Biography

Prof. Rui-Ping Xia
University of St. Mary, USA

Associate Professor


Email: Ruiping.Xia@stmary.edu


Qualifications
1998 – 2003 Postdoctor, Neural Rehabilitation, Northwestern University, USA
1993 – 1997 Ph.D., Neurophysiology ,University of Bristol, UK
1986 – 1989 M.Sc., Biomedical Engineering Tianjin University, China

1981 – 1986 B.Sc., Tianjin University, China Biomedical Engineering, China


Publications (Selected)
  1. Xia R, Powell D, Rymer WZ, Hanson N, Fang X, Threlkeld AJ (2011). Differentiation of contributions between shortening reaction and stretch-induced inhibition in Parkinson’s disease. Experimental Brain Research, 209: 609-618.
  2. Xia R (2011). Effectiveness of nutritional supplements on reducing symptoms in autism spectrum disorder: a case report. The Journal of Alternative and Complementary Medicine 17: 271-274.
  3. Xia R, Sun J, Threlkeld, AJ (2009). Analysis of interactive effect of stretch reflex and shortening reaction on rigidity in Parkinson's disease. Clinical Neurophysiology 120: 1400-1407.
  4. Xia R, Bush BMH (2007). Modulation of reflex responses in hand muscles during rhythmical finger tasks in a subject with writer’s cramp. Experimental Brain Research 177: 573-578.
  5. Xia R, Markopoulou K, Puumala SE, Rymer WZ (2006). A comparison of the effects of imposed extension and flexion movements on Parkinsonian rigidity. Clinical Neurophysiology 117: 2302-2307.
  6. Xia R, Bush BMH, Karst GM (2005). Phase-dependent and task-dependent modulation of stretch reflexes during rhythmical hand tasks. Journal of Physiology 564: 941-951.
  7. Xia R,  Rymer WZ (2005). Reflex reciprocal facilitation of antagonist muscles in spinal cord injury. Spinal Cord 43: 14-21.
  8. Xia R, Rymer WZ (2004). The role of shortening reaction in mediating rigidity in Parkinson’s disease. Experimental Brain Research 156: 524-528.
  9. Xia R, Barnes GR (1999). Oculo-manual co-ordination in tracking of pseudo-random target motion stimuli. Journal of Motor Behavior 31: 21-38.
  10. Xia R, Muthumani A, Mao ZH, Powell DW. Quantification of neural reflex and muscular intrinsic contributions to parkinsonian rigidity. Exp Brain Res. 2016 Aug 17. [Epub ahead of print] PubMed PMID: 27534863.
  11. Xia R, Stone JR, Hoffman JE, Klappa SG. Promoting community health and eliminating health disparities through community-based participatory research. Phys Ther 2016; 96(3): 410-417.
  12. Xia R, Mao ZH. Progression of motor symptoms in Parkinson’s disease. Neurosci Bull. 2012; 28: 39-48.
  13. Powell D, Muthumani A, Xia R. Parkinson's disease is associated with greater regularity of repetitive voluntary movements. Motor Control 2014; 18: 263-277.
  14. Powell D, Threlkeld AJ, Xiang Fang, Muthumani A, Xia R. Amplitude- and velocity-dependency of rigidity measured at the wrist in Parkinson’s disease. Clin Neurophysiol. 2012; 123: 764-773.
  15. Xia R. Physiological and biomechanical analyses of rigidity in Parkinson’s disease. In: Rana A, eds. Etiology and Pathophysiology of Parkinson’s Disease, InTech, Vienna, Austria, 2011; pp.485-506.
  16. Powell D, Hanson N, Threlkeld AJ, Fang X, Xia R. Enhancement of parkinsonian rigidity with contralateral hand activation. Clin Neurophysiol. 2011; 122: 1595-1601.
  17. Odemuyiwa O, Poloniecki J, Malik M, Farrell T, Xia R, Staunton A, Kulakowski P, Ward D, Camm AJ (1994). Temporal influences on the prediction of postinfarction mortality by heart rate variability: A comparison with the left ventricular ejection fraction. British Heart Journal 71: 521-527.
  18. Xia R, Odemuyiwa O, Gill J, Malik M, Camm AJ (1993). Influence of recognition errors of computerized analysis of 24-hour electrocardiograms on the measurement of spectral components of heart rate variability. International Journal of Bio-Medical Computing 32: 223-235.
  19. Malik M, Xia R, Odemuyiwa O, Staunton A, Poloniecki J, Camm AJ (1993). Influence of the recognition artefact in automatic analysis of long-term electrocardiograms on time-domain measurement of heart rate variability. Medical and Biological Engineering and Computing 31: 539-544.
  20. Gill J, Baszko A, Xia R, Ward DE, Camm AJ (1993). Dynamics of the QT interval in patients with exercise-induced ventricular tachycardia in normal and abnormal hearts. American Heart Journal 126: 1357-1363.
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