THE OMEGA-SPM-DOSE and OMEGA-SPM-PAD: Specialized Pro-Resolving Mediators in Patients With Peripheral Artery Disease
NCT ID: NCT02719665
Last Updated: 2021-05-07
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.
COMPLETED
NA
30 participants
INTERVENTIONAL
2016-03-31
2020-12-15
Brief Summary
Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.
Related Clinical Trials
Explore similar clinical trials based on study characteristics and research focus.
The Effects of Omega-3 Fatty Acids Supplementation on Endothelial Function and Inflammation
NCT01310270
The Effects of Omega-3 Fatty Acids on Peripheral Arterial Disease II
NCT01979874
SPM Regulation by Fish Oil Supplements in Healthy Volunteers
NCT03347006
The Use of Fish Oil to Reduce Inflammation Caused by a Peripheral Vascular Intervention
NCT02096757
Use of Fish Oil to Reduce Inflammation During Endovascular Abdominal Aortic Repair
NCT03208920
Detailed Description
Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.
Conditions
See the medical conditions and disease areas that this research is targeting or investigating.
Study Design
Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.
RANDOMIZED
PARALLEL
OTHER
DOUBLE
Study Groups
Review each arm or cohort in the study, along with the interventions and objectives associated with them.
Phase 1a (OMEGA-SPM-DOSE)
PAD patients and healthy volunteers in study for SPM Emulsion, dose-modality.
SPM Emulsion, Dose-modality
Phase 1a Dose-Finding oral SPM administration of increasing dose (15ml, 30ml, and 60ml) by the following schedule:
Days 1 to 5: 15 ml; Days 6 to 14: Washout, no SPM administration; Days 15 to 19: 30 ml; Days 20-28: Washout, no SPM administration; Days 29-33: 60 ml
SPM - Phase 1b (OMEGA-SPM-DOSE)
PAD and Osteoarthritis (OA) patients using softgel, dose-modality.
SPM Softgel, Dose-Modality
Phase 1b Dose-Finding oral softtel SPM administration of two different doses (2 softgel vs 4 softgel) Days 0 to 5: 2 SPM softgel; Days 6 to 21: Washout, no SPM administration; Days 22 to 26: 4 SPM softgel; Days 27-42: Washout, no SPM administration
Placebo - Phase 1b (OMEGA-SPM-PLACEBO)
PAD and Osteoarthritis (OA) patients using softgel, dose-modality.
Placebo Softgel
Days 43-47: 4 Placebo softgel; Day 48-64 Washout
Interventions
Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.
SPM Emulsion, Dose-modality
Phase 1a Dose-Finding oral SPM administration of increasing dose (15ml, 30ml, and 60ml) by the following schedule:
Days 1 to 5: 15 ml; Days 6 to 14: Washout, no SPM administration; Days 15 to 19: 30 ml; Days 20-28: Washout, no SPM administration; Days 29-33: 60 ml
SPM Softgel, Dose-Modality
Phase 1b Dose-Finding oral softtel SPM administration of two different doses (2 softgel vs 4 softgel) Days 0 to 5: 2 SPM softgel; Days 6 to 21: Washout, no SPM administration; Days 22 to 26: 4 SPM softgel; Days 27-42: Washout, no SPM administration
Placebo Softgel
Days 43-47: 4 Placebo softgel; Day 48-64 Washout
Other Intervention Names
Discover alternative or legacy names that may be used to describe the listed interventions across different sources.
Eligibility Criteria
Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.
Inclusion Criteria
-Age 20-80
PAD Patients:
* Mild claudication to rest pain (Rutherford 1-4)
* Resting or exercise ABI \< 0.9 or TBI \< 0.6
* Age 40 and more
OA Patients:
-Lower extremity (hip or knee) OA
Exclusion Criteria
* Plan to undergo surgical procedure or PVI for treatment of PAD within one month
* Evidence of active infection
* Hypersensitivity or allergy to fish or seafood
* Already on n-3 PUFA or equivalent
* Chronic liver disease, end-stage renal disease (CKD 5), or chronic inflammatory disorders
* Poorly controlled diabetes (HbA1C \> 8%)
* BMI \< 20 or \>35
* Recent other major surgery or illness within 30 days
* Use of immunosuppressive medications or steroids
* History of organ transplantation
* Pregnancy, or plans to become pregnant, or lactating
Healthy Volunteers:
* hsCRP \> 2mg/L
* Regular aspirin use
* Regular non-steroidal anti-inflammatory drug use
ALL
Yes
Sponsors
Meet the organizations funding or collaborating on the study and learn about their roles.
University of California, San Francisco
OTHER
Responsible Party
Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.
Principal Investigators
Learn about the lead researchers overseeing the trial and their institutional affiliations.
Michael Conte, M.D.
Role: PRINCIPAL_INVESTIGATOR
University of California, San Francisco
Locations
Explore where the study is taking place and check the recruitment status at each participating site.
University of California San Francisco
San Francisco, California, United States
Countries
Review the countries where the study has at least one active or historical site.
References
Explore related publications, articles, or registry entries linked to this study.
Grenon SM, Owens CD, Nosova EV, Hughes-Fulford M, Alley HF, Chong K, Perez S, Yen PK, Boscardin J, Hellmann J, Spite M, Conte MS. Short-Term, High-Dose Fish Oil Supplementation Increases the Production of Omega-3 Fatty Acid-Derived Mediators in Patients With Peripheral Artery Disease (the OMEGA-PAD I Trial). J Am Heart Assoc. 2015 Aug 21;4(8):e002034. doi: 10.1161/JAHA.115.002034.
Grenon SM, Owens CD, Alley H, Chong K, Yen PK, Harris W, Hughes-Fulford M, Conte MS. n-3 Polyunsaturated fatty acids supplementation in peripheral artery disease: the OMEGA-PAD trial. Vasc Med. 2013 Oct;18(5):263-74. doi: 10.1177/1358863X13503695. Epub 2013 Sep 19.
Akagi D, Chen M, Toy R, Chatterjee A, Conte MS. Systemic delivery of proresolving lipid mediators resolvin D2 and maresin 1 attenuates intimal hyperplasia in mice. FASEB J. 2015 Jun;29(6):2504-13. doi: 10.1096/fj.14-265363. Epub 2015 Mar 16.
Chatterjee A, Sharma A, Chen M, Toy R, Mottola G, Conte MS. The pro-resolving lipid mediator maresin 1 (MaR1) attenuates inflammatory signaling pathways in vascular smooth muscle and endothelial cells. PLoS One. 2014 Nov 19;9(11):e113480. doi: 10.1371/journal.pone.0113480. eCollection 2014.
Miyahara T, Runge S, Chatterjee A, Chen M, Mottola G, Fitzgerald JM, Serhan CN, Conte MS. D-series resolvin attenuates vascular smooth muscle cell activation and neointimal hyperplasia following vascular injury. FASEB J. 2013 Jun;27(6):2220-32. doi: 10.1096/fj.12-225615. Epub 2013 Feb 13.
Hudert CA, Weylandt KH, Lu Y, Wang J, Hong S, Dignass A, Serhan CN, Kang JX. Transgenic mice rich in endogenous omega-3 fatty acids are protected from colitis. Proc Natl Acad Sci U S A. 2006 Jul 25;103(30):11276-81. doi: 10.1073/pnas.0601280103. Epub 2006 Jul 17.
Recchiuti A, Codagnone M, Pierdomenico AM, Rossi C, Mari VC, Cianci E, Simiele F, Gatta V, Romano M. Immunoresolving actions of oral resolvin D1 include selective regulation of the transcription machinery in resolution-phase mouse macrophages. FASEB J. 2014 Jul;28(7):3090-102. doi: 10.1096/fj.13-248393. Epub 2014 Apr 1.
Wang X, Hjorth E, Vedin I, Eriksdotter M, Freund-Levi Y, Wahlund LO, Cederholm T, Palmblad J, Schultzberg M. Effects of n-3 FA supplementation on the release of proresolving lipid mediators by blood mononuclear cells: the OmegAD study. J Lipid Res. 2015 Mar;56(3):674-681. doi: 10.1194/jlr.P055418. Epub 2015 Jan 23.
Chiang N, Fredman G, Backhed F, Oh SF, Vickery T, Schmidt BA, Serhan CN. Infection regulates pro-resolving mediators that lower antibiotic requirements. Nature. 2012 Apr 25;484(7395):524-8. doi: 10.1038/nature11042.
Mizwicki MT, Liu G, Fiala M, Magpantay L, Sayre J, Siani A, Mahanian M, Weitzman R, Hayden EY, Rosenthal MJ, Nemere I, Ringman J, Teplow DB. 1alpha,25-dihydroxyvitamin D3 and resolvin D1 retune the balance between amyloid-beta phagocytosis and inflammation in Alzheimer's disease patients. J Alzheimers Dis. 2013;34(1):155-70. doi: 10.3233/JAD-121735.
Oh SF, Pillai PS, Recchiuti A, Yang R, Serhan CN. Pro-resolving actions and stereoselective biosynthesis of 18S E-series resolvins in human leukocytes and murine inflammation. J Clin Invest. 2011 Feb;121(2):569-81. doi: 10.1172/JCI42545. Epub 2011 Jan 4.
Serhan CN, Yang R, Martinod K, Kasuga K, Pillai PS, Porter TF, Oh SF, Spite M. Maresins: novel macrophage mediators with potent antiinflammatory and proresolving actions. J Exp Med. 2009 Jan 16;206(1):15-23. doi: 10.1084/jem.20081880. Epub 2008 Dec 22.
Serhan CN. Resolution phase of inflammation: novel endogenous anti-inflammatory and proresolving lipid mediators and pathways. Annu Rev Immunol. 2007;25:101-37. doi: 10.1146/annurev.immunol.25.022106.141647.
Serhan CN. Pro-resolving lipid mediators are leads for resolution physiology. Nature. 2014 Jun 5;510(7503):92-101. doi: 10.1038/nature13479.
Ross R. Atherosclerosis--an inflammatory disease. N Engl J Med. 1999 Jan 14;340(2):115-26. doi: 10.1056/NEJM199901143400207. No abstract available.
Tzoulaki I, Murray GD, Lee AJ, Rumley A, Lowe GD, Fowkes FG. C-reactive protein, interleukin-6, and soluble adhesion molecules as predictors of progressive peripheral atherosclerosis in the general population: Edinburgh Artery Study. Circulation. 2005 Aug 16;112(7):976-83. doi: 10.1161/CIRCULATIONAHA.104.513085. Epub 2005 Aug 8.
Beckman JA, Preis O, Ridker PM, Gerhard-Herman M. Comparison of usefulness of inflammatory markers in patients with versus without peripheral arterial disease in predicting adverse cardiovascular outcomes (myocardial infarction, stroke, and death). Am J Cardiol. 2005 Nov 15;96(10):1374-8. doi: 10.1016/j.amjcard.2005.07.041. Epub 2005 Sep 27.
Ridker PM, Stampfer MJ, Rifai N. Novel risk factors for systemic atherosclerosis: a comparison of C-reactive protein, fibrinogen, homocysteine, lipoprotein(a), and standard cholesterol screening as predictors of peripheral arterial disease. JAMA. 2001 May 16;285(19):2481-5. doi: 10.1001/jama.285.19.2481.
Ridker PM, Cushman M, Stampfer MJ, Tracy RP, Hennekens CH. Plasma concentration of C-reactive protein and risk of developing peripheral vascular disease. Circulation. 1998 Feb 10;97(5):425-8. doi: 10.1161/01.cir.97.5.425.
Criqui MH, Ho LA, Denenberg JO, Ridker PM, Wassel CL, McDermott MM. Biomarkers in peripheral arterial disease patients and near- and longer-term mortality. J Vasc Surg. 2010 Jul;52(1):85-90. doi: 10.1016/j.jvs.2010.02.004. Epub 2010 May 14.
Carriere I, Dupuy AM, Lacroux A, Cristol JP, Delcourt C; Pathologies Oculaires Liees a l'Age Study Group. Biomarkers of inflammation and malnutrition associated with early death in healthy elderly people. J Am Geriatr Soc. 2008 May;56(5):840-6. doi: 10.1111/j.1532-5415.2008.01677.x. Epub 2008 Apr 9.
Vidula H, Tian L, Liu K, Criqui MH, Ferrucci L, Pearce WH, Greenland P, Green D, Tan J, Garside DB, Guralnik J, Ridker PM, Rifai N, McDermott MM. Biomarkers of inflammation and thrombosis as predictors of near-term mortality in patients with peripheral arterial disease: a cohort study. Ann Intern Med. 2008 Jan 15;148(2):85-93. doi: 10.7326/0003-4819-148-2-200801150-00003.
Owens CD, Ridker PM, Belkin M, Hamdan AD, Pomposelli F, Logerfo F, Creager MA, Conte MS. Elevated C-reactive protein levels are associated with postoperative events in patients undergoing lower extremity vein bypass surgery. J Vasc Surg. 2007 Jan;45(1):2-9; discussion 9. doi: 10.1016/j.jvs.2006.08.048. Epub 2006 Nov 21.
Conen D, Rexrode KM, Creager MA, Ridker PM, Pradhan AD. Metabolic syndrome, inflammation, and risk of symptomatic peripheral artery disease in women: a prospective study. Circulation. 2009 Sep 22;120(12):1041-7. doi: 10.1161/CIRCULATIONAHA.109.863092. Epub 2009 Sep 8.
Havelka GE, Kibbe MR. The vascular adventitia: its role in the arterial injury response. Vasc Endovascular Surg. 2011 Jul;45(5):381-90. doi: 10.1177/1538574411407698. Epub 2011 May 13.
Inoue T, Croce K, Morooka T, Sakuma M, Node K, Simon DI. Vascular inflammation and repair: implications for re-endothelialization, restenosis, and stent thrombosis. JACC Cardiovasc Interv. 2011 Oct;4(10):1057-66. doi: 10.1016/j.jcin.2011.05.025.
Schillinger M, Exner M, Mlekusch W, Rumpold H, Ahmadi R, Sabeti S, Haumer M, Wagner O, Minar E. Vascular inflammation and percutaneous transluminal angioplasty of the femoropopliteal artery: association with restenosis. Radiology. 2002 Oct;225(1):21-6. doi: 10.1148/radiol.2251011809.
Brevetti G, Silvestro A, Di Giacomo S, Bucur R, Di Donato A, Schiano V, Scopacasa F. Endothelial dysfunction in peripheral arterial disease is related to increase in plasma markers of inflammation and severity of peripheral circulatory impairment but not to classic risk factors and atherosclerotic burden. J Vasc Surg. 2003 Aug;38(2):374-9. doi: 10.1016/s0741-5214(03)00124-1.
Busti C, Falcinelli E, Momi S, Gresele P. Matrix metalloproteinases and peripheral arterial disease. Intern Emerg Med. 2010 Feb;5(1):13-25. doi: 10.1007/s11739-009-0283-y. Epub 2009 Jul 21.
Owens CD, Wake N, Conte MS, Gerhard-Herman M, Beckman JA. In vivo human lower extremity saphenous vein bypass grafts manifest flow mediated vasodilation. J Vasc Surg. 2009 Nov;50(5):1063-70. doi: 10.1016/j.jvs.2009.06.022. Epub 2009 Aug 12.
Grenon SM, Conte MS, Nosova E, Alley H, Chong K, Harris WS, Vittinghoff E, Owens CD. Association between n-3 polyunsaturated fatty acid content of red blood cells and inflammatory biomarkers in patients with peripheral artery disease. J Vasc Surg. 2013 Nov;58(5):1283-90. doi: 10.1016/j.jvs.2013.05.024. Epub 2013 Jul 2.
Ho KJ, Spite M, Owens CD, Lancero H, Kroemer AH, Pande R, Creager MA, Serhan CN, Conte MS. Aspirin-triggered lipoxin and resolvin E1 modulate vascular smooth muscle phenotype and correlate with peripheral atherosclerosis. Am J Pathol. 2010 Oct;177(4):2116-23. doi: 10.2353/ajpath.2010.091082. Epub 2010 Aug 13.
Goodney PP, Beck AW, Nagle J, Welch HG, Zwolak RM. National trends in lower extremity bypass surgery, endovascular interventions, and major amputations. J Vasc Surg. 2009 Jul;50(1):54-60. doi: 10.1016/j.jvs.2009.01.035. Epub 2009 May 28.
Mahoney EM, Wang K, Keo HH, Duval S, Smolderen KG, Cohen DJ, Steg G, Bhatt DL, Hirsch AT; Reduction of Atherothrombosis for Continued Health (REACH) Registry Investigators. Vascular hospitalization rates and costs in patients with peripheral artery disease in the United States. Circ Cardiovasc Qual Outcomes. 2010 Nov;3(6):642-51. doi: 10.1161/CIRCOUTCOMES.109.930735. Epub 2010 Oct 12.
Sachs T, Pomposelli F, Hamdan A, Wyers M, Schermerhorn M. Trends in the national outcomes and costs for claudication and limb threatening ischemia: angioplasty vs bypass graft. J Vasc Surg. 2011 Oct;54(4):1021-1031.e1. doi: 10.1016/j.jvs.2011.03.281. Epub 2011 Aug 31.
Pande RL, Perlstein TS, Beckman JA, Creager MA. Secondary prevention and mortality in peripheral artery disease: National Health and Nutrition Examination Study, 1999 to 2004. Circulation. 2011 Jul 5;124(1):17-23. doi: 10.1161/CIRCULATIONAHA.110.003954. Epub 2011 Jun 20.
Schaller MS, Chen M, Colas RA, Sorrentino TA, Lazar AA, Grenon SM, Dalli J, Conte MS. Treatment With a Marine Oil Supplement Alters Lipid Mediators and Leukocyte Phenotype in Healthy Patients and Those With Peripheral Artery Disease. J Am Heart Assoc. 2020 Aug 4;9(15):e016113. doi: 10.1161/JAHA.120.016113. Epub 2020 Jul 22.
Other Identifiers
Review additional registry numbers or institutional identifiers associated with this trial.
15-17371
Identifier Type: -
Identifier Source: org_study_id
More Related Trials
Additional clinical trials that may be relevant based on similarity analysis.