Table 2 Best combination of housekeeping genes for each group of samples, each model and respective control, and all groups yielded by software analyses.

From: Ppia is the most stable housekeeping gene for qRT-PCR normalization in kidneys of three Pkd1-deficient mouse models

Groups

Best pair of housekeeping genes identified by software analyses

Best pair of housekeeping genes

Best trio of housekeeping genes

NormFinder

GeNorm

RefFinder

ΔCt method

Bestkeeper

DataAssist

All

Actb + Pgam1*

Actb + Actg1

Hprt + Ppia

Hprt + Ppia

Actb + Hprt

Hprt + Ppia

Actb + Hprt/Hprt + Ppia

Actb + Hprt + Ppia

HT

Hprt + Pgam1

Hprt + Ppia

Actg1 + Pgam1

Actg1 + Pgam1

Hprt + Ppia

B2m + Hprt

Hprt + Pgam1

Actg1 + Hprt + Pgam1/Hprt + Pgam1 + Ppia

WT

Pgam1 + Ppia

B2m + Pgam1

Actb + Pgam1

Actb + Pgam1

Actb + Hprt

Pgam1 + Ppia

Actb + Pgam1

Actb + Pgam1 + Ppia

CY

Pgam1 + Ppia

Actg1 + Ppia

Actg1 + Ppia

Actg1 + Ppia

Actb + B2m

Pgam1 + Ppia

Actg1 + Ppia

Actb + Actg1 + Ppia/Actg1 + Pgam1 + Ppia/Actg1 + B2m + Ppia

NC

Pgam1 + Ppia

Actb + Pgam1

Actb + Hprt

Actb + Hprt

Actb + Actg1

Pgam1 + Ppia

Actb + Pgam1

Actb + Hprt + Pgam1/Actb + Pgam1 + Ppia

SC

Actg1 + Ppia

Actg1 + Hprt

Actb + Ppia

Actb + Ppia

Actb + Gapdh

Actg1 + Ppia

Actb + Ppia/Actg1 + Ppia

Actb + Hprt + Ppia/Actg1 + Hprt + Ppia

CO

Actg1 + Pgam1

Actg1 + Ppia

Gapdh + Pgam1

Actg1 + Pgam1

Gapdh + Hprt

Actg1 + Pgam1

Actg1 + Pgam1

Actg1 + Gapdh + Pgam1

HT + WT

Hprt + Pgam1*

Hprt + Ppia

Actg1 + B2m

Actg1 + B2m

Actb + Hprt

B2m + Hprt

B2m + Hprt

Actg1 + B2m + Hprt

CY + NC

Pgam1 + Ppia*

Actg1 + Ppia

Actg1 + Ppia

Pgam1 + Ppia

Actb + Hprt

Pgam1 + Ppia

Pgam1 + Ppia

Actg1 + Pgam1 + Ppia

SC + CO

Actg1 + Ppia*

Actg1 + Hprt

Actb + Ppia

Actg1 + Ppia

Actb + Hprt

Actg1 + Ppia

Actg1 + Ppia

Actb + Actg1 + Ppia/Actg1 + Hprt + Ppia

  1. *Best reference genes considering intra- and intergroup variations.
  2. All, all samples; HT, haploinsufficient; WT, wild type; CY, cystic; NC, noncystic; SC, severely cystic phenotype; CO, control for the severely cystic phenotype. NormFinder (version 0.953; https://moma.dk/normfinder-software), GeNorm (version 2.2; https://genorm.cmgg.be/), BestKeeper (version 1.0; https://www.gene-quantification.de/bestkeeper.html), DataAssist (version 3.01; https://www.thermofisher.com/br/en/home/technical-resources/software-downloads/dataassist-software.html), the comparative ΔCt method and RefFinder (https://www.heartcure.com.au/reffinder/).
  3. Genes in bold: higher frequency of appearance in softwares.