Table 1. Antisera used in the study.

Antisera raised*	Code	Source	Dilution
Insulin	842613	DiaSorin, Stillwater, USA	1:2000
Glucagon	927604	DiaSorin, Stillwater, USA	1:2000
Somatostatin	A0566	DAKO corp., Carpenteria, USA	1:200
hPP°	A619	DAKO corp., Carpenteria, USA	1:600

^*All antisera were raised in rabbits except for insulin, which were raised in a guinea pig;

^°hPP, humane pancreatic polypeptide.