L
Leo Nicolai
Researcher at Ludwig Maximilian University of Munich
Publications - 32
Citations - 1199
Leo Nicolai is an academic researcher from Ludwig Maximilian University of Munich. The author has contributed to research in topics: Medicine & Immunology. The author has an hindex of 9, co-authored 19 publications receiving 581 citations.
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Journal ArticleDOI
Immunothrombotic Dysregulation in COVID-19 Pneumonia Is Associated With Respiratory Failure and Coagulopathy.
Leo Nicolai,Alexander Leunig,Sophia Brambs,Rainer Kaiser,Tobias Weinberger,Michael Weigand,Maximilian Muenchhoff,Johannes C. Hellmuth,Stephan Ledderose,Heiko Schulz,Clemens Scherer,Martina Rudelius,Michael Zoller,Dominik Höchter,Oliver T. Keppler,Daniel Teupser,Bernhard Zwißler,Michael von Bergwelt-Baildon,Stefan Kääb,Steffen Massberg,Kami Pekayvaz,Konstantin Stark +21 more
TL;DR: Evidence is provided that organ involvement and prothrombotic features in COVID-19 are linked by immunothrombosis, and data point to immunothROMbotic dysregulation as a key marker of disease severity in CO VID-19.
Journal ArticleDOI
Migrating Platelets Are Mechano-scavengers that Collect and Bundle Bacteria.
Florian Gaertner,Zerkah Ahmad,Gerhild Rosenberger,Shuxia Fan,Leo Nicolai,Benjamin Busch,Goekce Yavuz,Manja Luckner,Hellen Ishikawa-Ankerhold,Roman Hennel,Alexandre P. Benechet,Michael Lorenz,Sue Chandraratne,Irene Schubert,Sebastian Helmer,Bianca Striednig,Konstantin Stark,Marek Janko,Ralph T. Böttcher,Admar Verschoor,Catherine Léon,Christian Gachet,Thomas Gudermann,Michael Mederos y Schnitzler,Zachary Pincus,Matteo Iannacone,Rainer Haas,Gerhard Wanner,Kirsten Lauber,Michael Sixt,Steffen Massberg +30 more
TL;DR: It is shown that adherent platelets use adhesion receptors to mechanically probe the adhesive substrate in their local microenvironment and are assigned a central role in innate immune responses and identified as potential targets to dampen inflammatory tissue damage in clinical scenarios of severe systemic infection.
Journal ArticleDOI
Eosinophil-platelet interactions promote atherosclerosis and stabilize thrombosis with eosinophil extracellular traps.
Charlotte Marx,Julia Novotny,Danby Salbeck,Katie R. Zellner,Leo Nicolai,Kami Pekayvaz,Badr Kilani,Sven Stockhausen,Niklas Bürgener,Danny Kupka,Thomas J. Stocker,Ludwig T. Weckbach,Joachim Pircher,Markus Moser,Markus Moser,Michael Joner,Walter Desmet,Tom Adriaenssens,Franz-Josef Neumann,Anthony H. Gerschlick,Jurriën M. ten Berg,Michael Lorenz,Konstantin Stark +22 more
TL;DR: It is shown that eosinophils support atherosclerotic plaque formation involving enhanced von Willebrand factor exposure on endothelial cell and augmented platelet adhesion and are a promising new target in the prevention and therapy of atherosclerosis and thrombosis.
Journal ArticleDOI
Rivaroxaban Reduces Arterial Thrombosis by Inhibition of FXa-Driven Platelet Activation via Protease Activated Receptor-1.
Tobias Petzold,Manuela Thienel,Lisa Dannenberg,Philipp Mourikis,Carolin Helten,Aysel Ayhan,René M'Pembele,Alina Achilles,Kajetan Trojovky,Daniel Konsek,Zhe Zhang,Ron Regenauer,Joachim Pircher,Andreas Ehrlich,Enzo Lüsebrink,Leo Nicolai,Thomas J. Stocker,Richard Brandl,Franz Röschenthaler,Jan Strecker,Inas Saleh,Michael Spannagl,Christoph H. Mayr,Herbert B. Schiller,Christian Jung,Norbert Gerdes,Till Hoffmann,Bodo Levkau,Thomas Hohlfeld,Tobias Zeus,Christian Schulz,Malte Kelm,Amin Polzin +32 more
TL;DR: Rivaroxaban exerts an antiplatelet effect that together with its well-known potent anticoagulatory capacity might lead to reduced frequency of atherothrombotic events and improved outcome in patients.
Journal ArticleDOI
Vascular neutrophilic inflammation and immunothrombosis distinguish severe COVID-19 from influenza pneumonia
Leo Nicolai,Alexander Leunig,Sophia Brambs,Rainer Kaiser,Markus Joppich,Marie-Louise Hoffknecht,Christoph Gold,Anouk Engel,Vivien Polewka,Maximilian Muenchhoff,Johannes C. Hellmuth,Adrian Ruhle,Stephan Ledderose,Tobias Weinberger,Heiko Schulz,Clemens Scherer,Martina Rudelius,Michael Zoller,Oliver T. Keppler,Bernhard Zwißler,Michael von Bergwelt-Baildon,Stefan Kääb,Ralf Zimmer,Roman D. Bülow,Saskia von Stillfried,Peter Boor,Steffen Massberg,Kami Pekayvaz,Konstantin Stark +28 more
TL;DR: It is sought to study whether immunothrombosis is a pathognomonic factor in COVID‐19 or a general feature of (viral) pneumonia, as well as to better understand its upstream regulation.