Peter II (czar of Russia), 82
(^) Phoenix virus, 51 , 52
(^) pigs, influenza and, 19 – 20
(^) Pneumocystic jiroveci, 55 – 56
(^) pneumonia: emergence of HIV and, 55 – 56 ; mimiviruses and, 89 – 90 , 91
(^) polio, manufactured, 87
(^) poverty, HIV treatment and, 61
(^) Proctor, Lita, 41 – 42 , 43
rabbits, viruses and cancer in, 23 – 25
(^) reproduction, of human papillomavirus, 25 – 27
(^) resh, 9 , 11
(^) retroviruses, 48 – 52. See also avian leukosis; HIV
(^) rhinovirus, 8 , 10 , 12 , 13. See also common cold
(^) RNA: origins of life and, 93 – 94 ; virus genomes and, 91
(^) Romania, West Nile virus in, 68
(^) Rous, Francis, 24
(^) Rowbotham, Timothy, 89 – 90
Sargasso Sea, quantity of viruses in, 42
(^) SARS (severe acute respiratory syndrome), 76 – 77
(^) severe acute respiratory syndrome (SARS). See SARS (severe acute respiratory syndrome)
(^) Shigella bacteria, 35 – 36 , 37
(^) Shope, Richard, 24
(^) Sieburth, John, 42
(^) SIVcpz, 74 – 75
(^) smallpox, 66 , 82 – 87 ; picture of, 80
(^) Soverow, Jonathan, 69
(^) Soviet Union: bacteriophage research in, 37 ; smallpox eradication and, 86
(^) spillover hosts, 75 , 76
(^) Suttle, Curtis, 2
(^) swine flu, 19 – 20