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Figure 2 | Arthritis Research & Therapy

Figure 2

From: NOS2polymorphisms associated with the susceptibility to pulmonary arterial hypertension with systemic sclerosis: contribution to the transcriptional activity

Figure 2

Circulating levels of ET-1 and NO. (a) Plasma levels of ET-1 were measured in patients with SSc with or without PAH. (b) Serum levels of NO metabolites were measured. (c) The ratios of NO/ET-1 are shown. Data are expressed as mean ± standard deviation. ET, endothelin; NO, nitric oxide; NS, not significant; PAH, pulmonary arterial hypertension; SSc, systemic sclerosis.

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Arthritis Research & Therapy

ISSN: 1478-6362

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