638 



SUBJECT INDEX 



Mercaptoethylamine, 149 



Metabolic anomalies in mice, 466 



Method for analyzing regular mating systems, 8 



Methodology of behavioral genetics, 293 



Methodology of experimental mammalian 



teratology, 233-246 

 Methods 



in mammalian immunogenetics, 347 

 for measuring behavioral differences 

 choice of conditions for testing, 289 

 controlling environment, 287 

 developmental, 286 



genotypic versus phenotypic orientation, 290 

 measurement of behavior, 288 

 statistical analysis, 291 

 for pigment cell-research, 323 

 for testing linkage, 56 

 of breeding, 1 

 of keeping records, 522 

 of procurement of blood, 351 

 of tissue culture, 492 

 of tissue transplantation, 371 

 useful in physiologic genetics, 227 

 Methods for testing linkage, 56-82 

 Methods in mammalian immunogenetics, 



347-374 

 Methods of keeping records, 522-537 

 Methylcholanthrene, 255 

 Mice, 55 



animal rooms 



filtration of air in, 541 

 humidity in, 543 

 temperature, 541 

 traffic flow in, 545 

 bedding in cages for, 541, 545 

 cages for, 547 

 cannibalism in, 544 

 collection of blood in, 558 

 comparison of rate of ovulation and repro- 

 ductive efficiency of, 276 

 covers for cages, 549 

 established strains of, 86 

 feeding of, 539 



food for, introduction of pathogens in, 545 

 food hoppers for cages of, 550 

 handling of, 543 

 husbandry, 539 



equipment, and procurement of, 538 

 international rules of nomenclature for, 517 

 procurement of, 554 

 shipping containers for, 555 

 symbols for designating substrains of, 101 

 tables and carts for care of, 553 

 technique for study of anemia in, 558 

 transplantation of tissues into mammary fat 



pads of, 565 

 vendors of equipment useful in care of, 556 

 watering devices for, 550 

 Microbial genetics, relationship to somatic cell 



genetics, 407 

 Microphthalmia, 178, 191, 243 



Mitotic arrest 



and hypotonicity, 473 

 and vincaleukoblastine, 475 

 Mixed cross, 57 

 Molds, haploidization in, and somatic crossing 



over, 412 

 Molecular antigens, 348 

 Mongolism, 505 

 Morbidity, relationship of, to genie differences 



in susceptibility, 404 

 Mordant, iron, 488 

 Morphology, chromosomal, 423 

 Mortality 



infant, in mice, 146 



neonatal, infant, and childhood, of mice com- 

 pared to man, 147 

 of mice from Salmonella, 392 

 Mosaicism, 460 

 Mosaics, 414 

 Mouse 



colony, facilities and equipment, 546 

 linkage map of, 77, 78 

 names of genes in, 79 

 Moving-boundary electrophoresis, 301 



of carbonmonoxyhemoglobins, 302 

 Multiple-gene stocks, 75 

 Mutation(s) 



backcross test of, 137 

 chemically-induced, 154 

 dominant, 136 



lethals, effect of hypoxia on, 148 

 visible, 140 

 effect of purine and adenosines on, 154 

 following radiation, 136 

 lethal, 136 



from radiation, 138 

 microbial, 142 

 probability of, 54 

 random, 192 

 rate 



affected by actinomycin D, 152 

 for sex-linked lethals, 140 

 in somatic cells, 509 

 relationship to dose of radiation, 141 

 spermatogonial, 141 

 recessive, 136 

 visible, 141 

 recovery process, 138 

 somatic, 416, 417, 460, 465 

 in Drosophila, 421 

 in maize, 421 

 in translanted tumors, 432 

 X rays in, 419 

 specific locus test of, 137 

 visible, 136 

 Murine leukemia, 423 

 Murine typhoid, 384 

 Muscular dystrophy in mouse, 220 

 Mutagenesis, relationship to carcinogenesis, 263 

 Mutants 



auxotrophic, selection of, 451 



