Table 1 Number of conceptus cultures prepared for each of the three stages of morphological development recovered on days 11, 12, 13 and 15 after the onset of oestrus (numbers in parentheses indicate the number of cultures secreting measurable quantities of oestradiol-17β).
From: Synchronous onset of oestradiol-17β secretion by Meishan conceptuses
Days after the onset of oestrus | ||||
|---|---|---|---|---|
11 | 12 | 13 | 15 | |
Number of microscopic blastocysts cultureda | 72 (7) | 3 (2) | 1 (1) | 0 (0) |
Number of macroscopic blastocysts cultureda | 16 (9) | 73 (73) | 19 (19) | 0 (0) |
Number of mixed filamentous blastocyst culturesb | 0 (0) | 6 (5) | 23 (23) | 36 (36) |