ARG1 and neoplasm: Several oncogenic lncRNAs can promote tumor progression by affecting M2 polarization and Arg1 expression, such as lncRNA AK0363962, lncRNA CRNED, lncRNA X inactive specific transcript (XIST), lncRNA NEAT1, lncRNA runt-related transcription factor 1 overlapping RNA (RUNXOR) [70–74].