32 



Cumulative Subject Index 



Growth 



effect of diet, 4, 116-138; 5, 84-85, 177, 

 178,254-255 



effect on electrolytes, 4, 160 



effect on lifespan, 1, 29; 5, 147-159, 

 160-166 



in mice, 4, 136 



in rats, 4, 136 



relationship with lifespan, 5, 160-166 



utilization of protein in, 5, 182-186 

 Growth hormone, action of, 1, 29; 2, 161- 

 167, 171, 173-175 



effect on lifespan, 1, 29 

 Growth rate, 1, 6 



Grunion, lifespan and size of, 5, 154 

 Guinea pig, corpus luteum of, 2, 69-85 



fertility of, 3, 20 



follicular atresia in, 2, 59, 60 



lifetime energy expenditure of, 5, 127 



oocytes in, 2, 36, 39, 41, 42, 54-55 



placenta of, 2, 110 



uterus of, 1, 167 

 Gums, brushing of, 3, 51, 55-57, 71-72 



keratinization in, 3, 72 

 Guppies, effect of diet on, 5, 1 69 



fecundity of, 5, 209 



growth of, 5, 229, 230 



lifespan of, 3, 15-16, 30-31 



regeneration in, 5, 208-210 



reproduction in, 5, 171 

 Gynaecomastia, in malnutrition, 3, 108- 



109 



Habrobracon juglandis, 5, 255 

 Haddock, effect of age on fecundity, 5, 

 198-200 



fertility of, 3, 22 



lifespan and size of, 5, 148 



relationship of fecundity and body 

 weight, 5, 200 



sex organs in, 5, 190 

 Haemoglobin, changes in due to age, 4, 

 203, 206, 207 



foetal, 4, 203, 206, 207 



in sheep, 4, 202-203 



loss of from red cells, 2, 218, 219, 220 

 Hair, effect of cortisone on, 2, 175 

 Hake, lifespan and size of, 5, 148 

 Halibut, lifespan and size of, 5, 148, 150 

 Hamsters, hypothermia in, 1, 168; 2, 248 



in research on ageing, 1, 177, 181 



lifespan of, 1, 177 

 Health, effect on sampling, 3, 183, 184 

 Hearing, as measurement of ageing, 1, 6 

 Heart, effect of potassium on, 4, 95-96 



output of, 3, 191 



changes with age, 3, 84-87 



stroke index of, 3, 87, 88 

 Heart disease, in Africans, 3, 104, 1 1 1-1 12, 

 113 



in man and rat, 5, 74-77 

 Heart failure, congestive {see Congestive 

 heart failure) 



in Africans, 3, 1 1 1 



Heat regulation, decline with age, 3, 63-64 

 Hereditary haemorrhagic telangiectasis, 1, 



85, 105 

 Heredity, effect on lifespan, 1, 238-241 



role of in ageing, 1, 26, 27, 48 

 Herons, lifespan of, 5, 99 

 Herring, fecundity of, 5, 196-197 



growth of, 5, 156, 157, 158, 160-166 



lifespan, 5, 148, 156, 157, 158, 160-166 



relation of gonad growth to body 

 weight, 5, 193 



relation of size and maturity, 5, 172 



size of, 5, 148 



survival curves of, 5, 143, 145 

 Hesperoleucus venustus, effect of environ- 

 ment on, 5, 168 

 Meter andria formosa, reproduction and 



age in, 5, 189 

 Hibernation, effect on lifespan, 2, 249 ; 5, 



103-104 

 Highland cattle, lifespan of, 5, 59, 61, 62 

 Hippocampus hudsonius, lifespan of, 5, 



147 

 Hippoglossoides platessoides, fecundity in, 



5, 192 

 Hippoglossus spp., lifespan of, 5, 147 

 Histidine, in elastin, 1, 96 

 Holocanthus bermudensis, protein meta- 

 bolism in, 5, 183-185 

 Homeostasis, disturbances of in infants, 

 4, 154-157 



effect of hormones on, 4, 165-179 



of water and electrolytes, effect of age, 

 4, 139-153 

 Hormonal environment, effect on ovary, 1, 



142-146 

 Hormones, effect on development of re- 

 productive tract, 2, 3-18 



effect on electrolytes, 4, 313-314 



effect on glycogen storage, 2, 24 



effect on homeostasis, 4, 165-179 



ovarian, 2, 48-52 



sensitivity of ovary to, age changes in, 

 1, 142-146 

 Horses, breeding of, 5, 55 



causes of death in, 5, 68 



coat colour, and longevity, 5, 49-50 



death curves of, 5, 56 



lifespan of, under various climatic con- 

 ditions, 5, 65-69 



lifespan of English thoroughbred, 5, 

 35-56 



lifetime energy expenditure of, 5, 127 



survival curves of, 5, 37-42 

 Housefly, ageing in, 5, 247-262 



effect of diet on, 5, 249-255 



lifespan of, 5, 249-262, 287-288 

 effect of paternal age, 5, 259-262 

 sex differences in, 5, 255-259 



sex ratio in, 5, 249 

 Humming-birds, 3, 28 



lifespan of, 5, 105 

 Hyalinization, in placenta, 2, 1 10 

 Hydrogen ion gradients, 4, 34 



