782
S U B J E C T I N D E X
Tantalum,
grids for organ culture, 77
Target organ, 592, 606
anterior pituitary and, 601, 649
sex hormones and, 649
Taurine,
and sulphate, 378
Teeth,
vitamin A and, 663
Telocentric, 411
Telophase, 205, 211
bubbling in, 215
D N A in, 209, 322
doubling o f centrioles in, 228
duration of, 421
Temperature,
and abnormal mitosis, 68, 206-7
on activity o f inducing agent, 541,
549-51, 556
on cell aggregation, 496, 498-500, 510
and cell exudates, 494
for cultures, 3, 2 7 - 8
on duration o f mitosis, 206
effect o f low, on chromosomes, 433
and fertilization, 575
and form o f JVaegleria, 166
and glycolysis, 261-2
and growth o f embryos, 578
and mitochondria, 217
and reaggregation, 69
and sequence o f cell cycle, 227
shocks, and synchrony o f mitosis, 229,
428
and survival time, 83
triiodothyronine and growth at low,
643
Template,
for D N A replication, 3 4 2 - 4
and growth, 573
T e n d o n cells,
hyaluronic acid produced by, 369
as mechanocytes, 146
Tension,
in cell aggregates, 195
in developing bones etc., 152
in epithelia, 197
surface-, in cell division, 215
Terminal bars,
epithelial cells and, 163
Testicular feminization, 409
Testis,
^-aminobenzoic acid and, 127
anterior pituitary and, 606
chromosomes in, 408
and genital tract, 617-8, 620
Testosterone,
and alkaline phosphatase, 627
and cell division, 623
and development o f syrinx, 621
and genital tract, 617-20
and heart fibroblasts, 616
and melanophores, 632
and mitochondria, 624
and mitotic spindle, 215, 616
and oestrone, 629
and prostate, 308, 6 2 1 - 4 , 633
and seminal vesicles, 621
Tetraploid cells, see Ploidy
Tetrasaccharides,
from chondroitin sulphates, 364
Tetrazolium,
reaction for succinic dehydrogenase, 475
T-flasks,
for cell cultures, 61, 68
Thiamine,
and differentiation o f somites, 568
required b y cell lines, 281
in synthetic media, 115-16, 128, 280
Thigmotaxis, 152
Thioglycollic acid,
and inducing agent, 550
Thionin,
metachromatic staining with, 476
Thiouracil,
not antagonized b y thyroxin, 644
and pigmentation, 6 4 3 - 4
Threonine,
concentration b y cells, 290
in Eagle's medium, 280
essential for heart tissue, 300
essential for tibia, 301
from glucose, 250
L-cells and, 114
produced b y heart, kidney and liver, 303
Thymidine,
amethopterin and, 230, 431
after aminopterin and F U D R , 430
as cell marker, 517-18
and chromatids, 425
and chromatin, 325
and cytidine, 328
and euchromatin, 437
incorporated into brain, 422
incorporation entirely nuclear, 324
S U B J E C T I N D E X
Tantalum,
grids for organ culture, 77
Target organ, 592, 606
anterior pituitary and, 601, 649
sex hormones and, 649
Taurine,
and sulphate, 378
Teeth,
vitamin A and, 663
Telocentric, 411
Telophase, 205, 211
bubbling in, 215
D N A in, 209, 322
doubling o f centrioles in, 228
duration of, 421
Temperature,
and abnormal mitosis, 68, 206-7
on activity o f inducing agent, 541,
549-51, 556
on cell aggregation, 496, 498-500, 510
and cell exudates, 494
for cultures, 3, 2 7 - 8
on duration o f mitosis, 206
effect o f low, on chromosomes, 433
and fertilization, 575
and form o f JVaegleria, 166
and glycolysis, 261-2
and growth o f embryos, 578
and mitochondria, 217
and reaggregation, 69
and sequence o f cell cycle, 227
shocks, and synchrony o f mitosis, 229,
428
and survival time, 83
triiodothyronine and growth at low,
643
Template,
for D N A replication, 3 4 2 - 4
and growth, 573
T e n d o n cells,
hyaluronic acid produced by, 369
as mechanocytes, 146
Tension,
in cell aggregates, 195
in developing bones etc., 152
in epithelia, 197
surface-, in cell division, 215
Terminal bars,
epithelial cells and, 163
Testicular feminization, 409
Testis,
^-aminobenzoic acid and, 127
anterior pituitary and, 606
chromosomes in, 408
and genital tract, 617-8, 620
Testosterone,
and alkaline phosphatase, 627
and cell division, 623
and development o f syrinx, 621
and genital tract, 617-20
and heart fibroblasts, 616
and melanophores, 632
and mitochondria, 624
and mitotic spindle, 215, 616
and oestrone, 629
and prostate, 308, 6 2 1 - 4 , 633
and seminal vesicles, 621
Tetraploid cells, see Ploidy
Tetrasaccharides,
from chondroitin sulphates, 364
Tetrazolium,
reaction for succinic dehydrogenase, 475
T-flasks,
for cell cultures, 61, 68
Thiamine,
and differentiation o f somites, 568
required b y cell lines, 281
in synthetic media, 115-16, 128, 280
Thigmotaxis, 152
Thioglycollic acid,
and inducing agent, 550
Thionin,
metachromatic staining with, 476
Thiouracil,
not antagonized b y thyroxin, 644
and pigmentation, 6 4 3 - 4
Threonine,
concentration b y cells, 290
in Eagle's medium, 280
essential for heart tissue, 300
essential for tibia, 301
from glucose, 250
L-cells and, 114
produced b y heart, kidney and liver, 303
Thymidine,
amethopterin and, 230, 431
after aminopterin and F U D R , 430
as cell marker, 517-18
and chromatids, 425
and chromatin, 325
and cytidine, 328
and euchromatin, 437
incorporated into brain, 422
incorporation entirely nuclear, 324