Fig. 4From: Effects of a 4400 km ultra-cycling non-competitive race and related training on body composition and circulating progenitors differentiationThe levels of UCP1, associated to the brown adipose tissue (BAT) differentiation increased after the training as well as after ultra-cycling. a (BPP, before the preparation period); b (BN, the week before NC4000); AN (c, 10 days after NC4000). *p < 0.05; **p < 0.005Back to article page