Longitudinal neurostimulation in older adults improves working memory

PLoS ONE

Volumn 10, Issue 4, 2015, Pages

  Jones, Kevin T ^a,b   Stephens, Jaclyn A ^a   Alam, Mahtab ^c   Bikson, Marom ^c   Berryhill, Marian E ^a  

^a UNIVERSITY OF NEVADA   (United States)

^b GEORGETOWN UNIVERSITY MEDICAL CENTER   (United States)

^c City College of New York   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; AGED; AGING; ARTICLE; CONTROLLED STUDY; FEMALE; HUMAN; HUMAN EXPERIMENT; LONGITUDINAL STUDY; MALE; MENTAL TASK; NERVE CELL NETWORK; NORMAL HUMAN; PARIETAL CORTEX; PREFRONTAL CORTEX; STROOP TEST; TASK PERFORMANCE; TRANSCRANIAL DIRECT CURRENT STIMULATION; VERBAL MEMORY; VISUAL MEMORY; WORKING MEMORY; BRAIN CORTEX; FOLLOW UP; MEMORY DISORDERS; MIDDLE AGED; PATHOPHYSIOLOGY; RANDOMIZED CONTROLLED TRIAL; SHORT TERM MEMORY;

ADULT; AGED; CEREBRAL CORTEX; FEMALE; FOLLOW-UP STUDIES; HUMANS; MALE; MEMORY DISORDERS; MEMORY, SHORT-TERM; MIDDLE AGED; NERVE NET;

EID: 84929492248     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0121904     Document Type: Article

References (114)

1. Park, Lautenschlager G, Hedden T, Davidson NS, Smith AD, Smith PK. Models of visuospatial and verbal memory across the adult life span. Psychology and aging. 2002; 17(2):299-320. PMID: 12061414.
2. Good CD, Johnsrude IS, Ashburner J, Henson RN, Friston KJ, Frackowiak RS. A voxel-based morphometric study of ageing in 465 normal adult human brains. Neuroimage. 2001; 14(1 Pt 1):21-36. Epub 2001/08/30. doi: 10.1006/nimg.2001.0786 PMID: 11525331.
3. Raz N, Gunning FM, Head D, Dupuis JH, McQuain J, Briggs SD, et al. Selective aging of the human cerebral cortex observed in vivo: differential vulnerability of the prefrontal gray matter. Cereb Cortex. 1997; 7(3):268-82. PMID: 9143446.
4. Cabeza R. Cognitive neuroscience of aging: Contributions of functional neuroimaging. Scand J Psychol. 2001; 42(3):277-86. doi: 10.1111/1467-9450.00237. WOS:000169970000011. PMID: 11501741
5. Fabiani M. It was the best of times, it was the worst of times: A psychophysiologist's view of cognitive aging. Psychophysiology. 2012; 49(3):283-304. doi: 10.1111/J.1469-8986.2011.01331.X. WOS:000299927600001. PMID: 22220910
6. Rajah MN, D'Esposito M. Region-specific changes in prefrontal function with age: a review of PET and fMRI studies on working and episodic memory. Brain: a journal of neurology. 2005; 128:1964-83. doi: 10.1093/Brain/Awh608. WOS:000231694100003. PMID: 16049041
7. Davis SW, Dennis NA, Daselaar SM, Fleck MS, Cabeza R. Que PASA? The posterior-anterior shift in aging. Cereb Cortex. 2008; 18(5):1201-9. Epub 2007/10/11. bhm155 [pii] doi: 10.1093/cercor/ bhm155 PMID: 17925295; PubMed Central PMCID: PMC2760260.
8. Mendelsohn AR, Larrick JW. Reversing age-related decline in working memory. Rejuvenation Res. 2011; 14(5):557-9. Epub 2011/10/22. doi: 10.1089/rej.2011.1247 PMID: 22013901.
9. Peich MC, Husain M, Bays PM. Age-related decline of precision and binding in visual working memory. Psychol Aging. 2013; 28(3):729-43. Epub 2013/08/28. doi: 10.1037/a0033236 2013-29995-001 [pii]. PMID: 23978008; PubMed Central PMCID: PMC3913749.
10. Wang M, Gamo NJ, Yang Y, Jin LE, Wang XJ, Laubach M, et al. Neuronal basis of age-related working memory decline. Nature. 2011; 476(7359):210-3. Epub 2011/07/29. doi: 10.1038/nature10243 nature10243 [pii]. PMID: 21796118; PubMed Central PMCID: PMC3193794.
11. Lautenschlager NT, Cox KL, Flicker L, Foster JK, van Bockxmeer FM, Xiao J, et al. Effect of physical activity on cognitive function in older adults at risk for Alzheimer disease: a randomized trial. JAMA. 2008; 300(9):1027-37. doi: 10.1001/jama.300.9.1027 PMID: 18768414.
12. Kamegaya T, Maki Y, Yamagami T, Yamaguchi T, Murai T, Yamaguchi H. Pleasant physical exercise program for prevention of cognitive decline in community-dwelling elderly with subjective memory complaints. Geriatr Gerontol Int. 2012; 12(4):673-9. Epub 2012/04/04. doi: 10.1111/j.1447-0594. 2012.00840.x PMID: 22469534.
13. Shatil E. Does combined cognitive training and physical activity training enhance cognitive abilities more than either alone? A four-condition randomized controlled trial among healthy older adults. Front Aging Neurosci. 2013; 5:8. Epub 2013/03/28. doi: 10.3389/fnagi.2013.00008 PMID: 23531885; PubMed Central PMCID: PMC3607803.
14. Scarmeas N, Luchsinger JA, Schupf N, Brickman AM, Cosentino S, Tang MX, et al. Physical activity, diet, and risk of Alzheimer disease. JAMA. 2009; 302(6):627-37. doi: 10.1001/jama.2009.1144 PMID: 19671904; PubMed Central PMCID: PMC2765045.
15. Miller KJ, Siddarth P, Gaines JM, Parrish JM, Ercoli LM, Marx K, et al. The memory fitness program: cognitive effects of a healthy aging intervention. Am J Geriatr Psychiatry. 2012; 20(6):514-23. doi: 10. 1097/JGP.0b013e318227f821 PMID: 21765343.
16. Barnes LL, Mendes de Leon CF, Wilson RS, Bienias JL, Evans DA. Social resources and cognitive decline in a population of older African Americans and whites. Neurology. 2004; 63(12):2322-6. Epub 2004/12/30. 63/12/2322 [pii]. PMID: 15623694.
17. Tangney CC, Kwasny MJ, Li H, Wilson RS, Evans DA, Morris MC. Adherence to a Mediterraneantype dietary pattern and cognitive decline in a community population. The American journal of clinical nutrition. 2011; 93(3):601-7. doi: 10.3945/ajcn.110.007369 PMID: 21177796; PubMed Central PMCID: PMC3041601.
18. Lustig C, Shah P, Seidler R, Reuter-Lorenz PA. Aging, training, and the brain: a review and future directions. Neuropsychol Rev. 2009; 19(4):504-22. Epub 2009/10/31. doi: 10.1007/s11065-009-9119- 9 PMID: 19876740; PubMed Central PMCID: PMC3005345.
19. Noack H, Lovden M, Schmiedek F, Lindenberger U. Cognitive plasticity in adulthood and old age: gauging the generality of cognitive intervention effects. Restor Neurol Neurosci. 2009; 27(5):435-53. Epub 2009/10/23. doi: 10.3233/RNN-2009-0496 212N711846130566 [pii]. PMID: 19847069.
20. Morrison AB, Chein JM. Does working memory training work? The promise and challenges of enhancing cognition by training working memory. Psychon Bull Rev. 2011; 18(1):46-60. Epub 2011/02/18. doi: 10.3758/s13423-010-0034-0 PMID: 21327348.
21. Shipstead Z, Redick TS, Engle RW. Is working memory training effective? Psychol Bull. 2012; 138- (4):628-54. Epub 2012/03/14. doi: 10.1037/a0027473 2012-06385-001 [pii]. PMID: 22409508.
22. Owen AM, Hampshire A, Grahn JA, Stenton R, Dajani S, Burns AS, et al. Putting brain training to the test. Nature. 2010; 465(7299):775-U6. doi: 10.1038/Nature09042. WOS:000278551800044. PMID: 20407435
23. Mahncke HW, Connor BB, Appelman J, Ahsanuddin ON, Hardy JL, Wood RA, et al. Memory enhancement in healthy older adults using a brain plasticity-based training program: a randomized, controlled study. Proc Natl Acad Sci U S A. 2006; 103(33):12523-8. Epub 2006/08/05. 0605194103 [pii] 10.1073/pnas.0605194103. PMID: 16888038; PubMed Central PMCID: PMC1526649.
24. Buschkuehl M, Jaeggi SM, Hutchison S, Perrig-Chiello P, Dapp C, Muller M, et al. Impact of working memory training on memory performance in old-old adults. Psychology and aging. 2008; 23(4):743-53. Epub 2009/01/15. doi: 10.1037/a0014342 PMID: 19140646.
25. Dahlin E, Nyberg L, Backman L, Neely AS. Plasticity of executive functioning in young and older adults: immediate training gains, transfer, and long-term maintenance. Psychology and aging. 2008; 23(4):720-30. Epub 2009/01/15. doi: 10.1037/a0014296 PMID: 19140643.
26. Li SC, Schmiedek F, Huxhold O, Rocke C, Smith J, Lindenberger U. Working memory plasticity in old age: practice gain, transfer, and maintenance. Psychology and aging. 2008; 23(4):731-42. Epub 2009/01/15. doi: 10.1037/a0014343 PMID: 19140644.
27. Karbach J, Kray J. How useful is executive control training? Age differences in near and far transfer of task-switching training. Dev Sci. 2009; 12(6):978-90. Epub 2009/10/21. doi: 10.1111/j.1467-7687. 2009.00846.x DESC846 [pii]. PMID: 19840052.
28. Chein JM, Morrison AB. Expanding the mind's workspace: training and transfer effects with a complex working memory span task. Psychon Bull Rev. 2010; 17(2):193-9. Epub 2010/04/13. doi: 10.3758/ PBR.17.2.193 17/2/193 [pii]. PMID: 20382919.
29. Schmiedek F, Lovden M, Lindenberger U. Hundred Days of Cognitive Training Enhance Broad Cognitive Abilities in Adulthood: Findings from the COGITO Study. Front Aging Neurosci. 2010; 2. Epub 2010/08/21. doi: 10.3389/fnagi.2010.00027 27 [pii]. PMID: 20725526; PubMed Central PMCID: PMC2914582.
30. Richmond LL, Morrison AB, Chein JM, Olson IR. Working memory training and transfer in older adults. Psychology and aging. 2011; 26(4):813-22. Epub 2011/06/29. doi: 10.1037/a0023631 PMID: 21707176.
31. Brehmer Y, Westerberg H, Backman L. Working-memory training in younger and older adults: training gains, transfer, and maintenance. Frontiers in human neuroscience. 2012; 6:63. Epub 2012/04/04. doi: 10.3389/fnhum.2012.00063 PMID: 22470330; PubMed Central PMCID: PMC3313479.
32. Gajewski PD, Falkenstein M. Training-induced improvement of response selection and error detection in aging assessed by task switching: effects of cognitive, physical, and relaxation training. Frontiers in human neuroscience. 2012; 6:130. Epub 2012/05/18. doi: 10.3389/fnhum.2012.00130 PMID: 22593740; PubMed Central PMCID: PMC3349932.
33. Nouchi R, Taki Y, Takeuchi H, Hashizume H, Akitsuki Y, Shigemune Y, et al. Brain training game improves executive functions and processing speed in the elderly: a randomized controlled trial. PLoS One. 2012; 7(1):e29676. Epub 2012/01/19. doi: 10.1371/journal.pone.0029676 PONE-D-11-07694 [pii]. PMID: 22253758; PubMed Central PMCID: PMC3256163.
34. Nouchi R, Taki Y, Takeuchi H, Hashizume H, Nozawa T, Sekiguchi A, et al. Beneficial effects of shortterm combination exercise training on diverse cognitive functions in healthy older people: study protocol for a randomized controlled trial. Trials. 2012; 13:200. Epub 2012/10/31. doi: 10.1186/1745-6215- 13-200 PMID: 23107038; PubMed Central PMCID: PMC3495024.
35. van Muijden J, Band GP, Hommel B. Online games training aging brains: limited transfer to cognitive control functions. Front Hum Neurosci. 2012; 6:221. Epub 2012/08/23. doi: 10.3389/fnhum.2012. 00221 PMID: 22912609; PubMed Central PMCID: PMC3421963.
36. Willis SL, Tennstedt SL, Marsiske M, Ball K, Elias J, Koepke KM, et al. Long-term effects of cognitive training on everyday functional outcomes in older adults. JAMA. 2006; 296(23):2805-14. Epub 2006/ 12/21. 296/23/2805 [pii] doi: 10.1001/jama.296.23.2805 PMID: 17179457; PubMed Central PMCID: PMC2910591.
37. Margrett JA, Willis SL. In-home cognitive training with older married couples: individual versus collaborative learning. Neuropsychol Dev Cogn B Aging Neuropsychol Cogn. 2006; 13(2):173-95. Epub 2006/06/30. QN51624RM2442Q40 [pii] doi: 10.1080/138255890969285 PMID: 16807197; PubMed Central PMCID: PMC2856450.
38. Dahlin E, Backman L, Neely AS, Nyberg L. Training of the executive component of working memory: subcortical areas mediate transfer effects. Restor Neurol Neurosci. 2009; 27(5):405-19. Epub 2009/ 10/23. G072655216169220 [pii] 10.3233/RNN-2009-0492. PMID: 19847067. doi: 10.3233/RNN- 2009-0492
39. Nyberg L, Dahlin E, Stigsdotter Neely A, Backman L. Neural correlates of variable working memory load across adult age and skill: dissociative patterns within the fronto-parietal network. Scand J Psychol. 2009; 50(1):41-6. Epub 2008/08/19. doi: 10.1111/j.1467-9450.2008.00678.x SJOP678 [pii]. PMID: 18705668.
40. Nitsche MA, Liebetanz D, Lang N, Antal A, Tergau F, Paulus W. Safety criteria for transcranial direct current stimulation (tDCS) in humans. Clinical neurophysiology: official journal of the International Federation of Clinical Neurophysiology. 2003; 114(11):2220-2; author reply 2-3. PMID: 14580622.
41. Kessler SK, Turkeltaub PE, Benson JG, Hamilton RH. Differences in the experience of active and sham transcranial direct current stimulation. Brain stimulation. 2012; 5(2):155-62. doi: 10.1016/j.brs. 2011.02.007 PMID: 22037128; PubMed Central PMCID: PMC3270148.
42. Nitsche MA, Paulus W. Excitability changes induced in the human motor cortex by weak transcranial direct current stimulation. J Physiol. 2000; 527 Pt 3:633-9. Epub 2000/09/16. PHY-1055 [pii]. PMID: 10990547; PubMed Central PMCID: PMC2270099.
43. Rosenkranz K, Nitsche MA, Tergau F, Paulus W. Diminution of training-induced transient motor cortex plasticity by weak transcranial direct current stimulation in the human. Neurosci Lett. 2000; 296(1):61-3. Epub 2000/12/02. S0304-3940(00)01621-9 [pii]. PMID: 11099834.
44. Antal A, Kincses TZ, Nitsche MA, Bartfai O, Paulus W. Excitability changes induced in the human primary visual cortex by transcranial direct current stimulation: direct electrophysiological evidence. Invest Ophthalmol Vis Sci. 2004; 45(2):702-7. Epub 2004/01/28. PMID: 14744917.
45. Paulus W. Transcranial electrical stimulation (tES-tDCS; tRNS, tACS) methods. Neuropsychol Rehabil. 2011; 21(5):602-17. Epub 2011/08/09. doi: 10.1080/09602011.2011.557292 PMID: 21819181.
46. Stagg CJ, Nitsche MA. Physiological basis of transcranial direct current stimulation. The Neuroscientist: a review journal bringing neurobiology, neurology and psychiatry. 2011; 17(1):37-53. doi: 10. 1177/1073858410386614 PMID: 21343407.
47. Fregni F, Boggio PS, Nitsche MA, Marcolin MA, Rigonatti SP, Pascual-Leone A. Treatment of major depression with transcranial direct current stimulation. Bipolar Disord. 2006; 8(2):203-4. Epub 2006/ 03/18. BDI291 [pii] doi: 10.1111/j.1399-5618.2006.00291.x PMID: 16542193.
48. Brunoni AR, Ferrucci R, Bortolomasi M, Vergari M, Tadini L, Boggio PS, et al. Transcranial direct current stimulation (tDCS) in unipolar vs. bipolar depressive disorder. Prog Neuropsychopharmacol Biol Psychiatry. 2011; 35(1):96-101. Epub 2010/09/22. doi: 10.1016/j.pnpbp.2010.09.010 S0278-5846 (10)00361-1 [pii]. PMID: 20854868.
49. Ferrucci R, Mameli F, Guidi I, Mrakic-Sposta S, Vergari M, Marceglia S, et al. Transcranial direct current stimulation improves recognition memory in Alzheimer disease. Neurology. 2008; 71(7):493-8. doi: 10.1212/01.wnl.0000317060.43722.a3 PMID: 18525028.
50. Boggio PS, Ferrucci R, Rigonatti SP, Covre P, Nitsche M, Pascual-Leone A, et al. Effects of transcranial direct current stimulation on working memory in patients with Parkinson's disease. Journal of the neurological sciences. 2006; 249(1):31-8. doi: 10.1016/j.jns.2006.05.062 PMID: 16843494.
51. Fridriksson J, Richardson JD, Baker JM, Rorden C. Transcranial direct current stimulation improves naming reaction time in fluent aphasia: a double-blind, sham-controlled study. Stroke. 2011; 42- (3):819-21. Epub 2011/01/15. doi: 10.1161/STROKEAHA.110.600288 STROKEAHA.110.600288 [pii]. PMID: 21233468.
52. Baker JM, Rorden C, Fridriksson J. Using transcranial direct-current stimulation to treat stroke patients with aphasia. Stroke. 2010; 41(6):1229-36. Epub 2010/04/17. STROKEAHA.109.576785 [pii] doi: 10.1161/STROKEAHA.109.576785 PMID: 20395612; PubMed Central PMCID: PMC2876210.
53. Monti A, Cogiamanian F, Marceglia S, Ferrucci R, Mameli F, Mrakic-Sposta S, et al. Improved naming after transcranial direct current stimulation in aphasia. J Neurol Neurosurg Psychiatry. 2008; 79(4):451-3. Epub 2007/12/22. jnnp.2007.135277 [pii] doi: 10.1136/jnnp.2007.135277 PMID: 18096677.
54. Suzuki K, Fujiwara T, Tanaka N, Tsuji T, Masakado Y, Hase K, et al. Comparison of the after-effects of transcranial direct current stimulation over the motor cortex in patients with stroke and healthy volunteers. Int J Neurosci. 2012; 122(11):675-81. Epub 2012/07/04. doi: 10.3109/00207454.2012. 707715 PMID: 22747238.
55. Kim DY, Ohn SH, Yang EJ, Park CI, Jung KJ. Enhancing motor performance by anodal transcranial direct current stimulation in subacute stroke patients. Am J Phys Med Rehabil. 2009; 88(10):829-36. Epub 2009/10/01. doi: 10.1097/PHM.0b013e3181b811e3 00002060-200910000-00008 [pii]. PMID: 21119316.
56. Fregni F, Boggio PS, Mansur CG, Wagner T, Ferreira MJ, Lima MC, et al. Transcranial direct current stimulation of the unaffected hemisphere in stroke patients. Neuroreport. 2005; 16(14):1551-5. Epub 2005/09/09. PMID: 16148743.
57. Hummel FC, Heise K, Celnik P, Floel A, Gerloff C, Cohen LG. Facilitating skilled right hand motor function in older subjects by anodal polarization over the left primary motor cortex. Neurobiol Aging. 2010; 31(12):2160-8. Epub 2009/02/10. doi: 10.1016/j.neurobiolaging.2008.12.008 S0197-4580(08) 00422-3 [pii]. PMID: 19201066; PubMed Central PMCID: PMC2995492.
58. Zimerman M, Nitsch M, Giraux P, Gerloff C, Cohen LG, Hummel FC. Neuroenhancement of the aging brain: restoring skill acquisition in old subjects. Ann Neurol. 2013; 73(1):10-5. Epub 2012/12/12. doi: 10.1002/ana.23761 PMID: 23225625.
59. Ross LA, McCoy D, Coslett HB, Olson IR, Wolk DA. Improved proper name recall in aging after electrical stimulation of the anterior temporal lobes. Front Aging Neurosci. 2011; 3:16. Epub 2011/10/22. doi: 10.3389/fnagi.2011.00016 PMID: 22016735; PubMed Central PMCID: PMC3191456.
60. Boggio PS, Campanha C, Valasek CA, Fecteau S, Pascual-Leone A, Fregni F. Modulation of decision- making in a gambling task in older adults with transcranial direct current stimulation. Eur J Neurosci. 2010; 31(3):593-7. Epub 2010/01/29. doi: 10.1111/j.1460-9568.2010.07080.x EJN7080 [pii]. PMID: 20105234.
61. Andrews SC, Hoy KE, Enticott PG, Daskalakis ZJ, Fitzgerald PB. Improving working memory: the effect of combining cognitive activity and anodal transcranial direct current stimulation to the left dorsolateral prefrontal cortex. Brain stimulation. 2011; 4(2):84-9. doi: 10.1016/j.brs.2010.06.004 PMID: 21511208.
62. Berryhill ME, Jones KT. tDCS selectively improves working memory in older adults with more education. Neuroscience letters. 2012; 521(2):148-51. doi: 10.1016/j.neulet.2012.05.074 PMID: 22684095.
63. Berryhill ME, Wencil EB, Branch Coslett H, Olson IR. A selective working memory impairment after transcranial direct current stimulation to the right parietal lobe. Neurosci Lett. 2010; 479(3):312-6. Epub 2010/06/24. S0304-3940(10)00716-0 [pii] doi: 10.1016/j.neulet.2010.05.087 PMID: 20570713; PubMed Central PMCID: PMC2902585.
64. Boehringer A, Macher K, Dukart J, Villringer A, Pleger B. Cerebellar transcranial direct current stimulation modulates verbal working memory. Brain Stimul. 2013; 6(4):649-53. Epub 2012/11/06. doi: 10. 1016/j.brs.2012.10.001 S1935-861X(12)00190-8 [pii]. PMID: 23122917.
65. Fregni F, Boggio PS, Nitsche M, Bermpohl F, Antal A, Feredoes E, et al. Anodal transcranial direct current stimulation of prefrontal cortex enhances working memory. Exp Brain Res. 2005; 166- (1):23-30. Epub 2005/07/07. doi: 10.1007/s00221-005-2334-6 PMID: 15999258.
66. Heimrath K, Sandmann P, Becke A, Muller NG, Zaehle T. Behavioral and electrophysiological effects of transcranial direct current stimulation of the parietal cortex in a visuo-spatial working memory task. Front Psychiatry. 2012; 3:56. Epub 2012/06/23. doi: 10.3389/fpsyt.2012.00056 PMID: 22723784; PubMed Central PMCID: PMC3378949.
67. Jeon SY, Han SJ. Improvement of the working memory and naming by transcranial direct current stimulation. Ann Rehabil Med. 2012; 36(5):585-95. Epub 2012/11/28. doi: 10.5535/arm.2012.36.5.585 PMID: 23185722; PubMed Central PMCID: PMC3503933.
68. Jones KT, Berryhill ME. Parietal contributions to visual working memory depend on task difficulty. Frontiers in psychiatry. 2012; 3:81. doi: 10.3389/fpsyt.2012.00081 PMID: 22973241; PubMed Central PMCID: PMC3437464.
69. Marshall L, Molle M, Siebner HR, Born J. Bifrontal transcranial direct current stimulation slows reaction time in a working memory task. BMC neuroscience. 2005; 6:23. Epub 2005/04/12. 1471-2202-6-23 [pii] doi: 10.1186/1471-2202-6-23 PMID: 15819988; PubMed Central PMCID: PMC1090588.
70. Mulquiney PG, Hoy KE, Daskalakis ZJ, Fitzgerald PB. Improving working memory: exploring the effect of transcranial random noise stimulation and transcranial direct current stimulation on the dorsolateral prefrontal cortex. Clin Neurophysiol. 2011; 122(12):2384-9. Epub 2011/06/15. doi: 10.1016/j. clinph.2011.05.009 S1388-2457(11)00358-0 [pii]. PMID: 21665534.
71. Mylius V, Jung M, Menzler K, Haag A, Khader PH, Oertel WH, et al. Effects of transcranial direct current stimulation on pain perception and working memory. Eur J Pain. 2012; 16(7):974-82. Epub 2012/02/18. doi: 10.1002/j.1532-2149.2011.00105.x PMID: 22337597.
72. Ohn SH, Park CI, Yoo WK, Ko MH, Choi KP, Kim GM, et al. Time-dependent effect of transcranial direct current stimulation on the enhancement of working memory. Neuroreport. 2008; 19(1):43-7. Epub 2008/02/19. doi: 10.1097/WNR.0b013e3282f2adfd 00001756-200801080-00008 [pii]. PMID: 18281890.
73. Zaehle T, Sandmann P, Thorne JD, Jancke L, Herrmann CS. Transcranial direct current stimulation of the prefrontal cortex modulates working memory performance: combined behavioural and electrophysiological evidence. BMC neuroscience. 2011; 12:2. Epub 2011/01/08. doi: 10.1186/1471- 2202-12-2 PMID: 21211016; PubMed Central PMCID: PMC3024225.
74. Boggio PS, Ferrucci R, Mameli F, Martins D, Martins O, Vergari M, et al. Prolonged visual memory enhancement after direct current stimulation in Alzheimer's disease. Brain Stimul. 2011. Epub 2011/08/16. S1935-861X(11)00088-X [pii] doi: 10.1016/j.brs.2011.06.006 PMID: 21840288.
75. Boggio PS, Valasek CA, Campanha C, Giglio AC, Baptista NI, Lapenta OM, et al. Non-invasive brain stimulation to assess and modulate neuroplasticity in Alzheimer's disease. Neuropsychol Rehabil. 2011; 21(5):703-16. Epub 2011/09/29. doi: 10.1080/09602011.2011.617943 PMID: 21942868.
76. Boggio PS, Khoury LP, Martins DC, Martins OE, de Macedo EC, Fregni F. Temporal cortex direct current stimulation enhances performance on a visual recognition memory task in Alzheimer disease. J Neurol Neurosurg Psychiatry. 2009; 80(4):444-7. Epub 2008/11/04. jnnp.2007.141853 [pii] doi: 10. 1136/jnnp.2007.141853 PMID: 18977813.
77. Jo JM, Kim YH, Ko MH, Ohn SH, Joen B, Lee KH. Enhancing the working memory of stroke patients using tDCS. Am J Phys Med Rehabil. 2009; 88(5):404-9. Epub 2009/07/22. doi: 10.1097/PHM. 0b013e3181a0e4cb 00002060-200905000-00008 [pii]. PMID: 19620953.
78. Dockery CA, Hueckel-Weng R, Birbaumer N, Plewnia C. Enhancement of planning ability by transcranial direct current stimulation. J Neurosci. 2009; 29(22):7271-7. Epub 2009/06/06. 29/22/7271 [pii] doi: 10.1523/JNEUROSCI.0065-09.2009 PMID: 19494149.
79. Park SH, Seo JH, Kim YH, Ko MH. Long-term effects of transcranial direct current stimulation combined with computer-assisted cognitive training in healthy older adults. Neuroreport. 2014; 25- (2):122-6. doi: 10.1097/Wnr.0000000000000080. WOS:000329810300010. PMID: 24176927
80. Unsworth N, Heitz RP, Schrock JC, Engle RW. An automated version of the operation span task. Behav Res Methods. 2005; 37(3):498-505. Epub 2006/01/13. PMID: 16405146.
81. Folstein MF, Folstein SE, McHugh PR. "Mini-mental state". A practical method for grading the cognitive state of patients for the clinician. J Psychiatr Res. 1975; 12(3):189-98. Epub 1975/11/01. PMID: 1202204.
82. Wechsler D. Wechsler Adult Intelligenve Scale-Fouth Edition. San Antonio, TX: Pearson. 2008.
83. Stroop JR. Studies of interference in serial verbal reactions. Journal of Experimental Psychology. 1935; 18(6):643-62. doi: 10.1037/h0054651
84. Kirchner WK. Age differences in short-term retention of rapidly changing information. J Exp Psychol. 1958; 55(4):352-8. Epub 1958/04/01. PMID: 13539317.
85. Jaeggi SM, Buschkuehl M, Jonides J, Perrig WJ. Improving fluid intelligence with training on working memory. Proc Natl Acad Sci U S A. 2008; 105(19):6829-33. Epub 2008/04/30. doi: 10.1073/pnas. 0801268105 0801268105 [pii]. PMID: 18443283; PubMed Central PMCID: PMC2383929.
86. Rossion B, Pourtois G. Revisiting Snodgrass and Vanderwart's object pictorial set: the role of surface detail in basic-level object recognition. Perception. 2004; 33(2):217-36. PMID: 15109163.
87. Klem GH, Luders HO, Jasper HH, Elger C. The ten-twenty electrode system of the International Federation. The International Federation of Clinical Neurophysiology. Electroencephalogr Clin Neurophysiol Suppl. 1999; 52:3-6. Epub 1999/12/11. PMID: 10590970.
88. Galea JM, Celnik P. Brain polarization enhances the formation and retention of motor memories. Journal of neurophysiology. 2009; 102(1):294-301. doi: 10.1152/jn.00184.2009 PMID: 19386757; PubMed Central PMCID: PMC2712265.
89. Gandiga PC, Hummel FC, Cohen LG. Transcranial DC stimulation (tDCS): a tool for double-blind sham-controlled clinical studies in brain stimulation. Clin Neurophysiol. 2006; 117(4):845-50. Epub 2006/01/24. S1388-2457(05)00507-9 [pii] doi: 10.1016/j.clinph.2005.12.003 PMID: 16427357.
90. Elmer S, Burkard M, Renz B, Meyer M, Jancke L. Direct current induced short-term modulation of the left dorsolateral prefrontal cortex while learning auditory presented nouns. Behav Brain Funct. 2009; 5:29. Epub 2009/07/17. 1744-9081-5-29 [pii] doi: 10.1186/1744-9081-5-29 PMID: 19604352; PubMed Central PMCID: PMC2719658.
91. Hsu TY, Tseng LY, Yu JX, Kuo WJ, Hung DL, Tzeng OJ, et al. Modulating inhibitory control with direct current stimulation of the superior medial frontal cortex. Neuroimage. 2011; 56(4):2249-57. Epub 2011/04/05. doi: 10.1016/j.neuroimage.2011.03.059 PMID: 21459149.
92. Tseng P, Hsu TY, Chang CF, Tzeng OJ, Hung DL, Muggleton NG, et al. Unleashing Potential: Transcranial Direct Current Stimulation over the Right Posterior Parietal Cortex Improves Change Detection in Low-Performing Individuals. J Neurosci. 2012; 32(31):10554-61. Epub 2012/08/03. 32/31/ 10554 [pii] doi: 10.1523/JNEUROSCI.0362-12.2012 PMID: 22855805.
93. Nitsche MA, Paulus W. Sustained excitability elevations induced by transcranial DC motor cortex stimulation in humans. Neurology. 2001; 57(10):1899-901. WOS:000172334700031. PMID: 11723286
94. Antal A, Nitsche MA, Paulus W. Transcranial magnetic and direct current stimulation of the visual cortex. Suppl Clin Neurophysiol. 2003; 56:291-304. Epub 2003/12/18. PMID: 14677406.
95. Filmer HL, Mattingley JB, Dux PE. Improved multitasking following prefrontal tDCS. Cortex. 2013; 49- (10):2845-52. Epub 2013/10/02. doi: 10.1016/j.cortex.2013.08.015 S0010-9452(13)00217-7 [pii]. PMID: 24079917.
96. Truong DQ, Magerowski G, Blackburn GL, Bikson M, Alonso-Alonso M. Computational modeling of transcranial direct current stimulation (tDCS) in obesity: Impact of head fat and dose guidelines. Neuroimage Clin. 2013; 2:759-66. Epub 2013/10/26. doi: 10.1016/j.nicl.2013.05.011 S2213-1582(13) 00067-3 [pii]. PMID: 24159560; PubMed Central PMCID: PMC3778260.
97. Jones K, Gozenman F, Berryhill M. Transcranial Direct Current Stimulation Facilitates Episodic Memory Encoding. Journal of Cognitive Neuroscience. 2013:82-. WOS:000317030500285.
98. Jones KT, Gozenman F, Berryhill ME. The strategy and motivational influences on the beneficial effect of neurostimulation: A tDCS and fNIRS study. NeuroImage. 2015; 105:238-47. doi: 10.1016/j. neuroimage.2014.11.012 PMID: 25462798.
99. Karbach J, Verhaeghen P. Making Working Memory Work: A Meta-Analysis of Executive-Control and Working Memory Training in Older Adults. Psychol Sci. 2014. Epub October 8, 2014.
100. Verhaeghen P, Cerella J, Basak C. A working memory workout: how to expand the focus of serial attention from one to four items in 10 hours or less. J Exp Psychol Learn Mem Cogn. 2004; 30- (6):1322-37. Epub 2004/11/04. 2004-19815-014 [pii] doi: 10.1037/0278-7393.30.6.1322 PMID: 15521807.
101. Iuculano T, Cohen Kadosh R. The mental cost of cognitive enhancement. J Neurosci. 2013; 33- (10):4482-6. Epub 2013/03/08. doi: 10.1523/JNEUROSCI.4927-12.2013 33/10/4482 [pii]. PMID: 23467363.
102. Snowball A, Tachtsidis I, Popescu T, Thompson J, Delazer M, Zamarian L, et al. Long-term enhancement of brain function and cognition using cognitive training and brain stimulation. Curr Biol. 2013; 23- (11):987-92. Epub 2013/05/21. doi: 10.1016/j.cub.2013.04.045 S0960-9822(13)00486-7 [pii]. PMID: 23684971; PubMed Central PMCID: PMC3675670.
103. Richmond L, Wolk D, Chein J, Olson I. Transcranial Direct Current Stimulation Enhances Verbal Working Memory Training Performance over Time and Near-transfer Outcomes. Journal of Cognitive Neuroscience. 2014.
104. Marangolo P, Fiori F, Calpagnano M, Campana S, Razzano C, Caltagirone C, et al. tDCS over the left inferior frontal cortex improves speech production in aphasia. Frontiers in Human Neuroscience. 2013; 7:1-10. doi: 10.3389/fnhum.2013.00001 PMID: 23355817
105. Hamilton RH, Chrysikou EG, Coslett B. Mechanisms of aphasia recovery after stroke and the role of noninvasive brain stimulation. Brain Lang. 2011; 118(1-2):40-50. Epub 2011/04/05. doi: 10.1016/j. bandl.2011.02.005 S0093-934X(11)00037-X [pii]. PMID: 21459427; PubMed Central PMCID: PMC3109088.
106. Chrysikou EG, Hamilton RH, Coslett HB, Datta A, Bikson M, Thompson-Schill SL. Noninvasive transcranial direct current stimulation over the left prefrontal cortex facilitates cognitive flexibility in tool use. Cogn Neurosci. 2013; 4(2):81-9. Epub 2013/07/31. doi: 10.1080/17588928.2013.768221 PMID: 23894253; PubMed Central PMCID: PMC3719984.
107. Backman L, Nyberg L. Dopamine and training-related working-memory improvement. Neurosci Biobehav Rev. 2013. Epub 2013/01/22. S0149-7634(13)00015-8 [pii] doi: 10.1016/j.neubiorev.2013.01. 014 PMID: 23333266.
108. Kuhn S, Schmiedek F, Schott B, Ratcliff R, Heinze HJ, Duzel E, et al. Brain areas consistently linked to individual differences in perceptual decision-making in younger as well as older adults before and after training. J Cogn Neurosci. 2011; 23(9):2147-58. Epub 2010/09/03. doi: 10.1162/jocn.2010. 21564 PMID: 20807055.
109. Backman L, Nyberg L, Soveri A, Johansson J, Andersson M, Dahlin E, et al. Effects of Working-Memory Training on Striatal Dopamine Release. Science. 2011; 333(6043):718-. doi: 10.1126/Science. 1204978. WOS:000293512100032. PMID: 21817043
110. Dahlin E, Neely AS, Larsson A, Backman L, Nyberg L. Transfer of learning after updating training mediated by the striatum. Science. 2008; 320(5882):1510-2. doi: 10.1126/Science.1155466. WOS:000256676400049. PMID: 18556560
111. Ambrus GG, Al-Moyed H, Chaieb L, Sarp L, Antal A, Paulus W. The fade-in-Short stimulation- Fade out approach to sham tDCS-Reliable at 1 mA for naive and experienced subjects, but not investigators. Brain stimulation. 2012; 5(4):499-504. doi: 10.1016/J.Brs.2011.12.001. WOS:000311532200008. PMID: 22405745
112. O'connell NE, Cossar J, Marston L, Wand BM, Bunce D, Moseley GL, et al. Rethinking Clinical Trials of Transcranial Direct Current Stimulation: Participant and Assessor Blinding Is Inadequate at Intensities of 2mA. Plos One. 2012; 7(10). ARTN e47514 doi: 10.1371/journal.pone.0047514. WOS:000311146900070.
113. Berryhill ME, Peterson DJ, Jones KT, Stephens JA. Hits and misses: leveraging tDCS to advance cognitive research. Front Psychol. 2014; 5(800). Epub Jul 25. doi: 10.3389/fpsyg.2014.00800 PMID: 25120513
114. Cassavaugh ND, Kramer AF. Transfer of computer-based training to simulated driving in older adults. Appl Ergon. 2009; 40(5):943-52. Epub 2009/03/10. doi: 10.1016/j.apergo.2009.02.001 S0003-6870 (09)00026-X [pii]. PMID: 19268912.