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Table 1 Characterization of isopolylysines (å-poly-lysines-HBr)

From: Antitumor effect of lysine-isopeptides

Charge No

Preparationmethod

Mw (± 300)

Polym. Degree (± 2)

K-17

Kushawa (6)

9400

73

H-17

Hull (5)

900–3200

7–23

SZTP-14

,,backing off" ONp

12700

99

SZTP-15

Dialyzed (H2O)

11600

90

SZTP-16

Dialyzed (NaCl)

13400

105

SZTP-17

Ion exchanged

14500

113

SZTP-18

Kushawa (6) OPep

9500

74