deltatrials
Completed OBSERVATIONAL NCT00341497

Biomarkers for Oral Cancer

Sponsor: National Cancer Institute (NCI)

Conditions Lichen Planus Mouth Neoplasms Oral Leukoplakia
Updated 85 times since 2017 Last updated: Jul 29, 2025 Started: Aug 28, 1996 Primary completion: Oct 4, 2006 Completion: Jul 29, 2025
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 Lichen Planus and Mouth Neoplasms, this trial is completed. The trial is conducted by National Cancer Institute (NCI) and has accumulated 85 data snapshots since 1996. Oncology trials at this stage typically focus on safety, tolerability, and early efficacy signals.

Status Flow

~Jan 2017 – ~May 2017 · 4 months · monthly snapshot~May 2017 – ~Jun 2017 · 31 days · monthly snapshot~Jun 2017 – ~Mar 2018 · 9 months · monthly snapshot~Mar 2018 – ~Apr 2018 · 31 days · monthly snapshot~Apr 2018 – ~May 2018 · 30 days · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Jul 2018 · 30 days · monthly snapshot~Jul 2018 – ~Sep 2018 · 2 months · 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 – ~Mar 2020 · 2 months · monthly snapshot~Mar 2020 – ~Apr 2020 · 31 days · monthly snapshot~Apr 2020 – ~May 2020 · 30 days · monthly snapshot~May 2020 – ~Jun 2020 · 31 days · monthly snapshot~Jun 2020 – ~Jul 2020 · 30 days · monthly snapshot~Jul 2020 – ~Aug 2020 · 31 days · monthly snapshot~Aug 2020 – ~Sep 2020 · 31 days · monthly snapshot~Sep 2020 – ~Oct 2020 · 30 days · monthly snapshot~Oct 2020 – ~Nov 2020 · 31 days · monthly snapshot~Nov 2020 – ~Dec 2020 · 30 days · monthly snapshot~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~Mar 2021 · 28 days · monthly snapshot~Mar 2021 – ~Apr 2021 · 31 days · monthly snapshot~Apr 2021 – ~May 2021 · 30 days · monthly snapshot~May 2021 – ~Jun 2021 · 31 days · monthly snapshot~Jun 2021 – ~Sep 2021 · 3 months · monthly snapshot~Sep 2021 – ~Oct 2021 · 30 days · monthly snapshot~Oct 2021 – ~Nov 2021 · 31 days · monthly snapshot~Nov 2021 – ~Jan 2022 · 2 months · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Mar 2022 · 28 days · monthly snapshot~Mar 2022 – ~Apr 2022 · 31 days · monthly snapshot~Apr 2022 – ~May 2022 · 30 days · monthly snapshot~May 2022 – ~Jun 2022 · 31 days · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshot~Sep 2022 – ~Nov 2022 · 2 months · monthly snapshot~Nov 2022 – ~Dec 2022 · 30 days · monthly snapshot~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshot~Jan 2023 – ~Feb 2023 · 31 days · monthly snapshot~Feb 2023 – ~Mar 2023 · 28 days · monthly snapshot~Mar 2023 – ~Apr 2023 · 31 days · monthly snapshot~Apr 2023 – ~May 2023 · 30 days · monthly snapshot~May 2023 – ~Jun 2023 · 31 days · monthly snapshot~Jun 2023 – ~Jul 2023 · 30 days · monthly snapshot~Jul 2023 – ~Aug 2023 · 31 days · monthly snapshot~Aug 2023 – ~Sep 2023 · 31 days · monthly snapshot~Sep 2023 – ~Oct 2023 · 30 days · monthly snapshot~Oct 2023 – ~Nov 2023 · 31 days · monthly snapshot~Nov 2023 – ~Dec 2023 · 30 days · monthly snapshot~Dec 2023 – ~Jan 2024 · 31 days · monthly snapshot~Jan 2024 – ~Feb 2024 · 31 days · monthly snapshot~Feb 2024 – ~Apr 2024 · 2 months · monthly snapshot~Apr 2024 – ~May 2024 · 30 days · monthly snapshot~May 2024 – ~Jun 2024 · 31 days · monthly snapshot~Jun 2024 – ~Jul 2024 · 30 days · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – ~Oct 2024 · 30 days · monthly snapshot~Oct 2024 – ~Nov 2024 · 31 days · monthly snapshot~Nov 2024 – ~Dec 2024 · 30 days · monthly snapshot~Dec 2024 – ~Feb 2025 · 2 months · monthly snapshot~Feb 2025 – ~Mar 2025 · 28 days · monthly snapshot~Mar 2025 – ~Apr 2025 · 31 days · monthly snapshot~Apr 2025 – ~May 2025 · 30 days · monthly snapshot~May 2025 – ~Jun 2025 · 31 days · monthly snapshot~Jun 2025 – ~Jul 2025 · 30 days · monthly snapshot~Jul 2025 – ~Aug 2025 · 31 days · monthly snapshot~Aug 2025 – ~Sep 2025 · 31 days · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

85 versions recorded

  1. Sep 2025 — Present [monthly]

    Completed

  2. Aug 2025 — Sep 2025 [monthly]

    Completed

    Status: Active Not Recruiting → Completed

  3. Jul 2025 — Aug 2025 [monthly]

    Active Not Recruiting

  4. Jun 2025 — Jul 2025 [monthly]

    Active Not Recruiting

  5. May 2025 — Jun 2025 [monthly]

    Active Not Recruiting

▶ Show 80 earlier versions

  1. Apr 2025 — May 2025 [monthly]

    Active Not Recruiting

  2. Mar 2025 — Apr 2025 [monthly]

    Active Not Recruiting

  3. Feb 2025 — Mar 2025 [monthly]

    Active Not Recruiting

  4. Dec 2024 — Feb 2025 [monthly]

    Active Not Recruiting

  5. Nov 2024 — Dec 2024 [monthly]

    Active Not Recruiting

  6. Oct 2024 — Nov 2024 [monthly]

    Active Not Recruiting

  7. Sep 2024 — Oct 2024 [monthly]

    Active Not Recruiting

  8. Aug 2024 — Sep 2024 [monthly]

    Active Not Recruiting

  9. Jul 2024 — Aug 2024 [monthly]

    Active Not Recruiting

  10. Jun 2024 — Jul 2024 [monthly]

    Active Not Recruiting

  11. May 2024 — Jun 2024 [monthly]

    Active Not Recruiting

  12. Apr 2024 — May 2024 [monthly]

    Active Not Recruiting

  13. Feb 2024 — Apr 2024 [monthly]

    Active Not Recruiting

  14. Jan 2024 — Feb 2024 [monthly]

    Active Not Recruiting

  15. Dec 2023 — Jan 2024 [monthly]

    Active Not Recruiting

  16. Nov 2023 — Dec 2023 [monthly]

    Active Not Recruiting

  17. Oct 2023 — Nov 2023 [monthly]

    Active Not Recruiting

  18. Sep 2023 — Oct 2023 [monthly]

    Active Not Recruiting

  19. Aug 2023 — Sep 2023 [monthly]

    Active Not Recruiting

  20. Jul 2023 — Aug 2023 [monthly]

    Active Not Recruiting

  21. Jun 2023 — Jul 2023 [monthly]

    Active Not Recruiting

  22. May 2023 — Jun 2023 [monthly]

    Active Not Recruiting

  23. Apr 2023 — May 2023 [monthly]

    Active Not Recruiting

  24. Mar 2023 — Apr 2023 [monthly]

    Active Not Recruiting

  25. Feb 2023 — Mar 2023 [monthly]

    Active Not Recruiting

  26. Jan 2023 — Feb 2023 [monthly]

    Active Not Recruiting

  27. Dec 2022 — Jan 2023 [monthly]

    Active Not Recruiting

  28. Nov 2022 — Dec 2022 [monthly]

    Active Not Recruiting

  29. Sep 2022 — Nov 2022 [monthly]

    Active Not Recruiting

  30. Jul 2022 — Sep 2022 [monthly]

    Active Not Recruiting

  31. Jun 2022 — Jul 2022 [monthly]

    Active Not Recruiting

  32. May 2022 — Jun 2022 [monthly]

    Active Not Recruiting

  33. Apr 2022 — May 2022 [monthly]

    Active Not Recruiting

  34. Mar 2022 — Apr 2022 [monthly]

    Active Not Recruiting

  35. Feb 2022 — Mar 2022 [monthly]

    Active Not Recruiting

  36. Jan 2022 — Feb 2022 [monthly]

    Active Not Recruiting

  37. Nov 2021 — Jan 2022 [monthly]

    Active Not Recruiting

  38. Oct 2021 — Nov 2021 [monthly]

    Active Not Recruiting

  39. Sep 2021 — Oct 2021 [monthly]

    Active Not Recruiting

  40. Jun 2021 — Sep 2021 [monthly]

    Active Not Recruiting

  41. May 2021 — Jun 2021 [monthly]

    Active Not Recruiting

  42. Apr 2021 — May 2021 [monthly]

    Active Not Recruiting

  43. Mar 2021 — Apr 2021 [monthly]

    Active Not Recruiting

  44. Feb 2021 — Mar 2021 [monthly]

    Active Not Recruiting

  45. Jan 2021 — Feb 2021 [monthly]

    Active Not Recruiting

  46. Dec 2020 — Jan 2021 [monthly]

    Active Not Recruiting

  47. Nov 2020 — Dec 2020 [monthly]

    Active Not Recruiting

  48. Oct 2020 — Nov 2020 [monthly]

    Active Not Recruiting

  49. Sep 2020 — Oct 2020 [monthly]

    Active Not Recruiting

  50. Aug 2020 — Sep 2020 [monthly]

    Active Not Recruiting

    Status: Completed → Active Not Recruiting

  51. Jul 2020 — Aug 2020 [monthly]

    Completed

  52. Jun 2020 — Jul 2020 [monthly]

    Completed

  53. May 2020 — Jun 2020 [monthly]

    Completed

  54. Apr 2020 — May 2020 [monthly]

    Completed

  55. Mar 2020 — Apr 2020 [monthly]

    Completed

  56. Jan 2020 — Mar 2020 [monthly]

    Completed

  57. Dec 2019 — Jan 2020 [monthly]

    Completed

  58. Nov 2019 — Dec 2019 [monthly]

    Completed

  59. Oct 2019 — Nov 2019 [monthly]

    Completed

  60. Sep 2019 — Oct 2019 [monthly]

    Completed

  61. Aug 2019 — Sep 2019 [monthly]

    Completed

  62. Jul 2019 — Aug 2019 [monthly]

    Completed

  63. Jun 2019 — Jul 2019 [monthly]

    Completed

  64. May 2019 — Jun 2019 [monthly]

    Completed

  65. Apr 2019 — May 2019 [monthly]

    Completed

  66. Mar 2019 — Apr 2019 [monthly]

    Completed

  67. Feb 2019 — Mar 2019 [monthly]

    Completed

  68. Jan 2019 — Feb 2019 [monthly]

    Completed

  69. Dec 2018 — Jan 2019 [monthly]

    Completed

  70. Nov 2018 — Dec 2018 [monthly]

    Completed

  71. Oct 2018 — Nov 2018 [monthly]

    Completed

  72. Sep 2018 — Oct 2018 [monthly]

    Completed

  73. Jul 2018 — Sep 2018 [monthly]

    Completed

  74. Jun 2018 — Jul 2018 [monthly]

    Completed

  75. May 2018 — Jun 2018 [monthly]

    Completed

  76. Apr 2018 — May 2018 [monthly]

    Completed

    Phase: NA → None

  77. Mar 2018 — Apr 2018 [monthly]

    Completed NA

  78. Jun 2017 — Mar 2018 [monthly]

    Completed NA

  79. May 2017 — Jun 2017 [monthly]

    Completed NA

  80. Jan 2017 — May 2017 [monthly]

    Completed NA

    First recorded

Aug 1996

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • National Cancer Institute (NCI)
Data source: National Institutes of Health Clinical Center (CC)

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

Study Locations