Table 1.

Clinical trials studied miRNA and neurodegenerative diseases that were registered in 2014–2016.

Condition	Study type	Study design	Studied RNA	ClinicalTrials.gov Identifier	Sponsor country	Ref.
Alzheimer’s disease	Observational	Cross-sectional case control	miRNA 107	NCT01819545	China	2013a
Amyotrophic lateral sclerosis	Observational	Prospective cohort	miRNA expression	NCT01992029	France	2013c
Mild cognitive impairment Alzheimer disease, Parkinson disease	Intervention	Behavioral: 3 months exercise intervention program	Role for myokines and miRNAs	NCT02253732	Slovakia	2014
Glioma, neurofibromatosis type 1	Observational	Prospective case-only	miRNA expression patterns	NCT01595139	USA	2012