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. 2022 May 9;12:868363. doi: 10.3389/fonc.2022.868363

Figure 2.

Figure 2

CircRNAs inhibit miRNA function throug1h the molecular sponging mechanism, increasing ABC expression and drug efflux to increase tumor cell drug resistance. The protein with * has been proven to be an ABC-related transcription factor, but there is no literature to prove that it is regulated by circRNA.