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FOLICOLOR TRIAL: Following Therapy Response Through Liquid Biopsy in Metatstatic Colorectal Cancer Patients (FOLICOLOR)

22 de abril de 2026 actualizado por: University Hospital, Antwerp
The FOLICOLOR trial aims to evaluate whether a liquid biopsy-guided follow-up strategy can improve outcomes in patients with unresectable, metastatic colorectal cancer (mCRC) receiving first-line systemic treatment. The approach uses NPY methylation-based circulating tumor DNA (ctDNA) analysis from blood samples to monitor treatment response and guide clinical decision-making. Eligible patients are adults diagnosed with unresectable, metastatic colorectal cancer who are starting first-line treatment. The primary goal is to demonstrate a clinically meaningful benefit, particularly in terms of quality of life (QoL) and reduction of treatment-related toxicity, by allowing earlier and more personalized therapeutic adjustments based on liquid biopsy findings.

Descripción general del estudio

Estado

Reclutamiento

Descripción detallada

FOLICOLOR is a prospective, randomized, open-label, multicentric phase 3 study evaluating the clinical value of ctDNA-based liquid biopsy in the follow-up of patients receiving first-line therapy for metastatic colorectal cancer.

Patients with confirmed NPY methylation-based ctDNA positivity on an initial liquid biopsy sample will be randomized into two study arms:

  • Control arm (CT arm): Treatment decisions are guided by radiographic evaluation using conventional CT scans.
  • Study arm (LB arm): Treatment decisions are guided by serial liquid biopsy results.

All patients are followed per study protocol for 18 months from the time of inclusion.

Primary Objective:

To determine whether a liquid biopsy-guided follow-up strategy preserves quality of life (QoL) for longer, by enabling earlier detection of disease progression and more timely therapeutic adjustments, thereby reducing exposure to ineffective treatment and associated toxicity.

Secondary Objectives:

  • To evaluate whether liquid biopsy allows earlier detection of progressive disease compared to conventional CT imaging (per RECIST 1.1 criteria).
  • To assess time to progression and progression-free survival (PFS) in both the LB arm and CT arm, with progression defined as progressive disease (PD) per RECIST 1.1.
  • To evaluate the difference in 3-year overall survival (OS) between both study arms.

Tipo de estudio

Intervencionista

Inscripción (Estimado)

150

Fase

  • Fase 3

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Estudio Contacto

  • Nombre: Sanne Wouters
  • Número de teléfono: 003238212441
  • Correo electrónico: sanne.wouters@uza.be

Copia de seguridad de contactos de estudio

  • Nombre: Ayla Wyninckx
  • Número de teléfono: 003232759745
  • Correo electrónico: ayla.wyninckx@uza.be

Ubicaciones de estudio

    • Antwerp
      • Brasschaat, Antwerp, Bélgica, 2930
        • Reclutamiento
        • AZ Klina
      • Edegem, Antwerp, Bélgica, 2650
        • Reclutamiento
        • University Hospital Antwerp
      • Wilrijk, Antwerp, Bélgica, 2610
        • Reclutamiento
        • Sint-Augustinus (ZAS)
    • Antwerpen
      • Mechelen, Antwerpen, Bélgica, 2800
        • Reclutamiento
        • AZ Sint Maarten
    • Henegouwen
      • Charleroi, Henegouwen, Bélgica, 6020
        • Reclutamiento
        • Grand Hôpital de Charleroi
    • Oost-Vlaanderen
      • Ghent, Oost-Vlaanderen, Bélgica, 9000
        • Reclutamiento
        • AZ Maria Middelares, Ghent
      • Sint-Niklaas, Oost-Vlaanderen, Bélgica, 9100
        • Reclutamiento
        • Vitaz
    • West-Vlaanderen
      • Bruges, West-Vlaanderen, Bélgica, 8000
        • Reclutamiento
        • AZ Sint Lucas, Brugge
      • Kortrijk, West-Vlaanderen, Bélgica, 8500
        • Reclutamiento
        • AZ Groeninge, Kortrijk

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

  • Adulto
  • Adulto Mayor

Acepta Voluntarios Saludables

No

Descripción

Inclusion Criteria:

  • Man or woman ≥ 18 years of age at the time the informed consent is obtained
  • ECOG performance status of 0-2
  • Histologically or cytologically confirmed adenocarcinoma of the colon or rectum in subjects with unresectable metastatic (M1) disease
  • There should be at least 1 uni-dimensionally measurable (min. 10mm) using conventional crosssectional imaging techniques (CT or MRI scan). Lesion must not be chosen from a previously irradiated field, unlessnthere has been documented disease progression in that field after irradiation and prior to randomization. All sites of disease must be evaluated ≤ 28 days prior to randomization
  • Adequate hematology, renal, hepatic and coagulation function (at treating physician's discretion)
  • Adequate blood results for treatment (at treating physician's discretion)
  • Starting a first line treatment

Exclusion Criteria:

  • History of prior or concurrent central nervous system metastases
  • History of other malignancy, except:

Malignancy treated with curative intent and with no known active disease present for ≥ 3 years prior to randomization and felt to be at low risk for recurrence by the treating physician.

Adequately treated non-melanomatous skin cancer or lentigo maligna without evidence of disease.

Adequately treated cervical carcinoma in situ without evidence of disease. Prostatic intraepithelial neoplasia without evidence of prostate cancer

  • Prior chemotherapy or other systemic anticancer therapy for the treatment of metastatic colorectal carcinoma including but not limited to bevacizumab and anti-EGFR therapy (e.g. cetuximab, panitumumab, erlotinib, gefitinib, lapatinib)
  • Prior adjuvant chemotherapy (including oxaliplatin therapy) or other adjuvant systemic anticancer therapy including but not limited to bevacizumab and anti-EGFR therapy (e.g. cetuximab, panitumumab, erlotinib, gefitinib, lapatinib) for the treatment of colorectal cancer ≤ 6 months prior to randomization with the following exceptions: Subjects may have received prior fluoropyrimidine therapy if administered solely for the purpose of radiosensitization for the adjuvant or neoadjuvant treatment of rectal cancer.
  • Radiotherapy ≤ 14 days prior to randomization. Subjects must have recovered from all radiotherapy-related toxicities.

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Otro
  • Asignación: Aleatorizado
  • Modelo Intervencionista: Asignación paralela
  • Enmascaramiento: Único

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Sin intervención: CT arm
Treatment decision guided by radiographic evaluation following the standard of care of the treating hospital. (Control arm)
Experimental: Liquid Biopsy arm
Treatment decision guided by liquid biopsies. (intervention arm)
The LB arm is the intervention group where the evaluation of therapy is guided by Liquid Biopsy results

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Time to Deterioration (TTD) in Quality of Life (QoL)
Periodo de tiempo: 18 months

The primary objective of this study is to determine whether the technique of monitoring patients with liquid biopsies can ensure that patients experience a slower decline in their quality of life (and can therefore maintain a good quality of life for longer).

This will be evaluated through the difference in time to deterioration (TTD) in Quality of Life (QoL) between patients in which follow-up is done based on the results of LBs (LB-arm) in comparison to the patients in which follow-up is done based on the conventional follow-up techniques (CT-arm). TTD is defined as time from randomization to the first decrease from baseline on the European Organization for Research and Treatment of Cancer (EORTC) Quality of Life questionnaire (QLQ-CR29) summary score by at least 10 percent.

18 months

Medidas de resultado secundarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Progression Free Survival (PFS)
Periodo de tiempo: 18 months
To compare progresion free survival between the LB-arm and the CT-arm (progression is defined as PD on CT scan according to RECIST 1.1 criteria).
18 months
3 year overall survival
Periodo de tiempo: 3 year
To evaluate the 3-year overall survival difference between both study arms.
3 year
Earlier detection of progressive disease with liquid biospies
Periodo de tiempo: 18 months
The proportion of patients in which progressive disease can be detected earlier based on the results of liquid biopsies in comparison to conventional CT scans (with RECIST 1.1 measurements).
18 months

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Colaboradores

Investigadores

  • Investigador principal: Timon Vandamme, University Hospital, Antwerp

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Actual)

16 de agosto de 2021

Finalización primaria (Estimado)

1 de diciembre de 2029

Finalización del estudio (Estimado)

1 de agosto de 2031

Fechas de registro del estudio

Enviado por primera vez

16 de junio de 2022

Primero enviado que cumplió con los criterios de control de calidad

22 de abril de 2026

Publicado por primera vez (Actual)

30 de abril de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

30 de abril de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

22 de abril de 2026

Última verificación

1 de marzo de 2026

Más información

Términos relacionados con este estudio

Otros números de identificación del estudio

  • 20/04/040

Información sobre medicamentos y dispositivos, documentos del estudio

Estudia un producto farmacéutico regulado por la FDA de EE. UU.

No

Estudia un producto de dispositivo regulado por la FDA de EE. UU.

No

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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