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Januel L, Merlet AN, He Z, Hourdé C, Bartolucci P, Gellen B, Galactéros F, Messonnier LA, Féasson L. Skeletal Muscle Satellite Cells in Sickle Cell Disease Patients and Their Responses to a Moderate-intensity Endurance Exercise Training Program. J Histochem Cytochem 2022; 70:415-426. [PMID: 35642249 DOI: 10.1369/00221554221103905] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
We previously demonstrated that 8 weeks of moderate-intensity endurance training is safe and improves muscle function and characteristics of sickle cell disease (SCD) patients. Here, we investigated skeletal muscle satellite cells (SCs) in SCD patients and their responses to a training program. Fifteen patients followed the training program while 18 control patients maintained a normal lifestyle. Biopsies of the vastus lateralis muscle were performed before and after training. After training, the cross-sectional area and myonuclear content in type I fibers were slightly increased in the training patients compared to non-training patients. The SC pool was unchanged in type I fibers while it was slightly decreased in type II fibers in the training patients compared to non-training patients. No necrotic fibers were detected in patients before or after training. Therefore, the slight myonuclear accretion in type I fibers in trained SCD patients may highlight the contribution of SCs to training-induced slight type I fiber hypertrophy without expansion of the SC pool. The low training intensity and the short duration of training sessions could explain the low SC response to the training program. However, the lack of necrotic fibers suggests that the training program seemed to be safe for patients' muscle tissue.
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Affiliation(s)
- Léa Januel
- Univ Lyon, UJM-Saint-Etienne, Laboratoire Interuniversitaire de Biologie de la Motricité, Saint-Priest en Jarez, France
| | - Angèle N Merlet
- Univ Lyon, UJM-Saint-Etienne, Laboratoire Interuniversitaire de Biologie de la Motricité, Saint-Etienne, France.,Unité de Myologie, Service de Physiologie Clinique et de l'Exercice, Hôpital Universitaire de Saint-Etienne, Saint-Etienne, France
| | - Zhiguo He
- Biologie, Ingénierie et Imagerie de la Greffe de Cornée, Université de Lyon and Université Jean Monnet, Saint-Etienne, France
| | - Christophe Hourdé
- Université Savoie Mont Blanc, Laboratoire Interuniversitaire de Biologie de la Motricité, Chambéry, France
| | - Pablo Bartolucci
- Service de Médecine Interne, Hôpital Henri-Mondor, Assistance Publique-Hôpitaux de Paris, Université Paris-Est Créteil, Créteil, France.,Service de Santé Publique, Hôpital Henri-Mondor, Assistance Publique-Hôpitaux de Paris, Université Paris-Est Créteil, Créteil, France
| | - Barnabas Gellen
- Service de Réhabilitation Cardiaque, Hôpital Henri-Mondor, Assistance Publique-Hôpitaux de Paris, Créteil, France
| | - Frédéric Galactéros
- Service de Médecine Interne, Hôpital Henri-Mondor, Assistance Publique-Hôpitaux de Paris, Université Paris-Est Créteil, Créteil, France.,Service de Santé Publique, Hôpital Henri-Mondor, Assistance Publique-Hôpitaux de Paris, Université Paris-Est Créteil, Créteil, France
| | - Laurent A Messonnier
- Université Savoie Mont Blanc, Laboratoire Interuniversitaire de Biologie de la Motricité, Chambéry, France
| | - Léonard Féasson
- Univ Lyon, UJM-Saint-Etienne, Laboratoire Interuniversitaire de Biologie de la Motricité, Saint-Etienne, France.,Unité de Myologie, Service de Physiologie Clinique et de l'Exercice, Hôpital Universitaire de Saint-Etienne, Saint-Etienne, France
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Solé T, Januel L, Denneval A, Williet N, Breton C, Blanc P, Ollier E. Time impact on the anti-diabetic effects of key bariatric surgeries: a network meta-analysis of randomized controlled trials with meta-regression. Surg Obes Relat Dis 2022; 18:832-845. [DOI: 10.1016/j.soard.2022.02.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/07/2021] [Revised: 12/28/2021] [Accepted: 02/02/2022] [Indexed: 10/19/2022]
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