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The expression of appropriate reporter genes ( triangle upLNGFR , EGFP ) was analyzed in the differentiated progeny of transduced stem cells in vitro, in liquid culture as well as in clonogenic assay , and in vivo, after bone marrow transplantation in lethally irradiated mice .
 transduced stem cells, reporter genes, EGFP, triangle upLNGFR
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 transduced stem cells, reporter genes, EGFP, triangle upLNGFR