478 



INDEX 



Aerobic oxidation, steps in, 2(Mj 

 Agar as determinant group, 417 

 Agglutinins, effect of ninhydrin on, 

 433 



— separation, 427 



Alanine, degradation, 230, 237 



— S3rnthesis, 339 



— P-, 101, 107, 224 



and drug resistant C. diphtherice, 



153, 154 

 in bios, 100 



— d-, as energy source, 218 

 Alboleersin, 396 

 Albucid, 133 



Albumin, as antigen, 400 



— in protein of hen and duck eggs, 



399 



— in protein of micro-organisms, 60, 



330 



— precipitation by ammonium sul- 



phate, 60, 424 

 Alcaligenes fcecalis, activation as 



hydrogen donator, 195 



anaerobic growth, 208 



aneurin in, 103 



growth factors in, 115 



— radiobacter, nitrogen fixation, 221 

 Alcoholic fermentation, mechanism, 



265, 269 et seq. 



Meyerhof 's theory of, 274 



Neuberg's forms of, 272 



products of, 262 



Alcohols, oxidation by Metkanohac- 



terimn omelianski, 76, 78 

 Aldehyde mutase, 314, 322 

 Aldobionic acids as determinant 



groups, 413 

 Aldol, 279, 313, 316, 382 

 Alexin, see Complement 

 Alkyl proteins, 415 

 Allicin, 185 



Amides, utilisation of, 216 

 Amines, utilisation of, 215 

 Amino-acids, degradation, 227 et scq. 

 by bacteria, moulds and yeasts, 



234 



ease of attack, 216, 237 



■ energy source of anaerobes, 218 



estimation of. 238 



Amino-acids in proteins of micro- 

 organisms, 60, 330 



— requirements of heterotrophs, 81 



et seq. 



— synthesis, 339 et seq. 



— toxicity to bacteria, 217 



— utilisation of, 215 

 ^-Aminobenzene sulphonamide, 131 

 Aminobenzene sulphonic acids, 406 

 Aminobenzoic acids, 406 

 jp-Aminobenzoic acid, 99, 101 



inhibition of sulphonamides, 



101, 137 



ionisation of, 141, 143 



^9-Aminobenzyl cellobiuronide, 412 



— gentiobiuronide, 412 



fZ- Amino-oxidase, prosthetic group, 



41, 42 

 j9-Aminophenol-P-galactoside, 41 1 



— a-glucoside, 411 



— P-glucoside, 410 



CO -Amino valeric acid, 228, 237 

 Ammonium borate, 445 



— salts, utilisation of, 215 



by autotrophic bacteria, 68 



by heterotrophic bacteria, 81 



et seq. 

 Amoebff, chemotherapy of, 130 

 Amygdalin, 37, 51 

 (?-Amyl alcohol, 280 

 i5o-Amyl alcohol, 231, 280 

 Amylase, activation of, 48 



— crystalline, 41 



— effect of pH on, 48 

 Anaerobes, absence of catalase from, 



199 



— growth in oxj^gen, 207 

 Aneurin, 393 



— diphosphate, 43, 150 



— growth factor, 100, 102 



— in yeast, 339 



— pyrophosphate, as co-carboxylase, 



103 



Anisoyl proteins, 415 



Anthocyanin pigments, 391 



Anthranilic acid, in tryptophane syn- 

 thesis, 343 



Anthranols, 396 



Anthraquinone pigments, 386, 395 



Anti-amylase, 50 



i 



