8140
In response to hypoxia, sickle red blood cells ( SS RBC ) and leukocytes exhibit increased adherence to the vascular endothelium, while diapedesis of leukocytes through the blood vessel increases .
 cell type: sickle red blood cells; cell type: leukocytes; cell type: SS RBC; cell type: leukocytes
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: sickle red blood cells, leukocytes, SS RBC, leukocytes 
Answer:
 cell type: sickle red blood cells; cell type: leukocytes; cell type: SS RBC; cell type: leukocytes