12536
This result suggests that expression of Aldh1 protein is negatively regulated by Hox11 and that abnormal expression of Aldh1 in Hox11 null mice may cause loss of splenic precursor cells by aberrant retinoic acid metabolism
 cell type: splenic precursor cells; protein: Hox11; protein: Aldh1; protein: Hox11; protein: Aldh1; protein: Aldh1 protein
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: splenic precursor cells, Hox11, Aldh1, Hox11, Aldh1, Aldh1 protein 
Answer:
 cell type: splenic precursor cells; protein: Hox11; protein: Aldh1; protein: Hox11; protein: Aldh1; protein: Aldh1 protein