• 1470 Citations
  • 19 h-Index
1995 …2023
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Research Output 1995 2019

2019

Type 2 Diabetes Presenting with Persistent Chorea

Chalia, M. & Subramanian, T., Mar 1 2019, In : JAMA neurology. 76, 3, p. 366-367 2 p.

Research output: Contribution to journalComment/debate

Chorea
Type 2 Diabetes Mellitus
2018

Adaptive ℓ0-norm sparse third order volterra filter for transcranial ultrasound image enhancement: In-vivo results

Cunningham, J., Subramanian, T. & Almekkawy, M. K., Jan 12 2018, 2017 IEEE Signal Processing in Medicine and Biology Symposium, SPMB 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1-5 5 p. (2017 IEEE Signal Processing in Medicine and Biology Symposium, SPMB 2017 - Proceedings; vol. 2018-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image Enhancement
Image enhancement
Parkinson Disease
Ultrasonics
Least-Squares Analysis

Improved Real-Time Capability for Nonlinear Seperable Harmonic Filtering of Ultrasound Images Using a Damped Regularization Method with In-Vivo Results

Cunningham, J., Zheng, Y., Subramanian, T. & Almekkawy, M. K., Oct 26 2018, 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2018. Institute of Electrical and Electronics Engineers Inc., p. 891-894 4 p. 8512308. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS; vol. 2018-July).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ultrasonics
Singular value decomposition
Imaging techniques
Noise
Parkinsonian Disorders

Normalized Transfer Entropy as a Tool to Identify Multisource Functional Epileptic Networks

Kale, P., Vinita Acharya, J., Acharya, J., Subramanian, T. & Almekkawy, M. K., Oct 26 2018, 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2018. Institute of Electrical and Electronics Engineers Inc., p. 1218-1221 4 p. 8512532. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS; vol. 2018-July).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Entropy
Epilepsy
Brain
Refractory materials
Surgery

Prediction of multifocal epileptogenic zones using normalized transfer entropy

Kale, P., Gilmour, T., Acharya, V., Acharya, J., Subramanian, T. & Almekkawy, M. K., Jan 12 2018, 2017 IEEE Signal Processing in Medicine and Biology Symposium, SPMB 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-4 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Entropy
Electroencephalography
Brain
Electrodes
Monitoring

Regularization methods for solving third-order volterra filter with improved convergence speed: In-vivo application

Cunningham, J., Zheng, Y., Subramanian, T. & Almekkawy, M. K., May 23 2018, 2018 IEEE 15th International Symposium on Biomedical Imaging, ISBI 2018. IEEE Computer Society, Vol. 2018-April. p. 1187-1190 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Imaging techniques
Ultrasonics
Substantia Nigra
Ultrasonography
Differential Diagnosis
2017
2 Citations (Scopus)

In-vivo transcranial ultrasound imaging of induced Substantia Nigra hyperechogenicity using adaptive sparse Third Order Volterra Filter

Almekkawy, M. K., Cunningham, J., Song, Y., Albahar, H. & Subramanian, T., Aug 10 2017, 8th International IEEE EMBS Conference on Neural Engineering, NER 2017. IEEE Computer Society, p. 367-370 4 p. 8008366

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ultrasonics
Imaging techniques
4 Citations (Scopus)

Transcranial enhanced Ultrasound Imaging of induced substantia nigra in brain using adaptive Third Order Volterra Filter: In-vivo results

Cunningham, J., Lee, J., Subramanian, T. & Almekkawy, M. K., Jun 15 2017, 2017 IEEE 14th International Symposium on Biomedical Imaging, ISBI 2017. IEEE Computer Society, p. 684-687 4 p. 7950612. (Proceedings - International Symposium on Biomedical Imaging).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Substantia Nigra
Ultrasonography
Brain
Ultrasonics
Imaging techniques
2016
1 Citation (Scopus)

Transplantation of human retinal pigment epithelial cells in the nucleus accumbens of cocaine self-administering rats provides protection from seeking

Venkiteswaran, K., Alexander, D. N., Puhl, M. D., Rao, A., Piquet, A. L., Nyland, J. E., Subramanian, M. P., Iyer, P., Boisvert, M. M., Handly, E., Subramanian, T. & Grigson, P. S., May 1 2016, In : Brain Research Bulletin. 123, p. 53-60 8 p.

Research output: Contribution to journalArticle

Retinal Pigments
Nucleus Accumbens
Cell Nucleus
Cocaine
Transplantation
2015
8 Citations (Scopus)

Capgras syndrome in a patient with Parkinson's disease after bilateral subthalamic nucleus deep brain stimulation: A case report

Kyrtsos, C. R., Stahl, M. C., Eslinger, P., Subramanian, T. & Lucassen, E. B., May 13 2015, In : Case Reports in Neurology. 7, p. 127-133 7 p.

Research output: Contribution to journalArticle

Capgras Syndrome
Subthalamic Nucleus
Deep Brain Stimulation
Parkinson Disease
Lewy Body Disease
19 Citations (Scopus)

MRI evaluation of asymmetry of nigrostriatal damage in the early stage of early-onset Parkinson's disease

Wang, J., Yang, Q., Sun, X., Vesek, J., Mosher, Z., Vasavada, M., Chu, J., Kanekar, S., Shivkumar, V., Venkiteswaran, K. & Subramanian, T., Jun 1 2015, In : Parkinsonism and Related Disorders. 21, 6, p. 590-596 7 p.

Research output: Contribution to journalArticle

Parkinson Disease
Diffusion Tensor Imaging
Putamen
Substantia Nigra
Anisotropy
2014
140 Citations (Scopus)

A randomized clinical trial of high-dosage coenzyme Q10 in early parkinson disease no evidence of benefit

The Parkinson Study Group QE3 Investigators, Jan 1 2014, In : JAMA neurology. 75, 1, p. 543-552 10 p.

Research output: Contribution to journalArticle

coenzyme Q10
Parkinson Disease
Randomized Controlled Trials
Placebos
Tremor
5 Citations (Scopus)
Oxidopamine
Mental Disorders
Sleep
REM Sleep
Wakefulness
2012

Multiscale autoregressive identification of neuroelectrophysiological systems

Gilmour, T. P., Subramanian, T., Lagoa, C. & Jenkins, W. K., Mar 19 2012, In : Computational and Mathematical Methods in Medicine. 2012, 580795.

Research output: Contribution to journalArticle

Brain
Parkinsonian Disorders
Signal-To-Noise Ratio
Predictability
Electroencephalography
3 Citations (Scopus)

Quadrature RF coil for in Vivo brain MRI of a macaque monkey in a stereotaxic head frame

Roopnariane, C. A., Ryu, Y. C., Tofighi, M. R., Miller, P. A., Oh, S., Wang, J., Park, B. S., Ansel, L., Lieu, C. A., Subramanian, T., Yang, Q. X. & Collins, C. M., Feb 1 2012, In : Concepts in Magnetic Resonance Part B: Magnetic Resonance Engineering. 41 B, 1, p. 22-27 6 p.

Research output: Contribution to journalArticle

Head frames
monkeys
Macaca
quadratures
Magnetic resonance imaging
23 Citations (Scopus)

The antiparkinsonian and antidyskinetic mechanisms of Mucuna pruriens in the MPTP-treated nonhuman primate

Lieu, C. A., Venkiteswaran, K., Gilmour, T. P., Rao, A. N., Petticoffer, A. C., Gilbert, E. V., Deogaonkar, M., Manyam, B. V. & Subramanian, T., Oct 29 2012, In : Evidence-based Complementary and Alternative Medicine. 2012, 840247.

Research output: Contribution to journalArticle

Mucuna
Antiparkinson Agents
1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine
Primates
Drug-Induced Dyskinesia
16 Citations (Scopus)

The immunological challenges of cell transplantation for the treatment of Parkinson's disease

Piquet, A. L., Venkiteswaran, K., Marupudi, N. I., Berk, M. & Subramanian, T., Jul 1 2012, In : Brain Research Bulletin. 88, 4, p. 320-331 12 p.

Research output: Contribution to journalReview article

Cell Transplantation
Parkinson Disease
Transplants
Drug-Induced Dyskinesia
Transplantation Immunology
23 Citations (Scopus)

The interhemispheric connections of the striatum: Implications for Parkinson's disease and drug-induced dyskinesias

Lieu, C. A. & Subramanian, T., Jan 4 2012, In : Brain Research Bulletin. 87, 1, p. 1-9 9 p.

Research output: Contribution to journalReview article

Drug-Induced Dyskinesia
Parkinson Disease
Dyskinesias
Dopaminergic Neurons
Levodopa
2 Citations (Scopus)

Transfer entropy between cortical and basal ganglia electrophysiology

Gilmour, T. P., Lagoa, C., Jenkins, W. K., Rao, A. N., Berk, M. A., Venkiteswaran, K. & Subramanian, T., Dec 1 2012, 2012 IEEE Signal Processing in Medicine and Biology Symposium, SPMB 2012. 6469453. (2012 IEEE Signal Processing in Medicine and Biology Symposium, SPMB 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electrophysiology
Rats
Entropy
Electroencephalography
Transplants
2011
Brain Hypoxia-Ischemia
Neural Stem Cells
Stem Cells
Magnetic Resonance Imaging
Light
15 Citations (Scopus)

Dyskinesias do not develop after chronic intermittent levodopa therapy in clinically hemiparkinsonian rhesus monkeys

Lieu, C. A., Deogaonkar, M., Bakay, R. A. E. & Subramanian, T., Jan 1 2011, In : Parkinsonism and Related Disorders. 17, 1, p. 34-39 6 p.

Research output: Contribution to journalArticle

Dyskinesias
Levodopa
Macaca mulatta
Parkinson Disease
Drug-Induced Dyskinesia
Brain
Parkinsonian Disorders
Signal-To-Noise Ratio
Electroencephalography
Rodentia
13 Citations (Scopus)

The effect of striatal dopaminergic grafts on the neuronal activity in the substantia nigra pars reticulata and subthalamic nucleus in hemiparkinsonian rats

Gilmour, T. P., Piallat, B., Lieu, C. A., Venkiteswaran, K., Ramachandra, R., Rao, A. N., Petticoffer, A. C., Berk, M. A. & Subramanian, T., Nov 2011, In : Brain. 134, 11, p. 3276-3289 14 p.

Research output: Contribution to journalArticle

Corpus Striatum
Subthalamic Nucleus
Basal Ganglia
Cell Transplantation
Transplants
21 Citations (Scopus)

The effects of chronic levodopa treatments on the neuronal firing properties of the subthalamic nucleus and substantia nigra reticulata in hemiparkinsonian rhesus monkeys

Gilmour, T. P., Lieu, C. A., Nolt, M. J., Piallat, B., Deogaonkar, M. & Subramanian, T., Mar 1 2011, In : Experimental Neurology. 228, 1, p. 53-58 6 p.

Research output: Contribution to journalArticle

Subthalamic Nucleus
Levodopa
Macaca mulatta
Parkinson Disease
Parkinsonian Disorders
2 Citations (Scopus)

Three-dimensional reconstruction of transcranial ultrasound images obtained through the temporal bone window using a helmet-mounted mechanical beam-steering device

Gilmour, T. P. & Subramanian, T., Dec 26 2011, 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011. p. 413-416 4 p. 6090131. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Head Protective Devices
Temporal Bone
Substantia Nigra
Skull
Parkinson Disease
2010
49 Citations (Scopus)
Mucuna
Drug-Induced Dyskinesia
Dyskinesias
Parkinsonian Disorders
Levodopa
11 Citations (Scopus)

Detection of MPTP-Induced Substantia Nigra Hyperechogenicity in Rhesus Monkeys by Transcranial Ultrasound

Subramanian, T., Lieu, C. A., Guttalu, K. & Berg, D., Jan 1 2010, In : Ultrasound in Medicine and Biology. 36, 4, p. 604-609 6 p.

Research output: Contribution to journalArticle

monkeys
Substantia Nigra
Macaca mulatta
Parkinson disease
Haplorhini
12 Citations (Scopus)

Guillain-Barré syndrome after use of alemtuzumab (Campath) in a patient with T-cell prolymphocytic leukemia: A case report and review of the literature

Abbi, K. K. S., Rizvi, S. M., Sivik, J., Subramanian, T., Loughran, T. & Drabick, J., Jul 1 2010, In : Leukemia Research. 34, 7

Research output: Contribution to journalLetter

CD Antigens
T-Cell Prolymphocytic Leukemia
Classical Complement Pathway
Neoplasm Antibodies
Combined Modality Therapy
6 Citations (Scopus)

Manual rat sleep classification in principal component space

Gilmour, T. P., Fang, J., Guan, Z. & Subramanian, T., Jan 18 2010, In : Neuroscience letters. 469, 1, p. 97-101 5 p.

Research output: Contribution to journalArticle

Sleep
Principal Component Analysis
REM Sleep
Electromyography
Eye Movements
2009

Design and implementation of a quadrature RF volume coil for in-vivo MR brain imaging of rhesus macaque monkey in a stereotaxic head frame

Roopnariane, C. A., Miller, P. A., Park, B. S., Ansel, L., Oh, S., Lieu, C., Subramanian, T., Tofighi, M. R. & Collins, C. M., Dec 1 2009, IMS 2009 - 2009 IEEE MTT-S International Microwave Symposium Digest. p. 1429-1432 4 p. 5165975. (IEEE MTT-S International Microwave Symposium Digest).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Head frames
monkeys
quadratures
brain
Brain
2008

A stridorous woman

Tousi, B. & Subramanian, T., Jan 1 2008, Movement Disorders: 100 Instructive Cases. CRC Press, p. 357-360 4 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Tremor
Dysphonia
Nervous System Heredodegenerative Disorders
Mobility Limitation
Handwriting
117 Citations (Scopus)

Long-term treatment with botulinum toxin type A in cervical dystonia has low immunogenicity by mouse protection assay

Brin, M. F., Comella, C. L., Jankovic, J., Lai, F., Naumann, M., Ahmed, F., Brashear, A., Chehrenama, M., Erjanti, H., Evatt, M., Gordon, M. F., Grimes, D., Hauser, R., Hefter, H., Hermanowicz, N., Ilmavirta, M., Jennings, D., Jolma, T., Kaiňovský, P., Knecht, S. & 16 others, Martinez-Castrillo, J. C., Massey, J. M., Molho, E., Miyasaki, J., Rajput, A., Reiners, K., Ružčka, E., Schramm, A., Seeberger, L., Sherman, S., Subramanian, T., Suchowersky, O., Swope, D., Tsui, J., Velickovic, M. & Walker, F., Jul 30 2008, In : Movement Disorders. 23, 10, p. 1353-1360 8 p.

Research output: Contribution to journalArticle

Torticollis
Type A Botulinum Toxins
Neutralizing Antibodies
Injections
Antibodies
2006
8 Citations (Scopus)

Anatomically discrete functional effects of adenoviral clostridial light chain gene-based synaptic inhibition in the midbrain

Zhao, Z., Krishnaney, A., Teng, Q., Yang, J., Garrity-Moses, M., Liu, J. K., Venkiteswaran, K., Subramanian, T., Davis, M. & Boulis, N. M., Jun 1 2006, In : Gene Therapy. 13, 12, p. 942-952 11 p.

Research output: Contribution to journalArticle

Mesencephalon
Fear
Superior Colliculi
Light
Genes
51 Citations (Scopus)

Intrathecal Baclofen Management of Poststroke Spastic Hypertonia: Implications for Function and Quality of Life

Ivanhoe, C. B., Francisco, G. E., McGuire, J. R., Subramanian, T. & Grissom, S. P., Nov 1 2006, In : Archives of Physical Medicine and Rehabilitation. 87, 11, p. 1509-1515 7 p.

Research output: Contribution to journalArticle

Baclofen
Muscle Spasticity
Quality of Life
Analysis of Variance
Sickness Impact Profile
2005
3 Citations (Scopus)

A 46- year-old woman with rigidity and frequent falls

Tousi, B., Schuele, S. U. & Subramanian, T., Jan 2005, In : Cleveland Clinic journal of medicine. 72, 1, p. 57-63 7 p.

Research output: Contribution to journalReview article

Accidental Falls
Muscle Rigidity
Parkinsonian Disorders
Differential Diagnosis

Erratum: Parkinson-plus syndromes (Cleveland Clinic Journal of Medicine (2005) vol. 72 (57-63))

Tousi, B., Schuele, S. & Subramanian, T., Mar 1 2005, In : Cleveland Clinic journal of medicine. 72, 3, 1 p.

Research output: Contribution to journalComment/debate

Medicine
106 Citations (Scopus)

Intrastriatal implantation of human retinal pigment epithelial cells attached to microcarriers in advanced Parkinson disease

Stover, N. P., Bakay, R. A. E., Subramanian, T., Raiser, C. D., Cornfeldt, M. L., Schweikert, A. W., Allen, R. C. & Watts, R. L., Dec 1 2005, In : Archives of Neurology. 62, 12, p. 1833-1837 5 p.

Research output: Contribution to journalArticle

Retinal Pigments
Parkinson Disease
Epithelial Cells
Gelatin
Antiparkinson Agents
7 Citations (Scopus)

Method of construction of a MRI-based tabular database of 3D stereotaxic co-ordinates for individual structures in the basal ganglia of Macaca mulatta

Deogaonkar, M., Heers, M., Mahajan, S., Brummer, M. & Subramanian, T., Dec 15 2005, In : Journal of Neuroscience Methods. 149, 2, p. 154-163 10 p.

Research output: Contribution to journalArticle

Basal Ganglia
Macaca mulatta
Databases
Magnetic Resonance Spectroscopy
Costs and Cost Analysis
16 Citations (Scopus)

MRI guidance improves accuracy of stereotaxic targeting for cell transplantation in parkinsonian monkeys

Subramanian, T., Deogaonkar, M., Brummer, M. & Bakay, R., May 2005, In : Experimental Neurology. 193, 1, p. 172-180 9 p.

Research output: Contribution to journalArticle

Cell Transplantation
Atlases
Haplorhini
Magnetic Resonance Imaging
Putamen
18 Citations (Scopus)

Pathophysiological basis of drug-induced dyskinesias in Parkinson's disease

Deogaonkar, M. & Subramanian, T., Dec 1 2005, In : Brain Research Reviews. 50, 1, p. 156-168 13 p.

Research output: Contribution to journalReview article

Drug-Induced Dyskinesia
Parkinson Disease
Basal Ganglia
Animal Models
Drug Therapy
16 Citations (Scopus)

The effect of levetiracetam on levodopa induced dyskinesia in patients with Parkinson's disease [1]

Tousi, B. & Subramanian, T., Aug 1 2005, In : Parkinsonism and Related Disorders. 11, 5, p. 333-334 2 p.

Research output: Contribution to journalLetter

etiracetam
Drug-Induced Dyskinesia
Piracetam
Antiparkinson Agents
Dyskinesias
2004
9 Citations (Scopus)

Effects of botulinum toxin-B (BTX-B) injections for hemifacial spasm

Tousi, B., Perumal, J. S., Ahuja, K., Ahmed, A. & Subramanian, T., Oct 1 2004, In : Parkinsonism and Related Disorders. 10, 7, p. 455-456 2 p.

Research output: Contribution to journalLetter

Anti-Dyskinesia Agents
Blepharospasm
Hemifacial Spasm
Botulinum Toxins
Nerve Block
39 Citations (Scopus)

Implantation of Spheramine® in advanced Parkinson's Disease (PD)

Bakay, R. A. E., Raiser, C. D., Stover, N. P., Subramanian, T., Cornfeldt, M. L., Schweikert, A. W., Allen, R. C. & Watts, R., Aug 19 2004, In : Frontiers in Bioscience. 9, p. 592-602 11 p.

Research output: Contribution to journalArticle

Parkinson Disease
Retinal Pigments
Dyskinesias
Epithelial Cells
Outcome Assessment (Health Care)
2003
74 Citations (Scopus)

Stereotaxic intrastriatal implantation of human retinal pigment epithelial (hRPE) cells attached to gelatin microcarriers: A potential new cell therapy for Parkinson's disease

Watts, R. L., Raiser, C. D., Stover, N. P., Cornfeldt, M. L., Schweikert, A. W., Allen, R. C., Subramanian, T., Doudet, D., Honey, C. R. & Bakay, R. A. E., Dec 1 2003, In : Journal of Neural Transmission, Supplement. 65, p. 215-227 13 p.

Research output: Contribution to journalArticle

Retinal Pigments
Gelatin
Cell- and Tissue-Based Therapy
Parkinson Disease
Epithelial Cells
2002

Commentary

Hori, T., Sindou, M. P., Subramanian, T. & Lüders, H. O., 2002, In : Neurologia Medico-Chirurgica. 42, 6, p. 248-250 3 p.

Research output: Contribution to journalComment/debate

60 Citations (Scopus)
Corpus Striatum
Heterologous Transplantation
Retinal Pigments
Pigments
Rats
2001
17 Citations (Scopus)

Anesthetic protocol: Propofol use in Rhesus macaques (Macaca mulatta) during magnetic resonance imaging with stereotactic head frame application

Fowler, K. A., Huerkamp, M. J., Pullium, J. K. & Subramanian, T., Jun 1 2001, In : Brain Research Protocols. 7, 2, p. 87-93 7 p.

Research output: Contribution to journalArticle

Propofol
Macaca mulatta
Anesthetics
Confined Spaces
Head
38 Citations (Scopus)

Cell transplantation for the treatment of Parkinson's disease

Subramanian, T., May 9 2001, In : Seminars in Neurology. 21, 1, p. 103-115 13 p.

Research output: Contribution to journalReview article

Cell Transplantation
Parkinson Disease
Research
Clinical Trials
Corpus Striatum
73 Citations (Scopus)

Complications of gamma knife surgery for Parkinson disease

Okun, M. S., Stover, N. P., Subramanian, T., Gearing, M., Wainer, B. H., Holder, C. A., Watts, R. L., Juncos, J. L., Freeman, A., Evatt, M. L., Schuele, S. U., Vitek, J. L. & DeLong, M. R., Jan 1 2001, In : Archives of Neurology. 58, 12, p. 1995-2002 8 p.

Research output: Contribution to journalArticle

Parkinson Disease
Pallidotomy
Laughter
Aspiration Pneumonia
Dysarthria
2000
18 Citations (Scopus)

Electrophysiological localization of the substantia nigra in the parkinsonian nonhuman primate

Starr, P. A., Subramanian, T., Bakay, R. A. E. & Wichmann, T., Jan 1 2000, In : Journal of neurosurgery. 93, 4, p. 704-710 7 p.

Research output: Contribution to journalArticle

Substantia Nigra
Primates
Haplorhini
Subthalamic Nucleus
Microelectrodes