Evidence map›Paper›PMID 25885521›Full record

Trial reportArthritis research & therapy2015

Results of a proof of concept, double-blind, randomized trial of a second generation antisense oligonucleotide targeting high-sensitivity C-reactive protein (hs-CRP) in rheumatoid arthritis.

Marshelle S Warren, Steven G Hughes, Walter Singleton, Mason Yamashita, Mark C Genovese

Registry-linked trialOpen access · goldAbstract readClinical Trial, Phase IIMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in Arthritis research & therapy, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01414101 (A Randomized, Double-Blind, Placebo-Controlled, Multiple-Dose, Phase 2 Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ISIS 329993 in Subjects With Rheumatoid Arthritis), which is not on this map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.6field-weighted citation impact, top 17% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT01414101 phase2completednot on this map

A Randomized, Double-Blind, Placebo-Controlled, Multiple-Dose, Phase 2 Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ISIS 329993 in Subjects With Rheumatoid Arthritis

TypeinterventionalSponsorIonis Pharmaceuticals, Inc.Ran2011 to 2013Enrolled51ConditionsRheumatoid ArthritisArmsISIS CRP Rx or Placebo
3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 24 citations in OpenAlex.

  1. Review
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  15. Therapeutic Lowering of C-Reactive Protein.Frontiers in immunology · 2020
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Marshelle S WarrenIsis Pharmaceuticals, Inc, 2855 Gazelle Court, Carlsbad, CA, 92010, USA. mswarrenmd47@yahoo.com.
Steven G HughesIsis Pharmaceuticals, Inc, 2855 Gazelle Court, Carlsbad, CA, 92010, USA. shughes@isisph.com.
Walter SingletonIsis Pharmaceuticals, Inc, 2855 Gazelle Court, Carlsbad, CA, 92010, USA. wsingleton@isisph.com.
Mason YamashitaIsis Pharmaceuticals, Inc, 2855 Gazelle Court, Carlsbad, CA, 92010, USA. myamashita@isisph.com.
Mark C GenoveseStanford University, 1000 Welch Rd Palo, Alto, CA, 94304, USA. genovese@stanford.edu.
Ionis Pharmaceuticals (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThis randomized, double-blind, phase II study evaluated the pharmacodynamics, safety and tolerability of ISIS 329993 (ISIS-CRPRx), an antisense oligonucleotide, in patients with active rheumatoid arthritis (RA).

methodsPatients with active RA of at least six months duration were randomized into three cohorts to receive ISIS-CRPRx (100 mg, 200 mg or 400 mg) or placebo (3 active:1 placebo within each cohort) via subcutaneous (SC) injection on Days 1, 3, 5 and 8 and then once weekly for the next 11 weeks. The effects of study treatment on high-sensitivity C-reactive protein (hs-CRP) level were evaluated. An exploratory analysis on disease activity was assessed via the American College of Rheumatology 20% improvement criteria (ACR20). Safety was evaluated via adverse events and laboratory measures.

resultsFifty-one patients received one of the following treatments: ISIS-CRPRx 100 mg, n = 12; 200 mg, n = 13, 400 mg, n = 14; placebo n = 12. In the ISIS-CRPRx treatment groups there were dose-dependent reductions in hs-CRP. At Day 36 the mean percent change from baseline was: placebo: -14.4%; ISIS-CRPRx 100 mg: -19.5%; 200 mg: -56.6% and 400 mg: -76.7%, (P = 0.0015 placebo compared to 400 mg). There were no differences between treatment groups and placebo in the ACR20 at Day 36 or Day 92. There were no serious infections and no elevations in liver function tests, lipids, creatinine or other lab abnormalities related to ISIS-CRPRx.

conclusionsIn this study, ISIS-CRPRx selectively reduced hs-CRP in a dose-dependent manner, and was well-tolerated in patients with RA. Its utility as a therapy in RA remains unclear.

trial registrationClinicaltrials.gov NCT01414101 . Registered 21 July 2011.

Indexed as

InternationalityAdultAgedArthritis, RheumatoidCohort StudiesC-Reactive ProteinDose-Response Relationship, DrugDouble-Blind MethodDrug Delivery SystemsFemaleHumansMaleMiddle AgedOligonucleotides, AntisenseC-Reactive ProteinOligonucleotides, Antisense

Identifiers

PMID25885521
PMCPMC4415222
OpenAlexW2155432457

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.