Despite the promise of miRNAs as potential disease biomarkers, their validation and clinical implementation remains difficult. Additional work to identify technical and pre-analytical variables, as well as biological variability in patients, is needed to get these markers into the clinic.

See the source article by following the link below:
Despite the promise of miRNAs as potential disease biomarkers, their validation and clinical implementation remains difficult. Additional work to identify technical and pre-analytical variables, as well as biological variability in patients, is needed to get these markers into the clinic.