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Reverse-transcription polymerase chain reaction (RT-PCR) results. Left panel, RT-PCR results from transfected cells. C = control indicating the expected full-length transcript. Right panel, RT-PCR results from embryos injected in the anterior (left-most lane) or in the posterior (right-most lane) pole. Position of bands relative to the 1Kb DNA Ladder (New England Biolabs) is indicated.
