Table 3.
Characteristics and Sperm Morphology in the Cfap43- and Cfap44-Deficient Male Mice
| Wild-Type Male Micea | Cfap43-Deficient Male Micea | Cfap44-Deficient Male Micea | |
|---|---|---|---|
| Body weight (g) | 24.2 (22.4–25.9) | 22.1 (20.5–24.5) | 24.7 (21.3–27.0) |
| Testis Weight | |||
| Left (g) | 0.093 (0.079–0.108) | 0.084 (0.078–0.094) | 0.091 (0.077–0.102) |
| Right (g) | 0.095 (0.074–0.117) | 0.089 (0.082–0.101) | 0.091 (0.072–0.108) |
| Semen Parameters | |||
| Sperm count (106)b | 6.8 (6.7–7.0) | 0.2 (0.1–0.4) | 0.4 (0.2–0.7) |
| Motility (%) | 76 (72–79) | 0 | 1 (0–2) |
| Progressive motility (%) | 65 (70–71) | 0 | 1 (0–2) |
| Sperm Morphology | |||
| Normal flagella (%) | 90.8 (89.0–94.0) | 0 | 0 |
| Absent flagella (%) | 1.2 (0.5–2.5) | 11.5 (8.0–13.5) | 12.0 (8.0–19.5) |
| Short flagella (%) | 1.8 (1.5–2.0) | 43.3 (36.0–52.5) | 50.4 (47.0–55.0) |
| Coiled flagella (%) | 4.2 (2.0–5.5) | 32.0 (30.5–34.5) | 25.8 (20.5–33.0) |
| Angulation (%) | 1.7 (1.0–2.5) | 6.0 (4.0–8.5) | 5.5 (3.0–7.0) |
| Irregular caliber (%) | 0.3 (0–0.5) | 7.2 (4.5–8.0) | 6.3 (5.5–8.0) |
a
Values represent the mean (range).
b
Per single epididymis.