Table 1. List of commonly used oligonucleotides in the small RNA transient transfection work.

	Common small RNA oligonucleotides	Agomir/antagomir	Locked nuclei acid (LNA) oligonucleotide
Product examples (Origin)	(1) Qiagen (Valencia, CA) (2) ThermoFisher Scientific (Ambion) (Waltham, Massachusetts, USA) (3) IDT (Coralville, IA) (4) GeneCopoeia (Rockville, USA) (5) Dharmacon (Cambridge, UK) (6) GenePharma (Shanghai, China)	(1) GenePharma (Shanghai, China) (2) RiboBio (GuangZhou, China) (3) Creative Biogene (NY, USA)	(1) Exiqon (Vedback, Denmark) (2) IDT (Coralville, IA) (3) Sigma–Aldrich (Saint Louis, MO, USA)
General structure