Table 1 Overview of experimental groups (n = 5 each).

From: Usability of abattoir-acquired pig eyes for refractive excimer laser research

Group

Scalding

Description

Group A

No scalding

Negative control

Group B

Tunnel scalding followed by scraping

Scalded by spraying the carcass with hot water

Group C1

Tank scalding followed by scraping

Scalded by immersion of the carcass in hot water; without opaque corneal lesion

Group C2

Tank scalding followed by scraping

Scalded by immersion of the carcass in hot water; with opaque corneal lesion

Group D

Scalding in laboratory without subsequent scraping

Positive control