Trial reportGynecologic oncology2025
A randomized pilot study of HPV16 L2E7E6 fusion protein vaccination site post-treatment for HPV16+ cervical cancer.
Trial report in Gynecologic oncology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02405221 (A Pilot Clinical Trial Assessing the Safety and Feasibility of Intramuscular Administration of the TA-CIN Vaccine as Adjuvant Therapy for Patients With History of HPV16 Associated Cervical Cancer), which is not on this map. Cited by 3 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
A Pilot Clinical Trial Assessing the Safety and Feasibility of Intramuscular Administration of the TA-CIN Vaccine as Adjuvant Therapy for Patients With History of HPV16 Associated Cervical Cancer
Who cites it
3 citing papers in PubMed.
- Nondiffuse p16 Expression in HPV-Associated and HPV-Independent Cervical Squamous Cell Carcinomas: A Single-Institution Case Series With Emphasis on Histopathologic Features and Molecular Alterations.The American journal of surgical pathology · 2026Article
- Advances in γδ T cell-mediated immune surveillance in cervical cancer.Frontiers in oncology · 2026Review
- Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
23 authors.
Funding
Abstract
objectiveSince anti-tumor immunity is enhanced by vaccination of mice adjacent to human papillomavirus type 16 (HPV16+) tumors, we examined whether HPV16 L2E7E6 fusion protein (TA-CIN) vaccination in the thigh of HPV16+ cervical cancer patients would be more immunogenic than their arm.
methodsHPV16+ cervical cancer (stage IB1-IVA) patients, who had completed standard-of-care treatment within the past year and absent evidence of disease (NED), were enrolled in a pilot study (NCT02405221). Participants were randomized 1:1 to receive three 100 μg TA-CIN monthly intramuscular immunizations either in the arm or thigh and followed for two years for safety (CTCAEv4.0), immune response, and recurrence.
resultsFifteen patients were enrolled (median age 44, range 35-83 years); one patient experienced a non-vaccine-related adverse event after one vaccination and withdrew. Treatment-related adverse events (n = 8) were grade 1, primarily at the injection site, and self-resolved. No recurrence was observed. TA-CIN-specific antibody titers tended to be higher in thigh-vaccinated patients. Bulk TCRseq revealed significant increases in expanded and de novo T cell clones following thigh-vaccination compared with the arm. No correlation with prior treatment modality was observed. E6-, E7-, and L2-specific TCR clones expanded, although L2-specific T cell responses were predominant. One month post-vaccination, scRNAseq revealed significant expansion of MAIT and cytotoxic CD8+ T cells, and both expanded and novel TCR clonotypes were identified in the latter.
conclusionsThigh or arm vaccination with TA-CIN was well tolerated, but the former elicited higher CD8 T cell and antibody responses in HPV16+ cervical cancer patients with NED after primary therapy.
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Registered trials
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