ODN D-SL01, a class B CpG ODN (oligodeoxynucleotide), is a TLR9 agonist. ODN D-SL01 has strong immunostimulatory activity in a variety of vertebrate species and has anticancer activity. ODN D-SL01 sequence: 5'- T-C-G-C-G-A-C-G-T-T-C-G-C-C-C-G-A-C-G-T-T-C-G-G-T-A-3'[1].
[1]. Liang Yang, et al. CpG oligodeoxynucleotides with double stem-loops show strong immunostimulatory activity. Int Immunopharmacol. 2013 Jan;15(1):89-96