Table 2. Candidate ECs.

MiRNA Name	Molecule type	Accesion Number*	Mature Sequence	Selection method
hsa-miR-103a-3p	miRNA	MIMAT0000101	AGCAGCAUUGUACAGGGCUAUGA	CCR and MC+SD
hsa-miR-106a-5p	miRNA	MIMAT0000103	AAAAGUGCUUACAGUGCAGGUAG	MC+SD
hsa-miR-140-3p	miRNA	MIMAT0004597	UACCACAGGGUAGAACCACGG	CCR
hsa-miR-145-5p	miRNA	MIMAT0000437	GUCCAGUUUUCCCAGGAAUCCCU	CCR
hsa-miR-186-5p	miRNA	MIMAT0000456	CAAAGAAUUCUCCUUUUGGGCU	CCR and MC+SD
hsa-miR-21-5p	miRNA	MIMAT0000076	UAGCUUAUCAGACUGAUGUUGA	MC+SD
hsa-miR-27a-3p	miRNA	MIMAT0000084	UUCACAGUGGCUAAGUUCCGC	CRR
hsa-miR-29a-3p	miRNA	MIMAT0000086	UAGCACCAUCUGAAAUCGGUUA	MC+SD
cel-miR-39-3p	miRNA	MIMAT0000010	UCACCGGGUGUAAAUCAGCUUG	Spike-in control
RNU6	snoRNA	NR_004394**	GTGCTCGCTTCGGCAGCACATATACTAAAATTGGAACGATACAGAGAAGATTAGCATGGCCCCTGCGCAAGGATGACACGCAAATTCGTGAAGCGTTCCATATTTT	Plasma quality indicator

*mirBase database accession number

**NCBI Gene ID