Fig. 1
From: Characterization of the biological processes shaping the genetic structure of the Italian population
Principal Component Analysis of the Italian population. Plot of the first two principal components calculated on the Italian genotypic dataset. Each individual was labeled according to the color scheme reported in the map in the upper-left corner. The map of Italy was created using the shapefile made available by the Italian National Institute of Statistics (ISTAT; http://www.istat.it/it/strumenti/territorio-e-cartografia)