About the Authors

Kapay Kibadi

Affiliations Programme National de Lutte contre l'Ulcère de Buruli (PNLUB), Kinshasa, Democratic Republic of the Congo, Institut National de Recherche Biomédicale, Kinshasa, Democratic Republic of the Congo, Department of Surgery, University of Kinshasa, Kinshasa, Democratic Republic of the Congo

Marleen Boelaert

Affiliation Epidemiology Unit, Institute of Tropical Medicine, Antwerp, Belgium

Alexandra G. Fraga

Affiliation Life and Health Sciences Research Institute (ICVS), School of Health Sciences, University of Minho, Braga, Portugal

Makanzu Kayinua

Affiliations General Reference Hospital of Nsona-Mpangu, Lower-Congo, Democratic Republic of the Congo, Rural Health Zone of Nsona-Mpangu, Lower-Congo, Democratic Republic of the Congo

Adhemar Longatto-Filho

Affiliations Life and Health Sciences Research Institute (ICVS), School of Health Sciences, University of Minho, Braga, Portugal, Laboratory of Medical Investigation (LIM) 14, Department of Pathology of Faculty of Medicine of São Paulo State University, São Paulo, Brazil

Jean-Bedel Minuku

Affiliation Rural Health Zone of Nsona-Mpangu, Lower-Congo, Democratic Republic of the Congo

Jean-Baptiste Mputu-Yamba

Affiliation Department of Surgery, University of Kinshasa, Kinshasa, Democratic Republic of the Congo

Jean-Jacques Muyembe-Tamfum

Affiliation Institut National de Recherche Biomédicale, Kinshasa, Democratic Republic of the Congo

Jorge Pedrosa

Affiliation Life and Health Sciences Research Institute (ICVS), School of Health Sciences, University of Minho, Braga, Portugal

Jean-Jacques Roux

Affiliation Anatomy Pathology Unit, Hospital of Chambéry, Association Pathologie Cytologie Développement, Chambéry, France

Wayne M. Meyers

Affiliation Armed Forces Institute of Pathology (AFIP), Washington, D.C., United States of America

Françoise Portaels

portaels@itg.be

Affiliation Mycobacteriology Unit, Institute of Tropical Medicine, Antwerp, Belgium

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KK MB FP. Performed the experiments: KK AGF MK ALF JBM JBMY JJMT JJR WM. Analyzed the data: KK MB JP WM FP. Contributed reagents/materials/analysis tools: AGF ALF JJMT JJR. Wrote the paper: KK MB WM FP.