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TROP2 NMR Concordance Study (ALINEAR)

2026年9月7日 更新者:AstraZeneca

A Two-stage, Multi-center Concordance Study of Trophoblast Cell Surface Antigen 2 (TROP2) Normalized Membrane Ratio (NMR) in Non-Small Cell Lung Cancer Without Systemic Therapy

This is a two-stage, multi-center study to compare concordance of Local solution and Mixed solution with a Reference solution in testing TROP2 NMR in untreated advanced NSCLC patients, as well as clinical application and robustness in real world labs. TROP2 NMR testing by QCS is composed of three main components: IHC assay, digital scanner and QCS algorithm. This study mainly focuses on end-to-end comparisons from different solutions or real-world labs. TROP2 NMR status results will be compared and the end-to-end concordance between solutions or labs will be assessed by PPA, NPA, and OPA. Three different solutions will be included in this study: Reference solution\Local solution\Mixed solution. Stage 1 will evaluate concordance of Local solution and Mixed solution with Reference solution in a central lab. Totally about 600 samples will be tested using Local solution, Mixed solution and Reference solution. When solutions concordance in stage 1 is achieved, the study will proceed to stage 2. Stage 2 will then assess the robustness and reproducibility of different solutions in real world pathology labs. About 1,000 TROP2 NMR positive (TROP2 NMR+) and 1,000 TROP2 NMR negative (TROP2 NMR-) samples will be identified by central lab using Reference solution, then these status-known samples will be distributed to approximately 50 participating site labs with 20 TROP2 NMR+ and 20 TROP2 NMR- per site, and subsequently tested at site labs in a blinded manner using Reference solution, and/or Local solution and/or Mixed solution, depending on Stage 1 results.

調査の概要

詳細な説明

Because our study is a cross-sectional study, no Discontinuation criteria were set for stage 1&stage2. The target of stage2 is to accrue a minimum of 1,000 positive samples and 1,000 negative samples at the central lab. Enrollment will be terminated once these accrual targets are achieved; no further specimens will be collected thereafter, even if the total number of specimens does not reach 2,800, or it is also possible that the final enrollment may exceed 2,800 participants.

研究の種類

観察的

入学 (推定)

3400

連絡先と場所

このセクションには、調査を実施する担当者の連絡先の詳細と、この調査が実施されている場所に関する情報が記載されています。

研究連絡先

研究場所

    • Beijing Municipality
      • Beijing、Beijing Municipality、中国、100730
        • まだ募集していません
        • Research Site
    • Guangdong
      • Guangzhou、Guangdong、中国、510000
        • まだ募集していません
        • Research Site
    • Shanghai Municipality
      • Shanghai、Shanghai Municipality、中国、200000
        • まだ募集していません
        • Research Site
      • Shanghai、Shanghai Municipality、中国、200000
        • 募集
        • Research Site

参加基準

研究者は、適格基準と呼ばれる特定の説明に適合する人を探します。これらの基準のいくつかの例は、人の一般的な健康状態または以前の治療です。

適格基準

就学可能な年齢

  • 大人
  • 高齢者

健康ボランティアの受け入れ

いいえ

サンプリング方法

確率サンプル

調査対象母集団

The target population of interest in this study is participants with untreated advanced NSCLC without actionable genomic alterations (ie, alterations in genes with approved therapies available). Participants provide archival tumour tissue samples less than two years at enrollment with signed inform consent form or waived inform consent per EC requirements.

説明

Inclusion Criteria:

  • Age ≥18 years at sampling.
  • Histologically or cytologically documented non squamous NSCLC including:

    1. Stage IIIB or IIIC disease not amenable for surgical resection or definitive chemoradiation, or Stage IV metastatic NSCLC disease at the time of sampling who have not received any systemic therapy for first-line Stage IIIB, IIIC or IV NSCLC.

Participants who provide surgical samples for early-stage disease (Stage I to IIIA) are eligible. The capping for surgical samples is 70% and biopsy samples 30%.

  • 2. (b) Lacks sensitising EGFR tumour tissue mutation (eg, exon 19 deletion or exon 21 L858R, exon 21 L861Q, exon 18 G719X, or exon 20 S768I mutation), as well as ALK and ROS1 rearrangements.

    (c) Has no documented tumour genomic alteration results in NTRK, BRAF, RET, MET or HER2, KRAS oncogenes for which there are locally approved and available targeted first-line therapies.

    (d) Participants have documented PD-L1 status with TPS (or TC).

  • Willing to provide and have adequate tissue samples for biomarker testing, at least ≥5 FFPE slides for Stage 1, and at least ≥7 FFPE slides for Stage 2. Archival surgical samples less than 2 years before enrollment are eligible.
  • Informed Consent: Signed inform consent form or waived inform consent per EC requirements.
  • -1.Age ≥18 years at sampling.
  • 2.Histologically or cytologically documented non squamous NSCLC including:
  • (a)Stage IIIB or IIIC disease not amenable for surgical resection or definitive chemoradiation, or Stage IV metastatic NSCLC disease at the time of sampling who have not received any systemic therapy for first-line Stage IIIB, IIIC or IV NSCLC.
  • Participants who provide surgical samples for early-stage disease (Stage I to IIIA) are eligible. The capping for surgical samples is 70% and biopsy samples 30%.
  • (b)Lacks sensitising EGFR tumour tissue mutation (eg, exon 19 deletion or exon 21 L858R, exon 21 L861Q, exon 18 G719X, or exon 20 S768I mutation), as well as ALK and ROS1 rearrangements.
  • (c)Has no documented tumour genomic alteration results in NTRK, BRAF, RET, MET or HER2, KRAS oncogenes for which there are locally approved and available targeted first-line therapies.
  • (d) Participants have documented PD-L1 status with TPS (or TC).
  • 3. Willing to provide and have adequate tissue samples for biomarker testing, at least ≥5 FFPE slides for Stage 1, and at least ≥7 FFPE slides for Stage 2. Archival surgical samples less than 2 years before enrollment are eligible.
  • 4. Informed Consent: Signed inform consent form or waived inform consent per EC requirements.

Exclusion Criteria:

  • Mixed small-cell lung cancer and NSCLC histology; sarcomatoid variant of NSCLC.
  • At the time of tissue acquisition, the subject has the following known conditions: active tuberculosis infection, or clinically severe pulmonary function compromise resulting from intercurrent pulmonary illnesses including, but not limited to, any underlying pulmonary disorder (eg, pulmonary emboli within 3 months of the study enrollment, severe asthma, severe COPD, restrictive lung disease, pleural effusion, etc.).
  • 1. Mixed small-cell lung cancer and NSCLC histology; sarcomatoid variant of NSCLC.
  • 2. At the time of tissue acquisition, the subject has the following known conditions: active tuberculosis infection, or clinically severe pulmonary function compromise resulting from intercurrent pulmonary illnesses including, but not limited to, any underlying pulmonary disorder (eg, pulmonary emboli within 3 months of the study enrollment, severe asthma, severe COPD, restrictive lung disease, pleural effusion, etc.).

研究計画

このセクションでは、研究がどのように設計され、研究が何を測定しているかなど、研究計画の詳細を提供します。

研究はどのように設計されていますか?

デザインの詳細

コホートと介入

グループ/コホート
介入・治療
The study is a cross-sectional study with no cohort design
Reference solution incorporates a TROP2 IHC assay, scanner and image analysis RUO algorithm into a solution for TROP2 NMR testing that has been well-established and validated. Pathologists may interpret the results; they may also perform quality control steps and negative selection of nontumor areas, if needed.
Mixed solution for TROP2 NMR testing is defined as TROP2 IHC staining using identical clone with Reference, and stained slides will be transformed into digital images using KFBIO scanner (KF-PRO series). Images will be analysed by QCS algorithm RUO and the pathologist role is same as Reference solution.
Local solution for TROP2 NMR testing is defined as TROP2 IHC staining using the identical assay with Reference, and stained slides will be transformed into digital images using KFBIO scanner (KF-PRO series). Images will be analysed by QCS algorithm RUO and the pathologist role is same as Reference solution.

この研究は何を測定していますか?

主要な結果の測定

結果測定
メジャーの説明
時間枠
Stage 1 - Solution concordance in central lab: To evaluate TROP2 NMR concordance between Local solution and Reference solution in the central lab
時間枠:Approximately 6 months after collection of the first slide.
The primary endpoint will be analysed in the ACS1 with evaluable Local solution result. The concordance between Local solution and Reference solution will be descriptive through calculation of Positive Percentage Agreement (PPA), Negative Percentage Agreement (NPA), and Overall Percentage Agreement (OPA). These metrics will be computed using two-by-two contingency tables and reported with corresponding 95% Clopper-Pearson confidence intervals. Cohen's kappa coefficient and 95% CI will also be used to assess the degree of agreement by chance.PPA = (number of patients with TROP2 NMR+ based on both solutions)/(total number of patients with TROP2 NMR+ based on Reference solution) × 100%;NPA = (number of patients with TROP2 NMR- based on both solutions)/(total number of patients with TROP2 NMR- based on Reference solution) × 100% ;OPA = (number of patients with concordant results based on both solutions)/(total number of patients) × 100%
Approximately 6 months after collection of the first slide.
Stage2 - TROP2 NMR testing concordance among labs:To evaluate TROP2 NMR concordance of Reference solution between sites and central lab
時間枠:Approximately 10 months after collection of the first slide.
This primary endpoint will be analysed in the ACS2 with evaluable TROP2 NMR testing results by Reference solution from sites. The concordance will be summarized using PPA, NPA, and OPA, with corresponding 95% confidence intervals.
Approximately 10 months after collection of the first slide.
Stage2 - TROP2 NMR testing concordance among labs:To evaluate TROP2 NMR concordance of Local solution in sites with Reference solution in central lab
時間枠:Approximately 10 months after collection of the first slide.
This primary endpoint will be analysed in the ACS2 with evaluable TROP2 NMR testing results from Local solution. The concordance will be summarized using the same statistical metrics as the primary endpoint in stage 1, including PPA, NPA, and OPA, with corresponding 95% confidence intervals.
Approximately 10 months after collection of the first slide.

二次結果の測定

結果測定
メジャーの説明
時間枠
Stage1:To evaluate TROP2 NMR concordance between Mixed solution and Reference solution in the central lab
時間枠:Approximately 6 months after collection of the first slide.
For the secondary endpoint of concordance between Mixed solution and Reference solution, the analysis will be performed in the ACS1 with evaluable Mixed solution results. The component concordance will be analysed in the CCS, from which a subset of data will be extracted for each component-specific concordance. The concordance will be summarized using the same statistical metrics as the primary endpoint, including PPA, NPA, and OPA, with corresponding 95% confidence intervals.
Approximately 6 months after collection of the first slide.
Stage1:To evaluate IHC assay concordance using Reference scanner and QCS
時間枠:Approximately 6 months after collection of the first slide.
For the secondary endpoint of concordance between Mixed solution and Reference solution, the analysis will be performed in the ACS1 with evaluable Mixed solution results. The component concordance will be analysed in the CCS, from which a subset of data will be extracted for each component-specific concordance. The concordance will be summarized using the same statistical metrics as the primary endpoint, including PPA, NPA, and OPA, with corresponding 95% confidence intervals.
Approximately 6 months after collection of the first slide.
Stage1:To evaluate scanner concordance using Reference IHC and QCS
時間枠:Approximately 6 months after collection of the first slide.
For the secondary endpoint of concordance between Mixed solution and Reference solution, the analysis will be performed in the ACS1 with evaluable Mixed solution results. The component concordance will be analysed in the CCS, from which a subset of data will be extracted for each component-specific concordance. The concordance will be summarized using the same statistical metrics as the primary endpoint, including PPA, NPA, and OPA, with corresponding 95% confidence intervals.
Approximately 6 months after collection of the first slide.
Stage1:To evaluate QCS algorithm concordance using Reference IHC and scanner
時間枠:Approximately 6 months after collection of the first slide.
For the secondary endpoint of concordance between Mixed solution and Reference solution, the analysis will be performed in the ACS1 with evaluable Mixed solution results. The component concordance will be analysed in the CCS, from which a subset of data will be extracted for each component-specific concordance. The concordance will be summarized using the same statistical metrics as the primary endpoint, including PPA, NPA, and OPA, with corresponding 95% confidence intervals.
Approximately 6 months after collection of the first slide.
Stage2:To evaluate TROP2 NMR concordance of Mixed solution in sites with Reference solution in the central lab
時間枠:Approximately 10 months after collection of the first slide.
The secondary endpoint will be analysed in the ACS2 with evaluable TROP2 NMR testing results from Mixed solution in sites. The concordance will be summarized using the same statistical metrics as above.
Approximately 10 months after collection of the first slide.

協力者と研究者

ここでは、この調査に関係する人々や組織を見つけることができます。

スポンサー

捜査官

  • 主任研究者:zhiyong Liang、Peking Union Medical College Hospital
  • 主任研究者:shun Lu、Shanghai Chest Hospital, Shanghai Jiaotong University

研究記録日

これらの日付は、ClinicalTrials.gov への研究記録と要約結果の提出の進捗状況を追跡します。研究記録と報告された結果は、国立医学図書館 (NLM) によって審査され、公開 Web サイトに掲載される前に、特定の品質管理基準を満たしていることが確認されます。

主要日程の研究

研究開始 (実際)

2026年8月13日

一次修了 (推定)

2027年6月15日

研究の完了 (推定)

2027年6月15日

試験登録日

最初に提出

2026年5月29日

QC基準を満たした最初の提出物

2026年5月29日

最初の投稿 (実際)

2026年6月3日

学習記録の更新

投稿された最後の更新 (実際)

2026年9月9日

QC基準を満たした最後の更新が送信されました

2026年9月7日

最終確認日

2026年5月1日

詳しくは

本研究に関する用語

その他の研究ID番号

  • D9260R00030

個々の参加者データ (IPD) の計画

個々の参加者データ (IPD) を共有する予定はありますか?

はい

IPD プランの説明

Qualified researchers can request access to anonymized individual patient-level data from AstraZeneca group of companies sponsored clinical trials via the request portal Vivli.org. All requests will be evaluated as per the AZ disclosure commitment: https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

Yes, indicates that AZ are accepting requests for IPD, but this does not mean all requests will be shared.

IPD 共有時間枠

AstraZeneca will meet or exceed data availability as per the commitments made to the EFPIA PhRMA Data Sharing Principles. For details of our timelines, please rerefer to our disclosure commitment at https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

IPD 共有アクセス基準

When a request has been approved AstraZeneca will provide access to the anonymized individual patient-level data via secure research environment Vivli.org. Signed Data Usage Agreement (non-negotiable contract for data accessors) must be in place before accessing requested information.

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いいえ

米国FDA規制機器製品の研究

いいえ

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