Figure 2.

Cryodevices employed for vitrification of a hundred of rat pancreatic islets. (A) Nylon mesh device, processed as a developed figure of a triangular pyramid, with a square opening of 37 µm on a side length and nylon 66A-fiber diameter of 35 µm. (B) Silk fibroin sponge disc, with 8 mm in diameter and 1 mm in height