Table 1. Sequences used to prepare the different hydrogels, and respective molecular mass (calculated and found).

(1)	5′-Acrydite-GGAGGGGAGGGGAGGTTTACCTCC CCTCC CCTCCCTTTGCCTCCCCTCCCCTCCGT ACTC-3′ (18426.9; 18427.1)
(2)	5′-Acrydite-GAGTACGGAGGG-3′ (4022.7; 4023.1)
(5)	5′-Acrydite-TTCTTTTCTTTTCTTTTCTT-3′ (6209.1; 6209.0)
(7)	5′-AAGAAAAGAAAAGAAAAGAA-3′ (6266.2; 6266.7)
(7a)	5′-AAGAAAAGTAATGAAAAGAA-3′ (6248.2; 6248.2)
(7b)	5′-AAGATAAGATAAGATAAGAA-3′ (6239.2; 6239.0)
(7b)	5′-AAGATAAGTAATGAATAGAA-3′ (6230.2; 6230.5)