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Table 4 Residual Activity of α-CT modified with dextran after incubation at different RH.

From: Moisture-induced solid state instabilities in α-chymotrypsin and their reduction through chemical glycosylation

  75% RH 96% RH
Time
(d)
a-CT a-CT Dextran
4.3 ± 0.3a
a-CT Dextran
7.4 ± 0.1a
a-CT a-CT Dextran
4.3 ± 0.3a
a-CT Dextran 7.4 ± 0.1a
1 67 ± 2 84 ± 2 84 ± 0 6 ± 1 23 ± 2 51 ± 2
2 40 ± 1 70 ± 0 83 ± 3 2 ± 1 19 ± 2 38 ± 2
3 56 ± 2 65 ± 1 64 ± 2 0.4 ± 0.1 12 ± 2 25 ± 2
4 49 ± 1 59 ± 2 62 ± 2 no data 5 ± 2 17 ± 0
7 39 ± 5 66 ± 2 70 ± 6 no data 2 ± 2 8 ± 2
14 23 ± 6 54 ± 2 70 ± 2 no data 1 ± 2 12 ± 2
  1. aMolar ratio of dextran-to-α-CT