Background:

TMPyP4 tosylate (TMP 1363) is a quadruplex-specific ligand, which inhibits the interaction between G-quadruplexes and IGF-1[1]. TMPyP4 tosylate (TMP 1363) is a telomerase inhibitor with antitumor effects in osteosarcoma cell lines[2].

参考文献:
[1]. Chen H, et al. Insuline-like growth factor type I selectively binds to G-quadruplex structures. Biochim Biophys Acta Gen Subj. 2019 Jan;1863(1):31-38.
[2]. Fujimori J, et al. Antitumor effects of telomerase inhibitor TMPyP4 in osteosarcoma cell lines. J Orthop Res. 2011 Nov;29(11):1707-11.