Successful 6-month endurance training does not alter insulin-like growth factor-I in healthy older men and women

Journals of Gerontology - Series A Biological Sciences and Medical Sciences

Volumn 52, Issue 3, 1997, Pages

  Vitiello, Michael V ^a   Wilkinson, Charles W ^a,b   Merriam, George R ^a,b   Moe, Karen E ^a   Prinz, Patricia N ^a,b   Ralph, David D ^a   Colasurdo, Elizabeth A ^b   Schwartz, Robert S ^a  

^a UNIVERSITY OF WASHINGTON   (United States)

^b VA PUGET SOUND HEALTH CARE SYSTEM   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

SOMATOMEDIN C;

AEROBIC CAPACITY; AGE; AGED; ARTICLE; BODY MASS; BODY WEIGHT; CLINICAL TRIAL; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; ENDURANCE; FEMALE; HUMAN; HUMAN EXPERIMENT; MALE; MUSCLE STRETCHING; NORMAL HUMAN; OXYGEN CONSUMPTION; PRIORITY JOURNAL; TRAINING;

EID: 0030911695     PISSN: 10795006     EISSN: None     Source Type: Journal    
DOI: 10.1093/gerona/52A.3.M149     Document Type: Article

References (25)

1. Schwartz RS, Shuman WP, Bradbury VL, et al. Body fat distribution in healthy young and older men. J Gerontol Med Sci 1990;45:M181-5.
2. Prinz PN, Wertzman ED, Cunningham GR, Karacan I. Plasma growth hormone during sleep in young and aged men. J Gerontol 1983; 38:519-24.
3. Florini JR, Prinz PN, Vitiello MV, Hintz RL. Somatomedin C levels in healthy young and old men: relationships to peak and 24-hour integrated levels of growth hormone. J Clin Endocrinol Metab 1985;40:2-7.
4. Gillum RJ. The association of body fat distribution with hypertension, hypertensive heart disease, coronary heart diseases, diabetes and cardiovascular risk factors in men and women aged 18-79 years. J Chronic Dis 1987;40:421-8.
5. Larsson B, Svardsudd K, Welin L, Wilhelmsen L, Bjornthorp P, Tibblin G. Abdominal adipose tissue distribution, obesity and risk of cardiovascular disease and death: 13-year follow-up of participants in a study of men born in 1913. Br Med J 1984;288:1401-4.
6. Buchner DM, deLateur BJ. The importance of skeletal muscle strength to physical function in older adults. Ann Behav Med 1991;13:91-8.
7. Corpas E, Harman SM, Blackman MR. Human growth hormone and human aging. Endocrinol Rev 1993;14:20-39.
8. Van Wyck JJ. Somatomedins: biologic actions and physiologic control mechanisms. In: Li CH, ed. Growth factors. Vol 12. Hormonal proteins and peptides. New York: Academic Press, 1984:81-125.
9. Ho KY, Evans WS, Blizzard RM, et al. Effects of sex and age on the 24-hour profile of growth hormone secretion in man: importance of endogenous estradiol concentrations. J Clin Endocrinol Metab 1987; 64:51-8.
10. Zadik Z, Chalew SA, McCarter RJ, Meistas M, Kowarski AA. The influence of age on the 24-hour integrated concentration of growth hormone in normal individuals. J Clin Endocrinol Metab 1985; 60:513-6.
11. Lucey JV, Keane LV, O'Flynn K, Clare AW, Dinan TG. Gender and age differences in the growth hormone response to pyridostigmine. Int Clin Psychopharmacol 1991;6:105-9.
12. Yamamoto H, Sohmiya M, Oka N, Kato Y. Effects of aging and sex on plasma insulin-like growth factor I (IGF-I) levels in normal adults. Acta Endocrinol (Copenh) 1991;124:497-500.
13. Takahashi GS, Meites J. GH binding to liver in young and old female rats: relation to somatomedin-C secretion. Proc Soc Exp Biol Med 1987;186:229-33.
14. Rudman D, Feller AG, Nagrau HS, et al. Effects of human growth hormone in men over 60 years old. N Engl J Med 1990;323:1-6.
15. Pavlov EP, Harman SM, Merriam GR, Gelato MC, Blackman MR. Responses of growth hormone and somatomedin-C to GH-releasing hormone in healthy aging men. J Clin Endocrinol Metab 1986;62:595-600.
16. Galt S, Bareness S, Hastings R, et al. Effects of combined GHRH treatment and exercise conditioning on IGF-I and IGFBP-3 levels in healthy older women. 10th International Congress of Endocrinology 1996;1:47 (abstract OR3-3).
17. Schwartz RS, Shuman WP, Bradbury VL, et al. The effect of intensive endurance training on body fat distribution in young and older men. Metabolism 1991;40:545-51.
18. Hagberg JM, Seals DR, Yerg JE. Metabolic responses to exercise in young and old athletes and sedentary men. J Appl Physiol 1988; 65:900-8.
19. Cappon J, Brasel JA, Mohan S, Cooper DM. Effect of brief exercise on circulating insulin-like growth factor I. J Appl Physiol 1994;76:2490-6.
20. Poehlman ET, Copeland KC. Influence of physical activity on insulin-like growth factor-1 in healthy younger and older men. J Clin Endocrinol Metab 1990;71:1468-73.
21. Poehlman ET, Rosen CJ, Copeland KC. The influence of endurance training on insulin-like growth factor-1 in older individuals. Metabolism 1994;43:1404-5.
22. Jahreis G, Kauf E, Frohner G, Schmidt HE. Influence of intensive exercise on insulin-like growth factor I, thyroid and steroid hormones in female gymnasts. Growth Regul 1991;1:95-9.
23. Kraemer RR, Kilgore JL, Kraemer GR, Castracane VD. Growth hormone, IGF-I, and testosterone responses to resistive exercise. Med Sci Sports Exerc 1992;24:1346-52.
24. Kraemer WJ, Marchitelli L, Gordon SE, et al. Hormonal and growth factor responses to heavy resistance exercise protocols. J Appl Physiol 1990;69:1442-50.
25. Prinz PN, Moe KE, Dulberg EM, et al. Higher plasma IGF-I levels are associated with increased delta sleep in healthy older men. J Gerontol Med Sci 1995;50A:M222-6.