STAT3 and neoplasm: In addition, RSV’s anticancer properties seem to be not only related to its biologic influence on the apoptosis cycle, as highlighted by the inhibition of signal transducers and activators of transcription 3 (STAT3) [81], a key element in tumorigenesis due to its induction of tumour cell proliferation, survival, invasion, angiogenesis, and metastasis [82,83].