Table 1.
Summary of primate samples investigated for the presence of trypanosomes.
| Site (country) | Primate species | Origin | Examined/T-pos. Individuals (%) | Examined/T-pos. samples (%) | DNA source of T-pos. samples |
|---|---|---|---|---|---|
| Taï NP (Côte d'Ivoire) | Western chimpanzee | Wild | 16/8 | 28/11 (39) | Spleen (4×), liver (3×), lymph node (1×); feces (3×)a |
| Sooty mangabey | Wild | 10/1 | 10/1 (10) | Liver | |
| Western red colobus | Wild | 18/2 | 18/2 (11) | Blood | |
| Black-and-white colobus | Wild | 5/0 | 5/0 | – | |
| River Gambia NP (Gambia) | Chimpanzee | Semi-captive | 1/1 | 2/2 (100) | Spleen, livera |
| Chimpanzee Sanctuary (Guinea) | Western chimpanzee | Captive | 1/1 | 2/1 (50) | Liver |
| Budongo NP (Uganda) | Eastern chimpanzee | Wild | 9/1 | 9/1 (11) | Liver |
| Kasyoha-Kitomi FR (Uganda) | Eastern chimpanzee | Wild | 1/0 | 1/0 | – |
| Lui Kotale (DRC) | Western red colobus | Wild | 2/2 | 5/2 (40) | Spleen |
| ND | Pennant's red colobus | Wild | 3/0 | 3/0 | – |
| Limbe Wildlife Centre (Cameroon) | Western lowland gorilla | Semi-captive | 3/0 | 5/0 | – |
| ND (Kongo) | Western lowland gorilla | Captive | 1/0 | 1/0 | – |
| ND (Kongo) | Chimpanzee | Captive | 1/0 | 1/0 | – |
| Ngamba (Uganda) | Chimpanzee | Semi-captive | 27/0 | 27/0 | – |
| Tacugama (Sierra Leone) | Chimpanzee | Semi-captive | 6/0 | 8/0 | – |
| Limbe Wildlife Centre (Cameroon) | Chimpanzee | Captivity | 1/0 | 1/0 | – |
| Munster Zoo (Germany) | Colobus monkey | Captivity | 3/0 | 4/0 | – |
| Frankfurt Zoo (Germany) | Western lowland gorilla | Captivity | 1/0 | 2/0 | – |
| Suma | 109/16 (15%) | 132/20 (15%) | |||
T-pos. – Trypanosome-positive; NP – National Park; FR – Forest Reserve; % – prevalence; sanctuary ND – not determined (from sanctuary); DRC – Democratic Republic of Congo. Western chimpanzee – Pan troglodytes verus, Eastern chimpanzee – Pan t. schweinfurthii, Chimpanzee – Pan troglodytes, Western lowland gorilla – Gorilla gorilla gorilla, Western red colobus – Piliocolobus badius, Pennant's red colobus – P. pennantii, Black-and-white colobus – Colobus polykomos, Sooty mangabey – Cercocebus atys.
a
Several samples were collected from one individual.