Acrylamide mix solution

NEB buffer 4 and Nt.BbvCI endonuclease were obtained from New England BioLabs (Ipswich, MA, USA), and the polymerase Klenow fragment exo- was purchased from Thermo Fisher Scientific Inc. (Waltham, MA, USA). Streptavidin-coated 96-well plates were purchased from BEAVER Nano-Technologies (Suzhou, China). 3-[(3-Cholamidopropyl)dimethylammonio]-1-propanesulfonic acid (CHAPS), tris(2-carboxyethyl)phosphine hydrochloride (TCEP), Tween 20, and invertase from baker’s yeast were purchased from Sigma-Aldrich (St. Louis, MO, USA). Ethylene glycol, bis(aminoethyl ether)-N, N, N’, N’ tetraacetic acid (EGTA), glycerol, sulfosuccinimidyl-4-(N-maleimidomethyl)-cyclohexane-1-carboxylate (sulfo-SMCC), bovine serum albumin (BSA), deoxynucleotide triphosphate (dNTP) solution mixture, 40% acrylamide mix solution, ammonium persulfate (APS), and 1,2-bis(dimethylamino)-ethane (TEMED) were obtained from Sangon Biotechnology Co. Ltd. (Shanghai, China). All other chemicals were of analytical grade and were used as received without purification. All water used in this work was RNase-free.
The oligonucleotides used in this assay (Table 1) were synthesized and purified by Sangon Biotechnology Co. Ltd. (Shanghai, China). Buffer I (0.1 M NaCl, 0.1 M sodium phosphate buffer, pH 7.3, 0.05% Tween-20) was used throughout the experiment.

All the oligonucleotides used in this study (Table S1†) were synthesized and purified by Sangon Biotechnology Co. Ltd. (Shanghai, China), the modified sequences were HPLC purified, and other sequences without modification were ultraPAGE purified. A telomerase ELISA kit was obtained from Innovation Beyond Limits (Germany). Glycerol, deoxynucleotide triphosphates (dNTPs) solution mixture, 40% acrylamide mix solution, ammonium persulfate (APS), and 1,2-bis(dimethylamino)-ethane (TEMED) were obtained from Sangon Biotechnology Co. Ltd. (Shanghai, China). 4′,6-Diamidino-2-phenylindole (DAPI) was purchased from KeyGen Biotech. Co. Ltd. (Nanjing, China). 3-[(3-Cholamidopropyl)dimethylammonio]-1-propanesulfonic acid (CHAPS), Tween 20 and epigallocatechingallate (EGCG) were bought from Sigma-Aldrich (St. Louis, MO, USA). The transfection reagent, X-tremeGENE, was bought from Roche. All of the chemicals were of analytical grade and were used as received without any purification.