5146
YAC and cosmid contigs spanning the BRCA1 region were used to select cDNA clones from pools of cDNAs derived from human placenta , HeLa cells , activated T cells , and fetal head .
 BRCA1 region
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 BRCA1 region