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Figure 1 | Respiratory Research

Figure 1

From: MMP-9, TIMP-1 and inflammatory cells in sputum from COPD patients during exacerbation

Figure 1

Sample zymogram showing immunoprecipitation of MMP-9 from sputum. 10 μl volumes loaded per lane. Lane 1: High range molecular weight markers (Amersham Biosciences); lane 2: polyclonal antiMMP-9 (4 μg/ml); lane 3: exacerbation sputum sample (1:100 dilution) + antiMMP-9 (4 μg/ml); lane 4: exacerbation sputum sample (1:100 dilution); lane 5: pro-MMP-9 standard (92 kDa) (100 ng/ml).

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