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Chabriere E, Bassène H, Drancourt M, Sokhna C. MALDI-TOF MS and point of care are disruptive diagnostic tools in Africa. New Microbes New Infect 2018; 26:S83-S88. [PMID: 30402248 PMCID: PMC6205576 DOI: 10.1016/j.nmni.2018.08.020] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2018] [Revised: 08/30/2018] [Accepted: 08/30/2018] [Indexed: 12/13/2022] Open
Abstract
We review reviewing our experience of point-of-care and mass spectrometry in Senegal as two disruptive technologies promoting the rapid diagnosis of infection, permitting better medical management of patients.
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Affiliation(s)
- E. Chabriere
- Aix Marseille Université, IRD, APHM, MEPHI, IHU-Méditerranée Infection, Marseille, France
| | - H. Bassène
- Aix Marseille Université, IRD, APHM, VITROME, IHU-Méditerranée Infection, Marseille, France
- VITROME, Campus International IRD-UCAD de Hann, Dakar, Senegal
| | - M. Drancourt
- Aix Marseille Université, IRD, APHM, MEPHI, IHU-Méditerranée Infection, Marseille, France
| | - C. Sokhna
- Aix Marseille Université, IRD, APHM, VITROME, IHU-Méditerranée Infection, Marseille, France
- VITROME, Campus International IRD-UCAD de Hann, Dakar, Senegal
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Ndiaye C, Bassène H, Cadoret F, Raoult D, Lagier JC, Sokhna C. 'Citricoccus massiliensis' sp. nov., a new bacterial species isolated from human skin by culturomics. New Microbes New Infect 2018; 23:83-85. [PMID: 29692910 PMCID: PMC5913060 DOI: 10.1016/j.nmni.2018.02.004] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/29/2017] [Revised: 01/31/2018] [Accepted: 02/09/2018] [Indexed: 12/22/2022] Open
Abstract
We report the main characteristics of 'Citricoccus massiliensis'strain Marseille-P4330, a new species within the genus Citricoccus. This strain was isolated from the skin of a healthy human man living in Dielmo, Senegal, Western Africa.
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Affiliation(s)
- C Ndiaye
- Aix-Marseille Université, IRD (Dakar, Marseille, Papeete), AP-HM, IHU-Méditerranée Infection, UMR Vecteurs-Infections Tropicales et Méditerranéennes (VITROME), France
| | - H Bassène
- Aix-Marseille Université, IRD (Dakar, Marseille, Papeete), AP-HM, IHU-Méditerranée Infection, UMR Vecteurs-Infections Tropicales et Méditerranéennes (VITROME), France
| | - F Cadoret
- Aix-Marseille Université, IRD, MEPHI, IHU-Méditerranée Infection, Marseille, France
| | - D Raoult
- Aix-Marseille Université, IRD, MEPHI, IHU-Méditerranée Infection, Marseille, France
| | - J C Lagier
- Aix-Marseille Université, IRD, MEPHI, IHU-Méditerranée Infection, Marseille, France
| | - C Sokhna
- Aix-Marseille Université, IRD (Dakar, Marseille, Papeete), AP-HM, IHU-Méditerranée Infection, UMR Vecteurs-Infections Tropicales et Méditerranéennes (VITROME), France
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3
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Seck A, Hichami A, Doucouré S, Diallo Agne F, Bassène H, Ba A, Sokhna C, Khan NA, Samb A. Th1/Th2 Dichotomy in Obese Women with Gestational Diabetes and Their Macrosomic Babies. J Diabetes Res 2018; 2018:8474617. [PMID: 30539027 PMCID: PMC6261071 DOI: 10.1155/2018/8474617] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/01/2018] [Accepted: 09/25/2018] [Indexed: 12/17/2022] Open
Abstract
The aim of the study was to assess T cell differentiation and the modulation of inflammatory cytokines in obese and gestational diabetes mellitus (GDM) women and their macrosomic newborns. Hence, immediately after delivery, blood samples were collected through the mother's arm vein and the umbilical cordon vein. Biochemical parameters measured were HbA1C, glucose, insulin, triglyceride (TG), total cholesterol (Tchol), HDL cholesterol (HDLchol), and LDL cholesterol (LDLchol). T lymphocytes were purified from the total blood with Ficoll-Paque. The mRNA expression of inflammatory markers in T cells was determined by RT-qPCR. We observed that diabetic mothers exhibited higher HbA1C, glycemia, insulinemia, TG, Tchol, HDLchol, and LDLchol levels than control mothers. Glycemia was not significantly different between macrosomic and control newborns. However, insulinemia was high in macrosomic babies. TG, Tchol, HDLchol, and LDLchol were not significantly different between macrosomic and control babies. In diabetic mothers, mRNA expression of the Th1 cell subtype was significantly increased. Th1 markers were upregulated in babies born to diabetic women than in control newborns. However, expression of two Th2 markers (GATA3 and IL-4) was not significantly different between control and GDM women and between their respective newborns. Interestingly, IL-10 mRNA expression was decreased in diabetic mothers and their offsprings. The Th1/Th2 cytokine ratio was increased in GDM obese mothers and their macrosomic newborns, suggesting a proinflammatory status in these subjects.
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Affiliation(s)
- A. Seck
- Laboratory of Physiology and Functional Explorations, Faculty of Medicine, Pharmacy and Odontology, Cheikh Anta Diop University, 5005 Dakar-Fann, Senegal
| | - A. Hichami
- U1231 INSERM/Université de Bourgogne-Franche Comté (UBFC)/Agro-Sup, Physiologie de la Nutrition & Toxicologie, Dijon 21000, France
| | - S. Doucouré
- Institute of Research for Development, VITROME Aix Marseille Univ, IRD, AP-HM, SSA, VITROME, IHU-Mediterranean Infection, CP18524 Dakar, Senegal
| | - F. Diallo Agne
- Laboratory of Biochemistry and Molecular Biology, Faculty of Medicine, Pharmacy and Odontology, Cheikh Anta Diop University, 5005 Dakar-Fann, Senegal
| | - H. Bassène
- Institute of Research for Development, VITROME Aix Marseille Univ, IRD, AP-HM, SSA, VITROME, IHU-Mediterranean Infection, CP18524 Dakar, Senegal
| | - A. Ba
- Laboratory of Physiology and Functional Explorations, Faculty of Medicine, Pharmacy and Odontology, Cheikh Anta Diop University, 5005 Dakar-Fann, Senegal
- UMI 3189, “Environnement, Santé, Sociétés”, CNRS, CNRST, Université Bamako-UCAD, Dakar, Senegal
| | - C. Sokhna
- Institute of Research for Development, VITROME Aix Marseille Univ, IRD, AP-HM, SSA, VITROME, IHU-Mediterranean Infection, CP18524 Dakar, Senegal
| | - N. A. Khan
- U1231 INSERM/Université de Bourgogne-Franche Comté (UBFC)/Agro-Sup, Physiologie de la Nutrition & Toxicologie, Dijon 21000, France
| | - A. Samb
- Laboratory of Physiology and Functional Explorations, Faculty of Medicine, Pharmacy and Odontology, Cheikh Anta Diop University, 5005 Dakar-Fann, Senegal
- UMI 3189, “Environnement, Santé, Sociétés”, CNRS, CNRST, Université Bamako-UCAD, Dakar, Senegal
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Senghor B, Khelaifia S, Bassène H, Seck EH, Fournier PE, Sokhna C, Raoult D, Lagier JC. ' Gracilibacillus phocaeensis' sp. nov., ' Sediminibacillus massiliensis' sp. nov. and ' Virgibacillus ndiopensis' sp. nov., three halophilic species isolated from salty human stools by culturomics. New Microbes New Infect 2017; 20:51-54. [PMID: 29062488 PMCID: PMC5647514 DOI: 10.1016/j.nmni.2017.08.006] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2017] [Revised: 08/28/2017] [Accepted: 08/31/2017] [Indexed: 12/22/2022] Open
Abstract
We report the isolation of three bacterial strains that could not be identified by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry screening. ‘Gracilibacillus phocaeensis’ sp. nov., ‘Sediminibacillus massiliensis’ sp. nov. and ‘Virgibacillus ndiopensis’ sp. nov. are halophilic species isolated from salty human stools by culturomics.
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Affiliation(s)
- B Senghor
- URMITE, Aix Marseille Université, UM63, CNRS 7278, IRD 198, INSERM 1095, IHU-Méditerranée Infection, Marseille, France
| | - S Khelaifia
- URMITE, Aix Marseille Université, UM63, CNRS 7278, IRD 198, INSERM 1095, IHU-Méditerranée Infection, Marseille, France
| | - H Bassène
- Aix-Marseille Université, URMITE, UMR63, CNRS 7278, IRD 198, INSERM 1095, Dakar, Senegal
| | - E H Seck
- URMITE, Aix Marseille Université, UM63, CNRS 7278, IRD 198, INSERM 1095, IHU-Méditerranée Infection, Marseille, France
| | - P-E Fournier
- URMITE, Aix Marseille Université, UM63, CNRS 7278, IRD 198, INSERM 1095, IHU-Méditerranée Infection, Marseille, France
| | - C Sokhna
- Aix-Marseille Université, URMITE, UMR63, CNRS 7278, IRD 198, INSERM 1095, Dakar, Senegal
| | - D Raoult
- URMITE, Aix Marseille Université, UM63, CNRS 7278, IRD 198, INSERM 1095, IHU-Méditerranée Infection, Marseille, France
| | - J-C Lagier
- URMITE, Aix Marseille Université, UM63, CNRS 7278, IRD 198, INSERM 1095, IHU-Méditerranée Infection, Marseille, France
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Senghor B, Seck EH, Khelaifia S, Bassène H, Sokhna C, Fournier PE, Raoult D, Lagier JC. Description of 'Bacillus dakarensis' sp. nov., 'Bacillus sinesaloumensis' sp. nov., 'Gracilibacillus timonensis' sp. nov., 'Halobacillus massiliensis' sp. nov., 'Lentibacillus massiliensis' sp. nov., 'Oceanobacillus senegalensis' sp. nov., 'Oceanobacillus timonensis' sp. nov., 'Virgibacillus dakarensis' sp. nov. and 'Virgibacillus marseillensis' sp. nov., nine halophilic new species isolated from human stool. New Microbes New Infect 2017; 17:45-51. [PMID: 28280541 PMCID: PMC5333509 DOI: 10.1016/j.nmni.2017.01.010] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/23/2016] [Revised: 01/19/2017] [Accepted: 01/25/2017] [Indexed: 12/22/2022] Open
Abstract
We report the main characteristics of 'Bacillus dakarensis' P3515T sp. nov., 'Bacillus sinesaloumensis' P3516T sp. nov., 'Gracilibacillus timonensis' P2481T sp. nov., 'Halobacillus massiliensis' P3554T sp. nov., 'Lentibacillus massiliensis' P3089T sp. nov., 'Oceanobacillus senegalensis' P3587T sp. nov., 'Oceanobacillus timonensis' P3532T sp. nov., 'Virgibacillus dakarensis' P3469T sp. nov. and 'Virgibacillus marseillensis' P3610T sp. nov., that were isolated in 2016 from salty stool samples (≥1.7% NaCl) from healthy Senegalese living at Dielmo and N'diop, two villages in Senegal.
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Affiliation(s)
- B Senghor
- Aix-Marseille Université, URMITE, UM63, CNRS7278, IRD198, Inserm 1095, Institut Hospitalo-universitaire Méditerranée-Infection, Faculté de Médecine, Marseille, France
| | - E H Seck
- Aix-Marseille Université, URMITE, UM63, CNRS7278, IRD198, Inserm 1095, Institut Hospitalo-universitaire Méditerranée-Infection, Faculté de Médecine, Marseille, France
| | - S Khelaifia
- Aix-Marseille Université, URMITE, UM63, CNRS7278, IRD198, Inserm 1095, Institut Hospitalo-universitaire Méditerranée-Infection, Faculté de Médecine, Marseille, France
| | - H Bassène
- Aix-Marseille Université, URMITE, UMR63, CNRS7278, IRD198, Inserm 1095, Campus commun IRD-UCAD de Hann, BP 1386 CP 18524 Dakar, Senegal
| | - C Sokhna
- Aix-Marseille Université, URMITE, UMR63, CNRS7278, IRD198, Inserm 1095, Campus commun IRD-UCAD de Hann, BP 1386 CP 18524 Dakar, Senegal
| | - P-E Fournier
- Aix-Marseille Université, URMITE, UM63, CNRS7278, IRD198, Inserm 1095, Institut Hospitalo-universitaire Méditerranée-Infection, Faculté de Médecine, Marseille, France
| | - D Raoult
- Aix-Marseille Université, URMITE, UM63, CNRS7278, IRD198, Inserm 1095, Institut Hospitalo-universitaire Méditerranée-Infection, Faculté de Médecine, Marseille, France
| | - J-C Lagier
- Aix-Marseille Université, URMITE, UM63, CNRS7278, IRD198, Inserm 1095, Institut Hospitalo-universitaire Méditerranée-Infection, Faculté de Médecine, Marseille, France
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