Open Access
Review
Table 3.
Distribution of Cryptosporidium species/subtypes in cattle of different ages.
| Age | No. specimens | No. positive | Cryptosporidium species (no.) | Subtype | Infection rate (%) | Reference |
|---|---|---|---|---|---|---|
| Preweaned | 2734 | 533 | C. andersoni (88), C. bovis (178), C. parvum (185), C. ryanae (50), C. bovis + C. ryanae (11), C. parvum + C. bovis (8), C. parvum + C. ryanae (4), C. parvum + C. andersoni (3), C. meleagridis (5) | IIdA14G1 (4); IIdA15G1 (92); IIdA19G1 (68); IIIeA22G2R1 (3); A4, A4, A4, A1 (3) | 19.5 | [1, 17, 23, 25, 30, 48, 52, 59] |
| Postweaned | 3601 | 324 | C. andersoni (231), C. bovis (59), C. parvum (15), C. ryanae (15), C. bovis + C. ryanae (3) | IIdA15G1 (2); A4, A4, A4, A1 (11); A2, A4, A4, A1 (1); A2, A4, A2, A1 (1); A1, A4, A4, A1 (10) | 9.0 | [1, 3, 17, 25, 29, 43, 52, 59] |
| Juveniles | 2685 | 287 | C. andersoni (214), C. bovis (45), C. parvum (3), C. ryanae (15), C. xiaoi (1), C. suis-like (2), C. bovis + C. ryanae (2) | A5A4, A4, A1 (5); A4, A4, A4, A1 (42); A4, A4, A2, A1 (3); A2, A4, A4, A1 (4); A2, A4, A2, A1 (1); A1, A4, A4, A1 (9) | 10.69 | [25, 28, 29, 32, 44, 56, 57, 58] |
| Adults | 3196 | 158 | C. andersoni (108), C. bovis (22), C. ryanae (18), C. ubiquitum (1), new Cryptosporidium genotype (2) | A4, A4, A4, A1 (3); A1, A4, A4, A1 (9) | 4.94 | [18, 25, 28, 29, 44, 56, 57] |
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