Sample	Source	Gender	Tissue	Treatment	Mutation
GSM259581	pretreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259582	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259583	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259584	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259585	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259586	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259587	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259588	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259589	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259590	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259591	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259592	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259593	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259594	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259595	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"	
GSM259596	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"
GSM259597	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"
GSM259598	posttreatment; human breast tumor	female	breast tumor	"Letrozole, 2.5mg/day,oral, 3 months"
GSM259599	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259600	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259601	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259602	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259603	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259604	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259605	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259606	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259607	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259608	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259609	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259610	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259611	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259612	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259613	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259614	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259615	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM259616	Letrozole treated; human breast tumor	female	breast tumor	pretreatment
GSM194618			mammospheres derived from breast tumor	
GSM194620			mammospheres derived from breast tumor	
GSM194621			mammospheres derived from breast tumor	
GSM194622			mammospheres derived from breast tumor	
GSM194623			mammospheres derived from breast tumor	
GSM194624			breast tumor	
GSM194625			breast tumor	
GSM194626			breast tumor	
GSM194627			breast tumor	
GSM194628			breast tumor	
GSM194629			breast tumor	
GSM194630			breast tumor		
GSM194631			breast tumor		
GSM194632			breast tumor		
GSM194633			breast tumor		
GSM194634			breast tumor		
GSM194636			mammospheres derived from breast tumor		
GSM194637			mammospheres derived from breast tumor		
GSM194639			mammospheres derived from breast tumor		
GSM194640			mammospheres derived from breast tumor		
GSM194641			mammospheres derived from breast tumor		
GSM194642			mammospheres derived from breast tumor		
GSM194643			mammospheres derived from breast tumor		
GSM194644			mammospheres derived from breast tumor		
GSM194645			mammospheres derived from breast tumor		
GSM194646			mammospheres derived from breast tumor		
GSM194580			"breast tumor, flow sorted"		CD44+/CD24-
GSM194581			"breast tumor, flow sorted"		CD44+/CD24-
GSM194583			"breast tumor, flow sorted"		CD44+/CD24-
GSM194584			"breast tumor, flow sorted"		CD44+/CD24-
GSM194585			"breast tumor, flow sorted"		CD44+/CD24-
GSM194586			"breast tumor, flow sorted"		CD44+/CD24-
GSM194587			"breast tumor, flow sorted"		CD44+/CD24-
GSM194589			"breast tumor, flow sorted"		CD44+/CD24-
GSM194590			"breast tumor, flow sorted"		CD44+/CD24-
GSM194592			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194593			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194594			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194596			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194597			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194598			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194600			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194601			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194602			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194603			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194604			"breast tumor, flow sorted"		CD44+/CD24-
GSM194605			"breast tumor, flow sorted"		CD44+/CD24-
GSM194606			"breast tumor, flow sorted"		CD44+/CD24-
GSM194607			"breast tumor, flow sorted"		CD44+/CD24-
GSM194608			"breast tumor, flow sorted"		CD44+/CD24-
GSM194610			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194613			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194614			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194615			"breast tumor, flow sorted"		cells other than CD44+/CD24-
GSM194616			"breast tumor, flow sorted"		cells other than CD44+/CD24-