SOCS
Discovery of new therapeutic targets for colorectal cancer
The SOCS project aims to improve the understanding and treatment of colorectal cancer by following patients over time and collecting clinical information and biological samples. This long-term research programme helps scientists identify biomarkers that can predict how the disease will progress and how patients are likely to respond to different treatments. The project also investigates the role of the tumour microenvironment in order to identify novel therapeutic strategies, and develops patient-derived organoid models – miniature versions of a patient’s tumour grown in the laboratory – to test potential treatments. By combining clinical information with advanced molecular analyses, researchers aim to support the development of personalised treatment strategies and improve outcomes for people living with colorectal cancer.

About the study
Locations
L-1210 Luxembourg
L-4240 Esch-sur-Alzette
L-9080 Ettelbruck
+352 8166-1
L-1130 Luxembourg
L-1210 Luxembourg
Contact
Who can participate?
Eligible participants
You may be eligible to participate as a patient if you:
- Are 18 years of age or older.
- Have been diagnosed with colorectal cancer (CRC) based on a biopsy or medical imaging.
- Are scheduled to undergo surgery to remove your primary tumour or colorectal cancer metastases.
- Are willing and able to provide written informed consent.
You may be eligible to participate as a healthy volunteer if you:
- Are 18 years of age or older.
- Are in good general health.
- Are willing and able to provide written informed consent
Exclusion criteria
You may not be eligible to participate as a patient if you:
- Are under 18 years of age.
- Are pregnant.
- Are unable to provide informed consent.
- Are currently in prison.
You may not be eligible to participate as a healthy volunteer if you:
- Are under 18 years of age.
- Have a chronic medical condition.
- Have taken antibiotics within the past 6 months.
Not sure about eligibility?
The study team will review each case individually to determine eligibility. If you are unsure whether you are eligible, do not hesitate to contact us.
What will participants do?
If you decide to participate as a patient, you will be asked to:

01.
Sign an informed consent form
This must be completed before any study procedures take place.
02.
Provide biological samples
The following samples will be collected during the inclusion visit:
- A blood sample
- A stool sample (optional)
- A saliva sample (optional)
03.
Allow the collection of remaining tissue samples
Researchers may collect tissue samples remaining from your routine surgery or biopsy, if available. No additional surgical procedure will be performed for the study.
04.
Provide clinical information
This will include information related to your diagnosis, treatment, and follow-up.
05.
Attend annual follow-up visits
These will take place for up to 5 years, during which your clinical information will be updated. Additional blood and stool samples may also be collected if they were not obtained during your inclusion visit.
For healthy volunteers, participation consists of a single study visit during which you will:

01.
Sign an informed consent form.
02.
Provide a blood sample
03.
Provide stool and saliva samples (optional).
04.
Provide health information
Contact & location

Centre Hospitalier de Luxembourg – CHL Centre
4 rue Barblé
L-1210 Luxembourg

Centre Hospitalier Emile Mayrisch – Esch-sur-Alzette
1 rue Emile Mayrisch
L-4240 Esch-sur-Alzette
Southern Luxembourg research site offering access to a diverse patient population for multi-centre trials.

Centre Hospitalier du Nord – Ettelbruck
120, avenue Salentiny
L-9080 Ettelbruck
+352 8166-1

Hôpitaux Robert Schuman (HRS) – ZithaKlinik
44 Rue d’Anvers,
L-1130 Luxembourg

Luxembourg Research Clinic (LRC)
6, Rue Nicolas-Ernest Barblé,
L-1210 Luxembourg
Study team

Prof. Elisabeth Letellier
Assistant Professor, Department of Health, Medicine and Life Sciences
University of Luxembourg (UL)
Prof. Serge Haan
Head of the Department of Health, Medicine and Life Sciences
University of Luxembourg (UL)
Dr Manon Gantenbein
Head of Clinical and Epidemiological Investigation Center and Head of Clinical Project Management Office
Luxembourg Institute of Health (LIH)
Dr Luis Perez Casanova
Direction de la santé
Dr Juan Santiago Azagra
Centre Hospitalier de Luxembourg (CHL)
Dr Philippe Koppes
Hôpitaux Robert Schuman (HRS)
Dr Daniel Léonard
Hôpitaux Robert Schuman (HRS)
Dr Nicolas Zuegel
Centre Hospitalier Emile Mayrisch (CHEM)
Dr Maximilian von Heesen
Centre Hospitalier Emile Mayrisch (CHEM)
Dr Alain Foxius
Centre Hospitalier du Nord (CHdN)Funded by
University of Luxembourg
Luxembourg Institute of Health (LIH)
Fondation Cancer
Ready to take part?
Our team is available to answer all your questions before you decide.
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