Table 3. Effect of acute (day 1) and chronic (days 15 and 30) psychological stress on the number of islets in fasting and fed states. Each value represents Mean ± SEM for 3 rats. Spleen region of the pancreas of control group (Cs), spleen region of the pancreas of the stressed group (Ss), middle region of the pancreas of the control group (Cm), middle region of the pancreas of the stressed group (Sm), intestine region of the pancreas of the control group (Ci), intestine region of the pancreas of the stressed group (Si).