M
Michael G. Heckman
Researcher at Mayo Clinic
Publications - 375
Citations - 11399
Michael G. Heckman is an academic researcher from Mayo Clinic. The author has contributed to research in topics: Medicine & Internal medicine. The author has an hindex of 53, co-authored 333 publications receiving 9197 citations.
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Journal ArticleDOI
Endoscopic assessment of the oesophageal features of eosinophilic oesophagitis: validation of a novel classification and grading system
TL;DR: The proposed system for endoscopically-identified oesophageal features of EoE defines common nomenclature and severity scores for the assessment of EiE disease activity and has good interobserver agreement among practising and academic gastroenterologists.
Journal ArticleDOI
Association of LRRK2 exonic variants with susceptibility to Parkinson's disease: a case-control study.
Owen A. Ross,Alexandra I. Soto-Ortolaza,Michael G. Heckman,Jan O. Aasly,Nadine Abahuni,Grazia Annesi,Justin A. Bacon,Soraya Bardien,Maria Bozi,Alexis Brice,Laura Brighina,Christine Van Broeckhoven,Christine Van Broeckhoven,Jonathan Carr,Marie-Christine Chartier-Harlin,Marie-Christine Chartier-Harlin,Efthimios Dardiotis,Efthimios Dardiotis,Dennis W. Dickson,Nancy N. Diehl,Alexis Elbaz,Alexis Elbaz,Carlo Ferrarese,Alessandro Ferraris,Brian K. Fiske,J. Mark Gibson,Rachel A. Gibson,Georgios M. Hadjigeorgiou,Georgios M. Hadjigeorgiou,Nobutaka Hattori,John P. A. Ioannidis,John P. A. Ioannidis,Barbara Jasinska-Myga,Beom S. Jeon,Yun Joong Kim,Christine Klein,Rejko Krüger,Elli Kyratzi,Suzanne Lesage,Suzanne Lesage,Suzanne Lesage,Chin-Hsien Lin,Timothy Lynch,Demetrius M. Maraganore,George D. Mellick,Eugénie Mutez,Eugénie Mutez,Christer Nilsson,Grzegorz Opala,Sung Sup Park,Andreas Puschmann,Aldo Quattrone,Manu Sharma,Peter A. Silburn,Young H. Sohn,Leonidas Stefanis,Vera Tadic,Jessie Theuns,Jessie Theuns,Hiroyuki Tomiyama,Ryan J. Uitti,Enza Maria Valente,Simone Van De Loo,Demetrios K. Vassilatis,Carles Vilariño-Güell,Linda R. White,Karin Wirdefeldt,Zbigniew K. Wszolek,Ruey-Meei Wu,Matthew J. Farrer,Matthew J. Farrer +70 more
TL;DR: The results for LRRK2 show that several rare and common genetic variants in the same gene can have independent effects on disease risk, and are important in the cause and pathogenesis of PD in a greater proportion of patients with this disease than previously believed.
Journal ArticleDOI
Association between repeat sizes and clinical and pathological characteristics in carriers of C9ORF72 repeat expansions (Xpansize-72): a cross-sectional cohort study
Marka van Blitterswijk,Mariely DeJesus-Hernandez,Ellis Niemantsverdriet,Melissa E. Murray,Michael G. Heckman,Nancy N. Diehl,Patricia H. Brown,Matt Baker,Ni Cole A. Finch,Peter O. Bauer,Geidy E. Serrano,Thomas G. Beach,Keith A. Josephs,David S. Knopman,Ronald C. Petersen,Bradley F. Boeve,Neill R. Graff-Radford,Kevin B. Boylan,Leonard Petrucelli,Dennis W. Dickson,Rosa Rademakers +20 more
TL;DR: The findings indicate that expansion size does affect disease severity, which--if replicated in other cohorts--could be relevant for genetic counselling.
Journal ArticleDOI
Poly(GP) proteins are a useful pharmacodynamic marker for C9ORF72-associated amyotrophic lateral sclerosis
Tania D Gendron,Jeannie Chew,Jeannette N. Stankowski,Lindsey R. Hayes,Yong Jie Zhang,Mercedes Prudencio,Yari Carlomagno,Lillian M. Daughrity,Karen Jansen-West,Emilie A. Perkerson,Aliesha D. O’Raw,Casey Cook,Luc Pregent,Veronique V. Belzil,Marka van Blitterswijk,Lilia J. Tabassian,Chris W. Lee,Mei Yue,Jimei Tong,Yuping Song,Monica Castanedes-Casey,Linda Rousseau,Virginia Phillips,Dennis W. Dickson,Rosa Rademakers,John D. Fryer,Beth K. Rush,Otto Pedraza,Ana M. Caputo,Pamela Desaro,Carla Palmucci,Amelia Robertson,Michael G. Heckman,Nancy N. Diehl,Edythe Wiggs,Michael Tierney,Laura Braun,Jennifer Farren,David Lacomis,Shafeeq Ladha,Christina Fournier,Leo McCluskey,Lauren Elman,Jon B. Toledo,Jon B. Toledo,Jennifer D. McBride,Cinzia Tiloca,Claudia Morelli,Barbara Poletti,Federica Solca,Alessandro Prelle,Joanne Wuu,Jennifer Jockel-Balsarotti,Frank Rigo,Christine Ambrose,Abhishek Datta,Weixing Yang,Denitza Raitcheva,Giovanna Antognetti,Alexander McCampbell,John C. van Swieten,Bruce L. Miller,Adam L. Boxer,Robert H. Brown,Robert Bowser,Timothy M. Miller,John Q. Trojanowski,Murray Grossman,James D. Berry,William T. Hu,Antonia Ratti,Bryan J. Traynor,Matthew D. Disney,Michael Benatar,Vincenzo Silani,Jonathan D. Glass,Mary Kay Floeter,Jeffrey D. Rothstein,Kevin B. Boylan,Leonard Petrucelli +79 more
TL;DR: Findings indicate that tracking poly(GP) proteins in CSF could provide a means to assess target engagement of G4C2 RNA–based therapies in symptomatic C9ORF72 repeat expansion carriers and presymptomatic individuals who are expected to benefit from early therapeutic intervention.
Journal ArticleDOI
Comparison of probe-based confocal laser endomicroscopy with virtual chromoendoscopy for classification of colon polyps.
Anna M. Buchner,Muhammad W. Shahid,Michael G. Heckman,Murli Krishna,Marwan Ghabril,Muhammad K. Hasan,Julia E. Crook,Victoria Gomez,Massimo Raimondo,Timothy A. Woodward,Herbert C. Wolfsen,Michael B. Wallace +11 more
TL;DR: Confocal endomicroscopy demonstrated higher sensitivity with similar specificity in classification of colorectal polyps and may replace the need for ex vivo histological confirmation of small polyps, but further studies are warranted.