Evidence That Links Loss of Cyclo-Oxygenase-2 With Increased Asymmetric Dimethylarginine: Novel Explanation of Cardiovascular Side Effects Associated With Anti-inflammatory Drugs Running title: Ahmetaj-Shala et al.; Renal COX-2 and regulation of ADMA and LNMMA

نویسندگان

  • Blerina Ahmetaj-Shala
  • Nicholas S. Kirkby
  • Rebecca Knowles
  • Malak Al’Yamani
  • Sara Mazi
  • Zhen Wang
  • Arthur T. Tucker
  • Louise Mackenzie
  • Paul C. J. Armstrong
  • Rolf M. Nüsing
  • James A. P. Tomlinson
  • Timothy D. Warner
  • James Leiper
  • Jane A. Mitchell
چکیده

Cardiothoracic Pharmacology, Vascular Biology, National Heart and Lung Institute, Imperial College, London, United Kingdom; The William Harvey Research Institute, Barts and the London School of Medicine and Dentistry, Queen Mary, University of London, London, United Kingdom; King Fahad Cardiac Center of King Saud University, Riyadh, Saudi Arabia; MRC Clinical Sciences, Imperial College London, Nitric Oxide Signalling Group, Hammersmith Hospital, DuCane Road, London, United Kingdom; School of Life and Medical Sciences, University of Hertfordshire, College Lane, Hatfield, United Kingdom; Institute of Clinical Pharmacology, Johann Wolfgang Goethe-University, Theodor Stern Kai 7, Frankfurt, Germany *contributed equally to this study and their names appear in alphabetical order **contributed equally to this study and their names appear in alphabetical order

منابع مشابه

Evidence that links loss of cyclooxygenase-2 with increased asymmetric dimethylarginine: novel explanation of cardiovascular side effects associated with anti-inflammatory drugs.

BACKGROUND Cardiovascular side effects associated with cyclooxygenase-2 inhibitor drugs dominate clinical concern. Cyclooxygenase-2 is expressed in the renal medulla where inhibition causes fluid retention and increased blood pressure. However, the mechanisms linking cyclooxygenase-2 inhibition and cardiovascular events are unknown and no biomarkers have been identified. METHODS AND RESULTS T...

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Evidence That Links Loss of Cyclooxygenase-2 With Increased Asymmetric Dimethylarginine

C yclooxygenase (COX) catalyzes the conversion of ara-chidonic acid to prostaglandin H 2 , which is then further metabolized by downstream synthase enzymes to a range of eicosanoids. COX is expressed in 2 isoforms, constitutive COX-1 and inducible COX-2. Nonsteroidal anti-inflamma-tory drugs (NSAIDs) are widely used to treat inflammation and pain and show potential to prevent cancer. COX-2 is t...

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Ibuprofen arginate retains eNOS substrate activity and reverses endothelial dysfunction: implications for the COX-2/ADMA axis

Nonsteroidal antiinflammatory drugs, including ibuprofen, are among the most commonly used medications and produce their antiinflammatory effects by blocking cyclooxygenase (COX)-2. Their use is associated with increased risk of heart attacks caused by blocking COX-2 in the vasculature and/or kidney, with our recent work implicating the endogenous NOS inhibitor asymmetric dimethylarginine (ADMA...

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Cyclooxygenase-2 (COX-2) is an inducible enzyme expressed in inflammation and cancer targeted by nonsteroidal anti-inflammatory drugs. COX-2 is also expressed constitutively in discreet locations where its inhibition drives gastrointestinal and cardiovascular/renal side effects. Constitutive COX-2 expression in the kidney regulates renal function and blood flow; however, the global relevance of...

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تاریخ انتشار 2014