Skip to main content

Table 1 - Impact of cryopreservation protocol (vitrification versus slow-freezing) on morphology of ovarian follicles according to developmental stage

From: Vitrification of human ovarian tissue: a practical and relevant alternative to slow freezing

  

Number of resting follicles (%)

Number of primary follicles (%)

Number of secondary follicles (%)

Group

Total number of follicles

Total

Intact

Total

Intact

Total

Intact

Unfrozen

249

203 (81.5 %)

203 (100 %)

39 (15.7 %)

38 (97.4 %)

7 (2.8 %)

7 (100 %)

Vitrification

482

467*** (96.9 %)

392*** (84 %)

11** (2.3 %)

9 (81.8 %)

4* (0.8 %)

2 (50 %)

Slow-freezing

374

365*** (97.6 %)

293*** (80.3 %)

9** (2.4 %)

9 (100 %)

0* (0 %)

_

  1. Data are expressed as numbers and proportions [n (%)]. *0.01 < p < 0.05, **0.001 < p < 0.01, ***p < 0.001 compared to the unfrozen control