When the title and abstract of the study suggested its potential eligibility for inclusion, a copy of the complete text was obtained and the study was classified according to the following five inclusion criteria: 1. year of publication: from 1997, date of the first publication about EPCs; 2. study designs: cohort, cross-sectional, clinical trials, controlled clinical trials, and randomized controlled clinical trials; 3. study population: healthy adults humans or animals; 4. intervention: one aerobic physical exercise bout; and 5. outcome of interest: quantitative assessment of EPCs, characterized as positive for CD133 AC133 or CD34 sca-1 and VEGFR2 KDR or flk-1, or endothelial cell colony forming units EC-CFUs.
Intervención: una sesión de ejercicio físico aeróbico; y 5. Desenlace de interés: evaluación cuantitativa de las CPE, caracterizadas como positivas para CD133 AC133 o CD34 sca-1 y VEGFR2 KDR o flk-1, o unidades formadoras de colonia de célula endotelial UFC-CE.
Desfecho de interesse: avaliação quantitativa das CPE, caracterizadas como positivas para CD133 AC133 ou CD34 sca-1 e VEGFR2 KDR ou flk-1, ou unidades formadoras de colônia de célula endotelial UFC-CE.