1143
The cells for diagnosis were divided into four groups stained by PI ( Propidium - iodide ) , PY ( Pyronin ) , PCNA - FITC and PCNA - mouse - alpha - 2a .
 Anatomy: cells
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: cells