Cumulative Subject Index 



39 



Phenylalanine, in elastin, 1, 96 



Phosphate, excretion of, in elderly and 

 schizophrenics, 1, 221-222, 223-236 

 excretion in respiratory acidosis, 4, 266 

 in babies' urine, 4, 211, 213, 215,216 



Phospholipsin, in placenta, 2, 122 



Phosphorus, effect of protein intake, 4, 

 121, 127-128 

 excess of, 4, 144, 145-146 

 in body of rat, 4, 120, 121, 127-128 

 intake of, 4, 142 



Phosphorylation, in plant cells, 2, 208 



Physiological function, stability of, 5, 145 



Pick's disease, 3, 134, 135-136, 143-144, 

 146 



Pigmentation, role of in ageing processes, 

 1, 53, 54 



Pigments, in nerve cells, 3, 44 



Pigs, effect of nutrition on growth, 1, 188 



Pike, lifespan of, 5, 222 



Pike-killie, lifespan of, 5, 224 



Pilchards, 3, 26 



Pilot fish, lifespan of, 5, 22 1 



Pitressin, effect on hyponatraemia, 4, 53- 

 55 

 effect on water diuresis, 4, 7-8, 1 1 

 variation of effect due to age, 4, 239-240 



Pituitary gland, control of by testis, 2, 20- 

 21,28 

 control of on embryo, 2, 165, 166, 174 

 effect on electrolytes, 4, 166, 167 

 excision of, effect on oogenesis, 2, 35, 



41,44 

 function of, age factor in, 2, 20-23 

 gonadotrophic hormone produced by, 



2, 21-22, 28 

 relationship with adrenal cortex, 2, 22 

 relationship with thyroid, 2, 21 

 thyrotrophic hormone produced by, 2, 



21-22 

 transplantation of, 1, 152-153 



Pituitary hormones, effect on ovary, 1, 

 142, 143, 144-145 



Placenta, acid phosphatase in, 2, 107, 108 

 adenosine triphosphate in, 2, 107, 108 

 ageing in, biochemical evidence, 2, 129- 

 147 

 morphological aspects, 2, 105-117 

 biochemical changes in, 2, 107-109 

 blood flow in, 2, 125, 126 

 calcium in, 2, 110 

 cholesterol in, 2, 122 

 collagen in, 2, 146 

 cytological changes in, 2, 107 

 effect of corpus luteum on, 2, 84 

 effect of cortisone on, 2, 141 

 effect of hormones on glucose metabol- 

 ism, 2, 141-142, 146 

 effect of insulin on, 2, 141 

 effect of oestrogens on, 2, 142 

 enzymes in, 2, 107-108, 141, 145 

 fibrin in, 2, 110 

 fibrinoid in, 2, 110 

 fructose in, 2, 120, 121, 122 



Placenta 



function of, chronological changes in, 

 2, 118-128 



glucose in, 2, 135-137, 144, 145 



glucose production in, 2, 120, 121 



glycerophosphatase in, 2, 107, 108 



glycogen in, 2, 27-28, 107, 108, 122, 

 123, 130, 133-134, 137, 159 

 effect of progesterone, 2, 123, 126 



hyalinization in, 2, 110 



in postmaturity, 2, 112-113 



in toxaemia of pregnancy, 2, 112 



lactic acid in, 2, 137, 141 



length of gestation and, 2, 110, 111 



lipids in, 2, 122 



mitochondria in, 2, 107 



of goat, 2, 154-158 



of guinea pig, 2, 110 



of rabbit, 2, 108 



of rat, 2, 110 



oxygen consumption in, 2, 131-132 



permeability of, 2, 118-119, 126 



permeability of barrier, 2, 109, 116 



phosphohpsin in, 2, 122 



pregnancy changes in, 2, 110-111, 115 



pyruvate in, 2, 137 



radio-potassium uptake of in preg- 

 nancy, 2, 148-160 



relationship with foetal liver, 2, 108, 

 109 



sodium transfer in, 2, 111 



structure of, 2, 105-106, 116 



succinic dehydrogenase in, 2, 107, 108 



surface area of, 2, 115 



villi of, in goat, 2, 155-158 



weight of, 2, 120, 124, 125, 127, 146 

 Placentome, in goat, uptake of radio- 

 potassium in, 2, 151-154, 159 

 Plaice, fecundity of, 5, 202-206 



growth of, 5, 157, 158, 159 



lifespan and size of, 5, 1 50 



mortality rates of, 5, 167 



reproduction and growth in, 5, 189-190 

 Plants, amino acids in, 2, 212 

 Plasma, concentrations of ions in, 4, 25-26 



magnesium in, 4, 99-100 



potassium in, 4, 65 



sodium in, 4, 65 



urea in, 4, 67 

 Plasma proteins, in hver disease, 3, 112 

 Pleuronectes platessa, fecundity in, 5, 

 202-206 



growth of, 5, 157, 158 



reproduction and growth in, 5, 189- 

 190 

 Pleuronectoidei, lifespan and growth of, 

 5, 161-166 



hfespan and size of, 5, 148 

 Pneumonia, incidence of in old people, 1, 



19 

 Poeciliidae, effects of age on reproduction 



of, 5, 181, 186-189 

 Pollen, content of, 5, 237 



effect on bees, 5, 236-240 



