J
Julius B. Kirkegaard
Researcher at University of Cambridge
Publications - 36
Citations - 1554
Julius B. Kirkegaard is an academic researcher from University of Cambridge. The author has contributed to research in topics: Medicine & Biology. The author has an hindex of 13, co-authored 26 publications receiving 1164 citations. Previous affiliations of Julius B. Kirkegaard include Niels Bohr Institute & University of Copenhagen.
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Journal ArticleDOI
Molecular mechanisms of protein aggregation from global fitting of kinetic models
Georg Meisl,Julius B. Kirkegaard,Paolo Arosio,Thomas C. T. Michaels,Michele Vendruscolo,Christopher M. Dobson,Sara Linse,Tuomas P. J. Knowles +7 more
TL;DR: This work describes a framework, using quantitative kinetic assays and global fitting, to determine and to verify a molecular mechanism for aggregation reactions that is compatible with experimental kinetic data and provides an online platform that enables robust global analysis of kinetic data without the need for extensive programming or detailed mathematical knowledge.
Journal ArticleDOI
Differences in nucleation behavior underlie the contrasting aggregation kinetics of the Aβ40 and Aβ42 peptides
Georg Meisl,Xiaoting Yang,Erik Hellstrand,Birgitta Frohm,Julius B. Kirkegaard,Samuel I. A. Cohen,Christopher M. Dobson,Sara Linse,Tuomas P. J. Knowles +8 more
TL;DR: This analysis sheds light on the microscopic determinants of the aggregation behavior of the principal forms of Aβ and outlines a general approach toward achieving an understanding at the molecular level of the aberrant deposition of insoluble peptides in neurodegenerative disorders.
Journal ArticleDOI
A natural product inhibits the initiation of α-synuclein aggregation and suppresses its toxicity.
Michele Perni,Céline Galvagnion,Alexander V. Maltsev,Georg Meisl,Martin B. D. Müller,Martin B. D. Müller,Pavan K. Challa,Julius B. Kirkegaard,Patrick Flagmeier,Samuel I. A. Cohen,Roberta Cascella,Serene W. Chen,Ryan Limbocker,Pietro Sormanni,Gabriella T. Heller,Francesco A. Aprile,Nunilo Cremades,Cristina Cecchi,Fabrizio Chiti,Ellen A. A. Nollen,Tuomas P. J. Knowles,Michele Vendruscolo,Adriaan Bax,Michael Zasloff,Christopher M. Dobson +24 more
TL;DR: It is shown that squalamine, a natural product with known anticancer and antiviral activity, dramatically affects α-synuclein aggregation in vitro and in vivo and could be a means of therapeutic intervention in Parkinson’s disease and related conditions.
Journal ArticleDOI
Multistep Inhibition of α-Synuclein Aggregation and Toxicity in Vitro and in Vivo by Trodusquemine.
Michele Perni,Patrick Flagmeier,Ryan Limbocker,Roberta Cascella,Francesco A. Aprile,Céline Galvagnion,Gabriella T. Heller,Georg Meisl,Serene W. Chen,Janet R. Kumita,Pavan K. Challa,Julius B. Kirkegaard,Samuel I. A. Cohen,Benedetta Mannini,Denise Barbut,Ellen A. A. Nollen,Cristina Cecchi,Nunilo Cremades,Tuomas P. J. Knowles,Fabrizio Chiti,Michael Zasloff,Michele Vendruscolo,Christopher M. Dobson +22 more
TL;DR: It is shown that trodusquemine is able to inhibit multiple events in the aggregation process of α-synuclein and to provide important information about the link between such events and neurodegeneration, as it is initiated and progresses.
Journal ArticleDOI
Easyworm: an open-source software tool to determine the mechanical properties of worm-like chains.
TL;DR: Easyworm is a user-friendly software suite coded in MATLAB that simplifies the image analysis of individual polymeric chains and the extraction of the mechanical properties of these chains.