Episode 4

"Food Poisoning" (食中毒) is the 4th episode of the Cells at Work! anime adaption. It is based on the fifth chapter of the manga which has the same title.

New characters

 * Eosinophil
 * Mast Cell
 * Basophil
 * Enteritis Vibrio

Returning characters

 * U-1146
 * AE3803
 * Helper T Cell
 * Regulatory T Cell