S U B J E C T I N D E X
779
Size,
of cell aggregates, 492, 496, 498, 501-6,
522
of cell nuclei, 512
of cells, and behaviour in aggregates,
511
of cells, in identification, 517
of explants and activity of hormones,
643
of explants and duration o f survival,
8 1 - 3 , 101
of organ and b o d y size o f animal, 82-3
of "shaker" flasks, 496
of tissue and ability to differentiate,
472-3
of tissue and method o f culture, 20, 28
of tissue in organ cultures, 7 0 - 1 , 8 1 - 2
Skin (see also Epidermis, Dermis),
arginine and, 129
cell cultures of, 515, 521
cells in aggregates, 506, 508-9, 515,
521
cell strain, 122
chondroitin sulphate G and, 369-70
for chromosome preparations, 402,
408, 411
cortisone on, 385
differentiation of, mesenchyme and,
478
differentiation of, in synthetic medium,
470
hyaluronic acid produced by, 369
hydrocortisone on, 610-11, 614
insulin and fibroblasts of, 593
irradiation of, 610-11
keratin synthesis in monolayers of,
515
organ culture of, 7 1 - 3 , 76, 78, 128-9
pigment formation in, 644
respiration of, 252
sex hormones and, 632
in suspension culture, 122
and thyroxin, 130, 644
transfilter induction in, 479
unorganized growth of, 157
vitamin A and, 471, 614, 664-7
Slide chambers (Perfusion, or Observation chambers), 38-41
antibiotics and, 38
and study o f cell movement, 40
and study o f reactions to hormones
etc., 40
Slime moulds,
aggregation in, 490, 495
movement o f cells in, 182,186, 194, 197
Soap,
for glassware, 22
Sodium,
chloride, and lymphocytes, 2 3 , 1 0 8 , 1 2 8
chloride, and reptile ova, 583
contents o f glass, 104-5
essential requirement for, 2 5 - 6 , 111
and Naeglena, 166
to potassium ratio, 26, 167
p u m p , 240, 243
Sodium iodide,
dorsalizing action of, 551
Sodium metaperiodate,
and inhibition o f cell-aggregation, 500
Sodium thiocyanate,
dorsalizing action of, 551
Somatic mutation, 168
Somatotrophin (see also G r o w t h hormone)
and m a m m a r y gland, 634-6, 6 3 8 - 9
Somites,
and analogues o f leucine, 572
and analogues o f phenylalanine, 572
corticosteroids and, 612
cultured with ectoderm, 544
differentiation of, 481, 558-60, 568-70
and fluoride, 571
and hydrogen peroxide, 570
incorporation o f glycine by, 570
and monoiodoacetate, 571
regions producing, 536, 557
regulation in explants of, 535
Somitic mesenchyme,
differentiation of, 559
Specialization (in differentiation), 468
Species-specificity,
absent from parathyroid action, 6 4 5 - 6
among aggregating cells, 174, 502, 511
of inducing agents, 540, 542-3, 556
S-period (in cell cycle)
chromatids in, 426
definition of, 221 et seq., 4 2 1 - 4
radiosensitivity in, 226
and thymine starvation, 4 2 9 - 3 0
Spermatogonia,
pituitary and mitosis in, 606
Spermatozoon,
capacitation of, 575
D N A in, 318-19, 416
glycolysis of, 577
779
Size,
of cell aggregates, 492, 496, 498, 501-6,
522
of cell nuclei, 512
of cells, and behaviour in aggregates,
511
of cells, in identification, 517
of explants and activity of hormones,
643
of explants and duration o f survival,
8 1 - 3 , 101
of organ and b o d y size o f animal, 82-3
of "shaker" flasks, 496
of tissue and ability to differentiate,
472-3
of tissue and method o f culture, 20, 28
of tissue in organ cultures, 7 0 - 1 , 8 1 - 2
Skin (see also Epidermis, Dermis),
arginine and, 129
cell cultures of, 515, 521
cells in aggregates, 506, 508-9, 515,
521
cell strain, 122
chondroitin sulphate G and, 369-70
for chromosome preparations, 402,
408, 411
cortisone on, 385
differentiation of, mesenchyme and,
478
differentiation of, in synthetic medium,
470
hyaluronic acid produced by, 369
hydrocortisone on, 610-11, 614
insulin and fibroblasts of, 593
irradiation of, 610-11
keratin synthesis in monolayers of,
515
organ culture of, 7 1 - 3 , 76, 78, 128-9
pigment formation in, 644
respiration of, 252
sex hormones and, 632
in suspension culture, 122
and thyroxin, 130, 644
transfilter induction in, 479
unorganized growth of, 157
vitamin A and, 471, 614, 664-7
Slide chambers (Perfusion, or Observation chambers), 38-41
antibiotics and, 38
and study o f cell movement, 40
and study o f reactions to hormones
etc., 40
Slime moulds,
aggregation in, 490, 495
movement o f cells in, 182,186, 194, 197
Soap,
for glassware, 22
Sodium,
chloride, and lymphocytes, 2 3 , 1 0 8 , 1 2 8
chloride, and reptile ova, 583
contents o f glass, 104-5
essential requirement for, 2 5 - 6 , 111
and Naeglena, 166
to potassium ratio, 26, 167
p u m p , 240, 243
Sodium iodide,
dorsalizing action of, 551
Sodium metaperiodate,
and inhibition o f cell-aggregation, 500
Sodium thiocyanate,
dorsalizing action of, 551
Somatic mutation, 168
Somatotrophin (see also G r o w t h hormone)
and m a m m a r y gland, 634-6, 6 3 8 - 9
Somites,
and analogues o f leucine, 572
and analogues o f phenylalanine, 572
corticosteroids and, 612
cultured with ectoderm, 544
differentiation of, 481, 558-60, 568-70
and fluoride, 571
and hydrogen peroxide, 570
incorporation o f glycine by, 570
and monoiodoacetate, 571
regions producing, 536, 557
regulation in explants of, 535
Somitic mesenchyme,
differentiation of, 559
Specialization (in differentiation), 468
Species-specificity,
absent from parathyroid action, 6 4 5 - 6
among aggregating cells, 174, 502, 511
of inducing agents, 540, 542-3, 556
S-period (in cell cycle)
chromatids in, 426
definition of, 221 et seq., 4 2 1 - 4
radiosensitivity in, 226
and thymine starvation, 4 2 9 - 3 0
Spermatogonia,
pituitary and mitosis in, 606
Spermatozoon,
capacitation of, 575
D N A in, 318-19, 416
glycolysis of, 577