Boulay CB, Chen XY, Wolpaw J. Electrocorticographic activity over sensorimotor cortex and motor function in awake behaving rats. J Neurophysiol [Internet]. 2015;113(7):2232-41. http://www.ncbi.nlm.nih.gov/pubmed/25632076

Chen Y, Chen L, Liu R, Wang Y, Chen XY, Wolpaw J. Locomotor impact of beneficial or nonbeneficial H-reflex conditioning after spinal cord injury. J Neurophysiol [Internet]. 2014;111(6):1249-58. http://www.ncbi.nlm.nih.gov/pubmed/24371288

Chen XY, Chen Y, Wang Y, Thompson A, Carp JS, Segal RL, et al.. Reflex conditioning: a new strategy for improving motor function after spinal cord injury. Annals of the New York Academy of Sciences [Internet]. 2010;1198 Suppl 1:E12?E21. http://www.ncbi.nlm.nih.gov/pubmed/20590534

Thompson AK, Chen XY, Wolpaw J. Acquisition of a simple motor skill: task-dependent adaptation plus long-term change in the human soleus H-reflex. The Journal of neuroscience : the official journal of the Society for Neuroscience [Internet]. 2009;29:5784?5792. http://www.ncbi.nlm.nih.gov/pubmed/19420246

Wang Y, Pillai S, Wolpaw J, Chen XY. Motor learning changes GABAergic terminals on spinal motoneurons in normal rats. The European journal of neuroscience [Internet]. 2006;23:141?150. http://www.ncbi.nlm.nih.gov/pubmed/16420424

Chen XY, Chen L, Wolpaw J, Jakeman LB. Corticospinal tract transection reduces H-reflex circadian rhythm in rats. Brain research [Internet]. 2002;942:101?108. http://www.ncbi.nlm.nih.gov/pubmed/12031858

Carp JS, Chen XY, Sheikh H, Wolpaw J. Effects of chronic nerve cuff and intramuscular electrodes on rat triceps surae motor units. Neuroscience letters [Internet]. 2001;312:1?4. http://www.ncbi.nlm.nih.gov/pubmed/11578831

Carp JS, Chen XY, Sheikh H, Wolpaw J. Motor unit properties after operant conditioning of rat H-reflex. Experimental brain research. Experimentelle Hirnforschung. Expérimentation cérébrale [Internet]. 2001;140:382?386. http://www.ncbi.nlm.nih.gov/pubmed/11681314

Carp JS, Chen XY, Sheikh H, Wolpaw J. Operant conditioning of rat H-reflex affects motoneuron axonal conduction velocity. Experimental brain research. Experimentelle Hirnforschung. Expérimentation cérébrale [Internet]. 2001;136:269?273. http://www.ncbi.nlm.nih.gov/pubmed/11206290

Wolpaw J, Chen XY. Operant conditioning of rat H-reflex: effects on mean latency and duration. Experimental brain research. Experimentelle Hirnforschung. Expérimentation cérébrale [Internet]. 2001;136:274?279. http://www.ncbi.nlm.nih.gov/pubmed/11206291

Chen XY, Wolpaw J, Jakeman LB, Stokes BT. Operant conditioning of H-reflex increase in spinal cord?injured rats. Journal of neurotrauma [Internet]. 1999;16:175?186. http://www.ncbi.nlm.nih.gov/pubmed/10098962

Chen XY, Wolpaw J, Jakeman LB, Stokes BT. Operant conditioning of H-reflex in spinal cord-injured rats. Journal of neurotrauma [Internet]. 1996;13:755?766. http://www.ncbi.nlm.nih.gov/pubmed/9002061

Chen XY, Wolpaw J. Reversal of H-reflex operant conditioning in the rat. Experimental brain research. Experimentelle Hirnforschung. Expérimentation cérébrale [Internet]. 1996;112:58?62. http://www.ncbi.nlm.nih.gov/pubmed/8951407

Chen XY, Wolpaw J. Operantly conditioned plasticity and circadian rhythm in rat H-reflex are independent phenomena. Neuroscience letters [Internet]. 1995;195:109?112. http://www.ncbi.nlm.nih.gov/pubmed/7478262

Chen XY, Wolpaw J. Circadian rhythm in rat H-reflex. Brain research [Internet]. 1994;648:167?170. http://www.ncbi.nlm.nih.gov/pubmed/7922520