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Items: 1 to 50 of 71

1.

Electrophysiological differences between upper and lower limb movements in the human subthalamic nucleus.

Tinkhauser G, Shah SA, Fischer P, Peterman K, Debove I, Nygyuen K, Nowacki A, Torrecillos F, Khawaldeh S, Tan H, Pogosyan A, Schuepbach M, Pollo C, Brown P.

Clin Neurophysiol. 2019 May;130(5):727-738. doi: 10.1016/j.clinph.2019.02.011. Epub 2019 Mar 11.

2.

Beta synchrony in the cortico-basal ganglia network during regulation of force control on and off dopamine.

Fischer P, Pogosyan A, Green AL, Aziz TZ, Hyam J, Foltynie T, Limousin P, Zrinzo L, Samuel M, Ashkan K, Da Lio M, De Cecco M, Fornaser A, Brown P, Tan H.

Neurobiol Dis. 2019 Jul;127:253-263. doi: 10.1016/j.nbd.2019.03.004. Epub 2019 Mar 6.

3.

Decoding voluntary movements and postural tremor based on thalamic LFPs as a basis for closed-loop stimulation for essential tremor.

Tan H, Debarros J, He S, Pogosyan A, Aziz TZ, Huang Y, Wang S, Timmermann L, Visser-Vandewalle V, Pedrosa DJ, Green AL, Brown P.

Brain Stimul. 2019 Jul - Aug;12(4):858-867. doi: 10.1016/j.brs.2019.02.011. Epub 2019 Feb 21.

4.

Beta burst coupling across the motor circuit in Parkinson's disease.

Tinkhauser G, Torrecillos F, Duclos Y, Tan H, Pogosyan A, Fischer P, Carron R, Welter ML, Karachi C, Vandenberghe W, Nuttin B, Witjas T, Régis J, Azulay JP, Eusebio A, Brown P.

Neurobiol Dis. 2018 Sep;117:217-225. doi: 10.1016/j.nbd.2018.06.007. Epub 2018 Jun 20.

5.

Alternating Modulation of Subthalamic Nucleus Beta Oscillations during Stepping.

Fischer P, Chen CC, Chang YJ, Yeh CH, Pogosyan A, Herz DM, Cheeran B, Green AL, Aziz TZ, Hyam J, Little S, Foltynie T, Limousin P, Zrinzo L, Hasegawa H, Samuel M, Ashkan K, Brown P, Tan H.

J Neurosci. 2018 May 30;38(22):5111-5121. doi: 10.1523/JNEUROSCI.3596-17.2018. Epub 2018 May 14.

6.

Directional local field potentials: A tool to optimize deep brain stimulation.

Tinkhauser G, Pogosyan A, Debove I, Nowacki A, Shah SA, Seidel K, Tan H, Brittain JS, Petermann K, di Biase L, Oertel M, Pollo C, Brown P, Schuepbach M.

Mov Disord. 2018 Jan;33(1):159-164. doi: 10.1002/mds.27215. Epub 2017 Nov 18.

7.

Beta burst dynamics in Parkinson's disease OFF and ON dopaminergic medication.

Tinkhauser G, Pogosyan A, Tan H, Herz DM, Kühn AA, Brown P.

Brain. 2017 Nov 1;140(11):2968-2981. doi: 10.1093/brain/awx252.

8.

Localization of beta and high-frequency oscillations within the subthalamic nucleus region.

van Wijk BCM, Pogosyan A, Hariz MI, Akram H, Foltynie T, Limousin P, Horn A, Ewert S, Brown P, Litvak V.

Neuroimage Clin. 2017 Jul 24;16:175-183. doi: 10.1016/j.nicl.2017.07.018. eCollection 2017.

9.

Subthalamic nucleus gamma activity increases not only during movement but also during movement inhibition.

Fischer P, Pogosyan A, Herz DM, Cheeran B, Green AL, Fitzgerald J, Aziz TZ, Hyam J, Little S, Foltynie T, Limousin P, Zrinzo L, Brown P, Tan H.

Elife. 2017 Jul 25;6. pii: e23947. doi: 10.7554/eLife.23947.

10.

Subthalamic beta dynamics mirror Parkinsonian bradykinesia months after neurostimulator implantation.

Steiner LA, Neumann WJ, Staub-Bartelt F, Herz DM, Tan H, Pogosyan A, Kuhn AA, Brown P.

Mov Disord. 2017 Aug;32(8):1183-1190. doi: 10.1002/mds.27068. Epub 2017 Jun 22.

11.

Adaptive DBS in a Parkinson's patient with chronically implanted DBS: A proof of principle.

Piña-Fuentes D, Little S, Oterdoom M, Neal S, Pogosyan A, Tijssen MAJ, van Laar T, Brown P, van Dijk JMC, Beudel M.

Mov Disord. 2017 Aug;32(8):1253-1254. doi: 10.1002/mds.26959. Epub 2017 Jun 7. No abstract available.

12.

Driving Human Motor Cortical Oscillations Leads to Behaviorally Relevant Changes in Local GABAA Inhibition: A tACS-TMS Study.

Nowak M, Hinson E, van Ede F, Pogosyan A, Guerra A, Quinn A, Brown P, Stagg CJ.

J Neurosci. 2017 Apr 26;37(17):4481-4492. doi: 10.1523/JNEUROSCI.0098-17.2017. Epub 2017 Mar 27.

13.

Subthalamic nucleus beta and gamma activity is modulated depending on the level of imagined grip force.

Fischer P, Pogosyan A, Cheeran B, Green AL, Aziz TZ, Hyam J, Little S, Foltynie T, Limousin P, Zrinzo L, Hariz M, Samuel M, Ashkan K, Brown P, Tan H.

Exp Neurol. 2017 Jul;293:53-61. doi: 10.1016/j.expneurol.2017.03.015. Epub 2017 Mar 22.

14.

The modulatory effect of adaptive deep brain stimulation on beta bursts in Parkinson's disease.

Tinkhauser G, Pogosyan A, Little S, Beudel M, Herz DM, Tan H, Brown P.

Brain. 2017 Apr 1;140(4):1053-1067. doi: 10.1093/brain/awx010.

15.

[Extradural spinal cord hemangioblastoma (a case report and literature review)].

Konovalov NA, Shishkina LV, Asyutin DS, Onoprienko RA, Korolishin VA, Zakirov BA, Martynova MA, Cherkiev IU, Pogosyan AL, Timonin SY.

Zh Vopr Neirokhir Im N N Burdenko. 2016;80(6):88-92. doi: 10.17116/neiro201680688-92. Review. English, Russian.

16.

Stimulating at the right time: phase-specific deep brain stimulation.

Cagnan H, Pedrosa D, Little S, Pogosyan A, Cheeran B, Aziz T, Green A, Fitzgerald J, Foltynie T, Limousin P, Zrinzo L, Hariz M, Friston KJ, Denison T, Brown P.

Brain. 2017 Jan;140(1):132-145. doi: 10.1093/brain/aww286. Epub 2016 Dec 22.

17.

Decoding gripping force based on local field potentials recorded from subthalamic nucleus in humans.

Tan H, Pogosyan A, Ashkan K, Green AL, Aziz T, Foltynie T, Limousin P, Zrinzo L, Hariz M, Brown P.

Elife. 2016 Nov 18;5. pii: e19089. doi: 10.7554/eLife.19089.

18.

Adaptive deep brain stimulation for Parkinson's disease demonstrates reduced speech side effects compared to conventional stimulation in the acute setting.

Little S, Tripoliti E, Beudel M, Pogosyan A, Cagnan H, Herz D, Bestmann S, Aziz T, Cheeran B, Zrinzo L, Hariz M, Hyam J, Limousin P, Foltynie T, Brown P.

J Neurol Neurosurg Psychiatry. 2016 Dec;87(12):1388-1389. doi: 10.1136/jnnp-2016-313518. Epub 2016 Aug 16. No abstract available.

19.

Phase Dependency of the Human Primary Motor Cortex and Cholinergic Inhibition Cancelation During Beta tACS.

Guerra A, Pogosyan A, Nowak M, Tan H, Ferreri F, Di Lazzaro V, Brown P.

Cereb Cortex. 2016 Oct;26(10):3977-90. doi: 10.1093/cercor/bhw245. Epub 2016 Aug 13.

20.

High post-movement parietal low-beta power during rhythmic tapping facilitates performance in a stop task.

Fischer P, Tan H, Pogosyan A, Brown P.

Eur J Neurosci. 2016 Sep;44(5):2202-13. doi: 10.1111/ejn.13328. Epub 2016 Jul 20.

21.

[Modern treatments for degenerative disc diseases of the lumbosacral spine. A literature review].

Konovalov NA, Nazarenko AG, Asyutin DS, Zelenkov PV, Onoprienko RA, Korolishin VA, Cherkiev IU, Martynova MA, Zakirov BA, Timonin SY, Kosyr'kova AV, Pimenova LF, Pogosyan AL, Batyrov AA.

Zh Vopr Neirokhir Im N N Burdenko. 2016;80(4):102-108. doi: 10.17116/neiro2016804102-108. Review. Russian.

PMID:
28635865
22.

Subcortical evoked activity and motor enhancement in Parkinson's disease.

Anzak A, Tan H, Pogosyan A, Khan S, Javed S, Gill SS, Ashkan K, Akram H, Foltynie T, Limousin P, Zrinzo L, Green AL, Aziz T, Brown P.

Exp Neurol. 2016 Mar;277:19-26. doi: 10.1016/j.expneurol.2015.12.004. Epub 2015 Dec 11.

23.

Bilateral adaptive deep brain stimulation is effective in Parkinson's disease.

Little S, Beudel M, Zrinzo L, Foltynie T, Limousin P, Hariz M, Neal S, Cheeran B, Cagnan H, Gratwicke J, Aziz TZ, Pogosyan A, Brown P.

J Neurol Neurosurg Psychiatry. 2016 Jul;87(7):717-21. doi: 10.1136/jnnp-2015-310972. Epub 2015 Sep 30.

24.

Tremor Reduction by Deep Brain Stimulation Is Associated With Gamma Power Suppression in Parkinson's Disease.

Beudel M, Little S, Pogosyan A, Ashkan K, Foltynie T, Limousin P, Zrinzo L, Hariz M, Bogdanovic M, Cheeran B, Green AL, Aziz T, Thevathasan W, Brown P.

Neuromodulation. 2015 Jul;18(5):349-54. doi: 10.1111/ner.12297. Epub 2015 Apr 16.

25.

Subthalamic nucleus local field potential activity helps encode motor effort rather than force in parkinsonism.

Tan H, Pogosyan A, Ashkan K, Cheeran B, FitzGerald JJ, Green AL, Aziz T, Foltynie T, Limousin P, Zrinzo L, Brown P.

J Neurosci. 2015 Apr 15;35(15):5941-9. doi: 10.1523/JNEUROSCI.4609-14.2015.

26.

Human subthalamic nucleus in movement error detection and its evaluation during visuomotor adaptation.

Tan H, Zavala B, Pogosyan A, Ashkan K, Zrinzo L, Foltynie T, Limousin P, Brown P.

J Neurosci. 2014 Dec 10;34(50):16744-54. doi: 10.1523/JNEUROSCI.3414-14.2014.

27.

Montage matters: the influence of transcranial alternating current stimulation on human physiological tremor.

Mehta AR, Pogosyan A, Brown P, Brittain JS.

Brain Stimul. 2015 Mar-Apr;8(2):260-8. doi: 10.1016/j.brs.2014.11.003. Epub 2014 Nov 13.

28.

Controlling Parkinson's disease with adaptive deep brain stimulation.

Little S, Pogosyan A, Neal S, Zrinzo L, Hariz M, Foltynie T, Limousin P, Brown P.

J Vis Exp. 2014 Jul 16;(89). doi: 10.3791/51403.

29.

Bilateral functional connectivity of the basal ganglia in patients with Parkinson's disease and its modulation by dopaminergic treatment.

Little S, Tan H, Anzak A, Pogosyan A, Kühn A, Brown P.

PLoS One. 2013 Dec 20;8(12):e82762. doi: 10.1371/journal.pone.0082762. eCollection 2013.

30.

Efficient synthesis of building blocks for branched rhamnogalacturonan I fragments.

Pogosyan A, Gottwald A, Michalik D, Endress HU, Vogel C.

Carbohydr Res. 2013 Oct 18;380:9-15. doi: 10.1016/j.carres.2013.06.019. Epub 2013 Jun 28.

PMID:
23896158
31.

Adaptive deep brain stimulation in advanced Parkinson disease.

Little S, Pogosyan A, Neal S, Zavala B, Zrinzo L, Hariz M, Foltynie T, Limousin P, Ashkan K, FitzGerald J, Green AL, Aziz TZ, Brown P.

Ann Neurol. 2013 Sep;74(3):449-57. doi: 10.1002/ana.23951. Epub 2013 Jul 12.

32.

Complementary roles of different oscillatory activities in the subthalamic nucleus in coding motor effort in Parkinsonism.

Tan H, Pogosyan A, Anzak A, Ashkan K, Bogdanovic M, Green AL, Aziz T, Foltynie T, Limousin P, Zrinzo L, Brown P.

Exp Neurol. 2013 Oct;248:187-95. doi: 10.1016/j.expneurol.2013.06.010. Epub 2013 Jun 15.

33.

Frequency specific activity in subthalamic nucleus correlates with hand bradykinesia in Parkinson's disease.

Tan H, Pogosyan A, Anzak A, Foltynie T, Limousin P, Zrinzo L, Ashkan K, Bogdanovic M, Green AL, Aziz T, Brown P.

Exp Neurol. 2013 Feb;240:122-9. doi: 10.1016/j.expneurol.2012.11.011. Epub 2012 Nov 21.

34.

Subthalamic nucleus activity optimizes maximal effort motor responses in Parkinson's disease.

Anzak A, Tan H, Pogosyan A, Foltynie T, Limousin P, Zrinzo L, Hariz M, Ashkan K, Bogdanovic M, Green AL, Aziz T, Brown P.

Brain. 2012 Sep;135(Pt 9):2766-78. doi: 10.1093/brain/aws183. Epub 2012 Aug 1.

35.

A torque-based method demonstrates increased rigidity in Parkinson's disease during low-frequency stimulation.

Little S, Joundi RA, Tan H, Pogosyan A, Forrow B, Joint C, Green AL, Aziz TZ, Brown P.

Exp Brain Res. 2012 Jun;219(4):499-506. doi: 10.1007/s00221-012-3107-7. Epub 2012 May 13.

36.

β band stability over time correlates with Parkinsonian rigidity and bradykinesia.

Little S, Pogosyan A, Kuhn AA, Brown P.

Exp Neurol. 2012 Aug;236(2):383-8. doi: 10.1016/j.expneurol.2012.04.024. Epub 2012 May 1.

37.

Alpha oscillations in the pedunculopontine nucleus correlate with gait performance in parkinsonism.

Thevathasan W, Pogosyan A, Hyam JA, Jenkinson N, Foltynie T, Limousin P, Bogdanovic M, Zrinzo L, Green AL, Aziz TZ, Brown P.

Brain. 2012 Jan;135(Pt 1):148-60. doi: 10.1093/brain/awr315. Epub 2012 Jan 9.

38.

A block to pre-prepared movement in gait freezing, relieved by pedunculopontine nucleus stimulation.

Thevathasan W, Pogosyan A, Hyam JA, Jenkinson N, Bogdanovic M, Coyne TJ, Silburn PA, Aziz TZ, Brown P.

Brain. 2011 Jul;134(Pt 7):2085-95. doi: 10.1093/brain/awr131.

39.

Improvements in rate of development and magnitude of force with intense auditory stimuli in patients with Parkinson's disease.

Anzak A, Tan H, Pogosyan A, Djamshidian A, Ling H, Lees A, Brown P.

Eur J Neurosci. 2011 Jul;34(1):124-32. doi: 10.1111/j.1460-9568.2011.07735.x. Epub 2011 Jun 6.

PMID:
21645135
40.

Doing better than your best: loud auditory stimulation yields improvements in maximal voluntary force.

Anzak A, Tan H, Pogosyan A, Brown P.

Exp Brain Res. 2011 Jan;208(2):237-43. doi: 10.1007/s00221-010-2474-1. Epub 2010 Nov 10.

PMID:
21063690
41.

Deep brain stimulation can suppress pathological synchronisation in parkinsonian patients.

Eusebio A, Thevathasan W, Doyle Gaynor L, Pogosyan A, Bye E, Foltynie T, Zrinzo L, Ashkan K, Aziz T, Brown P.

J Neurol Neurosurg Psychiatry. 2011 May;82(5):569-73. doi: 10.1136/jnnp.2010.217489. Epub 2010 Oct 9.

42.

Parkinsonian impairment correlates with spatially extensive subthalamic oscillatory synchronization.

Pogosyan A, Yoshida F, Chen CC, Martinez-Torres I, Foltynie T, Limousin P, Zrinzo L, Hariz MI, Brown P.

Neuroscience. 2010 Nov 24;171(1):245-57. doi: 10.1016/j.neuroscience.2010.08.068. Epub 2010 Sep 9.

PMID:
20832452
43.

Value of subthalamic nucleus local field potentials recordings in predicting stimulation parameters for deep brain stimulation in Parkinson's disease.

Yoshida F, Martinez-Torres I, Pogosyan A, Holl E, Petersen E, Chen CC, Foltynie T, Limousin P, Zrinzo LU, Hariz MI, Brown P.

J Neurol Neurosurg Psychiatry. 2010 Aug;81(8):885-9. doi: 10.1136/jnnp.2009.190918. Epub 2010 May 12.

PMID:
20466699
44.

Influence of unsaturated carbonic acids on hemocompatibility and cytotoxicity of poly-vinylacetate based co-polymers.

Tavakalyan NB, Karapetyan AG, Pogosyan AS, Abrahamyan AK, Corti A, Pompella A, Mihranyan A.

J Mater Sci Mater Med. 2010 May;21(5):1693-702. doi: 10.1007/s10856-010-4020-x. Epub 2010 Feb 17.

PMID:
20162328
45.

Boosting cortical activity at Beta-band frequencies slows movement in humans.

Pogosyan A, Gaynor LD, Eusebio A, Brown P.

Curr Biol. 2009 Oct 13;19(19):1637-41. doi: 10.1016/j.cub.2009.07.074. Epub 2009 Oct 1.

46.

Resonance in subthalamo-cortical circuits in Parkinson's disease.

Eusebio A, Pogosyan A, Wang S, Averbeck B, Gaynor LD, Cantiniaux S, Witjas T, Limousin P, Azulay JP, Brown P.

Brain. 2009 Aug;132(Pt 8):2139-50. doi: 10.1093/brain/awp079. Epub 2009 Apr 15. Erratum in: Brain. 2013 Dec;136(Pt 12):e264.

47.

Involvement of the subthalamic nucleus in engagement with behaviourally relevant stimuli.

Sauleau P, Eusebio A, Thevathasan W, Yarrow K, Pogosyan A, Zrinzo L, Ashkan K, Aziz T, Vandenberghe W, Nuttin B, Brown P.

Eur J Neurosci. 2009 Mar;29(5):931-42. doi: 10.1111/j.1460-9568.2009.06635.x. Epub 2009 Feb 14.

48.

Parkinsonian beta oscillations in the external globus pallidus and their relationship with subthalamic nucleus activity.

Mallet N, Pogosyan A, Márton LF, Bolam JP, Brown P, Magill PJ.

J Neurosci. 2008 Dec 24;28(52):14245-58. doi: 10.1523/JNEUROSCI.4199-08.2008.

49.

Lipids including cholesteryl linoleate and cholesteryl arachidonate contribute to the inherent antibacterial activity of human nasal fluid.

Do TQ, Moshkani S, Castillo P, Anunta S, Pogosyan A, Cheung A, Marbois B, Faull KF, Ernst W, Chiang SM, Fujii G, Clarke CF, Foster K, Porter E.

J Immunol. 2008 Sep 15;181(6):4177-87.

50.

Suppression of beta oscillations in the subthalamic nucleus following cortical stimulation in humans.

Gaynor LM, Kühn AA, Dileone M, Litvak V, Eusebio A, Pogosyan A, Androulidakis AG, Tisch S, Limousin P, Insola A, Mazzone P, Di Lazzaro V, Brown P.

Eur J Neurosci. 2008 Oct;28(8):1686-95. doi: 10.1111/j.1460-9568.2008.06363.x. Epub 2008 Jul 24.

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