1. Case-control study of the parkin gene in early-onset Parkinson disease Clark, Lorraine N.; Afridi, Shehla; Karlins, Eric; Wang, Yuanjia; Mejia-Santana, Helen; Harris, Juliette; Louis, Elan D.; Cote, Lucien J.; Andrews, Howard F.; Fahn, Stanley; Waters, Cheryl H.; Ford, Blair; Frucht, Steven; Ottman, Ruth; Marder, Karen 2006 Articles Neurosciences
2. Mild parkinsonian signs and plasma homocysteine concentration in community-dwelling elderly individuals Louis, Elan D.; Schupf, Nicole; Tang, Ming Xin; Marder, Karen; Luchsinger, Jose A. 2007 Articles Neurosciences
3. Mild Parkinsonian signs are associated with lower olfactory test scores in the community-dwelling elderly Louis, Elan D.; Marder, Karen; Tabert, Matthias H.; Devanand, Devangere P. 2008 Articles Neurosciences
4. Quantitative brain measurements in community-dwelling elderly persons with mild parkinsonian signs Louis, Elan D.; Brickman, Adam M.; DeCarli, Charles; Small, Scott A.; Marder, Karen; Schupf, Nicole; Brown, Truman R. 2008 Articles Neurosciences
5. Risk of Parkinson disease in carriers of parkin mutations : estimation using the kin-cohort method Wang, Yuanjia; Clark, Lorraine N.; Louis, Elan D.; Mejia-Santana, Helen; Harris, Juliette; Cote, Lucien J.; Waters, Cheryl H.; Andrews, Howard F.; Ford, Blair; Frucht, Steven; Fahn, Stanley; Ottman, Ruth; Rabinowitz, Daniel; Marder, Karen 2008 Articles Neurosciences
6. Motor phenotype of LRRK2 G2019S carriers in early-onset Parkinson disease Alcalay, Roy Nissim; Mejia-Santana, Helen; Tang, Ming Xin; Rosado, Llency E.; Verbitsky, Miguel; Kisselev, Sergey; Ross, Barbara M.; Louis, Elan D.; Comella, Cynthia L.; Colcher, Amy; Jennings, Danna; Nance, Martha A.; Bressman, Susan; Scott, William K.; Tanner, Caroline; Mickel, Susan F.; Andrews, Howard F.; Waters, Cheryl H.; Fahn, Stanley; Cote, Lucien J.; Frucht, Steven; Ford, Blair; Rezak, Michael; Novak, Kevin; Friedman, Joseph H.; Pfeiffer, Ronald; Marsh, Laura; Hiner, Bradley; Siderowf, Andrew; Van Vliet, Elise A.; Ottman, Ruth; Clark, Lorraine N.; Marder, Karen 2009 Articles Neurosciences
7. Genome-Wide association study identifies candidate genes for Parkinson's disease in an Ashkenazi Jewish population Liu, Xinmin; Cheng, Rong; Verbitsky, Miguel; Kisselev, Sergey; Browne, Andrew; Mejia-Santana, Helen; Louis, Elan D.; Cote, Lucien J.; Andrews, Howard F.; Waters, Cheryl H.; Ford, Blair; Frucht, Steven; Fahn, Stanley; Marder, Karen; Clark, Lorraine N.; Lee, Joseph H. 2011 Articles GeneticsNeurosciences