studies of childhood, 86; meeting with family of second wife and growing intimacy, 86-8, 94; Setchénoff's description of, 88; harmony of second marriage, 89-95; character and disposition 96-8, 143-5; views of women's scientific capacity, 103; inoculates himself with relapsing fever, 104; and the phagocyte theory, first statement of, 110, describes first inception of, 116-17, progress in, 117-22, 126, 128, 142, 148, 150-53, 158-66, 183, 208-9, controversies and attacks on, 131, 133, 142, 147-9; difficulties over Russian estate management, 112-14; life at Messina, 115-19; again returns to Russia, 119; journey through Spain to Tangiers, 123-4; life at Tangiers and Villefranche, 125-6; describes work at Bacteriological Institute, Odessa, 127-8; describes first meeting with Pasteur, 132; Pasteur's offer, 132; visit to Berlin and reception by German scientists, 133; work and influence at Pasteur Institute, 135-146; M. Roux's appreciations of, 138-9, 150, 159; other appreciations, 141, 165; life at Sèvres and Paris, 144-5; visit to England, 149; triumph at London Congress, 150; interest in Pfeiffer's phenomenon, 158-60; theory and studies of natural death, 192-5, 230-35, 237-8, 252; receives Nobel Prize, 199; journey to Sweden and Russia, 199-200; visit to Tolstoï, 200-205; expedition to Kalmuk steppes, 210 _seq._; unpleasant incident of lacto-bacilli fabrication, 225-7; kindness to friends, 227-8; descriptions of his own symptoms, etc., 229-36, 250-51, 263-5; holidays at St. Léger-en-Yvelines, 228, 237-9, 251; effect of war on, 239-46, 261; preface to _Founders of Modern Medicine_ quoted, 247-8; plans a work on sexual questions, 249, 252, 260; jubilee celebrations, 249-50; last illness, 254-73; last days at Pasteur Institute, 256-73; death, 273; synopsis of work and achievements, 276-81 Metchnikoff, Madame, meeting with Metchnikoff, 87, parents and family, 87-8, 94, marriage, 89, 90, relations between husband and wife, 90-95, illness of, in 1880, 104, loss of both parents, 112, illnesses of, 123, 181, 252 Metchnikoff, Emilia Lvovna (_née_ Nevahovna), appearance and disposition, 2, 5, 6, 93; a capable housewife, 3; a devoted mother, 4, 6, 13, 14, 18, 37; delicacy of, 22; ancestors, 26; influence on Elie Metchnikoff's choice of a career, 41; endeavours to prevent Elie's first marriage, 66; letters to, from Elie quoted, 44-5, 65-69; death of, 94 Metchnikoff, Elena Samoïlovna, 4, 8, 10