INDEX 



493 



Penatin, 168, 170 

 Penicillamine, 173, 174 

 PenicilHc acid, 163, 170, 288, 296 

 Penicillin, 171, 283, 305 



— -A, 168 



— -B, 168, 176 



— -F, 172 



— -G, 172 



— -X, 172 



— -K, 172 



— I. 172 



— II, 172 



— Ill, 172 



— activity, 175 



— drug resistance to, 155, 170 



— in chemotherapy, 175 



— purification, 172 



— structure, 174 



— unit, 174 

 Penicillinase, 174, 176 

 Penicillium aurantio-hninneum, 378 



— aurantio-griseum, 378 



— aurantio-virens , 176 



— hrevicaule, 305 



— hrevi-compactum , 185, 378 



— carminoviolaceum, 395 



— charlesii, 296, 352 



— chrysogenum, 283, 303, 305 

 penicillin from, 171 



— citreoroseum, 395 



— citrinum, 159 



— citromyces, 327, 397 



— citromyces-glabnim, 390 



— claviforme, 160 



— cydopiuin, 170, 395 



— digitatum, 303 



— expansuni, 351 



— fu n ic ulosum, 395 



— glaucum, 346 



— griseo-fulvum, 307, 308 



— italicum, 378 



— javanicum, 378 



— johannioli, 176 



— luteimi, 293, 327, 351 



— mannitol in, 62 



— notatum, 168, 171, 283, 305 



— palitans, 308 



— patulum, 160, 307 



— phoeniceum, 394 



— puherulum, 176, 296, 378 



PeniciUlum resticulosum, antibiotic 

 from, 184 



— rubrum, 394 



— spiculisporum, 286 



— spinulosum, 179, 388, 394 



— stoloniferum, 296 



— varians, 352 



— vitamin-C in, 65 

 Penicilloic acid, 173, 174 

 Penillamine, 173, 174 

 Penillic acid, 173, 174 

 iso-Penillic acid, 173, 174 

 Penillo-aldehydes, 173, 174 

 Pentacosanoic acid, 375 

 Pentamidine, 129 

 Pentosans, fermentation of, 312 

 Pentoses, in nucleoproteins, 62 

 Pepsin, 37 



— crystalline, 41 



— crystallisation, 45 



— effect of ^H on, 48 



— specificity, 51 



— synthesis by, 40 

 Pepsinogen, crystallisation of, 45 

 Peptidases, specificity of, 51, 330 

 Peptides as determinant groups, 407, 



440 

 Peptone, action of papain, 48 

 of trj-psin, 49 



— in micro-organisms, 60 

 Peroxidase, 212 



— crystalline, 41 



— in bacterial respiration, 199 



— inhibition, 200 



— nature of, 40 



- — purification, 45 



— test for, 200 

 ^H, definition, 8 



— effect on bacteria, 4 



on enzymes, 4 



on pepsin, 4 



trj^sin, 4 



on Vibrio comma, 4 



— of acids, 8, 9, 10 



— of alkalies, 8, 9 



— of blood, 8 



— of water, 8 



— determination of, colorimetric, 13 



et seq. 

 electrometric, 11 et 'seq. 



