Tumor Growth in Nude Mice (IMAGE) Hokkaido University Caption Tumor growth in nude mice. Knocking down Arl8b (bottom two rows) reduces the invasiveness and metastasis of radioresistant cancer cells compared to the normal controls (top two rows). (Ping-Hsiu Wu et al., Communications Biology, October 27, 2020). Credit Ping-Hsiu Wu et al., Communications Biology, October 27, 2020 Usage Restrictions This image is copyrighted but may be used to report this press release if credited as instructed. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.