Perez et al., 2016 Perez G.I.P. Gao Z. Jourdain R. Ramirez J. Gany F. Clavaud C. Demaude J. Breton L. Blaser M.J. Body site is a more determinant factor than human population diversity in the healthy skin microbiome. PLoS One. 11 ). Previous studies of polyester and cotton clothes after fitness in Belgium, Western Europe, have found that certain species were able to grow in more abundant quantities on the textile fibers.