Review
Copyright ©The Author(s) 2021.
World J Clin Cases. Dec 6, 2021; 9(34): 10400-10417
Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10400
Figure 2
Figure 2  Four mechanisms of circular RNA formation including exonic circular RNA, intronic circular RNA, exon-intron circular RNA, intergenic circular RNA.