INDEX— VOLUME II STARTS ON PAGE 971 



Kefir, 750 

 Kenya fever, 1848 

 Keratitis herpetica, 1899 

 Keratoconjunctivitis, epidemic, 1902 

 Kidney, pulpy disease of lambs, 1782 



pyogenic infections of, 1499 

 Kikuyu, diet and resistance of, 1200 

 Kisselo-mUko, 750, 763, 764 

 Klebsiella, 654, 655 

 Koch, 9 et seq. 

 Koch's phenomenon as example of allergy, 



1161, 1326 

 Koch's postulates, 1002 

 Koch-Weeks bacillus, 791 et seq., 807 



in conjunctivitis, 1496 

 KupfFer cells, phagocytic action of, 1035 et seq. 



LD50 dose of lethal substances, 995 

 Lf and Lr dose of toxin, 1384 

 Lo and L + dose of toxin, 239, 1384 

 Labial necrosis of rabbits, 481, 1788 

 Laboratory infections 



in cholera, 1420 



in dysentery, 1571 



in glanders, 1411 



in louping-ill, 1925 



in lymphocytic choriomeningitis, 1933 



in psittacosis, 1872 



in scarlet-fever, 1464 



in tularaemia, 1721 



in typhus fever, 928, 1846 



in undulant fever, 1701, 1702 

 Lactiformans, 756 

 Lactobacillus, 750-765 



antigenic structure of, 754 



biochemical reactions of, 753 



classification of, 755 



metabolism of, 752 



methods of isolation of from natural 

 sources, 752 



pathogenicity of, 754 



resistance of, 752 



acidophil- xrogenes, 753, 758, 761. See 

 also L. brevis 



acidophilus, 750 et seq., 757, 1987, 1991, 

 1996 



berolinensis, 756 



bifidus, 750 et seq., 762, 763, 1987 



brevis, 756, 758, 761 



buchneri, 756 



bulgaricus, 750 et seq., 763, 1990 



casei, 756, 757 



caucasicus, 750, 757, 763 



exilis, 750, 757, 764 



fermenti, 756 



odontolyticus I and 77, 753 et seq., 760, 761 



pastorianus, 756 



pentoaceticus, 753. See also L. brevis 



plantarum, 757 



wehmeri, 756 

 Lag phase of growth, 83 

 Lakes, bacteria in, 2015 

 Lambs. See Sheep 

 Lamziekte, 880, 1621 

 Laryngo-tracheitis of fowls, 1969 

 Latent infection. See under individual 



Latent infection, in relation to herd infection, 



1246 

 Lattice hypothesis of antigen-antibody re- 

 actions, 208, 220 

 Leben raib, 750 



Lecithinase in bacterial infection, 867, 1774 

 Leeuwenhoek, van, 2 

 Leifson's desoxycholate citrate medium, 1528 



sodium selenite medium, 1528 

 Lemming fever, 1721 

 Lemon's formula, 90 

 Lepromin, 1361 •> 



Leprosy, 1358-1363 



bacillus. See Mycobacterium leprse 



bacteriology of, 434-440 



due to rat leprosy bacillus, 1359 



in rats. See Rats 



Wassermann reaction in, 1360 

 Leptospira, 908 et seq., 919-924 



in water, 1829-1831 



infections due to, 1828-1838 



tabulated diseases due to, 1835 



akiyami, 923, 1834, 1836 



Andaman A and B types, 924, 1834, 1836 



australis A and B, 923, 1836 



autumnalis, 923, 1834, 1836 



bataviae, 923, 1834 



biflexa, 921, 924, 1831 



canicola, 924, 1837 



grippo-typhosa, 923, 1836 



hebdomadis, 923, 1836 



icteroheemorrhagiae, 911, 912, 919 

 in canine jaundice, 1837 

 in infection of rats, 1830 

 in Weil's disease, 1828 



javanica, 924 



mitis, 923 



oryzeti, 924 



pomona, 923, 1837 



Rachmat type, 923, 1834 



Salinem type, 923, 1834 



sejroe, 924, 1836 



Swart van Tienen type, 923, 1834 

 Leucaemia of fowls, 1976 

 Leucocidin, pneumococcal, 592 



staphylococcal, 616 



streptococcal, 590 

 Leucocytes, in relation to immimity, 1036 



kiliing of bacteria by without phagocy- 

 tosis, 1175 



in antiviral immunity, 1233 



role of in immunity, 1174 



variation in phagocytic power of, 1174 

 Leuconostoc citrovorus, 628 



dextranicus, 628 



mesenterioides, 627 

 Leukins, 1173 

 Leukotaxine, 1044 

 Levinthal's medium for growth of H. in- 



fluenzse, 793 

 Lice in relation to epidemic typhus fever, 1841- 

 1844 



to infectious anaemia of rats, 1798 



to relapsing fever, 1805 



to trench fever, 1851 

 Life-cycle of bacteria, 34, 87 

 Light, effect of on bacteria, 102 



