DICER1 and anemia (phenotype): Of course, the changes of miRNAs maybe not only related with the changes of gastric mucosal function conditions, but also related with some other factors, for examples anemia [40], the stimulus of pathogenic microorganism such as H.pylor [41] i, some proteins involved in miRNAs processing pathway like Drosha, Dicer and Argonaute [42,43].