deltatrials
Active Not Recruiting OBSERVATIONAL NCT04497779

Analysis of Coronavirus Disease 19 (COVID-19) Convalescent Plasma

Evaluation of Coronavirus Disease 19 (COVID-19) Convalescent Plasma

Sponsor: California Institute for Regenerative Medicine (CIRM)

Conditions Asymptomatic COVID-19 Infection Laboratory-Confirmed Symptomatic COVID-19 Infection Laboratory-Confirmed
Interventions Biospecimen Collection Diagnostic Laboratory Biomarker Analysis Electronic Health Record Review Questionnaire Administration
Updated 16 times since 2020 Last updated: Dec 3, 2025 Started: Jul 13, 2020 Primary completion: Oct 13, 2026 Completion: Oct 13, 2026
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04497779, this observational or N/A phase trial focuses on Asymptomatic COVID-19 Infection Laboratory-Confirmed and Symptomatic COVID-19 Infection Laboratory-Confirmed and remains ongoing. Sponsored by California Institute for Regenerative Medicine (CIRM), it has been updated 16 times since 2020, reflecting substantial change activity. This study is part of the global effort to build evidence for infectious disease interventions.

Status Flow

~Sep 2020 – ~Oct 2020 · 30 days · monthly snapshot~Oct 2020 – ~Nov 2020 · 31 days · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Oct 2021 · 9 months · monthly snapshot~Oct 2021 – ~Dec 2021 · 2 months · monthly snapshot~Dec 2021 – ~Jul 2022 · 7 months · monthly snapshot~Jul 2022 – ~Dec 2022 · 5 months · monthly snapshot~Dec 2022 – ~Dec 2023 · 12 months · monthly snapshot~Dec 2023 – ~Mar 2024 · 3 months · monthly snapshot~Mar 2024 – ~Jul 2024 · 4 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Feb 2025 · 5 months · monthly snapshot~Feb 2025 – ~Oct 2025 · 8 months · monthly snapshot~Oct 2025 – ~Nov 2025 · 31 days · monthly snapshot~Nov 2025 – ~Jan 2026 · 2 months · monthly snapshot~Jan 2026 – present · 8 months · monthly snapshot

Change History

16 versions recorded

  1. Jan 2026 — Present [monthly]

    Active Not Recruiting

  2. Nov 2025 — Jan 2026 [monthly]

    Active Not Recruiting

  3. Oct 2025 — Nov 2025 [monthly]

    Active Not Recruiting

  4. Feb 2025 — Oct 2025 [monthly]

    Active Not Recruiting

  5. Sep 2024 — Feb 2025 [monthly]

    Active Not Recruiting

▶ Show 11 earlier versions

  1. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting

  2. Mar 2024 — Jul 2024 [monthly]

    Active Not Recruiting

  3. Dec 2023 — Mar 2024 [monthly]

    Active Not Recruiting

  4. Dec 2022 — Dec 2023 [monthly]

    Active Not Recruiting

  5. Jul 2022 — Dec 2022 [monthly]

    Active Not Recruiting

    Status: Recruiting → Active Not Recruiting

  6. Dec 2021 — Jul 2022 [monthly]

    Recruiting

  7. Oct 2021 — Dec 2021 [monthly]

    Recruiting

  8. Jan 2021 — Oct 2021 [monthly]

    Recruiting

  9. Nov 2020 — Jan 2021 [monthly]

    Recruiting

  10. Oct 2020 — Nov 2020 [monthly]

    Recruiting

    Status: Not Yet Recruiting → Recruiting

  11. Sep 2020 — Oct 2020 [monthly]

    Not Yet Recruiting

    First recorded

Jul 2020

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • California Institute for Regenerative Medicine (CIRM)
  • City of Hope Medical Center
  • National Cancer Institute (NCI)
Data source: City of Hope Medical Center

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

Study Locations