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|Ref Type||Journal Article|
|Authors||Shi Y, Dong M, Hong X, Zhang W, Feng J, Zhu J, Yu L, Ke X, Huang H, Shen Z, Fan Y, Li W, Zhao X, Qi J, Huang H, Zhou D, Ning Z, Lu X|
|Title||Results from a multicenter, open-label, pivotal phase II study of chidamide in relapsed or refractory peripheral T-cell lymphoma.|
|Journal||Annals of oncology : official journal of the European Society for Medical Oncology|
|Abstract Text||Chidamide is a novel benzamide type of subtype-selective histone deacetylase (HDAC) inhibitor with unique mechanisms of action compared with marketed HDAC inhibitors. This phase II study was to evaluate the efficacy and safety of chidamide in relapsed or refractory peripheral T-cell lymphoma (PTCL) in Chinese population.Patients with relapsed or refractory PTCL of different subtypes received chidamide of 30 mg orally twice per week. The primary end point was overall response rate (ORR). Responding patients should be confirmed at least 4 weeks after the criteria of the response were first met, and were reviewed by an independent review committee.Eighty-three patients were enrolled and 79 patients with eligible PTCL histology were for efficacy assessments. Patients enrolled over 10% were with subtypes of PTCL not otherwise specified (34%), anaplastic large-cell lymphoma (22%), extranodal natural killer (NK)/T-cell lymphoma, nasal type (20%), or angioimmunoblastic T-cell lymphoma (AITL, 13%). The ORR was 28% (22 of 79) including 14% (11 of 79) with complete response/unconfirmed complete response (CR/CRu). Median progression-free survival and overall survival were 2.1 and 21.4 months, respectively. AITL patients tended to have higher ORR (50%) and CR/CRu rate (40%), as well as more durable responses, to chidamide treatment. Most adverse events (AEs) were grade 1 or 2, and AEs ≥grade 3 that occurred in ≥10% patients were thrombocytopenia (22%), leucopenia (13%) and neutropenia (11%), respectively.Chidamide represents a novel oral benzamide class of HDAC inhibitor with significant single-agent activity and manageable toxicity in relapsed or refractory PTCL, and provides a much needed treatment option in this indication in China. Results led to China Food and Drug Administration approval of chidamide in this indication.|
|Molecular Profile||Treatment Approach|
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|Therapy Name||Drugs||Efficacy Evidence||Clinical Trials|
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|Molecular Profile||Indication/Tumor Type||Response Type||Therapy Name||Approval Status||Evidence Type||Efficacy Evidence||References|
|Unknown unknown||peripheral T-cell lymphoma||not applicable||Chidamide||Phase II||Actionable||In a Phase II trial, Chidamide (CS055) demonstrated a 28% (22/79) overall response rate in refractory peripheral T-cell lymphoma patients (PMID: 26105599).||26105599|