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A, Generation of nitrite (nM) over two hours in the GPLP organ bath fluid after addition of SNP (100 μM; n = 3), NCX 2057 (100 μM; n = 3), DMSO (n = 3) or Tyrode's buffer (n = 3). B, Generation of nitrate over two hours in the GPLP organ bath fluid after addition of NCX 2057 (100 μM; n = 3), DMSO (n = 3) or Tyrode's buffer (n = 3). Data are expressed as mean ± s.e.m.
