A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients

Coronavirus disease 2019 (COVID-19) is a global public health emergency with many clinical facets, and new knowledge about its pathogenetic mechanisms is deemed necessary; among these, there are certainly coagulation disorders. In the history of medicine, autopsies and tissue sampling have played a...

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Main Authors: Luca Roncati, Giulia Ligabue, Vincenzo Nasillo, Beatrice Lusenti, William Gennari, Luca Fabbiani, Claudia Malagoli, Graziana Gallo, Silvia Giovanella, Massimo Lupi, Tiziana Salviato, Ambra Paolini, Matteo Costantini, Tommaso Trenti, Antonio Maiorana
Format: Article
Language:English
Published: Taylor & Francis Group 2020-11-01
Series:Platelets
Subjects:
Online Access:http://dx.doi.org/10.1080/09537104.2020.1810224
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author Luca Roncati
Giulia Ligabue
Vincenzo Nasillo
Beatrice Lusenti
William Gennari
Luca Fabbiani
Claudia Malagoli
Graziana Gallo
Silvia Giovanella
Massimo Lupi
Tiziana Salviato
Ambra Paolini
Matteo Costantini
Tommaso Trenti
Antonio Maiorana
author_facet Luca Roncati
Giulia Ligabue
Vincenzo Nasillo
Beatrice Lusenti
William Gennari
Luca Fabbiani
Claudia Malagoli
Graziana Gallo
Silvia Giovanella
Massimo Lupi
Tiziana Salviato
Ambra Paolini
Matteo Costantini
Tommaso Trenti
Antonio Maiorana
author_sort Luca Roncati
collection DOAJ
description Coronavirus disease 2019 (COVID-19) is a global public health emergency with many clinical facets, and new knowledge about its pathogenetic mechanisms is deemed necessary; among these, there are certainly coagulation disorders. In the history of medicine, autopsies and tissue sampling have played a fundamental role in order to understand the pathogenesis of emerging diseases, including infectious ones; compared to the past, histopathology can be now expanded by innovative techniques and modern technologies. For the first time in worldwide literature, we provide a detailed postmortem and biopsy report on the marked increase, up to 1 order of magnitude, of naked megakaryocyte nuclei in the bone marrow and lungs from serious COVID-19 patients. Most likely related to high interleukin-6 serum levels stimulating megakaryocytopoiesis, this phenomenon concurs to explain well the pulmonary abnormal immunothrombosis in these critically ill patients, all without molecular or electron microscopy signs of megakaryocyte infection.
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spelling doaj.art-0f2a358b4d5f43b698f926d5d5ac36c92023-09-15T10:38:08ZengTaylor & Francis GroupPlatelets0953-71041369-16352020-11-013181085108910.1080/09537104.2020.18102241810224A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patientsLuca Roncati0Giulia Ligabue1Vincenzo Nasillo2Beatrice Lusenti3William Gennari4Luca Fabbiani5Claudia Malagoli6Graziana Gallo7Silvia Giovanella8Massimo Lupi9Tiziana Salviato10Ambra Paolini11Matteo Costantini12Tommaso Trenti13Antonio Maiorana14University of Modena and Reggio EmiliaUniversity of Modena and Reggio EmiliaUniversity Hospital of ModenaUniversity Hospital of ModenaUniversity Hospital of ModenaUniversity of Modena and Reggio EmiliaUniversity of Modena and Reggio EmiliaUniversity of Modena and Reggio EmiliaUniversity of Modena and Reggio EmiliaUniversity of Modena and Reggio EmiliaUniversity of Modena and Reggio EmiliaUniversity Hospital of ModenaUniversity of Modena and Reggio EmiliaUniversity Hospital of ModenaUniversity of Modena and Reggio EmiliaCoronavirus disease 2019 (COVID-19) is a global public health emergency with many clinical facets, and new knowledge about its pathogenetic mechanisms is deemed necessary; among these, there are certainly coagulation disorders. In the history of medicine, autopsies and tissue sampling have played a fundamental role in order to understand the pathogenesis of emerging diseases, including infectious ones; compared to the past, histopathology can be now expanded by innovative techniques and modern technologies. For the first time in worldwide literature, we provide a detailed postmortem and biopsy report on the marked increase, up to 1 order of magnitude, of naked megakaryocyte nuclei in the bone marrow and lungs from serious COVID-19 patients. Most likely related to high interleukin-6 serum levels stimulating megakaryocytopoiesis, this phenomenon concurs to explain well the pulmonary abnormal immunothrombosis in these critically ill patients, all without molecular or electron microscopy signs of megakaryocyte infection.http://dx.doi.org/10.1080/09537104.2020.1810224coronavirus disease 2019 (covid-19)immunothrombosisinterleukin-6 (il-6)megakaryocytesnaked megakaryocyte nucleisevere acute respiratory syndrome coronavirus 2 (sars-cov-2)
spellingShingle Luca Roncati
Giulia Ligabue
Vincenzo Nasillo
Beatrice Lusenti
William Gennari
Luca Fabbiani
Claudia Malagoli
Graziana Gallo
Silvia Giovanella
Massimo Lupi
Tiziana Salviato
Ambra Paolini
Matteo Costantini
Tommaso Trenti
Antonio Maiorana
A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
Platelets
coronavirus disease 2019 (covid-19)
immunothrombosis
interleukin-6 (il-6)
megakaryocytes
naked megakaryocyte nuclei
severe acute respiratory syndrome coronavirus 2 (sars-cov-2)
title A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
title_full A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
title_fullStr A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
title_full_unstemmed A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
title_short A proof of evidence supporting abnormal immunothrombosis in severe COVID-19: naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
title_sort proof of evidence supporting abnormal immunothrombosis in severe covid 19 naked megakaryocyte nuclei increase in the bone marrow and lungs of critically ill patients
topic coronavirus disease 2019 (covid-19)
immunothrombosis
interleukin-6 (il-6)
megakaryocytes
naked megakaryocyte nuclei
severe acute respiratory syndrome coronavirus 2 (sars-cov-2)
url http://dx.doi.org/10.1080/09537104.2020.1810224
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