This is an open-label, multicenter, Phase 1/2 study evaluating the Safety, Tolerability, and Efficacy of VCTX211 Combination Product in Subjects with T1D
VCTX211 combination product (unit) compromises 2 components: (1) allogeneic pancreatic endoderm cells (PEC211) genetically modified using Cluster Regularly Interspaced Short Palindromic Repeats/ CRISPR-associated protein 9 (CRISPR/Cas9) to promote immune evasiveness and survival, and (2) a durable, removable, perforated device designed to deliver and retain PEC211 cells.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
40
CRISPR-Cas9 genetically modified PEC211 cells loaded into a delivery device
University of Alberta
Edmonton, Alberta, Canada
RECRUITINGUniversity of British Columbia
Vancouver, British Columbia, Canada
RECRUITINGIncidence of adverse events with causality related to VCTX211 units, the surgical procedures and/or medical interventions required to implant and explant the VCTX211 units.
Time frame: From implantation up to 12 months post implantation
Assess the clinical efficacy of VCTX211 units via evaluation of C-peptide increase from the baseline.
Time frame: From implantation up to 12 months post implantation
Incidence of adverse events reported in patients implanted with VCTX211 units.
Time frame: From implantation up to 12 months post implantation
Assess the clinical efficacy of VCTX211 units via evaluation of changes in exogenous insulin use from baseline.
Time frame: From implantation up to 12 months post implantation
Assess the clinical efficacy of VCTX211 units via evaluation of changes in number of hypoglycemic evens from baseline.
Time frame: From implantation up to 12 months post implantation
Assess the clinical efficacy of VCTX211 units via evaluation of changes in hemoglobin A1C levels from baseline.
Time frame: From implantation up to 12 months post implantation
Assess the clinical efficacy of VCTX211 units via evaluation of percentage of time in pre-defined glycemic ranges, as measured by a continuous glucose monitor, from baseline.
Time frame: From implantation up to 12 months post implantation
Qualitative evaluation of immune response to VCTX211 units assessed by histological staining for markers of host adaptive immune cells within the graft.
Time frame: From implantation up to 12 months post implantation
Incidence of new alloreactive antibodies found in the blood of patients post implantation.
Time frame: From implantation up to 12 months post implantation
Incidence of new autoreactive antibodies found in the blood of patients post implantation.
Time frame: From implantation up to 12 months post implantation
The percentage of viable graft cells per unit using immunohistochemical staining.
Time frame: From implantation up to 12 months post implantation
The percentage of graft cells per unit that have differentiated into endocrine/beta cells as determined by immunohistochemical staining.
Time frame: From implantation up to 12 months post implantation
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