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Pictures show H-Ras, N-Ras, K-Ras4A and K-Ras4B expression) in K-ras −/− fibroblasts. The rhodamine red-labeled proteins are Ras isoforms, while the blue-labeled staining is Hoechst-stained DNA. Magnification: 630×. Scale bar: 30 µm. Antibodies: H-Ras, sc-520; K-Ras4A, sc-522; K-Ras4B, sc-521; N-Ras, sc-519.
