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. 2019 May 14;19:439. doi: 10.1186/s12885-019-5670-9

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© The Author(s). 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — Tumorsphere formation is enhanced by RIG-I KD. RIG-I knocked-down cells (CRIG-Ish1 and CRIG-Ish2) and controls (NC and NCsh) of SMMC-7721 and Bel-7402 cell lines were grown in 96-well ultra-low attachment culture plates for 10 days. The tumorspheres formed were observed under a microscope. Scale bars, 100 μm