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Table 3 Control genes ranked in order of their expression stability*

From: Accurate normalization of real-time quantitative RT-PCR data by geometric averaging of multiple internal control genes

Neuroblastoma Fibroblast Leukocyte Bone marrow Normal pool
B2M HMBS ACTB ACTB B2M
RPL13A B2M HMBS B2M ACTB
ACTB RPL13A HPRT1 HMBS YWHAZ
TBP SDHA SDHA TBP RPL13A
YWHAZ TBP TBP SDHA UBC
HMBS ACTB RPL13A GAPD TBP
UBC UBC GAPD HPRT1 HPRT1
SDHA YWHAZ B2M YWHAZ HMBS
HPRT1 - GAPD HPRT1 - GAPD UBC - YWHAZ UBC - RPL13A SDHA - GAPD
  1. *Increasing from top to bottom; the two most stable control genes in each cell type, for example HPRT1 and GAPD in fibroblasts, cannot be ranked in order because of the required use of gene ratios for gene-stability measurements.