Niladri Roy Chowdhury

ORCID: 0000-0003-0427-0879
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Research Areas
  • CAR-T cell therapy research
  • Cancer Immunotherapy and Biomarkers
  • Ocular Oncology and Treatments
  • Advanced Breast Cancer Therapies
  • Immune Cell Function and Interaction
  • Melanoma and MAPK Pathways
  • Lymphoma Diagnosis and Treatment
  • Cutaneous Melanoma Detection and Management
  • Lung Cancer Research Studies
  • Occupational and environmental lung diseases
  • Toxin Mechanisms and Immunotoxins
  • Synthesis and Biological Evaluation
  • Neuroblastoma Research and Treatments
  • Peptidase Inhibition and Analysis
  • Nonmelanoma Skin Cancer Studies
  • Whipple's Disease and Interleukins
  • Chromatin Remodeling and Cancer
  • Pancreatic and Hepatic Oncology Research
  • Adenosine and Purinergic Signaling

Novartis (United States)
2020-2023

Lymphocyte-activation gene 3 (LAG-3) is an inhibitory immunoreceptor that negatively regulates T-cell activation. This paper presents preclinical characterization of the LAG-3 inhibitor, ieramilimab (LAG525), and phase I data for treatment patients with advanced/metastatic solid tumors ±the anti-programmed cell death-1 antibody, spartalizumab.

10.1136/jitc-2021-003776 article EN cc-by Journal for ImmunoTherapy of Cancer 2022-02-01

3012 Background: LAG525 and spartalizumab (PDR001), humanized IgG4 mAbs, block binding of LAG-3 to MHC class II PD-1 PD-L1 PD-L2, respectively. Preclinical studies show synergistic anti-tumor activity when blocking LAG-3. Here, we report dose escalation results from a Phase I/II study ± in advanced malignancies (NCT02460224). Methods: was dosed Q2W (1–15 mg/kg, or 240/400 mg) Q4W (3–10 400 mg); + at 15 levels/schedules 0.3 mg/kg 1 1000 mg Q4W. I endpoints (dose-limiting toxicities [DLTs],...

10.1200/jco.2018.36.15_suppl.3012 article EN Journal of Clinical Oncology 2018-05-20

Up to 50% of patients with uveal melanoma (UM) develop metastatic disease, for which there is no effective systemic treatment. This study aimed evaluate the safety and efficacy orally available protein kinase C inhibitor, AEB071, in UM, perform genomic profiling tumor samples, aim propose combination therapies. Patients UM (n = 153) were treated AEB071 a phase I, single-arm study. received total daily doses ranging from 450 1,400 mg. First-cycle dose-limiting toxicities observed 13 (13%)....

10.1158/1535-7163.mct-19-0098 article EN Molecular Cancer Therapeutics 2020-02-06

Background NIZ985 is a recombinant heterodimer of physiologically active interleukin (IL-)15 and IL-15 receptor alpha. In preclinical models, promotes cytotoxic lymphocyte proliferation, killing function, organ/tumor infiltration, with resultant anticancer effects. this first-in-human study, we assessed the safety, pharmacokinetics, immune effects in patients metastatic or unresectable solid tumors. Methods Single agent dose escalation data are reported from phase I escalation/expansion...

10.1136/jitc-2021-003388 article EN cc-by Journal for ImmunoTherapy of Cancer 2021-11-01

Ieramilimab, a humanized anti-LAG-3 monoclonal antibody, was well tolerated in combination with the anti-PD-1 antibody spartalizumab phase 1 study. This 2 study aimed to further investigate efficacy and safety of treatment patients selected advanced (locally or metastatic) solid malignancies. Eligible non-small cell lung cancer (NSCLC), melanoma, renal carcinoma (RCC), mesothelioma, triple-negative breast (TNBC) were grouped depending on prior anti-PD-1/L1 therapy (anti-PD-1/L1 naive...

10.1080/2162402x.2023.2290787 article EN cc-by-nc OncoImmunology 2023-12-20

<h3>Background</h3> Expression of LAG-3, an inhibitory immunoreceptor, has been linked to reduced T-cell proliferation and cytokine production. LAG525 is a humanized IgG4 anti-LAG-3 antibody which inhibits LAG-3 binding MHC class II. Spartalizumab anti-PD-1 mAb PD-1 with its ligands PD-L1 PD-L2. Preclinical data have shown promising antitumor activity when blocking PD-1. <h3>Methods</h3> The Phase II part the first-in-human study (NCT02460224) explored + spartalizumab in patients...

10.1136/jitc-2020-sitc2020.0387 article EN Regular and Young Investigator Award Abstracts 2020-11-01

Abstract Background: NIZ985 is a soluble IL-15/IL-15 receptor α heterodimer (hetIL-15) that binds IL-2/IL-15 β/γ and promotes effector T-cell NK cell expansion activation. Spartalizumab humanized IgG4 mAb blocks binding of programmed death 1 (PD-1) to ligand 1/2 (PD-L1/2). In preclinical studies, IL-15 anti-PD-1/PD-L1 combinations demonstrated synergistic antitumor activity. Here we report dose escalation results from Ph I/Ib study as single agent (SA) in combination with spartalizumab...

10.1158/1538-7445.am2019-ct082 article EN Cancer Research 2019-07-01

Background: NIZ985 is a soluble IL-15/IL-15 receptor α heterodimer (hetIL-15) that binds IL-2/IL-15 β/γ and promotes effector T-cell NK cell expansion activation. Spartalizumab humanized IgG4 mAb blocks binding of programmed death 1 (PD-1) to ligand 1/2 (PD-L1/2). In preclinical studies, IL-15 anti-PD-1/PD-L1 combinations demonstrated synergistic antitumor activity. Here we report dose escalation results from Ph I/Ib study as single agent (SA) in combination with spartalizumab...

10.1158/1538-7445.sabcs18-ct082 article EN Clinical Trials 2019-07-01

&lt;div&gt;Abstract&lt;p&gt;Up to 50% of patients with uveal melanoma (UM) develop metastatic disease, for which there is no effective systemic treatment. This study aimed evaluate the safety and efficacy orally available protein kinase C inhibitor, AEB071, in UM, perform genomic profiling tumor samples, aim propose combination therapies. Patients UM (&lt;i&gt;n&lt;/i&gt; = 153) were treated AEB071 a phase I, single-arm study. received total daily doses ranging from 450 1,400 mg. First-cycle...

10.1158/1535-7163.c.6538543.v1 preprint EN 2023-04-03

&lt;div&gt;Abstract&lt;p&gt;Up to 50% of patients with uveal melanoma (UM) develop metastatic disease, for which there is no effective systemic treatment. This study aimed evaluate the safety and efficacy orally available protein kinase C inhibitor, AEB071, in UM, perform genomic profiling tumor samples, aim propose combination therapies. Patients UM (&lt;i&gt;n&lt;/i&gt; = 153) were treated AEB071 a phase I, single-arm study. received total daily doses ranging from 450 1,400 mg. First-cycle...

10.1158/1535-7163.c.6538543 preprint EN 2023-04-03

<h3>Background</h3> HEK-NIZ985 (NIZ985) is a recombinant heterodimer of IL-15/IL-15Rα that expands effector lymphocytes and antitumor activity in animal models human clinical trial. We report interim data from the first-in-human study NIZ985. <h3>Methods</h3> CNIZ985X2102J an open-label Phase I/Ib dose-escalation/expansion trial evaluating safety subcutaneous NIZ985 three-times-weekly (TIW; 2-weeks-on/2-weeks-off) or once-weekly (QW; 3-weeks-on/1-week-off) as single agent (SA) combination...

10.1136/jitc-2020-sitc2020.0386 article EN Regular and Young Investigator Award Abstracts 2020-11-01
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