background: tobacco smoking is the leading cause of preventable mortality. the prevalence of smoking in adolescents in high schools ranges from 23.5% to 41%, respectively. in colombia, these figures are similar and students entering the university are exposed to initiate smoking. the purpose of this study was to establish the determinants associated with the initiation of tobacco smoking among ...

Introduction: Tuberculosis (TB) affects vulnerable populations. Immigrants have contributed to the increased incidence of TB. In this population, TB has some common characteristics that can lead to increased resistance to anti-TB drugs and undesired outcomes. In Cartagena de Indias, Colombia, an increase in TB cases has been observed in immigrants. Our objective is to describe ...

1 Gastroenterologist at the Clínica Universitaria Colombia in Bogotá, Colombia 2 Pathologist and Epidemiologist at the Clínica Reina Sofía and the Clínica Universitaria Colombia in Bogotá, Colombia 3 Gastroenterologist and Epidemiologist at the Clínica Reina Sofía in Bogotá, Colombia 4 Gastroenterologist at the Clínica Reina Sofía – Clínica Universitaria. Bogotá, Colombia. 5 Chief of Gastroente...

1. Department of Orthopaedic Surgery, School of Medicine, Universidad Nacional de Colombia, Bogotá, Colombia 2. Department of Pathology, School of Medicine, Universidad Nacional de Colombia, Bogotá, Colombia 3. Group of Mechanobiology of Organs and Biological Tissues (Mech+Biol_UN), Biomimetics Laboratory, Instituto de Biotecnología, Universidad Nacional de Colombia, Bogotá, Colombia. 4. Instit...

1 Universidad de Caldas, Calle 65 No. 26-10, P.O. Box: Apartado Aéreo 275, Manizales, Caldas, Colombia 2 Department of Mathematics, Universidad Nacional de Colombia, Carrera 27 No. 64-60, P.O. Box: Apartado Aéreo 275, Manizales, Colombia 3 Department of Mathematics, Universidad Nacional de Colombia, Calle 45, Carrera 30. P.O. Box: Apartado Aéreo 52465, Bogota, Colombia 4 Department of Mathemati...

1 Medical Student at the Universidad Nacional de Colombia in Bogotá, Colombia 2 Professor of Medicine in the Gastroenterology Unit at the Universidad Nacional de Colombia and Gastroenterologist at the Clínica Fundadores in Bogotá, Colombia 3 Professor of Medicine in the Gastroenterology Unit at the Universidad Nacional de Colombia and Gastroenterologist at Hospital El Tunal and Hospital de Kenn...

background: the leishmanicidal and cytotoxic activity of ten essential oils obtained from ten plant specimens were evaluated. methods: essential oils were obtained by the steam distillation of plant leaves without any prior processing. cytotoxicity was tested on j774 macrophages and leishmanicidal activity was assessed against four species of leishmania associated with cutaneous leishmaniasis ....

1 Laboratorio de Micologı́a y Fitopatologı́a, Departamento de Ciencias biológicas, Universidad de los Andes, Bogotá, Colombia, 2 Centro de Bioinformática-Instituto de Biotecnologı́a (IBUN), Universidad Nacional de Colombia, Bogotá, Colombia, 3 Grupo de Investigación en Bioinformática, Escuela de Ingenierı́a de Sistemas y Computación, Universidad del Valle, Cali, Colombia, 4 GEBIXCentro Colombiano d...

1Neurosurgeon-Critical Care, RED LATINO, Latin American Trauma & Intensive Neuro-Care Organization, Bogotá, Colombia 2Universidad Nacional Autonoma de Mexico, Ciudad de Mexico, Mexico 3Universidad de Cartagena, Cartagena de Indias, Colombia 4Department of Neurosurgery, Universidad de Cartagena, Cartagena de Indias, Colombia 5Nurse, Universidad Popular del Cesar, Valledupar, Colombia 6Department...

1 Medical Student, Universidad de Antioquia, Medellín, Colombia. Gastrohepatology Group. Universidad de Antioquia. Medellín, Colombia. email: crivargas@ gmail.com 2 Gastrointestinal Surgeon and Endoscopist, Hospital Pablo Tobón Uribe, Medellín, Colombia. Professor of Surgery, Universidad Pontificia Bolivariana. Medellín, Colombia. Gastrohepatology Group. Universidad de Antioquia, Medellín, Colo...