5430
The effect on aerobic glucose consumption , lactic acid formation , content of total ( T - SH ) and non - protein thiol groups ( NP - SH ) , endogenous respiration and the level of ATP in tumor cells incubated in vitro was investigated .
 tumor cells
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 tumor cells