Cumulative Subject Index 



41 



Puffer, lifespan of, 5, 221 

 Pulmonary artery, calcification of elastic 

 tissue in, 1, 98 



elastin content of, 1, 93-94 

 Pulmonary oedema, 4, 284—285 

 Pygosteus pungitius, growth of, 5, 156, 157, 



158 

 Pyrogen, effects of kidney, 4, 235-238 

 Pyruvate, in placenta, 2, 137 

 Pyruvic acid, in urine, 4, 221 



Rabbit, adrenal cortex of, 2, 22 



cottontail, lifespan of, 5, 97 



elastin in aorta of, 1, 101 



in research on ageing, 1, 181 



lifespan of, 1, 181 ; 3, 11 ; 5, 97 



oogenesis in, 2, 36-37 



ovulation in, 1, 143 



pituitary function in foetal, 2, 20-22 



placenta of, 2, 108, 126 



renal blood content of, 3, 52, 58 

 Radioiodine, deposition of in thyroid 3, 



52-58 

 Radio-phosphorus, uptake of in deer 



antlers, 2, 177-178 

 Radio-potassium, uptake of in uterus and 



placenta, 2, 148-160 

 Rajiformes, lifespan and size of, 5, 1 54 



lifespan of, 5, 220 

 Rangifer arcticus, lifespan of, 5, 92-94 

 Rasbora, lifespan of, 5, 224 

 Rat, adrenal cortex of, 2, 22 



brown, lifespan of, 5, 95-96 



calcium metabohsm in, 1, 111-114, 

 124-125 



causes of death in, 5, 82-83 



disease in, effect on lifespan, 5, 72-89 



effect of diet on, 5, 78, 83-85, 87, 88, 

 251-252, 254, 265, 268 



effect of somatotrophic hormone and 

 cortisone on foetal growth of, 2, 161- 

 175 



foetal, organ culture studies in repro- 

 ductive tracts of, 2, 3-17 



growth in, 1, 204 



hypothermia in, 1, 168 



in research on ageing, 1, 178-180 



Kangaroo, hfespan of, 5, 96 



lifespan of, 1, 177, 178-179, 180; 5, 

 95-96, 251-252 



lung disease in, 5, 82 



maze experiments with, 1, 215-216 



memory in, 1, 215 



nephrosis in, 5, 83 



oestrus in, 2, 56-57 



oogenesis in, 2, 42-43 



ovarian changes in, 1, 146 



placenta of, 2, 110 



placental enzymes of, 2, 107-108 



radio-potassium uptake during preg- 

 nancy, 2, 148-160 



redundant follicles in, 2, 59-68 



response to stimuli, 3, 51, 57 



thyroid function in, 3, 52-55 



Rattlesnake, fertility in, 3, 22 

 Rat t us rat t us, lifespan of, 5, 95-96 

 Rays, growth of, 5, 163 



lifespan of, 5, 154, 163,221 



size of, 5, 154 

 Rectum, cancer of in old people, 1, 21 

 Red cells, adenosine triphosphate in, 2, 

 238 



ageing in, 2, 233-238 



cholinesterase activity in, 2, 235 



dissolution, 2, 218-229 



effect of cold on, 2, 224-229, 236-237, 

 244 



enzymes in, 2, 235, 241 



freezing of, 2, 215-216, 236-237 



haemolysis of, 2, 222, 225, 226, 227 



lifespan of, 2, 217, 233, 234, 238, 239, 

 241,245 



low temperature storage of, 1, 164, 171 



membrane of, 2, 222, 223 



metabolism of, 2, 217, 227, 228, 240 



ofinfants, 2, 233, 239 



physical instability of, 2, 215-231 



preservation of, 2, 215 



self-repair in, 2, 234 



structure of, 2, 223 

 Red hind, hfespan of, 5, 220 



protein metabolism in, 5, 183-185 

 Regeneration, in guppies, 5, 208-210 

 Regenerative capacity of the ovary, 2, 31- 



58 

 Regression, 1, 33-34 

 Reinke, crystalloids of, 2, 92, 94, 95 

 Renal artery disease, in cases of cancer, 1, 



21 

 Renal blood flow, 3, 193-194 



age changes in, 3, 88 

 Reproduction, effect of age on in fish, 5, 

 181-182, 186-206 



effect of nutrition on, 1, 192 



effect of ovarian transplantation on, 1, 

 158, 159 



effect on hfespan, 5, 179, 275-279, 284- 

 285 



infish, 5, 170-174 

 Reproductive organs, ageing of, tissue 



transplantation techniques in, 1, 141- 



161 

 Reproductive tract, organ culture studies 



in, 2, 3-17 

 Respiration, in barley leaves, 2, 206 



in senescent leaves, 2, 205-209, 212, 

 213,214 

 Respiratory acidosis, 4, 265-266 

 Respiratory disease, incidence of in old 



people, 1, 20 

 Respiratory failure, renal function in, 4, 



264-270 

 Respiratory function, effects of ageing on, 



1, 58-68 



Retirement, effects of, 1, 49-50 



Rhinolophus, 3, 27 



Ribonucleic acid, in apocrine sweat glands, 



2, 194 



