Unilateral Sensorimotor Cortex Lesions in Adult Rats Facilitate Motor Skill Learning with the “Unaffected” Forelimb and Training-Induced Dendritic Structural Plasticity in the Motor Cortex

Scott D. Bury; Theresa A. Jones

doi:10.1523/JNEUROSCI.22-19-08597.2002

Article Information

DOI

https://doi.org/10.1523/JNEUROSCI.22-19-08597.2002

PubMed

12351733

Published By

Society for Neuroscience

History

Received April 26, 2002
Revision received July 11, 2002
Accepted July 16, 2002
First published October 1, 2002.

Version of record published October 1, 2002.

Author Information

Scott D. Bury1 and
Theresa A. Jones2

¹Department of Psychology, University of Washington, Seattle, Washington 98195, and
²Department of Psychology and Institute for Neuroscience Research, University of Texas, Austin, Texas 78712

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Disclosures

Received April 26, 2002.
Revision received July 11, 2002.
Accepted July 16, 2002.

This study was supported by National Institutes of Health Grants MH56361 and MH64586. We thank Dr. Jeffery Kleim for his advice and guidance concerning reach training, Dr. Timothy Schallert for his comments concerning the behavioral analyses, Dr. Ilene Bernstein for the use of her microscopes, DeAnna Adkins for help with the MAP2 procedures, and Kevin McCullough and Jurate Lasiene for their help with training and collection of data.
Correspondence should be addressed to Dr. Scott D. Bury, Reeve-Irvine Research Center, University of California-Irvine, 2216 Gillespie Neuroscience Research Facility, Irvine, CA 92697-4292. E-mail:sbury{at}uci.edu.

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	Abstract	Full	Pdf
Sep 2002	270	71	258
Oct 2002	91	112	179
Nov 2002	17	57	43
Dec 2002	4	27	38
Total 2002	382	267	518
Jan 2003	2	35	35
Feb 2003	3	49	15
Mar 2003	8	45	29
Apr 2003	3	35	29
May 2003	5	32	22
Jun 2003	6	24	27
Jul 2003	7	10	10
Aug 2003	8	21	15
Sep 2003	8	28	21
Oct 2003	15	17	16
Nov 2003	24	25	26
Dec 2003	16	26	25
Total 2003	105	347	270
Jan 2004	14	24	14
Feb 2004	12	36	28
Mar 2004	18	44	19
Apr 2004	19	28	25
May 2004	19	47	50
Jun 2004	15	40	22
Jul 2004	19	21	10
Aug 2004	18	19	13
Sep 2004	16	41	17
Oct 2004	29	57	45
Nov 2004	10	26	15
Dec 2004	22	31	20
Total 2004	211	414	278
Jan 2005	17	38	25
Feb 2005	15	34	17
Mar 2005	29	45	32
Apr 2005	7	29	15
May 2005	10	31	29
Jun 2005	7	22	16
Jul 2005	8	28	18
Aug 2005	6	22	13
Sep 2005	12	48	21
Oct 2005	8	30	21
Nov 2005	23	30	25
Dec 2005	12	34	12
Total 2005	154	391	244
Jan 2006	11	25	14
Feb 2006	7	28	11
Mar 2006	4	32	14
Apr 2006	3	22	15
May 2006	7	16	9
Jun 2006	5	15	13
Jul 2006	5	9	5
Aug 2006	3	18	10
Sep 2006	8	12	14
Oct 2006	21	43	31
Nov 2006	12	31	29
Dec 2006	10	16	16
Total 2006	96	267	181
Jan 2007	4	15	14
Feb 2007	8	23	40
Mar 2007	10	26	31
Apr 2007	7	33	18
May 2007	10	29	14
Jun 2007	3	19	18
Jul 2007	9	23	15
Aug 2007	6	12	16
Sep 2007	3	19	14
Oct 2007	12	22	17
Nov 2007	10	17	14
Dec 2007	9	14	11
Total 2007	91	252	222
Jan 2008	10	11	13
Feb 2008	8	21	16
Mar 2008	8	10	16
Apr 2008	15	17	15
May 2008	8	16	11
Jun 2008	20	16	7
Jul 2008	3	9	8
Aug 2008	14	20	14
Sep 2008	35	11	10
Oct 2008	22	17	8
Nov 2008	16	15	18
Dec 2008	13	12	19
Total 2008	172	175	155
Jan 2009	24	20	11
Feb 2009	18	20	14
Mar 2009	19	16	8
Apr 2009	14	16	18
May 2009	8	18	13
Jun 2009	6	17	7
Jul 2009	6	14	15
Aug 2009	2	9	8
Sep 2009	7	7	9
Oct 2009	11	11	13
Nov 2009	22	18	19
Dec 2009	10	8	12
Total 2009	147	174	147
Jan 2010	20	5	4
Feb 2010	9	7	6
Mar 2010	10	15	11
Apr 2010	7	6	6
May 2010	6	12	10
Jun 2010	4	16	10
Jul 2010	6	14	10
Aug 2010	9	12	13
Sep 2010	9	13	14
Oct 2010	9	14	10
Nov 2010	7	18	16
Dec 2010	15	18	12
Total 2010	111	150	122
Jan 2011	9	18	10
Feb 2011	12	13	7
Mar 2011	17	23	19
Apr 2011	4	15	15
May 2011	13	34	29
Jun 2011	7	22	21
Jul 2011	8	18	20
Aug 2011	12	18	23
Sep 2011	11	12	14
Oct 2011	10	26	15
Nov 2011	12	11	19
Dec 2011	10	14	20
Total 2011	125	224	212
Jan 2012	13	16	14
Feb 2012	5	19	12
Mar 2012	29	19	28
Apr 2012	20	17	22
May 2012	21	13	21
Jun 2012	10	6	9
Jul 2012	13	23	12
Aug 2012	6	10	16
Sep 2012	12	5	15
Oct 2012	27	10	12
Nov 2012	29	12	12
Dec 2012	34	7	10
Total 2012	219	157	183
Jan 2013	15	25	18
Feb 2013	29	25	17
Mar 2013	32	12	14
Apr 2013	24	12	23
May 2013	14	9	18
Jun 2013	7	20	13
Jul 2013	12	5	10
Aug 2013	11	18	11
Sep 2013	9	10	14
Oct 2013	19	8	15
Nov 2013	20	8	10
Dec 2013	5	8	11
Total 2013	197	160	174
Jan 2014	21	8	14
Feb 2014	35	16	15
Mar 2014	10	17	11
Apr 2014	10	12	20
May 2014	11	9	8
Jun 2014	12	16	7
Jul 2014	3	9	9
Aug 2014	8	11	7
Sep 2014	9	16	12
Oct 2014	18	8	16
Nov 2014	16	14	18
Dec 2014	12	8	19
Total 2014	165	144	156
Jan 2015	17	17	15
Feb 2015	12	7	5
Mar 2015	11	11	18
Apr 2015	12	11	9
May 2015	7	7	8
Jun 2015	3	5	11
Jul 2015	5	4	6
Aug 2015	6	9	18
Sep 2015	6	3	14
Oct 2015	5	7	20
Nov 2015	17	5	12
Dec 2015	18	5	8
Total 2015	119	91	144
Jan 2016	19	6	19
Feb 2016	32	12	16
Mar 2016	12	19	23
Apr 2016	5	8	6
May 2016	6	15	10
Jun 2016	8	7	20
Jul 2016	5	1	7
Aug 2016	8	6	8
Sep 2016	9	4	12
Oct 2016	6	12	7
Nov 2016	4	9	5
Dec 2016	0	8	2
Total 2016	114	107	135
Jan 2017	2	18	4
Feb 2017	3	18	4
Mar 2017	6	27	9
Apr 2017	2	8	2
May 2017	2	45	10
Jun 2017	4	12	8
Jul 2017	6	21	4
Aug 2017	4	13	9
Sep 2017	7	12	6
Oct 2017	0	10	8
Nov 2017	9	23	11
Dec 2017	2	14	6
Total 2017	47	221	81
Jan 2018	3	16	3
Feb 2018	6	15	11
Mar 2018	5	18	12
Apr 2018	3	197	8
May 2018	1	131	10
Jun 2018	2	44	11
Jul 2018	2	69	7
Aug 2018	2	47	12
Sep 2018	4	34	8
Oct 2018	6	36	21
Nov 2018	7	44	4
Dec 2018	4	32	4
Total 2018	45	683	111
Jan 2019	1	23	7
Feb 2019	4	15	7
Mar 2019	7	19	14
Apr 2019	2	27	8
May 2019	4	18	11
Jun 2019	3	17	12
Jul 2019	0	7	8
Aug 2019	7	15	10
Sep 2019	0	31	7
Oct 2019	4	66	6
Nov 2019	3	12	10
Dec 2019	1	24	5
Total 2019	36	274	105
Jan 2020	3	11	2
Feb 2020	2	16	7
Mar 2020	5	5	3
Apr 2020	7	14	5
May 2020	4	10	7
Jun 2020	2	4	3
Jul 2020	2	8	2
Aug 2020	1	7	8
Sep 2020	0	19	6
Oct 2020	2	22	6
Nov 2020	4	18	9
Dec 2020	8	19	5
Total 2020	40	153	63
Jan 2021	0	7	3
Total 2021	0	7	3
Total	2576	4658	3504