Table 5.

The effect of XCR2 depletion on expression of XNR1 in the posterior archenteron roof and in the LPM

XNR1 expression region
Posterior archenteron roof
LPM
StageBilateralNo signalLeft (normal)BilateralRight (invert)Total
SC MO 15 100%     25 
XCR2 MO 15 100%     25 
SC MO 20 100% 0% 92% 8% 0% 25 
XCR2 MO 20 100% 100% 0% 0% 0% 26 
XNR1 expression region
Posterior archenteron roof
LPM
StageBilateralNo signalLeft (normal)BilateralRight (invert)Total
SC MO 15 100%     25 
XCR2 MO 15 100%     25 
SC MO 20 100% 0% 92% 8% 0% 25 
XCR2 MO 20 100% 100% 0% 0% 0% 26 

20 ng of MOs were injected into the marginal region of both blastomeres at the two-cell stage. Embryos were fixed at stage 15 or 20, as indicated, and prepared for analysis of XNR1 expression by in situ hybridization.

SC MO, standard control MO.

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