SUBJECT INDEX 



475 



Monochromatic radiation, 437 

 Moncncigetic railiation, 437 

 Mounting method, autoradiography, 



335-336 

 Movement of ions, in immunological 

 studies, 4 



permeability, 4 



placental transfer, 4 



in soil and plant studies, 4 



of substances from GI tract, 3 

 Mucosa, 437 



a-Naphthol-hypochlorite reagent, 371 

 Naphthoresorcinol reagent, 371 

 Naphthylethylenediamine reagent, 371 

 Natural radioactivity, 437 

 Naturally occurring levels (see individ- 

 ual isotopes) 

 Necrosis, 437 

 Needle counters, 195 

 Neodymium, summary, 272 

 Neodymium (Nd*), summary, 272, 449 

 Neoplasm, 437 

 Nerve fibers, radioactivation analysis 



of, 421-422 

 Neutron, 437 

 Neutron flux, 437 



for radioactivation analysis, 415-419 

 Neutron source, 437 



for radioactivation analysis, 416-419 

 Nickel, summary, 273-274 

 Nickel (Ni*), summary, 273-274, 449 

 Ninhydrin reagent, 371 

 Niobium, summary, 275 

 Niobium (Nb*), summary, 275, 449 

 Nitrogen (N^^) for red-cell-survival 



assay, 38-40 

 Nitrogen compounds in plants, 380-381 

 Nuclear emulsion, 432 

 Nuclear species, 437 

 Nucleic acids, composition, 403-405 

 definition, 437 

 double-labeled, 45 



separation by ion exchange, 404-405 

 synthesis in cells, 348-349 

 Nucleonics, 438 



Nucleoproteins, nomenclature of com- 

 ponents, 403 

 Nucleus, 438 



of a cell, autoradiography of, 350, 355 



Nuclide, 438 



Nutrients, movement of, 3-4 



Oral dosage of radioisotopes, 141-144 

 Orcinol reagent, 371 

 Organic compounds, radiation decom- 

 position, 71 



Organic intermediates of photosyntlicsis, 

 41 



Organic reaction rates, isotope effects 

 in, 77-78 



Organic separations by paper chro- 

 matography, 370-378 



Osmium, summary, 276 



Osmium (Os*), summary, 276, 449 



Osteogenic, 438 



Oxidation, for carbon-14 assay, 163-167 

 mixture for, 163 

 of samples, 162-163 

 for tritium assay, 251 



Paint decontamination, 101 

 Palladium, summary, 277 

 Palladium (Pd*), summary, 277, 449 

 Paper chromatography, advantages, 361 

 amino acid studies, 380-381 

 application of sample, 367 

 autoradiography in, 381-383 

 carbon-14 studies, 378-381 

 chambers, 362-366 

 color reagents, 368-373 

 definition, 360 

 detection of spots, 368 

 with electrical field, 373-375 

 filter paper, 366 

 inorganic separations, 375, 379-380 



survey, 379-380 

 of insecticides, 383 

 iodine metabolism studies, 257, 382- 



383 

 ketosteroid separations, 383 

 organic separations, 376-378 

 paper for, 366 

 in photosynthesis, 378-381 

 quantitation, 373 

 radioisotopes, 378-383 

 reagents for color development, 368- 



373 

 reversed-phase, 383 

 Rf value, 362 



small-scale separations, 465 

 solvents, 367-368 

 two-dimensional, 365 

 yttrium-complex studies, 318 

 Paper electrophoresis, 373-375 

 Paramecia, autoradiographic study, 252 

 Parathyroid-hormone assay with P^S 47 

 Parent, parent nuclide, 438 

 Parent-daughter relationships, advan- 

 tages of daughter assay, 63-64 

 methods with short-lived daughter, 



65-66 

 in tracer studies, 63-65 

 Parenteral dosage, small animals, 144 



