27723
The effect of the hydrophilic / hydrophobic ratio on the endocytosis mechanisms is evaluated by fluorescence microscopy on culturing of human hepatoblastoma cells and human umbilical vein endothelial cells , individually , mixed with the micelles holding the same parameters including micelle size , shape , and surface charges .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None