Biopsy Procedure
ProcedureUndergo biopsy
Other names: Biopsy, BIOPSY_TYPE, Bx
NCT Number: NCT04494113
This early phase I trial investigates the response to the anti-cancer drug, triapine, in uterine cancers by using markers from tissue samples at the time of removal of the uterus, ovaries, and fallopian tubes (hysterectomy and bilateral salpingo-oophorectomy). Triapine may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. Adding triapine to the usual approach of surgery followed by chemotherapy alone or in combination with radiation therapy may help to slow the growth of uterine cancer.
This study is active but is not currently recruiting participants.
Notify Me18 year and older
Female
Interventional
Early Phase 1
UM Sylvester Comprehensive Cancer Center at Coral Gables, Coral Gables, Florida, United States
PRIMARY OBJECTIVE:
I. Determine whether intravenous (IV) triapine 25 mg/m^2 will induce cell cycle arrest as measured by phospho-histone H3 (pHH3) in uterine serous adenocarcinoma cells removed at the time of hysterectomy.
SECONDARY OBJECTIVES:
I. Determine whether a preoperative dose of intravenous triapine 25 mg/m^2 can be safely given prior to hysterectomy and staging for uterine serous adenocarcinoma.
II. Determine whether changes in cyclin D/E and Ki-67 protein expression are detectable using immunohistochemistry pre- and post-triapine treatment in uterine serous adenocarcinomas.
III. Evaluate plasma and tissue triapine concentrations.
EXPLORATORY OBJECTIVES:
I. Determine the feasibility of using single-cell transcriptome analysis to quantify changes in gene expression following triapine treatment and to evaluate their concordance with immunohistochemistry (IHC) endpoints of cell cycle arrest.
II. Identify genomic variants of uterine serous adenocarcinoma (including but not limited to p53) with treatment response to ribonucleotide reductase inhibitors such as triapine using whole exome sequencing (WES).
OUTLINE:
Patients receive triapine IV over 2 hours on day 1. Patients then undergo surgical resection and tissue collection 6-8 hours after the initiation of the triapine infusion. Patients also undergo biopsy and collection of blood samples on study.
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Undergo biopsy
Other names: Biopsy, BIOPSY_TYPE, Bx
Undergo collection of tissue and blood samples
Other names: Biological Sample Collection, Biospecimen Collected, Sample Collection, Specimen Collection
Undergo surgical resection
Other names: Surgical Resection
Given IV
Other names: 3-aminopyridine-2-carboxaldehyde thiosemicarbazone, 3-AP, 3-Apct, OCX-0191, OCX-191, OCX191, PAN-811
Time frame: Up to 6-8 hours post-triapine infusion
Pharmacodynamic response rate will be estimated as the proportion of evaluable patients who achieve pharmacodynamic response defined as a decrease in phospho-histone H3 immunoscore of >= 1 from baseline to post-exposure of intravenous triapine for each patient. The corresponding 95% confidence interval will be provided.
Time frame: Up to day 42
Dose-limiting toxicities, as listed by Common Terminology Criteria for Adverse Events, version 5, are defined as any pre-surgical grade 3 or higher non-hematologic toxicity or grade 4 neutropenia, neutropenic fever, or thrombocytopenia within 24 hours of triapine administration. Toxicity will be tabulated by type and grade.
Time frame: Baseline, 5 minutes before end of triapine infusion, 6-8 hours post-infusion (at time of surgical tissue resection), and 24 hours post-infusion
End of infusion plasma concentrations represent maximum concentration and will be compared with historical data. Post-triapine plasma and tissue concentrations will generate plasma to tissue ratios, which represent the tissue partitioning coefficient, a useful PK parameter.
Time frame: Baseline, post-triapine infusion, surgical resection
Single-cell transcriptome analysis will be conducted to quantify changes in gene expression following triapine treatment. Changes of gene expression will be correlated with immunohistochemistry endpoints of cell cycle arrest.
Time frame: Baseline
WES will be used to identify genomic variants of uterine serous adenocarcinoma (including but not limited to p53) that can predict the treatment response to triapine.
National Cancer Institute (NCI)
Nih
A Phase 0 Window-of-Opportunity Pharmacodynamic Trial of Triapine (NSC# 663249) in Uterine Corpus Serous Adenocarcinoma
OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.
View the official ClinicalTrials.gov record (opens in a new tab)This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.
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