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. 2000 May 23;97(12):6550–6555. doi: 10.1073/pnas.120571797

Figure 8.

Figure 8

Effect of endogenous and exogenous NO on IRP1 mRNA levels. (A) RAW 264.7 cells were cultured for 16 h with 10 units/ml IFN-γ and 50 ng/ml LPS, in the presence or absence of 1 mM l-NMMA. Nitrite released was measured in the culture medium. Total RNA was extracted and IRP1 mRNA levels were analyzed by Northern blotting with a 32P-labeled IRP1 cDNA probe. (B) Cells were treated with 100 μM Sper/NO for different times. IRP1 mRNA levels were analyzed as described in A.