Effect of IL-34 on angiogenesis (IMAGE) Hokkaido University Caption In IL-34-expressing tumors, blood vessels were observed only in the outer layer, whereas in IL-34-deficient tumors, blood vessels were observed in the whole area (modified from Nabeel Kajihara, et al. Cancer Immunology, Immunotherapy. September 14, 2022) Credit Nabeel Kajihara, et al. Cancer Immunology, Immunotherapy. September 14, 2022 Usage Restrictions This image is copyrighted but may be used to report on 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.