Table 2.
Light microscopical features of biopsy specimens before (biopsy 0) and after inoculation with Brachyspira hyodysenteriae
| Pig no. | 0 |
1 |
2 |
3 |
4 |
||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum crypt length (μm) | Maximum crypt length (μm) | Depletion of goblet cell mucusa | Excess luminal mucus | Goblet cell hyperplasia | Mucosal erosions | Exudate on mucosal surface | Maximum crypt length (μm) | Depletion of goblet cell mucusa | Excess luminal mucus | Goblet cell hyperplasia | Mucosal erosions | Exudate on mucosal surface | Maximum crypt length (μm) | Depletion of goblet cell mucusa | Excess luminal mucus | Goblet cell hyperplasia | Mucosal erosions | Exudate on mucosal surface | Maximum crypt length (μm) | Depletion of goblet cell mucusa | Excess luminal mucus | Goblet cell hyperplasia | Mucosal erosions | Exudate on mucosal surface | |
| 1 | 352 | 682 | +A | + | − | − | − | 715 | +A | + | − | + | + | 605 | +A | + | + | − | + | ||||||
| 2 | 385 | 550 | +A | − | − | + | + | 770 | +A | + | − | − | + | 660 | +A | − | − | − | − | 660 | +A | + | + | − | − |
| 3 | 440 | 660 | +B | + | − | + | + | ||||||||||||||||||
| 4 | 385 | 660 | +A | + | − | + | + | 550 | +A | + | − | + | + | ||||||||||||
| 5 | 440 | 660 | +A | − | − | + | − | ||||||||||||||||||
| 6 | 440 | 715 | +B | + | − | − | + | 880 | +A | + | − | − | + | 770 | +A | + | + | − | − | ||||||
| 7 | 440 | 440 | +A | + | − | − | − | 825 | +B | + | − | + | + | 660 | +A | − | + | + | − | ||||||
Biopsies 1–4 taken with 2–3 days interval starting 1 day after onset of diarrhoea (biopsy 1).
a
A, in lower part of crypts; B, in major part of crypts.