ArticleNeurology(R) neuroimmunology & neuroinflammation2017
α4-integrin receptor desaturation and disease activity return after natalizumab cessation.
Article in Neurology(R) neuroimmunology & neuroinflammation, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01499667 (A 32-week, Patient- and Rater-blinded, Randomized, Multi-center, Parallel-group Study to Evaluate Disease Control and Safety in Patients With Relapsing Remitting Multiple Sclerosis Transferred From Previous Treatment With Natalizumab to Fingolimod), which is not on this map. Cited by 15 papers.
What it found
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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.
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.
A 32-week, Patient- and Rater-blinded, Randomized, Multi-center, Parallel-group Study to Evaluate Disease Control and Safety in Patients With Relapsing Remitting Multiple Sclerosis Transferred From Previous Treatment With Natalizumab to Fingolimod (FTY720)
Who cites it
15 citing papers in PubMed.
- Pharmacokinetics and Pharmacodynamics of Natalizumab 6-Week Dosing vs Continued 4-Week Dosing for Relapsing-Remitting Multiple Sclerosis.Neurology(R) neuroimmunology & neuroinflammation · 2024Trial
- Serum neurofilament light chain as a biomarker of disease control in multiple sclerosis: a real-world cross-sectional analysis of therapeutic regimens.Journal of neurology · 2025Article
- Disease Course in Patients Switched from Natalizumab to Alemtuzumab: An Italian Multicenter, Prospective, Observational Study.Neurology and therapy · 2025Article
- Patient Preference for Subcutaneous Versus Intravenous Administration with Every-6-Week Natalizumab (TysabriNeurology and therapy · 2024Article
- Long-lasting severe anemia following treatment with natalizumab for relapsing-remitting multiple sclerosis: a case report.Journal of medical case reports · 2024Article
- No increase of serum neurofilament light in relapsing-remitting multiple sclerosis patients switching from standard to extended-interval dosing of natalizumab.Multiple sclerosis (Houndmills, Basingstoke, England) · 2022Article
- Safety of Fingolimod in Patients with Multiple Sclerosis Switched from Natalizumab: Results from TRANSITION-A 2-Year, Multicenter, Observational, Cohort Study.Brain sciences · 2022Article
- Natalizumab Rebound in Multiple Sclerosis.The Neurohospitalist · 2022Article
- Natalizumab Pharmacokinetics and -Dynamics and Serum Neurofilament in Patients With Multiple Sclerosis.Frontiers in neurology · 2021Article
- Pharmacodynamics of natalizumab extended interval dosing in MS.Neurology(R) neuroimmunology & neuroinflammation · 2020Article
- Evolution of the EU Biosimilar Framework: Past and Future.BioDrugs : clinical immunotherapeutics, biopharmaceuticals and gene therapy · 2019Review
- Dendritic Cell Accumulation in the Gut and Central Nervous System Is Differentially Dependent on α4 Integrins.Journal of immunology (Baltimore, Md. : 1950) · 2019Article
- Anti-natalizumab antibodies during 8 years of natalizumab treatment: effect on natalizumab concentration and α4-integrin receptor saturation.Journal of neurology · 2019Article
- Efficacy and safety of alemtuzumab versus fingolimod in RRMS after natalizumab cessation.Journal of neurology · 2019Article
- Retinal atrophy in multiple sclerosis is similar with extended versus standard interval natalizumab therapy.Multiple sclerosis journal - experimental, translational and clinicalArticle
Corrections and comments
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Authors and funding
9 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectiveTo describe the time course of α4-integrin receptor desaturation and disease activity return in patients with relapsing-remitting MS who discontinued natalizumab and to investigate baseline and on-study predictors for the recurrence of disease activity.
methodsIn the course of TOFINGO, a 32-week, patient- and rater-blinded multicenter, parallel-group study, we performed MRI, counted relapses, and measured α4-integrin receptor occupancy (RO) at baseline and 8, 12, 16, 20, and 24 weeks. The relationship between RO and total number of new T1 gadolinium-enhancing (Gd+) lesions was modeled using Poisson linear regression.
resultsPatients (N = 142) were randomized (1:1:1) to 8-, 12-, or 16-week washout (WO) groups. At randomization, the median RO in the 8-, 12-, and 16-week WO groups was 94.5%, 92.4%, and 90.9%, which declined to 79.8%, 30.7%, and 8.7% after 8, 12, and 16 weeks of WO, respectively. The percentage of patients with new T1 Gd+ lesions increased with longer WO period before commencing fingolimod: 2.1% (8 weeks), 9.1% (12 weeks), and 50.0% (16 weeks). Overall, 71% of patients with first relapse between weeks 6 and 18 had RO values below the time-matched population median. Higher T2 lesion volume (LV) at baseline predicted a higher number of new T1 Gd+ lesions.
conclusionsA faster decline in natalizumab RO, longer WO period, and higher T2 LV at baseline were associated with an increased risk for return of inflammatory disease activity. These results provide a mechanistic rationale and, together with the main outcomes of the TOFINGO study, support initiation of fingolimod within 8 weeks of natalizumab discontinuation. CLINICALTRIALSGOV IDENTIFIER: NCT01499667.
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Registered trials
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