28 



Cumulative Subject Index 



Collagen 



in placenta, 2, 146 



in scar tissue, 3, 70 

 Collagen fibres, 1, 88, 106, 107, 108 

 Colon, cancer of in old people, 1, 21 

 Columbiformes, mortality rate of, 5, 101 

 Comparative age studies, 3, 1-38 



clinicopathological tests, 3, 92-100 

 Compensatory adjustment in ageing, 1, 25, 



27,41,42,43,46,47 

 Congestive heart failure, aldosterone ex- 

 cretion in, 4, 280, 292-293, 298, 300 



cerebral hypoxia in, 4, 286 



humoral factors, 4, 279-288 



neural factors, 4, 279-288 



renal changes in, 4, 275-279 



renal function in, 4, 271-275 



salt and water retention in, 4, 288-293 



water and electrolyte metabolism in, 4, 

 271-300 

 Connective tissue, age changes in, 3, 65 



water and electrolytes in, 4, 27 

 Coregonus clupeaformis, survival curves 



of, 5, 143, 144 

 Cormorants, arteriosclerosis in, 5, 109 

 Coronary disease, in cancer cases, 1, 21, 22 

 Coronary sclerosis, age incidence of, 3, 74, 



75 

 Coronella laevis, fertility of, 3, 21 

 Cor pulmonale, renal function in, 4, 266- 



267 

 Corpus luteum, effect on parturition, 2, 79, 

 85 



effect on placenta, 2, 84 



effect on pregnancy, 2, 78, 79, 84 



effect on uterus, 2, 78-79 



growth rate of, 2, 79, 80 



of guinea pig, 2, 69-85 



in guinea pigs, growth rate of, 2, 73, 75 

 in pregnancy, 2, 74, 75, 76, 84 

 ovulation changes in, 2, 71-72, 83, 84 



lifespan of, 2, 80-82 

 Cortexone, effect on potassium excretion, 

 4, 174-175 



effect on sodium excretion, 4, 174, 175, 

 177 



effect on water loss, 4, 174, 175 

 Corticosterone, administration of in old 



age, 1, 134-136 

 Cortin, excretion of, in elderly and schizo- 

 phrenics, 1, 221-222, 223-236 

 Cortisol, 1, 127, 128 



administration of in old age, 1, 134-136 



effect on potassium excretion, 4, 188 

 189, 192-194, 196 



effect on sodium excretion, 4, 187-188 

 189, 192-194, 196 



effect on sodium/potassium ratio, 4 

 190-192, 193-194, 196 



effect on urinary output, 4, 187, 188 

 192-194, 196 

 Cortisone, effect on adrenal glands, 4, 

 175-176 



effect on diuresis, 4, 1 3 



Cortisone 



effect on hair, 2, 175 



effect on placenta, 2, 141 



effect on postnatal growth, 2, 168-171 



effect on potassium excretion, 4, 171, 



172, 176, 178 



effect on sodium excretion, 4, 171, 172, 



173, 176, 178 



effect on water loss, 4, 171, 172 

 Cottoidei, lifespan and size of, 5, 152 

 Cottus gobio, survival curves of, 5, 143, 



145 

 Cough, effect on lung, 1, 65 

 Cows, average age of different breeds, 5, 59 



cause of death, 5, 63-64 



lifespan of, 5, 58-64, 70 



lifetime energy expenditure of, 5, 127 

 Cowfish, lifespan of, 5, 221 

 Creatinine excretion, 4, 249 



in elderly and schizophrenics, 1, 221- 

 222, 223-236 

 Creatinuria, in rats, 5, 83 

 Cristivomer namaycush, mortality rates of, 



5,145 

 Croaking gourami, lifespan of, 5, 224 

 Cross linking, 3, 66, 68, 69 



in carcinogenesis, 3, 68 

 Cross-sectional studies, 3, 158-159, 171- 



172, 173, 174, 179, 186 

 Crystalloids of Reinke, 2, 92, 94, 95 

 Cunner, lifespan of, 5, 221 

 Cyprinids, metabolism of, 5, 169 

 Cypriniformes, lifespan of, 5, 220, 222, 224 

 Cyprinodontiformes, lifespan of, 5, 1 52, 224 



size of, 5, 1 52 

 Cyprinoidei, lifespan and size of, 5, 1 52 

 Cystine, in elastin, 1, 96 



Dab, fecundity in, 5, 192, 200-202 

 Dace, lifespan of, 5, 223 

 Daphnia, effect of metabolic rate on life- 

 span, 3, 24 

 effect of nutrition on lifespan, 3, 24-25 

 Dasyatis akajei, lifespan and growth of, 



5,163 

 Dasypus, oogenesis in, 2, 56 

 Deaths, accidental, 5, 17 

 accuracy of age at, 5, 12-13 

 age at, 3, 7 

 Death curves, 5, 6-9, 15, 17, 286-296 



of horses, 5, 56 

 Death rate, anticipated, 5, 4, 5, 7, 12, 15 

 formula for, 1, 8 

 laws governing, 5, 2-4 

 senescent, 5, 4, 5, 6, 7, 10, 11, 12 

 Decarboxylic amino acids, in elastin, 1, 94, 



95, 105 

 Deer, antlers of, absence of, 2, 186 

 blood supply of, 2, 177, 185 

 effect of age on, 2, 183-184 

 effect of nutrition on, 2, 184 

 effect of testosterone on, 2, 179-180, 



186 

 enervation of, 2, 178, 185-186 



