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CCTG Connection



Published:
Category: Trials
Trial closure: MA34

MA34 (BIG 4-11): A Randomized Multicenter, Double-Blind, Placebo-Controlled Comparison of Chemotherapy Plus Trastuzumab Plus Placebo versus Chemotherapy Plus Trastuzumab Plus Pertuzumab as AdjuvantTherapy in Patients with Operable HER2-Positive Primary Breast Cancer trial has permanently closed.

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Published:
Category: News
Congratulations to Florencia Comelles and Claire Norman

For over seven years the Dr. Frances Shepherd Award has supported investigators or post-graduate trainees who's CCTG research project demonstrates excellence in clinical trials and translational research. This Award provides travel support to present CCTG work at major international and national meetings. The CCTG Scientific Leadership selection task force have recently announced two new Award recipients, congratulations to Florencia Comelles and Claire Norman who will be formally presented their award at the CCTG Spring Meeting 2026.

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Published:
Category: Publications
Publication: MA38 primary
MA38 primary publication Continuous versus Standard Palbociclib Treatment and Molecular Profiling of Solid Tissues and Liquid Biopsies in the CCTG MA.38 Trial in Advanced Breast Cancer.
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Published:
Category: Publications
QoL Substudy GA2
The INTEGRATE trials evaluated regorafenib in advanced gastric and esophagogastric junction cancer (AGOC), a poor prognosis population. In INTEGRATE 1 (I1, phase 2), regorafenib improved progression-free survival (PFS) without a clear excess decline in health-related quality of life (HRQoL). INTEGRATE 2a (I2a, phase 3) demonstrated an overall survival (OS) benefit, alone and in a pre-specified pooled analysis with I1.
 
Martin AJ, Soon YY, Sjoquist KM, Pavlakis N, Goldstein D, Shitara K, Simes JR.
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Published:
Category: Publications
Publication: Secondary analysis IND223, IND232 and IND234
Secondary analysis publication using data from IND223, IND232 and IND234.
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Published:
Category: Publications
Publication: Pooled Analysis BR34, CO26, IND226 and PA7

Effects of serotonergic drugs on immune checkpoint inhibitor response: a pooled analysis of individual patient data from four Canadian Cancer Trials Group (CCTG) trials BR34, CO26, I226 and PA7

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Published:
Category: Publications
Publication: PR19 analysis of initial arms

A randomized Phase II trial of High Dose-Rate (HDR) and Low Dose-Rate (LDR) brachytherapy as monotherapy in localized prostate cancer: analysis of initial arms of Canadian cancer trials group PR19

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Published:
Category: Publications
Publication: BLC4 secondary analysis
CCTG BLC4 (SWOG S1605) Urine Tumor DNA to Stratify the Risk of Recurrence
 
This study demonstrates that urine tumor DNA profiling can be used to stratify the risk of recurrence in patients after treatment with atezolizumab for bacillus Calmette-Guérin–unresponsive non–muscle-invasi
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