Figure 3From: Effects of human insulin and insulin aspart preparations on levels of IGF-I, IGFBPs and IGF bioactivity in patients with type 1 diabetes Changes in IGF bioactivity and IGFBP-1. IGF bioactivity (a) and IGFBP-1(b) levels during 0–3 hours and 6–9 hours. Asterisks indicate that significant change was found in comparison with previous level (p < 0.05).Back to article page