IL10 and glioblastoma: The WOS autocategorization of research directions showed that oncology was the medical field with the most ST publications, while the keyword analysis results showed that “cancer,” “heterogeneity,” and “immunotherapy” appeared more frequently, located in the 12th, 13th, and 31th positions, respectively, and “tumor microenvironment” was constantly mentioned in some cutting-edge studies (T-cell dysfunction in the glioblastoma microenvironment is mediated by myeloid cells releasing interleukin-10; Longo et al. 2021; Wu et al. 2020).