Fig. 5.
![Fig. 5. (A) Phosphorylation of TOPO II and β in control (C) and RA (R) -treated HL-60 cells. Control and RA-treated cells were metabolically labeled with [32P]-orthophosphoric acid, and cell lysates were immunoprecipitated with serum IID (15) and analyzed by SDS-PAGE. (B) Phosphorimager analysis of TOPO II and β isozyme phosphorylation.](https://ash.silverchair-cdn.com/ash/content_public/journal/blood/92/8/10.1182_blood.v92.8.2863/5/blod42020005bx.jpeg?Expires=1724226691&Signature=MM5wDB3Tb4XQmpQ7RXmHixvBLnuMWpD2VlKhSStM9vfwiepcqEadfmkKsntTPQj9WQvAoltZofWN~syX0DMYJ8gQl8jU3nd~B8Mc0gaNa6rxCwKhl~Wq3K8mAH7wct-bTrFF59zLaEB03xfLBH4qZBaWVD7DHHpRAETqhDrcIW11iV1dHEgNcheqryjfyBRExY2FLVccFEIEu5E9azKP0PN-QYBU06FSpZSONJDibMl5higWWOA2W5pi1Ypf5h7wNxHj7d0ZdwADrPpcIH0a8W5h3VbtOXdtAzdsOuhx5xjmwDInZKMC91Xt1KAsGCx~fZjx~T5oXcPObjqhd1KuOg__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
(A) Phosphorylation of TOPO II and β in control (C) and RA (R) -treated HL-60 cells. Control and RA-treated cells were metabolically labeled with [32P]-orthophosphoric acid, and cell lysates were immunoprecipitated with serum IID (15) and analyzed by SDS-PAGE. (B) Phosphorimager analysis of TOPO II and β isozyme phosphorylation.
