Kenneth Marek

Pramipexole vs Levodopa as initial treatment for Parkinson disease: A randomized controlled trial

Robert G. Holloway, Ira Shoulson, Karl Kieburtz et al. · JAMA · 2000 · 802 citations

Initial Treatment, Parkinson Disease, Medicine +5

The Parkinson's progression markers initiative (PPMI) – establishing a PD biomarker cohort

Kenneth Marek, Sohini Chowdhury, Andrew Siderowf et al. · Annals of Clinical and Translational Neurology · 2018 · 633 citations · Full text

Assessment of heterogeneity among participants in the Parkinson's Progression Markers Initiative cohort using α-synuclein seed amplification: a cross-sectional study

Andrew Siderowf, Luis Concha‐Marambio, David-Erick Lafontant et al. · The Lancet Neurology · 2023 · 618 citations · Full text

Neurodegenerative Diseases, Disease Progression, Parkinson Disease +4

Unilateral Transplantation of Human Fetal Mesencephalic Tissue into the Caudate Nucleus of Patients with Parkinson's Disease

Dennis D. Spencer, Richard J. Robbins, Frederick Naftolin et al. · New England Journal of Medicine · 1992 · 514 citations · Full text

[sup 123 I] beta-CIT/SPECT imaging demonstrates bilateral loss of dopamine transporters in hemi-Parkinson's disease

Kenneth Marek, John Seibyl, Sami S. Zoghbi et al. · Neurology · 1996 · 363 citations

Bilateral Loss, Engineering, Striatal Uptake +21