USA
    J Biomed Opt 17:010502. 2012
  10. doi request reprint Noninvasive optical evaluation of spontaneous low frequency oscillations in cerebral hemodynamics
    Ran Cheng
    Center for Biomedical Engineering, College of Engineering, University of Kentucky, Lexington, KY 40506, USA
    Neuroimage 62:1445-54. 2012

Research Grants

Collaborators

Detail Information

Publications21

  1. pmc Simultaneous measurement of deep tissue blood flow and oxygenation using noncontact diffuse correlation spectroscopy flow-oximeter
    Ting Li
    Center for Biomedical Engineering, University of Kentucky, Lexington, KY 40506 0070, USA
    Sci Rep 3:1358. 2013
    ..Our research paves the way for noncontact and simultaneous monitoring of blood flow and oxygenation in soft and vulnerable tissues without distorting tissue hemodynamics...
  2. pmc Diffuse optical monitoring of repeated cerebral ischemia in mice
    Yu Shang
    Center for Biomedical Engineering, University of Kentucky, Lexington, Kentucky 40506, USA
    Opt Express 19:20301-15. 2011
    ..With the progress of repeated 2-minute bi-CCA occlusions over days, a longitudinal decline in the magnitudes of CBF reduction was observed, indicating the brain adaptation to cerebral ischemia through the repeated preconditioning...
  3. pmc Near-infrared diffuse correlation spectroscopy in cancer diagnosis and therapy monitoring
    Guoqiang Yu
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506 0070, USA
    J Biomed Opt 17:010901. 2012
    ....
  4. pmc Intraoperative evaluation of revascularization effect on ischemic muscle hemodynamics using near-infrared diffuse optical spectroscopies
    Guoqiang Yu
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506 0070, USA
    J Biomed Opt 16:027004. 2011
    ..In total, the investigation corroborates potential of the optical methods for objectively assessing the success of arterial revascularization...
  5. doi request reprint Portable optical tissue flow oximeter based on diffuse correlation spectroscopy
    Yu Shang
    Center for Biomedical Engineering, University of Kentucky, Lexington, Kentucky 40506, USA
    Opt Lett 34:3556-8. 2009
    ..9, P<10(-5), n=10). The portable, inexpensive, and easy-to-use DCS flow oximeter holds promise for bedside monitoring of tissue blood flow and oxygenation in clinics...
  6. pmc Noninvasive evaluation of electrical stimulation impacts on muscle hemodynamics via integrating diffuse optical spectroscopies with muscle stimulator
    Yu Shang
    University of Kentucky, Department of Biomedical Engineering, Lexington, Kentucky 40506
    J Biomed Opt 18:105002. 2013
    ..g., pressure ulcer)...
  7. pmc Using optical fibers with different modes to improve the signal-to-noise ratio of diffuse correlation spectroscopy flow-oximeter measurements
    Lian He
    Center for Biomedical Engineering, University of Kentucky, Lexington, Kentucky 40506, USA
    J Biomed Opt 18:037001. 2013
    ..The outcomes from this study provide useful guidance for the selection of optical fibers to improve DCS flow-oximeter measurements...
  8. doi request reprint Simultaneously extracting multiple parameters via fitting one single autocorrelation function curve in diffuse correlation spectroscopy
    Lixin Dong
    Center for Biomedical Engineering, University of Kentucky College of Engineering, Lexington, KY 40506, USA
    IEEE Trans Biomed Eng 60:361-8. 2013
    ..e., first calculating β and then fitting αD(B)). The outcomes from this study provide a crucial guidance for DCS data analysis...
  9. pmc Noncontact diffuse correlation spectroscopy for noninvasive deep tissue blood flow measurement
    Yu Lin
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506, USA
    J Biomed Opt 17:010502. 2012
    ..77, p<10(-5), n=9) tests. The noncontact DCS holds promise for measuring blood flow in vulnerable (e.g., pressure ulcer) and soft (e.g., breast) tissues without distorting tissue hemodynamic properties...
  10. doi request reprint Noninvasive optical evaluation of spontaneous low frequency oscillations in cerebral hemodynamics
    Ran Cheng
    Center for Biomedical Engineering, College of Engineering, University of Kentucky, Lexington, KY 40506, USA
    Neuroimage 62:1445-54. 2012
    ..Future study will investigate cerebral LFOs in patients with cerebral impairment and evaluate their cerebral autoregulation capabilities and neurocognitive functions via the quantification of LFO phase shifts...
  11. pmc Noninvasive optical quantification of absolute blood flow, blood oxygenation, and oxygen consumption rate in exercising skeletal muscle
    Katelyn Gurley
    University of Kentucky, Center for Biomedical Engineering, Lexington, Kentucky 40506, USA
    J Biomed Opt 17:075010. 2012
    ....
  12. doi request reprint Noninvasively measuring the hemodynamic effects of massage on skeletal muscle: a novel hybrid near-infrared diffuse optical instrument
    Niki Munk
    Graduate Center for Gerontology, University of Kentucky, Lexington, KY 40536, United States
    J Bodyw Mov Ther 16:22-8. 2012
    ....
  13. doi request reprint Cerebral monitoring during carotid endarterectomy using near-infrared diffuse optical spectroscopies and electroencephalogram
    Yu Shang
    Center for Biomedical Engineering, University of Kentucky, KY, USA
    Phys Med Biol 56:3015-32. 2011
    ..g., shunting, medications) during CEA to reduce the risks of severe cerebral ischemia and cerebral hyperperfusion syndrome...
  14. doi request reprint Shear-sensitive regulation of neutrophil flow behavior and its potential impact on microvascular blood flow dysregulation in hypercholesterolemia
    Xiaoyan Zhang
    From the Department of Biomedical Engineering, University of Kentucky, Lexington X Z, R C, D R, G Y, H Y S Math, Science, and Technology Center, Paul L Dunbar High School, Lexington, KY D R Division of Cardiovascular Disease, University of Alabama at Birmingham P S and Saha Cardiovascular Research Center, University of Kentucky, Lexington A D
    Arterioscler Thromb Vasc Biol 34:587-93. 2014
    ..We tested the hypothesis that a hypercholesterolemic impairment of shear mechanotransduction alters the neutrophil flow behavior leading to microvascular dysfunction...
  15. pmc Near-infrared diffuse optical monitoring of cerebral blood flow and oxygenation for the prediction of vasovagal syncope
    Ran Cheng
    University of Kentucky, Department of Biomedical Engineering, Lexington, Kentucky 40506
    J Biomed Opt 19:17001. 2014
    ..Most importantly, a threshold of ∼50% rCBF decline completely separated the subjects from those without presyncope, suggesting its potential for predicting VVS...
  16. pmc Association of fibromyalgia with altered skeletal muscle characteristics which may contribute to postexertional fatigue in postmenopausal women
    Ratchakrit Srikuea
    University of Kentucky, Lexington, KY, USA
    Arthritis Rheum 65:519-28. 2013
    ..To identify muscle physiologic properties that may contribute to postexertional fatigue and malaise in women with fibromyalgia (FM)...
  17. pmc AISAIC: a software suite for accurate identification of significant aberrations in cancers
    Bai Zhang
    Bradley Department of Electrical and Computer Engineering, Virginia Polytechnic Institute and State University, Arlington, VA 22203, USA, Department of Pathology, Johns Hopkins University School of Medicine, Baltimore, MD 21231, USA, School of Computer Science and Technology, Xidian University, Xi an 710126, China, Department of Oncology and Department of Gynecology Obstetrics, Johns Hopkins University School of Medicine, Baltimore, MD 21231, USA, Lombardi Comprehensive Cancer Center, Georgetown University, Washington, DC 20007, USA Department of Oncology and Department of Physiology and Biophysics, Georgetown University, Washington, DC 20057, USA and Department of Electrical Engineering and Computer Science, University of Michigan, An Arbor, MI 48109, USA
    Bioinformatics 30:431-3. 2014
    ..AISAIC also provides users with a parallel computing option to leverage ubiquitous multicore machines...

Research Grants1

  1. Diffuse Optical Monitoring of Head and Neck Tumor Therapy
    Guoqiang Yu; Fiscal Year: 2010
    ..This in depth assessment of tumor hemodynamic and metabolic properties will provide essential information for the early prediction and evaluation of treatment outcomes, thus enabling clinicians to optimize individual treatment. ..