| Cancer | miRNAs as biomarkers | Expression | Reference |
| Glioblastoma | miR-323, -329, -155, -210 | Up | [135] | miR-326, -130a | Down | [135] | miR-21, -221 | Up | [136] | miR-128, -181b | Down | [136] |
| Head and neck cancer | miR-21, -31, -107, -138, -504, -10b | Up | [137] | miR-16, -20a, -106b, -142-3p | Up | [138] | miR-155, -423, -451, let-7i | Up | [138] | miR-10a, -125b, -375 | Down | [138] |
| Breast cancer | miR-21, -29b-2, -125b | Up | [139] | miR-16, -155, -191, -196a | Up | [139] | miR-34b, -145, -205, let-7a | Down | [140, 141] |
| Lung cancer | miR-21, -205 | Up | [142] | miR-16 | Up | [115] |
| Liver cancer | miR-519d | Up | [143] | miR-146a | Down | [144] | miR-185 | Down | [145] |
| Gastric cancer | miR-21, -221, -222 | Up | [146] | miR-10b, -21, -106a, -223, -338 | Up | [47] | miR-30a-5p, -31, -126, let-7a | Down | [47] |
| Pancreatic cancer | miR-192-5p, -202-3p, -337-5p, -130-3p | Up | [65] | miR-187, -30a-3p | Up | [147] | miR-21, -155, -203, -210, -222, let-7a | Up | [148] | miR-200c | Down | [149] |
| Cervical cancer | miR-21, -27a, -34a, -146a | Up | [150] | miR-155, -196a, -203, -221 | Up | [150] |
| Ovarian cancer | miR-223 | Up | [151] | miR-9, -200a, -200b, -429 | Down | [151] |
| Prostate cancer | miR-31, -143, -221 | Up | [152] | miR-126, -146a, -150 | Down | [152] | miR-182 | Up | [66] | miR-187 | Down | [66] | miR-203 | Down | [153] |
| Colorectal cancer | miR-31, -135b | Up | [154] | miR-21, -23a, -193a-3p, -338-5p | Down | [155] |
| Bladder | miR-10a-5p, -31-5p, -130a, -3p | Up | [156] | miR-145, -30a-3p, -125b, -133a | Down | [157] | miR-133b, -195, -199a | Down | [157] |
|
|