736
S U B J E C T I N D E X
Cell surface—continued
during division, 215
enzymes at, 310, 520-1
function dependent on, 63
globulins and, 500
hyaluronic acid and, 376
and induction, 545
ions and, 33, 520, 686
lipids and, 500
molecular ecology of, 180
of monolayered cells, 505, 521
mucopolysaccharides o n , 368, 501
p H at, 310
proteins and, 104
and reaggregation, 499, 505, 520
recording of, 12
self-duplication of, 164
sialic acid and, 376
specificity at, 520
trypsin and, 58
types of, 158, 173
variability of, 5 1 , 153, 155, 158,
505
vitamin A and, 384, 679-80
vitamin C and, 685-6
Cell suspensions (see also Suspension
cultures),
vitamin A and epidermal, 664
Cell types,
evolution of, 159-62
interrelationships between, 469,473
and mucopolysaccharides, 354
physico-chemical characteristics of,
162-4
propagable in vitro, 476
requirements o f different, 108
significance of, 147-59
specificities of, 516
in vivo and cell strains in vitro, 464-7
Cellulose,
acetate (rayon), 78
chromatography o n , 361-2, 365
disc for organ culture, 76
separation from mucopolysaccharides,
361
Cellulose sponge,
use in roller tubes, 4 4
Cement,
intercellular, 50-1
Centrifugation,
for mediated aggregation, 492, 4 9 4 - 5
for separating cells, 4 5 - 6
Centrioles,
during mitosis, 211, 213, 228
Centromere (kinetochore),
and centrioles, 213
and condensation o f chromosomes, 431
definition, 2 0 8 - 9
and hydroxylamine, 446
loss of, in monosomy, 410
nature of, 445
in salivary gland chromosomes, 423
Centrospheres,
in endothelial cells, 165
Cephalin,
and neuralization o f ectoderm, 543
and spreading o f cells, 32
Cerebral cortex,
adrenaline and cultures of, 616
Cerebral vesicle,
development of, 535
Cetylpyridinium,
and precipitation o f mucopolysaccharides, 360-2
Cetyltrimethyl-ammonium bromide,
and mucopolysaccharides, 361, 367
Charge (electrical),
on cell surface, 33, 69, 108, 164, 376
Chelators, 53
amino acids as, 107
effects o f o n cells, 5 7 - 8
Chemically defined
medium,
see
Synthetic m e d i u m
Chemotaxis,
and mass cell-movements, 196
positive and negative, 185-6, 192-4
Chick-bouillon, 3
Chimaera (chimera),
in cell aggregates, 508-9
o f genital apparatus, 581
interspecific, 511-12
triploidy and, 412
Chloramphenicol,
and spindle, 213
use of, 21
Chlorides,
o f essential elements, 2 5 - 6
specificity o f ion, 26
Chloride-secreting cells, 26
/>-chloromercuribenzoate,
and inhibition o f protease, 310
Cholesterol,
and behaviour o f cells, 63, 153, 493
and cell surfaces, 158
S U B J E C T I N D E X
Cell surface—continued
during division, 215
enzymes at, 310, 520-1
function dependent on, 63
globulins and, 500
hyaluronic acid and, 376
and induction, 545
ions and, 33, 520, 686
lipids and, 500
molecular ecology of, 180
of monolayered cells, 505, 521
mucopolysaccharides o n , 368, 501
p H at, 310
proteins and, 104
and reaggregation, 499, 505, 520
recording of, 12
self-duplication of, 164
sialic acid and, 376
specificity at, 520
trypsin and, 58
types of, 158, 173
variability of, 5 1 , 153, 155, 158,
505
vitamin A and, 384, 679-80
vitamin C and, 685-6
Cell suspensions (see also Suspension
cultures),
vitamin A and epidermal, 664
Cell types,
evolution of, 159-62
interrelationships between, 469,473
and mucopolysaccharides, 354
physico-chemical characteristics of,
162-4
propagable in vitro, 476
requirements o f different, 108
significance of, 147-59
specificities of, 516
in vivo and cell strains in vitro, 464-7
Cellulose,
acetate (rayon), 78
chromatography o n , 361-2, 365
disc for organ culture, 76
separation from mucopolysaccharides,
361
Cellulose sponge,
use in roller tubes, 4 4
Cement,
intercellular, 50-1
Centrifugation,
for mediated aggregation, 492, 4 9 4 - 5
for separating cells, 4 5 - 6
Centrioles,
during mitosis, 211, 213, 228
Centromere (kinetochore),
and centrioles, 213
and condensation o f chromosomes, 431
definition, 2 0 8 - 9
and hydroxylamine, 446
loss of, in monosomy, 410
nature of, 445
in salivary gland chromosomes, 423
Centrospheres,
in endothelial cells, 165
Cephalin,
and neuralization o f ectoderm, 543
and spreading o f cells, 32
Cerebral cortex,
adrenaline and cultures of, 616
Cerebral vesicle,
development of, 535
Cetylpyridinium,
and precipitation o f mucopolysaccharides, 360-2
Cetyltrimethyl-ammonium bromide,
and mucopolysaccharides, 361, 367
Charge (electrical),
on cell surface, 33, 69, 108, 164, 376
Chelators, 53
amino acids as, 107
effects o f o n cells, 5 7 - 8
Chemically defined
medium,
see
Synthetic m e d i u m
Chemotaxis,
and mass cell-movements, 196
positive and negative, 185-6, 192-4
Chick-bouillon, 3
Chimaera (chimera),
in cell aggregates, 508-9
o f genital apparatus, 581
interspecific, 511-12
triploidy and, 412
Chloramphenicol,
and spindle, 213
use of, 21
Chlorides,
o f essential elements, 2 5 - 6
specificity o f ion, 26
Chloride-secreting cells, 26
/>-chloromercuribenzoate,
and inhibition o f protease, 310
Cholesterol,
and behaviour o f cells, 63, 153, 493
and cell surfaces, 158