Probiotic intake induced an increase in Proteobacteria ( P = 0.006 ) and in the Clostridiales genus Coprococcus ( P = 0.009 ) , whereas the Clostridiales genus Blautia ( P = 0.036 ) was decreased ; a trend of reduction was also observed for Anaerostipes ( P = 0.05 ) and Clostridium ( P = 0.06 ) .