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. 2021 Dec 30:11:839904.
doi: 10.3389/fonc.2021.839904. eCollection 2021.

Retraction: Exosomal MicroRNA-221-3p Confers Adriamycin Resistance in Breast Cancer Cells by Targeting PIK3R1

Frontiers Editorial Office

Retraction: Exosomal MicroRNA-221-3p Confers Adriamycin Resistance in Breast Cancer Cells by Targeting PIK3R1

Frontiers Editorial Office. Front Oncol. .

Abstract

[This retracts the article DOI: 10.3389/fonc.2020.00441.].

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