ArticleBMC cancer2023
Sintilimab plus nab-paclitaxel as second-line treatment for advanced biliary tract cancer: study protocol for an investigator-initiated phase 2 trial (NapaSinti trial).
Article in BMC cancer, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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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.
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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.
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Who cites it
3 citing papers in PubMed, 3 citations in OpenAlex.
- Recent advancements in systemic therapy for biliary tract cancers: a literature review.Journal of gastrointestinal oncology · 2025Review
- Use of sintilimab in primary adenosquamous carcinoma of the liver results in pathological complete response: a case report and literature review.Frontiers in immunology · 2025Review
- The fibrosis-4 index is a prognostic factor for cholangiocarcinoma patients who received immunotherapy.Frontiers in immunology · 2024Article
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Authors and funding
7 authors at 1 institution in 1 country.
Funding
Abstract
backgroundBiliary tract cancer (BTC) is a relatively rare but highly aggressive malignancy. However, there is currently no satisfactory second-line regimen for patients without specific genetic mutations. Nanoparticle albumin-bound paclitaxel, also known as nab-paclitaxel (Abraxane, Bristol Myers Squibb), has shown activity in patients with BTC. Studies investigating the immunogenic features of BTC suggested that checkpoint inhibition may lead to antitumor immune responses. In recent years, improved survival has been observed in patients treated with chemotherapy combined with immunotherapy across multiple cancer types, including BTC. This clinical trial aims to evaluate the efficacy and safety of second-line sintilimab in combination with nab-paclitaxel in advanced BTC patients.
methodsThe NapaSinti trial is a prospective, nonrandomized, open-label, phase 2 study conducted at a tertiary hospital in Chengdu, China. Eligible patients are those with histologically or cytologically confirmed locally advanced non-resectable or metastatic adenocarcinoma in the biliary tract (including intrahepatic cholangiocarcinoma, extrahepatic cholangiocarcinoma, and gallbladder cancer), aged between 18 and 75 years, with an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1, who have experienced disease progression after prior gemcitabine- or fluorouracil-based chemotherapy and have not received taxane or immune checkpoint inhibitor treatment. Enrolled patients will receive intravenous administration of sintilimab 200 mg on day 1 and nab-paclitaxel 125 mg/m2 on days 1 and 8, every three weeks. The primary endpoint is the objective response rate (ORR), while the secondary endpoints include overall survival (OS), progression-free survival (PFS), and safety. Exploratory objectives aim to identify biomarkers and molecular signatures for predicting response or prognosis. Using Simon's two-stage design, a total of 63 participants will be enrolled in the study. This trial was initiated in March 2022 in China. DISCUSSION: The NapaSinti trial evaluates the efficacy and safety of second-line sintilimab plus nab-paclitaxel for advanced biliary tract cancer. Additionally, the trial provides an opportunity for translational research.
trial registrationChinese Clinical Trial Registry ChiCTR2100052118. Registered October 19, 2021.
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