Now showing items 1-20 of 23

    • ANGPTL4 deficiency in haematopoietic cells promotes monocyte expansion and atherosclerosis progression 

      Aryal, Binod; Rotllan, Noemi; Araldi, Elisa; Ramírez, Cristina M.; He, Shun; Chousterman, Benjamin G.; Fenn, Ashley M.; Wanschel, Amarylis; Madrigal-Matute, Julio; Warrier, Nikhil; Martín-Ventura, Jose L.; Swirski, Filip K.; Suárez, Yajaira; Fernández-Hernando, Carlos (Nature Publishing Group, 2016)
      Lipid accumulation in macrophages has profound effects on macrophage gene expression and contributes to the development of atherosclerosis. Here, we report that angiopoietin-like protein 4 (ANGPTL4) is the most highly ...
    • Chronic variable stress activates hematopoietic stem cells 

      Heidt, Timo; Sager, Hendrik B.; Courties, Gabriel; Dutta, Partha; Iwamoto, Yoshiko; Zaltsman, Alex; von zur Muhlen, Constantin; Bode, Christoph; Fricchione, Gregory L.; Denninger, John; Lin, Charles P.; Vinegoni, Claudio; Libby, Peter; Swirski, Filip K.; Weissleder, Ralph; Nahrendorf, Matthias (2014)
      Exposure to psychosocial stress is a risk factor for many diseases, including atherosclerosis1,2. While incompletely understood, interaction between the psyche and the immune system provides one potential mechanism linking ...
    • Flow Perturbation Mediates Neutrophil Recruitment and Potentiates Endothelial Injury via TLR2 in MiceNovelty and Significance 

      Franck, Grégory; Mawson, Thomas L.; Sausen, Grasiele; Salinas, Manuel; Masson, Gustavo Santos; Cole, Andrew James; Beltrami-Moreira, Marina; Chatzizisis, Yiannis; Quillard, Thibault; Tesmenitsky, Yevgenia; Shvartz, Eugenia; Sukhova, Galina K.; Swirski, Filip K.; Nahrendorf, Matthias; Aikawa, Elena; Croce, Kevin James; Libby, Peter (Ovid Technologies (Wolters Kluwer Health), 2017)
    • Folate Receptor: A Macrophage “Achilles' Heel”? 

      Hilgendorf, Ingo; Swirski, Filip K. (Blackwell Publishing Ltd, 2012)
    • Leukocytes Link Local and Systemic Inflammation in Ischemic Cardiovascular Disease 

      Libby, Peter; Nahrendorf, Matthias; Swirski, Filip K. (Elsevier BV, 2016)
      Physicians have traditionally viewed ischemic heart disease in a cardiocentric manner: plaques grow in arteries until they block blood flow, causing acute coronary and other ischemic syndromes. Recent research provides new ...
    • Local proliferation dominates lesional macrophage accumulation in atherosclerosis 

      Robbins, Clinton S.; Hilgendorf, Ingo; Weber, Georg F.; Theurl, Igor; Iwamoto, Yoshiko; Figueiredo, Jose-Luiz; Gorbatov, Rostic; Sukhova, Galina K.; Gerhardt, Louisa M.S.; Smyth, David; Zavitz, Caleb C. J.; Shikatani, Eric A.; Parsons, Michael; van Rooijen, Nico; Lin, Herbert Y.; Husain, Mansoor; Libby, Peter; Nahrendorf, Matthias; Weissleder, Ralph; Swirski, Filip K. (2013)
      During the inflammatory response that drives atherogenesis, macrophages accumulate progressively in the expanding arterial wall1,2. The observation that circulating monocytes give rise to lesional macrophages3–9 has ...
    • Lp-PLA 2 Antagonizes Left Ventricular Healing After Myocardial Infarction by Impairing the Appearance of Reparative MacrophagesCLINICAL PERSPECTIVE 

      He, Shun; Chousterman, Benjamin; Fenn, Ashley Margaret; Anzai, Atsushi; Nairz, Manfred; Brandt, Martin; Hilgendorf, Ingo; Sun, Yuan; Ye, Yu-Xiang; Iwamoto, Yoshiko; Tricot, Benoit; Weissleder, Ralph; Macphee, Colin; Libby, Peter; Nahrendorf, Matthias; Swirski, Filip K. (Ovid Technologies (Wolters Kluwer Health), 2015)
      Background—Healing after myocardial infarction (MI) involves the biphasic accumulation of inflammatory Ly-6Chigh and reparative Ly-6Clow monocytes/macrophages. Excessive inflammation disrupts the balance between the 2 ...
    • Lp-PLA2 Antagonizes Left Ventricular Healing After Myocardial Infarction by Impairing the Appearance of Reparative Macrophages 

      He, Shun; Chousterman, Benjamin G.; Fenn, Ashley; Anzai, Atsushi; Nairz, Manfred; Brandt, Martin; Hilgendorf, Ingo; Sun, Yuan; Ye, Yu-Xiang; Iwamoto, Yoshiko; Tricot, Benoit; Weissleder, Ralph; Macphee, Colin; Libby, Peter; Nahrendorf, Matthias; Swirski, Filip K. (Lippincott Williams & Wilkins, 2015)
      Background— Healing after myocardial infarction (MI) involves the biphasic accumulation of inflammatory Ly-6Chigh and reparative Ly-6Clow monocytes/macrophages. Excessive inflammation disrupts the balance between the 2 ...
    • Ly-6Chi monocytes dominate hypercholesterolemia-associated monocytosis and give rise to macrophages in atheromata 

      Swirski, Filip K.; Libby, Peter; Aikawa, Elena; Alcaide, Pilar; Luscinskas, Francis William; Weissleder, Ralph; Pittet, Mikael J. (American Society for Clinical Investigation, 2007)
      Macrophage accumulation participates decisively in the development and exacerbation of atherosclerosis. Circulating monocytes, the precursors of macrophages, display heterogeneity in mice and humans, but their relative ...
    • Macrophages retain hematopoietic stem cells in the spleen via VCAM-1 

      Dutta, Partha; Hoyer, Friedrich Felix; Grigoryeva, Lubov S.; Sager, Hendrik B.; Leuschner, Florian; Courties, Gabriel; Borodovsky, Anna; Novobrantseva, Tatiana; Ruda, Vera M.; Fitzgerald, Kevin; Iwamoto, Yoshiko; Wojtkiewicz, Gregory; Sun, Yuan; Da Silva, Nicolas; Libby, Peter; Anderson, Daniel G.; Swirski, Filip K.; Weissleder, Ralph; Nahrendorf, Matthias (The Rockefeller University Press, 2015)
      Splenic myelopoiesis provides a steady flow of leukocytes to inflamed tissues, and leukocytosis correlates with cardiovascular mortality. Yet regulation of hematopoietic stem cell (HSC) activity in the spleen is incompletely ...
    • Molecular Imaging of Inflammation in Atherosclerosis 

      Wildgruber, Moritz; Swirski, Filip K.; Zernecke, Alma (Ivyspring International Publisher, 2013)
      Acute rupture of vulnerable plaques frequently leads to myocardial infarction and stroke. Within the last decades, several cellular and molecular players have been identified that promote atherosclerotic lesion formation, ...
    • Monocyte Subset Dynamics in Human Atherosclerosis Can Be Profiled with Magnetic Nano-Sensors 

      Wildgruber, Moritz; Chudnovskiy, Aleksey; Yoon, Tae-Jong; Etzrodt, Martin; Lee, Hakho; Pittet, Mikael J.; Nahrendorf, Matthias; Croce, Kevin James; Libby, Peter; Weissleder, Ralph; Swirski, Filip K. (Public Library of Science, 2009)
      Monocytes are circulating macrophage and dendritic cell precursors that populate healthy and diseased tissue. In humans, monocytes consist of at least two subsets whose proportions in the blood fluctuate in response to ...
    • Myocardial Infarction Accelerates Atherosclerosis 

      Leuschner, Florian; Robbins, Clinton; Iwamoto, Yoshiko; Thompson, Brian; Carlson, Alicia L.; Heidt, Timo; Lasitschka, Felix; Etzrodt, Martin; Waterman, Peter; Waring, Michael T.; Chicoine, Adam T.; van der Laan, Anja M.; Niessen, Hans W.M.; Piek, Jan J.; Rubin, Barry B.; Butany, Jagdish; Katus, Hugo A.; Murphy, Sabina A.; Pittet, Mikael J.; Lin, Charles P.; Dutta, Partha; Courties, Gabriel P; Wei, Ying; Gorbatov, Rostic; Majmudar, Maulik D; Stone, James Robert; Morrow, David Andrew; Sabatine, Marc Steven; Vinegoni, Claudio; Moskowitz, Michael Arthur; Libby, Peter; Swirski, Filip K.; Weissleder, Ralph; Nahrendorf, Matthias (Nature Publishing Group, 2012)
      During progression of atherosclerosis, myeloid cells destabilize lipid-rich plaque in the arterial wall and cause its rupture, thus triggering myocardial infarction and stroke. Survivors of acute coronary syndromes have a ...
    • Myocardial Infarction Activates CCR2+ Hematopoietic Stem and Progenitor Cells 

      Dutta, Partha; Sager, Hendrik B; Stengel, Kristy R.; Naxerova, Kamila; Courties, Gabriel P; Saez, Borja; Silberstein, Lev; Heidt, Timo; Sebas, Matthew; Sun, Yuan; Wojtkiewicz, Gregory; Feruglio, Paolo Fumene; King, Kevin Robert; Baker, Joshua N.; van der Laan, Anja M.; Borodovsky, Anna; Fitzgerald, Kevin; Hulsmans, Maarten; Hoyer, Friedrich Felix; Iwamoto, Yoshiko; Vinegoni, Claudio; Brown, Dennis; Di Carli, Marcelo; Libby, Peter; Hiebert, Scott W.; Scadden, David Thomas; Swirski, Filip K.; Weissleder, Ralph; Nahrendorf, Matthias (Elsevier BV, 2015)
      Following myocardial infarction (MI), myeloid cells derived from the hematopoietic system drive a sharp increase in systemic leukocyte levels that correlates closely with mortality. The origin of these myeloid cells, and ...
    • A Near-Infrared Cell Tracker Reagent for Multiscopic In Vivo Imaging and Quantification of Leukocyte Immune Responses 

      Berger, Cedric R.; Figueiredo, Jose-Luiz; Swirski, Filip K.; Mempel, Thorsten Roman; Von Andrian, Ulrich H.; Pittet, Mikael J.; Weissleder, Ralph (Public Library of Science, 2007)
      The complexity of the tumor microenvironment necessitates that cell behavior is studied in a broad, multi-scale context. Although tomographic and microscopy-based far and near infrared fluorescence (NIRF, >650 nm) imaging ...
    • On-demand erythrocyte disposal and iron recycling requires transient macrophages in the liver 

      Theurl, Igor; Hilgendorf, Ingo; Nairz, Manfred; Tymoszuk, Piotr; Haschka, David; Asshoff, Malte; He, Shun; Gerhardt, Louisa M. S.; Holderried, Tobias A. W.; Seifert, Markus; Sopper, Sieghart; Fenn, Ashley M.; Anzai, Atsushi; Rattik, Sara; McAlpine, Cameron; Theurl, Milan; Wieghofer, Peter; Iwamoto, Yoshiko; Weber, Georg F.; Harder, Nina K.; Chousterman, Benjamin G.; Arvedson, Tara L.; McKee, Mary; Wang, Fudi; Lutz, Oliver M. D.; Rezoagli, Emanuele; Babitt, Jodie L.; Berra, Lorenzo; Prinz, Marco; Nahrendorf, Matthias; Weiss, Guenter; Weissleder, Ralph; Lin, Herbert Y.; Swirski, Filip K. (2016)
      Iron is an essential component of the erythrocyte protein hemoglobin and is crucial to oxygen transport in vertebrates. In the steady state, erythrocyte production is in equilibrium with erythrocyte removal1. In various ...
    • Pleural innate response activator B cells protect against pneumonia via a GM-CSF-IgM axis 

      Weber, Georg F.; Chousterman, Benjamin G.; Hilgendorf, Ingo; Robbins, Clinton S.; Theurl, Igor; Gerhardt, Louisa M.S.; Iwamoto, Yoshiko; Quach, Tam D.; Ali, Muhammad; Chen, John W.; Rothstein, Thomas L.; Nahrendorf, Matthias; Weissleder, Ralph; Swirski, Filip K. (The Rockefeller University Press, 2014)
      Pneumonia is a major cause of mortality worldwide and a serious problem in critical care medicine, but the immunophysiological processes that confer either protection or morbidity are not completely understood. We show ...
    • Proliferation and Recruitment Contribute to Myocardial Macrophage Expansion in Chronic Heart Failure 

      Sager, Hendrik B.; Hulsmans, Maarten; Lavine, Kory J.; Moreira, Marina B.; Heidt, Timo; Courties, Gabriel P; Sun, Yuan; Iwamoto, Yoshiko; Tricot, Benoit; Khan, Omar F.; Dahlman, James E.; Borodovsky, Anna; Fitzgerald, Kevin; Anderson, Daniel Griffith; Weissleder, Ralph; Libby, Peter; Swirski, Filip K.; Nahrendorf, Matthias (Ovid Technologies (Wolters Kluwer Health), 2016)
      Rationale: Macrophages reside in the healthy myocardium, participate in ischemic heart disease, and modulate myocardial infarction (MI) healing. Their origin and roles in post-MI remodeling of nonischemic remote myocardium, ...
    • Rapid monocyte kinetics in acute myocardial infarction are sustained by extramedullary monocytopoiesis 

      Leuschner, Florian; Rauch, Philipp J.; Ueno, Takuya; Gorbatov, Rostic; Marinelli, Brett; Lee, Won Woo; Dutta, Partha; Wei, Ying; Robbins, Clinton; Iwamoto, Yoshiko; Sena, Brena; Chudnovskiy, Aleksey; Panizzi, Peter; Higgins, John Matthew; Libby, Peter; Moskowitz, Michael Arthur; Pittet, Mikael J.; Swirski, Filip K.; Weissleder, Ralph; Nahrendorf, Matthias (The Rockefeller University Press, 2012)
      IL-1b signaling augments continued splenic monocyte supply during acute inflammation.
    • Self-renewing resident arterial macrophages arise from embryonic CX3CR1+ precursors and circulating monocytes immediately after birth 

      Ensan, Sherine; Li, Angela; Besla, Rickvinder; Degousee, Norbert; Cosme, Jake; Roufaiel, Mark; Shikatani, Eric A; El-Maklizi, Mahmoud; Williams, Jesse W; Robins, Lauren; Li, Cedric; Lewis, Bonnie; Yun, Tae Jin; Lee, Jun Seong; Wieghofer, Peter; Khattar, Ramzi; Farrokhi, Kaveh; Byrne, John; Ouzounian, Maral; Zavitz, Caleb C J; Levy, Gary A; Bauer, Carla M T; Libby, Peter; Husain, Mansoor; Swirski, Filip K.; Cheong, Cheolho; Prinz, Marco; Hilgendorf, Ingo; Randolph, Gwendalyn J; Epelman, Slava; Gramolini, Anthony O; Cybulsky, Myron I; Rubin, Barry B; Robbins, Clinton S (Nature Publishing Group, 2015)
      Resident macrophages densely populate the normal arterial wall, yet their origins and the mechanisms that sustain them are poorly understood. Here we use gene-expression profiling to show that arterial macrophages constitute ...