[1] N. Fang, H.Q. Zhang, B. He, M. Xie, S. Lu, Y.Y. Wan, et al., Clinicopathological characteristics and prognosis of gastric cancer with malignant ascites, Tumour Biol. 35 (2014) 3261–3268, https://doi.org/10.1007/s13277-013-1426-3.
[2] Z. Wang, J.Q. Chen, J.L. Liu, L. Tian, Issues on peritoneal metastasis of gastric cancer: an update, World J. Surg. Oncol. 17 (2019) 215, https://doi.org/10.1186/ s12957-019-1761-y.
[3] A.C. Gamboa, J.H. Winer, Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy for gastric cancer, Cancers (Basel) 11 (2019) 1662, https://doi.org/ 10.3390/cancers11111662.
[4] D.K.A. Chia, J.B.Y. So, Recent advances in intra-peritoneal chemotherapy for gastric cancer, J. Gastric Cancer 20 (2020) 115–126, https://doi.org/10.5230/ jgc.2020.20.e15.
[5] F. Sun, M. Feng, W. Guan, Mechanisms of peritoneal dissemination in gastric cancer, Oncol. Lett. 14 (2017) 6991–6998, https://doi.org/10.3892/ol.2017.7149.
[6] Y. Chen, Q. Zhou, H. Wang, W. Zhuo, Y. Ding, J. Lu, et al., Predicting peritoneal dissemination of gastric cancer in the era of precision medicine: molecular characterization and biomarkers, Cancers (Basel) 12 (2020) 2236, https://doi.org/ 10.3390/cancers12082236.
[7] K. Stoletov, P.H. Beatty, J.D. Lewis, Novel therapeutic targets for cancer metastasis, Expert Rev. Anticancer Ther. 20 (2020) 97–109, https://doi.org/10.1080/14737140.2020.1718496.
[8] C. Kudo-Saito, Y. Ozaki, H. Imazeki, H. Hayashi, J. Masuda, H. Ozawa, et al., Targeting oncoimmune drivers of cancer metastasis, Cancers (Basel) 13 (2021) 554, https://doi.org/10.3390/cancers13030554.
[9] H. Song, T. Wang, L. Tian, S. Bai, L. Chen, Y. Zuo, et al., Macrophages on the peritoneum are involved in gastric cancer peritoneal metastasis, J. Cancer 10 (2019) 5377–5387, https://doi.org/10.7150/jca.31787.
[10] S. Shalapour, M. Karin, Immunity, inflammation, and cancer: an eternal fight between good and evil, J. Clin. Invest. 125 (2015) 3347–3355, https://doi.org/ 10.1172/JCI80007.
[11] K.E. Pauken, E.J. Wherry, Overcoming T cell exhaustion in infection and cancer, Trends Immunol. 36 (2015) 265–276, https://doi.org/10.1016/j.it.2015.02.008.
[12] M.J. Overman, S. Lonardi, K.Y.M. Wong, H.J. Lenz, F. Gelsomino, M. Aglietta, et al., Durable clinical benefit with nivolumab plus ipilimumab in DNA mismatch repair-deficient/microsatellite instability-high metastatic colorectal cancer, J. Clin. Oncol. 36 (2018) 773–779, https://doi.org/10.1200/JCO.2017.76.9901.
[13] J.J. Havel, D. Chowell, T.A. Chan, The evolving landscape of biomarkers for checkpoint inhibitor immunotherapy, Nat. Rev. Cancer 19 (2019) 133–150, https://doi.org/10.1038/s41568-019-0116-x.
[14] C. Kudo-Saito, M. Yura, R. Yamamoto, Y. Kawakami, Induction of immunoregulatory CD271+ cells by metastatic tumor cells that express human endogenous retrovirus H, Cancer Res. 74 (2014) 1361–1370, https://doi.org/ 10.1158/0008-5472.CAN-13-1349.
[15] J. Coward, A. Harding, Size does matter: why polyploid tumor cells are critical drug targets in the war on cancer, Front. Oncol. 4 (2014) 123, https://doi.org/ 10.3389/fonc.2014.00123.
[16] S. Zhang, I. Mercado-Uribe, Z. Xing, B. Sun, J. Kuang, J. Liu, Generation of cancer stem-like cells through the formation of polyploid giant cancer cells, Oncogene 33 (2014) 116–128, https://doi.org/10.1038/onc.2013.96.
[17] S.R. Amend, G. Torga, K.C. Lin, L.G. Kostecka, A. de Marzo, R.H. Austin, et al., Polyploid giant cancer cells: unrecognized actuators of tumorigenesis, metastasis, and resistance, Prostate 79 (2019) 1489–1497, https://doi.org/10.1002/ pros.23877.
[18] C. Kudo-Saito, T. Miyamoto, H. Imazeki, H. Shoji, K. Aoki, N. Boku, IL33 is a key driver of treatment resistance of cancer, Cancer Res. 80 (2020) 1981–1990, https://doi.org/10.1158/0008-5472.CAN-19-2235.
[19] F.Y. Liew, J.P. Girard, H.R. Turnquist, Interleukin-33 in health and disease, Nat. Rev. Immunol. 16 (2016) 676–689, https://doi.org/10.1038/nri.2016.95.
[20] B. Griesenauer, S. Paczesny, The ST2/IL-33 axis in immune cells during inflammatory diseases, Front. Immunol. 8 (2017) 475, https://doi.org/10.3389/ fimmu.2017.00475.
[21] L. Rochette, M. Zeller, Y. Cottin, C. Vergely, Insights into mechanisms of GDF15 and receptor GFRAL: therapeutic targets, Trends Endocrinol. Metab. 31 (2020) 939–951, https://doi.org/10.1016/j.tem.2020.10.004.
[22] P.J. Emmerson, K.L. Duffin, S. Chintharlapalli, X. Wu, GDF15 and growth control, Front. Physiol. 9 (2018) 1712, https://doi.org/10.3389/fphys.2018.01712.
[23] J. Windrichova, R. Fuchsova, R. Kucera, O. Topolcan, O. Fiala, J. Finek, et al., MIC1/GDF15 as a bone metastatic disease biomarker, Anticancer Res. 37 (2017) 1501–1505, https://doi.org/10.21873/anticanres.11477.
[24] A. Spanopoulou, V. Gkretsi, Growth differentiation factor 15 (GDF15) in cancer cell metastasis: from the cells to the patients, Clin. Exp. Metastasis 37 (2020) 451–464, https://doi.org/10.1007/s10585-020-10041-3.
[25] C.C. Yen, S.C. Chen, G.Y. Hung, P.K. Wu, W.Y. Chua, Y.C. Lin, et al., Expression profiledriven discovery of AURKA as a treatment target for liposarcoma, Int. J. Oncol. 55 (2019) 938–948, https://doi.org/10.3892/ijo.2019.4861.
[26] J. Wang, T. Hu, Q. Wang, R. Chen, Y. Xie, H. Chang, et al., Repression of the AURKA-CXCL5 axis induces autophagic cell death and promotes radiosensitivity in non-small-cell lung cancer, Cancer Lett. 509 (2021) 89–104, https://doi.org/ 10.1016/j.canlet.2021.03.028.
[27] V. Bavetsias, S. Linardopoulos, Aurora kinase inhibitors: current status and outlook, Front. Oncol. 5 (2015) 278, https://doi.org/10.3389/fonc.2015.00278.
[28] A. Tang, K. Gao, L. Chu, R. Zhang, J. Yang, J. Zheng, Aurora kinases: novel therapy targets in cancers, Oncotarget 8 (2017) 23937–23954, https://doi.org/10.18632/ oncotarget.14893.
[29] F. Fei, D. Zhang, Z. Yang, S. Wang, X. Wang, Z. Wu, et al., The number of polyploid giant cancer cells and epithelial-mesenchymal transition-related proteins are associated with invasion and metastasis in human breast cancer, J. Exp. Clin. Cancer Res. 34 (2015) 158, https://doi.org/10.1186/s13046-015-0277-8.
[30] B. Xuan, D. Ghosh, E.M. Cheney, E.M. Clifton, M.R Dawson, Dysregulation in actin cytoskeletal organization drives increased stiffness and migratory persistence in polyploidal giant cancer cells, Sci. Rep. 8 (2018) 11935, https://doi.org/10.1038/ s41598-018-29817-5.
[31] Y. Sugita, K. Yamashita, M. Fujita, M. Saito, K. Yamada, K. Agawa, et al., CD244(+) polymorphonuclear myeloidderived suppressor cells reflect the status of peritoneal dissemination in a colon cancer mouse model, Oncol. Rep. 45 (2021) 106, https:// doi.org/10.3892/or.2021.8057.
[32] I. Wertel, J. Surowka, G. Polak, B. Barczynski, W. Bednarek, J. Jakubowicz-Gil, et al., Macrophage-derived chemokine CCL22 and regulatory T cells in ovarian cancer patients, Tumour Biol. 36 (2015) 4811–4817, https://doi.org/10.1007/s13277-015-3133-8.
[33] D. Lu, Z. Ni, X. Liu, S. Feng, X. Dong, X. Shi, et al., Beyond T Cells: understanding the role of PD-1/PD-L1 in tumor-associated macrophages, J. Immunol. Res. 2019 (2019), 1919082, https://doi.org/10.1155/2019/1919082.
[34] Y. Kono, H. Saito, W. Miyauchi, S. Shimizu, Y. Murakami, Y. Shishido, et al., Increased PD-1-positive macrophages in the tissue of gastric cancer are closely associated with poor prognosis in gastric cancer patients, BMC Cancer 20 (2020) 175, https://doi.org/10.1186/s12885-020-6629-6.
[35] T.S. Lim, V. Chew, J.L. Sieow, S. Goh, J.P. Yeong, A.L. Soon, et al., PD-1 expression on dendritic cells suppresses CD8(+) T cell function and antitumor immunity, Oncoimmunology 5 (2016), e1085146, https://doi.org/10.1080/ 2162402X.2015.1085146.
[36] S.R. Gordon, R.L. Maute, B.W. Dulken, G. Hutter, B.M. George, M.N. McCracken, et al., PD-1 expression by tumour-associated macrophages inhibits phagocytosis and tumour immunity, Nature 545 (2017) 495–499, https://doi.org/10.1038/ nature22396.
[37] P. Dhupkar, N. Gordon, J. Stewart, E.S. Kleinerman, Anti-PD-1 therapy redirects macrophages from an M2 to an M1 phenotype inducing regression of OS lung metastases, Cancer Med. 7 (2018) 2654–2664, https://doi.org/10.1002/ cam4.1518.
[38] J. Xin Yu, V.M. Hubbard-Lucey, J Tang, Immuno-oncology drug development goes global, Nat. Rev. Drug Discov. 18 (2019) 899–900, https://doi.org/10.1038/ d41573-019-00167-9.