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. Author manuscript; available in PMC: 2010 Mar 5.
Published in final edited form as: Dev Dyn. 2009 Jun;238(6):1422–1432. doi: 10.1002/dvdy.21931

Table 1. Example of ChIP QPCR data analysis for one experiment.

Goosecoid Promoter average C(t) standard deviation ΔC(t)1 ΔΔC(t) uninjected2 fold change uninjected3 % of input 4
Input Uninjected 29.7189 0.1963 4.4050 0.0000 1.0000 0.0472
ChIP Uninjected 34.1239 0.1043
Input myc-Fast1 30.9308 0.2736 -3.1914 -7.5964 193.5257 9.1351
ChIP myc-Fast1 27.7393 0.1264
Input myc-Fast1 + Xnr1 31.0805 0.4056 -3.1726 -7.5766 191.0190 9.0168
ChIP myc-Fast1 + Xnr1 27.9079 0.1602
Ef1α Control average C(t) standard deviation ΔC(t)1 ΔΔC(t) uninjected2 fold change uninjected3 % of input4
Input Uninjected 29.7538 0.2540 4.5108 0.0000 1.0000 0.0439
ChIP Uninjected 34.2646 0.4304
Input myc-Fast1 31.0208 0.1089 2.9121 -1.5987 3.0287 0.1329
ChIP myc-Fast1 33.9330 0.3681
Input myc-Fast1 + Xnr1 30.6189 0.2831 3.4157 -1.0951 2.1363 0.0937
ChIP myc-Fast1 + Xnr1 34.0346 0.1988
1

ΔC(t) = ChIP C(t) − Input C(t) (Taneyhill and Adams, 2008)

2

ΔΔC(t) = ΔC(t) − ΔC(t) uninjected (Taneyhill and Adams, 2008)

3

Fold Change = 2 [-ΔΔC(t)] (Taneyhill and Adams, 2008)

4

% of Input = 2 [-ΔC(t)] × (% I) (Frank et al., 2001)