REFERENCES
- Hall K. Human somatomedin. Determination, occurrence, biological activity and purification. Acta Endocrinol Suppl (Copenh.) 1972; 163: 1052.
- Zapf J, Rinderknecht E, Humbel RE, Froesch ER. Nonsuppressible insulin-like activity (NSILA) from human serum: recent accomplishments and their physiologic implications. Metabolism 1978; 27:1803–28.
- Juul A. Serum levels of insulin-like growth factor I and its binding proteins in health and disease. Growth Horm IGF Res 2003; 13:113–70.
- Ranke MB, Schweizer R, Elmlinger MW, et al. Relevance of IGF-I, IGFBP-3, and IGFBP-2 measurements during GH treatment of GH-deficient and non-GH-deficient children and adolescents. Horm Res 2001; 55: 115–24.
- Elmlinger MW, Kuhnel W, Weber MM, Ranke MB. Reference ranges for two automated chemiluminescent assays for serum insulin-like growth factor I (IGF-I) and IGF-binding protein 3 (IGFBP-3). Clin Chem Lab Med 2004; 42:654–64.
- Brabant G, von zur Muhlen A, Wuster C, et al. Serum insulin-like growth factor I reference values for an automated chemiluminescence immunoassay system: results from a multicenter study. Horm Res 2003; 60:53–60.
- Clemmons D. Commercial assays available for insulin-like growth factor I and their use in diagnosing growth hormone deficiency. Horm Res 2001; 55 Suppl 2:73–9.
- Ranke MB, Feldt-Rasmussen U, Bang P, et al. How should insulinlike growth factor I be measured? A consensus statement. Horm Res 2001; 55 Suppl 2:106–9.
- Wabitsch M. Insulin-like growth factors and their binding proteins before and after weight loss and their associations with hormonal and metabolic parameters in obese adolescent girls. Int J Obes Relat Metab Disord 1996; 20:1073–80.
- Falorni A, Bini V, Cabiati G, et al. Serum levels of type I procollagen C-terminal propeptide, insulin-like growth factor-I (IGF-I), and IGF binding protein-3 in obese children and adolescents: relationship to gender, pubertal development, growth, insulin, and nutritional status. Metabolism 1997; 46:862–71.
- Ranke MB, Osterziel KJ, Schweizer R, et al. Reference levels of insulin-like growth factor I in the serum of healthy adults: comparison of four immunoassays. Clin Chem Lab Med 2003; 41:1329–34.
- Cinaz P, Kendirci M, Kurtoglu S, et al. Serum levels of insulin-like growth factor-I and insulin-like growth factor binding protein-3 in children with insulin-dependent diabetes mellitus. J Pediatr Endocrinol Metab 1996; 9:475–82.
- Bang P, Brismar K, Rosenfeld RG. Increased proteolysis of insulinlike growth factor-binding protein-3 (IGFBP-3) in noninsulindependent diabetes mellitus serum, with elevation of a 29-kilodalton (kDa) glycosylated IGFBP-3 fragment contained in the approximately 130- to 150-kDa ternary complex. J Clin Endocrinol Metab 1994; 78:1119–27.
- Chestnut RE, Quarmby V. Evaluation of total IGF-I assay methods using samples from Type I and Type II diabetic patients. J Immunol Methods 2002; 259(1-2):11–24.
- Argente J, Caballo N, Barrios V, et al. Multiple endocrine abnormalities of the growth hormone and insulin-like growth factor axis in prepubertal children with exogenous obesity: effect of short- and long-term weight reduction. J Clin Endocrinol Metab 1997; 82:2076–83.