1569
In contrast , here we demonstrate that the presence of nitrite , but not nitrate , during irradiation of endothelial cells in culture exerts a potent and concentration - dependent protection against UVA - induced apoptotic cell death .
 Anatomy: endothelial cells; Anatomy: cell
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: endothelial cells; Anatomy: cell