Please assess the completion status of the following clinical trial:

Trial Title: Decoding of the Expression of Tumor Suppressor P2RX7 in Inflammatory and Malignant Colonic Mucosa

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* · All the patients requiring an endoscopy within the framework of a colorectal cancer~  * All the patients requiring a low digestive endoscopy within the framework of the diagnosis or of the follow-up of a colorectal cancer, realized in the CHU of Nice.~ * Realization of a preliminary medical examination~ * Obligation for all the patients to be affiliated to the Social Security~ * Signature of the informed consent~Exclusion Criteria:~* • Pushed acute severe of the disease defined by the score of Truelove and Witss or the score of Lichtiger \> 10 (cf appendix)~  * severe endoscopic Hurts returning the practice of dangerous additional biopsies~ * Disorders of the coagulation or the patient under anti-vitamin K, aspirin or clopidogrel.~ * Patient presenting an unchecked renal, respiratory, hepatic or cardiac insufficiency~ * Patient known positive HIV~ * vulnerable People: pregnant or breast-feeding women (a pregnancy test will be realized), minors, adults under guardianship or guardianships, deprived of freedom

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- biopsy (Type: OTHER): We will use colonic biopsies performed in the gastroenterology after obtaining consent from the patient and the agreement of the committee for the protection of persons. 5 biopsy will be performed for all patients except those with colon cancer for xhich we realize only 3 colonic biopsy (1 in healthy area and 2 in cancerous area )~To obtain statistically significant results we will establish the following six study groups, as far as possible matched for age and sex:~* healthy patients;~* patients with colonic Crohn disease in acute phase;~* patients with colonic Crohn disease in chronic phase;~* patients with ulcerative colitis in acute phase;~* patients with ulcerative colitis in chronic phase;~* patients with colon cancer

Based on this trial design, predict the completion outcome and termination type (if applicable).