2943
The aim of study was to evaluate the serum concentrations of E - cadherin , EMMPRIN and their potential regulators ( MMP - 8 , MMP - 7 , TIMP - 1 , TIMP - 2 ) , with relevance to apoptosis / cell damage markers ( sFas , sFasL , Hsp27 ) , in children with CKD .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None