INDEX. 689 



Weichselbeum, 303, 330 i Wright, 295, 382, 576 



Weigert, 30, 600 I Wurtz's agar-agar and gelatin, 135 



doctrine of cell-equilibrium, i 



600 ! Y ER SI S bacterium, 417 



Welch, 281, 291, 331, 556 i A 



Widal's reaction, 431, 437, 578, 



609 i V ERSIN > 322 > 566 



Wilde, 27 | I 



Winogradsky, nitro-monas of, 530 

 Wolfl hiigel's counting-apparatus, r^OOGLCEA of bacteria, 50 



635 U Zymase, 39 



Wound-infection, 26-29 Zymogenic bacteria, 36 



