1552 



SUBJECT INDEX 



Hypophyspal tionadotrophins (cont.) 

 folliclo-stiimilating hormone {cont.) 

 cellular origin, 183, 191, 192 

 chemical characterization, 242 

 effects on testis compared with ovary, 244-245 

 in treatment of defective spermatogenesis, 

 804 

 follicle-stimulating hormone and luteinizing 

 hormone 

 ratio, 254, 260 

 synergism, 247-248 

 and ovulation, 248 

 fowl, age of animal and, 1129 

 gonadectomv and, 258-259, 264, 510 

 hypothalamic agents and, 283-284 

 in pregnancy, 260-261 



interstitial "cell-stimulating hormone (see also 

 Luteinizing hormone) 

 and spermatogenesis, 341 

 level before ovulation, 1129 



luteinizing hormone (see also Interstitial cell- 

 stimulating hormone) 

 and bill color in Steganura, 1120 

 and estradiol-17/3 secretion, 246 

 and feather coloring, 1120 

 and luteal ascorl)ic acid, 531 

 and luteal cholesterol, 531 

 and oogenesis in fowl, 1115, 1116 

 and ovarian follicular growth, 246 

 and ovarian interstitial cell stimulation, 469, 



471 

 and ovulation, 246, 260 



in fowl, 1126-1128, 1148, 1149-1151, 1277- 

 1278 

 and secretion 



of androgen, 246-247 

 of estrogen, 247, 260 

 and testis structure, 336, 337 

 and X-zone in adrenal cortex, 247 

 hioassav methods, 248-249 

 cellular origin, 179, 183, 191, 196 

 chemical characterization, 245-246 

 tiuuorigeiiic action, 351 

 luteotropliin (see also Prolactin) 



and corpus luteum maintenance, 530-531 

 augmentation by estrogen in rat, 531 

 hioassav, 250 

 cellular origin, 178-180 

 chemical characterization, 249 

 lactogenic properties, 530 

 relation to prolactin, 249-250 

 species distribution, 530 

 man 



during chronic illness, 209 

 during pregnancy, 209 

 methods of extraction, 183 

 occurrence in vertebrates, 251 256 

 progesterone and, 271-272 

 seasonal fluctuations, 259-260 

 secretion 

 birds 



nesting materials and, 1280-1281 

 presence of voung and, 1302 

 blocking agents, 512, 523-529 

 chemical mediation, 523-529 

 courting behavior and, 1279-1280 

 estrogen and, 503 



estrogen inhibition in male fowl, 1106 

 follicle-stimulating hormone 



courtship by male ring dove and, 1281 

 estrogens and, 265-2()8 

 inhibition by prolactin, 1345 

 progesterone suppression of, 518 

 rhythmic nature, 244 



Hypophyseal gonadotrophins (cont.) 

 secretion (cont.) 

 fowl 



oviducal traumatization and, 1151-1152 

 progesterone and, 1150 

 hypothalanuis and, 510-512 

 intermedin and, 512 

 luteinizing hormone 

 androgen and, 530 

 estrogen and, 267-268 

 estrogen-progesterone and, 541 

 hypophyseal portal vessels and, 541 

 inhibition by oviducal trauma, 1278 

 progesterone and, 272, 518 

 luteotrophin 



estrogen and, 535-536 

 hypothalamus and, in rat, 536 

 neostigmine and, 512 

 neurosecretory regulation, 512 

 oxytocin and, 512, 628 

 progesterone and, in rabbit, 1206 

 rabbit, beginning of, 134 

 ring dove 



conditioning to atypical stimuli, 1343 

 luteinizing hormone, nesting materials and 



1281 

 pseudomale behavior by female and, 1279 

 seasonal changes, 503 

 sparrow, i)erching and, 1143-1144 

 sex differences, 256-258, 269 

 tests of activity, 250-251 

 Hypophyseal prolactin 



broodv compared with non -broody hens, 1289- 



1290 

 inanition and, 689 

 incubation and, 1296 



levels during breeding cj-cle in pigeons, 1300 

 male compared with female pigeons, 1290 

 Hypophyseal portal vessels, and hypophyseal 



functioning, 511-512 

 Hypophyseal stalk transection 



and reproductive functioning, 280-284 

 complications, 280-283 

 methods, 280-281 

 Hypophj'sis (see also individual parts of the 

 gland) 

 and behavior in man, 1174 

 and mating behavior in subprimate mammals, 



1210 

 androgen and masculinization of, 530 

 anorexia nervosa and, 674 

 avian-mammalian homologies, 1097-1098 

 birds, and carbonic anhydrase activity in shell 



gland, 1125 

 embryology, 162-165 



inductor relations in, 162-163 

 embrvonic 



ACTH secretion, 1008 

 functioning of, 163 

 fowl, pineal body and, 1103 

 prolactin content during incubation, 1128-1129 

 sex dimorphism, 1349 

 Hypopituitary dwarfism, normal chromosome 



idiogram, 65 

 Hypothalamic lesions 



and ovulation in fowl, 1133, 1135 

 birds, and seasonal development of testis, 1135 

 Hypothalamic ovulating mechanism, gonadal hor- 

 mones and maturation of, 530 

 Hypothalamic stimulation 



and elicitation of behavior patterns, 1349-1350 



and estrus in cats, 1349 



and parental behavior in rat, 1349 



