Salivary IL-6 and Interleukin Gene Polymorphisms in Oral Squamous Cell Carcinoma (IL6-OSCC)
Salivary Interleukin-6 Levels and Interleukin Gene Polymorphisms for the Biological Stratification of Locoregional Progression in Oral Squamous Cell Carcinoma (OSCC): A Multicentre Observational Cross-Sectional Study
This observational study will evaluate whether salivary interleukin-6 levels and selected interleukin gene polymorphisms are associated with regional lymph node involvement in patients with oral squamous cell carcinoma.
Adult patients with histologically confirmed oral squamous cell carcinoma will be enrolled before receiving any cancer-specific treatment. Participants will be classified into two groups according to the presence or absence of regional lymph node metastasis: OSCC N0M0 and OSCC N+M0.
The study does not involve any experimental treatment and does not change the standard diagnostic or therapeutic pathway. Each participant will provide a saliva sample using a sterile absorbent swab. The saliva sample will be used to measure interleukin-6 levels. Available biological material will also be used to analyze selected interleukin gene polymorphisms, including IL6, IL1B, IL10, IL8/CXCL8, and IL1RN.
The aim of the study is to explore whether these salivary and genetic markers may help characterize different biological patterns of locoregional progression in oral squamous cell carcinoma.
研究概览
详细说明
Oral squamous cell carcinoma is characterized by variable biological behavior, including different patterns of regional lymph node involvement. Regional lymph node metastasis is one of the main prognostic factors in this disease. However, patients with similar clinicopathological characteristics may show different patterns of locoregional progression, suggesting that additional biological markers may help describe tumor behavior.
This multicentre observational cross-sectional study will investigate salivary interleukin-6 and selected interleukin gene polymorphisms in adult patients with histologically confirmed oral squamous cell carcinoma. Participants will be enrolled before any cancer-specific treatment and classified according to regional lymph node status as OSCC N0M0 or OSCC N+M0.
Saliva will be collected using a standardized sterile absorbent swab procedure. Salivary interleukin-6 levels will be quantified and expressed as pg/mL. Selected interleukin-related genetic polymorphisms, including IL6, IL1B, IL10, IL8/CXCL8, and IL1RN, will be analyzed from available biological material using validated molecular biology methods.
The primary objective is to compare salivary interleukin-6 levels between patients without regional lymph node metastasis and patients with regional lymph node metastasis. Secondary objectives include evaluating the association between nodal status and interleukin gene polymorphisms, and exploring the relationship between these polymorphisms and salivary interleukin-6 levels.
No experimental treatment will be administered, and participation will not modify the standard diagnostic or therapeutic management of oral squamous cell carcinoma.
研究类型
注册 (估计的)
联系人和位置
学习联系方式
- 姓名：Matteo Pellegrini, DDS
- 电话号码：+39 0382 516209
- 邮箱：matteo.pellegrini02@universitadipavia.it
学习地点
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Lombardy
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Milan、Lombardy、意大利、20122
- Maxillo-Facial Surgery and Dental Unit, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico
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接触：
- Giada Anna Beltramini, Associate Professor
- 电话号码：+39 02 5503 4422
- 邮箱：giada.beltramini@policlinico.mi.it
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Pavia、Lombardy、意大利、27100
- Section of Dentistry - Department of Clinical, Surgical, Diagnostic and Paediatrics - University of Pavia
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接触：
- Matteo Pellegrini, DDS
- 电话号码：+39 0382 516209
- 邮箱：matteo.pellegrini02@universitadipavia.it
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参与标准
资格标准
适合学习的年龄
- 成人
- 年长者
接受健康志愿者
取样方法
研究人群
描述
Inclusion Criteria:
- Age 18 years or older
- Histopathologically confirmed diagnosis of oral squamous cell carcinoma of the oral cavity
- Oral squamous cell carcinoma site excluding oropharyngeal sites
- Defined regional lymph node status allowing classification as OSCC N0M0 or OSCC N+M0
- Absence of distant metastasis, classified as M0
- Saliva sample collection feasible before any OSCC-specific oncological treatment, including surgery, radiotherapy, chemotherapy, immunotherapy, or targeted therapy
- Suitability for saliva collection using a standardized absorbent swab
- Availability of biological material for genotyping
- Ability to provide written informed consent for study participation, biological sampling, and genetic analysis
Exclusion Criteria:
- Age younger than 18 years
- Oral squamous cell carcinoma involving oropharyngeal sites
- Presence of distant metastasis
- Previous OSCC-specific oncological treatment before saliva sample collection
- Acute infection at the time of sampling or within the previous 2 weeks
- Active or inadequately controlled systemic autoimmune or inflammatory disease that may significantly alter cytokine profiles
- Systemic immunosuppressive or immunomodulatory therapy within the previous 4 to 8 weeks
- Recent oncological treatment for malignancies other than OSCC within the previous 6 months, if considered potentially interfering with the immune-inflammatory profile
- Clinically significant acute oral infection or inflammatory process at the time of sampling
- Active oral bleeding or evident blood contamination of the salivary swab Invasive dental procedures within the previous 2 weeks
- Systemic antibiotic therapy within the previous 2 weeks
- Inability to provide written informed consent
学习计划
研究是如何设计的？
设计细节
队列和干预
团体/队列 |
干预/治疗 |
|---|---|
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OSCC N0M0
Adult patients with histologically confirmed oral squamous cell carcinoma of the oral cavity, without regional lymph node metastasis and without distant metastasis.
Participants will undergo saliva sample collection before any OSCC-specific oncological treatment.
No experimental intervention will be administered.
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Participants will undergo saliva sample collection using a sterile disposable absorbent salivary swab before any OSCC-specific oncological treatment.
Salivary samples will be analyzed to measure interleukin-6 levels.
Available biological material will also be used to analyze selected interleukin gene polymorphisms, including IL6, IL1B, IL10, IL8/CXCL8, and IL1RN.
No experimental treatment will be administered, and the study procedures will not modify the standard diagnostic or therapeutic pathway.
其他名称：
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OSCC N+M0
Adult patients with histologically confirmed oral squamous cell carcinoma of the oral cavity, with regional lymph node metastasis and without distant metastasis.
Participants will undergo saliva sample collection before any OSCC-specific oncological treatment.
No experimental intervention will be administered.
|
Participants will undergo saliva sample collection using a sterile disposable absorbent salivary swab before any OSCC-specific oncological treatment.
Salivary samples will be analyzed to measure interleukin-6 levels.
Available biological material will also be used to analyze selected interleukin gene polymorphisms, including IL6, IL1B, IL10, IL8/CXCL8, and IL1RN.
No experimental treatment will be administered, and the study procedures will not modify the standard diagnostic or therapeutic pathway.
其他名称：
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研究衡量的是什么？
主要结果指标
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
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Difference in Salivary Interleukin-6 Levels Between OSCC N0M0 and OSCC N+M0 Patients
大体时间：Baseline, before any OSCC-specific oncological treatment
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Salivary interleukin-6 levels will be compared between patients with oral squamous cell carcinoma without regional lymph node metastasis, classified as OSCC N0M0, and patients with oral squamous cell carcinoma with regional lymph node metastasis, classified as OSCC N+M0.
Salivary interleukin-6 will be measured from saliva samples collected using sterile absorbent swabs and expressed as a continuous variable in pg/mL.
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Baseline, before any OSCC-specific oncological treatment
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次要结果测量
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
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Association Between Regional Lymph Node Status and Interleukin Gene Polymorphisms
大体时间：Baseline, before any OSCC-specific oncological treatment
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The association between regional lymph node status and selected interleukin gene polymorphisms will be evaluated by comparing genotype and/or allele frequencies of IL6, IL1B, IL10, IL8/CXCL8, and IL1RN between patients with OSCC N0M0 and patients with OSCC N+M0.
Where appropriate, results will be expressed as odds ratios for regional lymph node metastasis.
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Baseline, before any OSCC-specific oncological treatment
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Association Between Interleukin Gene Polymorphisms and Salivary Interleukin-6 Levels
大体时间：Baseline, before any OSCC-specific oncological treatment
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The association between selected interleukin gene polymorphisms and salivary interleukin-6 levels will be assessed by comparing salivary interleukin-6 concentrations across genotype groups and/or through regression models using salivary interleukin-6 as a continuous dependent variable.
Salivary interleukin-6 will be expressed in pg/mL.
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Baseline, before any OSCC-specific oncological treatment
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合作者和调查者
研究记录日期
研究主要日期
学习开始 (估计的)
初级完成 (估计的)
研究完成 (估计的)
研究注册日期
首次提交
首先提交符合 QC 标准的
首次发布 (实际的)
研究记录更新
最后更新发布 (实际的)
上次提交的符合 QC 标准的更新
最后验证
更多信息
与本研究相关的术语
关键字
其他研究编号
- IL6-OSCC-2026
计划个人参与者数据 (IPD)
计划共享个人参与者数据 (IPD)？
IPD 计划说明
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