Figure 4.

Anti-angiotensin-converting enzyme 2 antibodies and activity in a systemic lupus erythematosus patient. Anti-angiotensin-converting enzyme (ACE) 2 antibodies and ACE activity in a systemic lupus erythematosus patient (SLE) before and after therapy. (a) The ELISA score and (b) the ACE2 activity of Patient 1 (P1) recovered significantly after therapy.

Takahashi et al. Arthritis Research & Therapy 2010 12:R85   doi:10.1186/ar3012
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