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Parent F, Sanchez O. [When and how to investigate chronic thrombo-embolic pulmonary hypertension after a pulmonary embolism?]. Rev Mal Respir 2019; 38 Suppl 1:e125-e130. [PMID: 31611022 DOI: 10.1016/j.rmr.2019.06.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Affiliation(s)
- F Parent
- Service de pneumologie, faculté de médecine, centre de référence de l'hypertension pulmonaire, hôpital Bicêtre, université Paris-Sud, université Paris-Saclay, AP-HP, 94270 Le Kremlin Bicêtre, France; Inserm UMR S 999, hôpital Marie-Lannelongue, 92350 Le Plessis Robinson, France
| | - O Sanchez
- Inserm UMRS 1140, service de pneumologie et de soins intensifs, hôpital Européen Georges-Pompidou, université Paris Descartes, Sorbonne Paris Cité, Assistance publique des Hôpitaux de Paris, 20, rue Leblanc, 75015 Paris, France; F-CRIN INNOVTE, 42055 St-Étienne cedex 2, France.
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Yang M, Deng C, Wu D, Zhong Z, Lv X, Huang Z, Lian N, Liu K, Zhang Q. The role of mononuclear cell tissue factor and inflammatory cytokines in patients with chronic thromboembolic pulmonary hypertension. J Thromb Thrombolysis 2017; 42:38-45. [PMID: 26667361 PMCID: PMC4877417 DOI: 10.1007/s11239-015-1323-2] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
Thrombosis and inflammation are two major factors underlying chronic thromboembolic pulmonary hypertension (CTEPH). Tissue factor (TF), C-reactive protein (CRP), tumor necrosis factor-α (TNF-α) and monocyte chemoattractant protein 1 (MCP-1) may play critical roles in the process of CTEPH thrombosis and pulmonary vascular remodeling. Ten patients with a confirmed diagnosis of CTEPH, 20 patients with acute pulmonary thromboembolism and 15 patients with other types of pulmonary hypertension were enrolled in this study, along with 20 healthy subjects as the control group. The immunoturbidimetric method was used to determine the plasma content of CRP. The plasma levels of TNF-α, MCP-1, and TF antigen were measured by an enzyme-linked immunosorbent assay, and TF activity was measured by the chromogenic substrate method. Percoll density gradient centrifugation was used to separate peripheral blood mononuclear cells from plasma. The level of monocyte TF mRNA was examined by reverse transcriptase-polymerase chain reaction. The correlations between all indices described above were analyzed. In CTEPH patients, the expression of CRP, TNF-α, and MCP-1 was significantly higher than that in controls (P < 0.05). The levels of TF activity, TF antigen, and TF mRNA in monocyte cells were increased in CTEPH patients when compared with control subjects, but only the TF antigen and TF mRNA levels were significantly different (P < 0.05). In CTEPH patients, levels of CRP, MCP-1, and TNF-α significantly correlated with the level of TF antigen in plasma. TF gene expression was increased in patients with CTEPH, suggesting that blood-borne TF mainly comes from mononuclear cells. TF expression significantly correlated with levels of CRP, TNF-α and MCP-1. These factors may play an important role in the development of CTEPH via the inflammation–coagulation–thrombosis cycle.
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Affiliation(s)
- Minxia Yang
- Intensive Care Unit, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Chaosheng Deng
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China.
| | - Dawen Wu
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Zhanghua Zhong
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Xiaoting Lv
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Zhihua Huang
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Ningfang Lian
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Kaixiong Liu
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
| | - Qiaoxian Zhang
- Division of Respiratory and Critical Care Medicine, First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, Fujian Province, China
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Affiliation(s)
- Laurent Bertoletti
- CHU de Saint-Étienne, service de médecine vasculaire et thérapeutique, 42055 Saint-Étienne, France; Université Jean-Monnet, dysfonction vasculaire et hémostase, Inserm, 42055 Saint-Étienne, France; CHU de Saint-Étienne, INNOVTE network, 42055 Saint-Étienne, France.
| | - Marc Humbert
- Univiversité Paris-Sud, université Paris-Saclay, faculté de médecine, 94270 Le Kremlin-Bicêtre, France; AP-HP, hôpital Bicêtre, service de pneumologie, 94270 Le Kremlin-Bicêtre, France; Hôpital Marie-Lannelongue, Inserm UMR_S 999, 92060 Le Plessis-Robinson, France
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