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Western blot analysis of whole cell extract of human osteocarcinoma (U-2 OS) (20µg).

Lane 1: U-2 OS cells

Lane 2: U-2 OS cells  transfected with siRNA p21 (48h)

Lane 3: U-2 OS cells transfected with RSV-p21 for (48h)

 Western blot image provided courtesy of Dr. Sonia Rocha