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Lysates of R05‐365A GRK2 −/− fibroblasts and Grk2 −/− NIH3T3 cells were analyzed by Western blots for expression levels of FZD5. After normalization to actin, the densitometry revealed no differences between the wild‐type and GRK‐null cells. Mean ± SEM. Mann–Whitney U‐test; number of biological experiments is indicated.Source data are available online for this figure.
