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Research Assistant 2 HSS
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Education & Training
- MA
- Central Connecticut State University (2009)
Research
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Research at a Glance
Yale Co-Authors
Frequent collaborators of Mark Dias's published research.
Publications Timeline
A big-picture view of Mark Dias's research output by year.
Richard Carson, PhD
David Matuskey, MD
Mika Naganawa, PhD
Jean-Dominique Gallezot, PhD
Nabeel Nabulsi, PhD
Shannan Henry
16Publications
537Citations
Publications
2026
Exploratory imaging in SWEDD: Insights from dopaminergic PET, synaptic density PET, and volumetric MRI
Ebrahimian Sadabad F, Volpi T, Tinaz S, Honhar P, Colon L, Mayeli M, Pittman B, Naganawa M, Dias M, Angarita G, Comley R, Carson R, Finnema S, Matuskey D. Exploratory imaging in SWEDD: Insights from dopaminergic PET, synaptic density PET, and volumetric MRI. Parkinsonism & Related Disorders 2026, 152: 108960. PMID: 42691866, DOI: 10.1016/j.parkreldis.2026.108960.Peer-Reviewed Original ResearchNeuroimaging evidence for a dopamine-independent association between motor cortex microstructure and Parkinson’s disease severity
Honhar P, Tinaz S, Ebrahimian Sadabad F, Dias M, Yang Y, Henry S, Hillmer A, Zakiniaeiz Y, Radhakrishnan R, Comley R, Zhang X, Hooker B, Zhang Y, Finnema S, Carson R, Scheinost D, Matuskey D. Neuroimaging evidence for a dopamine-independent association between motor cortex microstructure and Parkinson’s disease severity. Npj Parkinson's Disease 2026, 12: 216. PMID: 42248873, PMCID: PMC13562690, DOI: 10.1038/s41531-026-01411-x.Peer-Reviewed Original ResearchLower synaptic density in mood circuitry underlies depression in Parkinson’s disease
Cayir S, Naganawa M, Volpi T, Sadabad F, Dias M, Yang Y, Elliott S, Ansari M, Elshahat A, Pittman B, Esterlis I, Nabulsi N, Huang Y, Sanacora G, Comley R, Finnema S, Carson R, Tinaz S, Matuskey D, Holmes S. Lower synaptic density in mood circuitry underlies depression in Parkinson’s disease. Brain Communications 2026, 8: fcag136. PMID: 42109687, PMCID: PMC13152014, DOI: 10.1093/braincomms/fcag136.Peer-Reviewed Original ResearchCitationsAltmetricSV2A PET reveals synaptic density loss in experimental autoimmune encephalomyelitis and in a pilot multiple sclerosis study
Chia P, Toyonaga T, Tong J, Le H, Dias M, Boyle A, Raymond R, Longbrake E, Huang Y, Carson R, Airas L, Vasdev N, Chen M, Zheng C. SV2A PET reveals synaptic density loss in experimental autoimmune encephalomyelitis and in a pilot multiple sclerosis study. Proceedings Of The National Academy Of Sciences Of The United States Of America 2026, 123: e2517709123. PMID: 41774796, PMCID: PMC12974510, DOI: 10.1073/pnas.2517709123.Peer-Reviewed Original ResearchCitationsAltmetric
2025
Measuring Dopamine Transporter Availability and Synaptic Density in Parkinson's Disease: A Dual‐Tracer Positron Emission Tomography Imaging Study
Sadabad F, Volpi T, Honhar P, Tinaz S, Dias M, Toyonaga T, Naganawa M, Gallezot J, Yang Y, Ibrahim W, Pittman B, Cayir S, Radhakrishnan R, Angarita G, Holmes S, Comley R, Carson R, Finnema S, Matuskey D. Measuring Dopamine Transporter Availability and Synaptic Density in Parkinson's Disease: A Dual‐Tracer Positron Emission Tomography Imaging Study. Movement Disorders 2025, 40: 2678-2687. PMID: 41040062, PMCID: PMC13394740, DOI: 10.1002/mds.70041.Peer-Reviewed Original ResearchCitationsAltmetricCarotid Artery Image-Derived Blood Time-Activity Curves on the NeuroEXPLORER: Initial Multitracer Validation Against Arterial Sampling.
Volpi T, Gallezot J, Henry S, Dias M, Khattar N, Toyonaga T, Fontaine K, Mulnix T, Zhang J, Guo L, Gravel P, Radhakrishnan R, Hillmer A, Matuskey D, Carson R. Carotid Artery Image-Derived Blood Time-Activity Curves on the NeuroEXPLORER: Initial Multitracer Validation Against Arterial Sampling. Journal Of Nuclear Medicine 2025, 66: 1993-2001. PMID: 41043999, PMCID: PMC12676648, DOI: 10.2967/jnumed.125.270414.Peer-Reviewed Original ResearchCitationsAltmetric
2024
Clinical correlates of dopamine transporter availability in cross-sectional and longitudinal studies with [18F]FE-PE2I PET: independent validation with new insights
Honhar P, Sadabad F, Tinaz S, Gallezot J, Dias M, Naganawa M, Yang Y, Henry S, Hillmer A, Gao H, Najafzadeh S, Comley R, Nabulsi N, Huang Y, Finnema S, Carson R, Matuskey D. Clinical correlates of dopamine transporter availability in cross-sectional and longitudinal studies with [18F]FE-PE2I PET: independent validation with new insights. Brain Communications 2024, 6: fcae345. PMID: 39429243, PMCID: PMC11487911, DOI: 10.1093/braincomms/fcae345.Peer-Reviewed Original ResearchCitationsAuthor Correction: Synaptic loss and its association with symptom severity in Parkinson’s disease
Holmes S, Honhar P, Tinaz S, Naganawa M, Hilmer A, Gallezot J, Dias M, Yang Y, Toyonaga T, Esterlis I, Mecca A, Van Dyck C, Henry S, Ropchan J, Nabulsi N, Louis E, Comley R, Finnema S, Carson R, Matuskey D. Author Correction: Synaptic loss and its association with symptom severity in Parkinson’s disease. Npj Parkinson's Disease 2024, 10: 55. PMID: 38472206, PMCID: PMC10933370, DOI: 10.1038/s41531-024-00674-6.Commentaries, Editorials and LettersCitationsSynaptic loss and its association with symptom severity in Parkinson’s disease
Holmes S, Honhar P, Tinaz S, Naganawa M, Hilmer A, Gallezot J, Dias M, Yang Y, Toyonaga T, Esterlis I, Mecca A, Van Dyck C, Henry S, Ropchan J, Nabulsi N, Louis E, Comley R, Finnema S, Carson R, Matuskey D. Synaptic loss and its association with symptom severity in Parkinson’s disease. Npj Parkinson's Disease 2024, 10: 42. PMID: 38402233, PMCID: PMC10894197, DOI: 10.1038/s41531-024-00655-9.Peer-Reviewed Original ResearchCitationsAltmetricFirst-in-Human Study of 18F-SynVesT-2: An SV2A PET Imaging Probe with Fast Brain Kinetics and High Specific Binding
Drake L, Wu Y, Naganawa M, Asch R, Zheng C, Najafzadeh S, Pracitto R, Lindemann M, Li S, Ropchan J, Labaree D, Emery P, Dias M, Henry S, Nabulsi N, Matuskey D, Hillmer A, Gallezot J, Carson R, Cai Z, Huang Y. First-in-Human Study of 18F-SynVesT-2: An SV2A PET Imaging Probe with Fast Brain Kinetics and High Specific Binding. Journal Of Nuclear Medicine 2024, 65: jnumed.123.266470. PMID: 38360052, PMCID: PMC10924160, DOI: 10.2967/jnumed.123.266470.Peer-Reviewed Original ResearchCitationsAltmetric
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