Aging, physical activity, insulin-like growth factor I, and body composition in Guatemalan women

Assessment of fat-free mass using bioelectrical impedance measurements of the human body

1985 • 1,873 citations

Effects of Human Growth Hormone in Men over 60 Years Old

1990 • 1,560 citations

Effects of Sex and Age on the 24-Hour Profile of Growth Hormone Secretion in Man: Importance of Endogenous Estradiol Concentrations*

1987 • 927 citations

Inhibition of Access of Bound Somatomedin to Membrane Receptor and Immunobinding Sites: A Comparison of Radioreceptor and Radioimmunoassay of Somatomedin in Native and Acid-Ethanol-Extracted Serum*

1980 • 752 citations

Age and Relative Adiposity Are Specific Negative Determinants of the Frequency and Amplitude of Growth Hormone (GH) Secretory Bursts and the Half-Life of Endogenous GH in Healthy Men*

1991 • 738 citations

The Influence of Age on the 24-Hour Integrated Concentration of Growth Hormone in Normal Individuals*

1985 • 600 citations

Sex and age specific prediction formulas for estimating body composition from bioelectrical impedance: a cross-validation study.

1991 • 537 citations

Endogenous Anabolic Hormonal and Growth Factor Responses to Heavy Resistance Exercise in Males and Females

1991 • 475 citations

Effects of Short Term Administration of Recombinant Human Growth Hormone to Elderly People*

1990 • 375 citations

Is the Impedance index (ht2/R) significant in predicting total body water?

1992 • 370 citations

Growth Hormone, Body Composition, and Aging

1985 • 365 citations

Effects of recombinant human growth hormone on metabolic indices, body composition, and bone turnover in healthy elderly women.

1994 • 248 citations

Influence of Physical Activity on Insulin-Like Growth Factor-I in Healthy Younger and Older Men*

1990 • 242 citations

Somatomedin-C Levels in Healthy Young and Old Men: Relationship to Peak and 24-Hour Integrated Levels of Growth Hormone

1985 • 205 citations

Endurance training amplifies the pulsatile release of growth hormone: effects of training intensity

1992 • 199 citations

Effect of brief exercise on circulating insulin-like growth factor I

1994 • 191 citations

Serum hormones during prolonged training of neuromuscular performance

1985 • 190 citations

Effects of Human Growth Hormone on Body Composition in Elderly Men

1991 • 182 citations

The adult decline in lean body mass.

1976 • 177 citations

Effects of progressive resistance training on growth hormone and testosterone levels in young and elderly subjects

1989 • 145 citations

Metabolic responses to exercise in young and older athletes and sedentary men

1988 • 143 citations

Somatomedin-C, Physical Fitness, and Bone Density*

1990 • 143 citations

Plasma Growth Hormone and Prolactin Responses to Graded Levels of Acute Exercise and to a Lactate Infusion

1992 • 134 citations

Responses of IGF-I to endogenous increases in growth hormone after heavy-resistance exercise

1995 • 128 citations

Growth hormone, IGF-I, and testosterone responses to resistive exercise

1992 • 127 citations

Sex and training differences in human growth hormone levels during prolonged exercise

1986 • 117 citations

Insulin‐like Growth Factor 1 and Functional Status in Healthy Older Men

1995 • 108 citations

Stability and Variability in Hormonal Responses to Prolonged Exercise

1992 • 101 citations

Daily Hormonal and Neuromuscular Responses to Intensive Strength Training in 1 Week

1988 • 101 citations

Effect of Age on Growth Hormone Secretion in Man

1973 • 97 citations

Age-dependent effect of resistance exercise on growth hormone secretion in people.

1992 • 89 citations

Effect of a Sustained Program of Resistance Training on the Acute Growth Hormone Response to Resistance Exercise in Older Adults

1994 • 74 citations

Influence of endogenous opioids on the response of selected hormones to exercise in humans

1986 • 64 citations

Hormonal Responses to Maximal and Submaximal Exercise in Trained and Untrained Men of Various Ages

1996 • 64 citations

Growth Hormone, Exercise, and Aging: The Future of Therapy for the Frail Elderly

1994 • 63 citations

Continuous subcutaneous infusions of growth hormone (GH) releasing hormone 1-44 for 14 days increase GH and insulin-like growth factor-I levels in old men.

1993 • 63 citations

Exercise-Induced Hormonal Changes and their Effects upon Skeletal Muscle Tissue

1991 • 49 citations

Impaired secretion of growth hormone-releasing hormone, growth hormone and IGF-I in elderly men

1991 • 48 citations

Hyposomatomedinemia in Quadriplegic Men

1993 • 43 citations

Growth hormone regulation in two types of aerobic exercise of equal oxygen uptake

1986 • 37 citations

A comparison of body fat estimates using anthropometry and bioelectrical impedance analysis with distinct prediction equations in elderly persons in the Republic of Guatemala

1996 • 12 citations

Comparative body composition estimates for institutionalized and free-living elderly in metropolitan areas of the republic of Guatemala

1996 • 7 citations

HGH_20kSpecies and Variability of GH Responses to Long-Duration Exercise in Male Cyclists Fed Different Food Supplements

1991 • 6 citations