deltatrials
Completed OBSERVATIONAL NCT00004996

Comparison of Immune Response in Normal Volunteers and Patients With Helminth Infections

Langherhans' Cell Function and Inflammatory Responses in Skin of Volunteers Using the Suction Blister Technique

Sponsor: National Institute of Allergy and Infectious Diseases (NIAID)

Conditions Healthy Helminthiasis
Updated 25 times since 2017 Last updated: Dec 11, 2019 Started: Mar 20, 2000 Completion: Apr 22, 2015
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Healthy and Helminthiasis, this trial is completed. The trial is conducted by National Institute of Allergy and Infectious Diseases (NIAID) and has accumulated 25 data snapshots since 2000. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Jan 2017 – ~Apr 2018 · 15 months · monthly snapshot~Apr 2018 – ~Jun 2018 · 2 months · monthly snapshot~Jun 2018 – ~Jul 2018 · 30 days · monthly snapshot~Jul 2018 – ~Aug 2018 · 31 days · monthly snapshot~Aug 2018 – ~Sep 2018 · 31 days · monthly snapshot~Sep 2018 – ~Oct 2018 · 30 days · monthly snapshot~Oct 2018 – ~Nov 2018 · 31 days · monthly snapshot~Nov 2018 – ~Dec 2018 · 30 days · monthly snapshot~Dec 2018 – ~Jan 2019 · 31 days · monthly snapshot~Jan 2019 – ~Feb 2019 · 31 days · monthly snapshot~Feb 2019 – ~Mar 2019 · 28 days · monthly snapshot~Mar 2019 – ~Apr 2019 · 31 days · monthly snapshot~Apr 2019 – ~May 2019 · 30 days · monthly snapshot~May 2019 – ~Jun 2019 · 31 days · monthly snapshot~Jun 2019 – ~Jul 2019 · 30 days · monthly snapshot~Jul 2019 – ~Aug 2019 · 31 days · monthly snapshot~Aug 2019 – ~Sep 2019 · 31 days · monthly snapshot~Sep 2019 – ~Oct 2019 · 30 days · monthly snapshot~Oct 2019 – ~Nov 2019 · 31 days · monthly snapshot~Nov 2019 – ~Dec 2019 · 30 days · monthly snapshot~Dec 2019 – ~Jan 2020 · 31 days · monthly snapshot~Jan 2020 – ~Jan 2021 · 12 months · monthly snapshot~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – present · 24 months · monthly snapshot

Change History

25 versions recorded

  1. Sep 2024 — Present [monthly]

    Completed

  2. Jul 2024 — Sep 2024 [monthly]

    Completed

  3. Jan 2021 — Jul 2024 [monthly]

    Completed

  4. Jan 2020 — Jan 2021 [monthly]

    Completed

  5. Dec 2019 — Jan 2020 [monthly]

    Completed

▶ Show 20 earlier versions

  1. Nov 2019 — Dec 2019 [monthly]

    Completed

  2. Oct 2019 — Nov 2019 [monthly]

    Completed

  3. Sep 2019 — Oct 2019 [monthly]

    Completed

  4. Aug 2019 — Sep 2019 [monthly]

    Completed

  5. Jul 2019 — Aug 2019 [monthly]

    Completed

  6. Jun 2019 — Jul 2019 [monthly]

    Completed

  7. May 2019 — Jun 2019 [monthly]

    Completed

  8. Apr 2019 — May 2019 [monthly]

    Completed

  9. Mar 2019 — Apr 2019 [monthly]

    Completed

  10. Feb 2019 — Mar 2019 [monthly]

    Completed

  11. Jan 2019 — Feb 2019 [monthly]

    Completed

  12. Dec 2018 — Jan 2019 [monthly]

    Completed

  13. Nov 2018 — Dec 2018 [monthly]

    Completed

  14. Oct 2018 — Nov 2018 [monthly]

    Completed

  15. Sep 2018 — Oct 2018 [monthly]

    Completed

  16. Aug 2018 — Sep 2018 [monthly]

    Completed

  17. Jul 2018 — Aug 2018 [monthly]

    Completed

  18. Jun 2018 — Jul 2018 [monthly]

    Completed

  19. Apr 2018 — Jun 2018 [monthly]

    Completed

    Phase: NA → None

  20. Jan 2017 — Apr 2018 [monthly]

    Completed NA

    First recorded

Mar 2000

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • National Institute of Allergy and Infectious Diseases (NIAID)
Data source: National Institutes of Health Clinical Center (CC)

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations