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Mucosal immunology during helminth infection
The present study investigates the effects of Trichuris trichiura on human mucosal and systemic immunity in a single self-infected individual.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Trichuris trichiura eggs | One healthy volunteer |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Trichuris trichiura eggs | Biological | Live eggs from human whipworm, Trichuris trichiura |
|
| Measure | Description | Time Frame |
|---|---|---|
| Faecal egg excretion | Weekly monitoring of fecal egg counts by microscopy | 30 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Mucosal T cell associated cytokines | Biopsy sampling during established infection | Week 15 |
| Systemic immune parameters (eosinophilia, Subtypes of circulating T cells) | Weekly monitoring |
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Inclusion Criteria:
Exclusion Criteria:
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A single healthy volunteer
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| Name | Affiliation | Role |
|---|---|---|
| Jens F Dahlerup, MD | Aarhus University Hospital | Principal Investigator |
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| ID | Term |
|---|---|
| D003424 | Crohn Disease |
| D003093 | Colitis, Ulcerative |
| C531698 | Intestinal helminthiasis |
| ID | Term |
|---|---|
| D015212 | Inflammatory Bowel Diseases |
| D005759 | Gastroenteritis |
| D005767 | Gastrointestinal Diseases |
| D004066 | Digestive System Diseases |
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Blood cell and intestinal biopsies
| 30 weeks |
| Adverse events | The included individual was monitored clinically every week for the development of diarrhea and weight loss, and by blood samples for anemia and inflammatory parameters every other week. | 30 weeks |
| D007410 | Intestinal Diseases |
| D003092 | Colitis |
| D003108 | Colonic Diseases |