ChiCTR2500098507 版本V1.0 版本创建时间2025/03/10 11:51:59 中国临床试验注册中心

审核状态:

Project audit state:

通过审核

Successful

注册号:

Registration number:

ChiCTR2500098507 

最近更新日期:

Date of Last Refreshed on:

2025-03-10 11:51:35 

注册时间:

Date of Registration:

2025-03-10 00:00:00 

注册号状态:

补注册

Registration Status:

Retrospective registration

注册题目:

4.1R通过巨噬细胞调控儿童炎症性肠病的机制研究

Public title:

Mechanism study of 4.1R regulating inflammatory bowel disease in children through macrophages

注册题目简写:

English Acronym:

研究课题的正式科学名称:

4.1R通过巨噬细胞调控儿童炎症性肠病的机制研究

Scientific title:

Mechanism study of 4.1R regulating inflammatory bowel disease in children through macrophages

研究课题代号(代码):

Study subject ID:

在二级注册机构或其它机构的注册号:

The registration number of the Partner Registry or other register:

申请注册联系人:

李小芹 

研究负责人:

李小芹 

Applicant:

Li Xiaoqin 

Study leader:

Li Xiaoqin 

申请注册联系人电话:

Applicant telephone:

+86 15890105818

研究负责人电话:

Study leader's
telephone:

+86 371 85515835

申请注册联系人传真 :

Applicant Fax:

研究负责人传真:

Study leader's fax:

申请注册联系人电子邮件:

Applicant E-mail:

lixiaoqinys@126.com

研究负责人电子邮件:

Study leader's E-mail:

15890105818@163.com

申请单位网址(自愿提供):

Applicant website(voluntary supply):

研究负责人网址(自愿提供):

Study leader's website(voluntary supply):

申请注册联系人通讯地址:

河南省郑州市金水区龙湖外环东路33号

研究负责人通讯地址:

河南省郑州市郑东新区龙湖外环路33号

Applicant address:

No. 33, Longhu Outer Ring East Road, Jinshui District, Zhengzhou City, Henan Province

Study leader's address:

No.33 Longhu Waihuan Rd. Zhengdong New District ,Zhengzhou City, Henan

申请注册联系人邮政编码:

Applicant postcode:

研究负责人邮政编码:

Study leader's postcode:

申请人所在单位:

河南省儿童医院郑州儿童医院

Applicant's institution:

Henan Children's Hospital Zhengzhou Children’s Hospital

研究负责人所在单位:

河南省儿童医院郑州儿童医院

Affiliation of the Leader:

Henan Children's Hospital Zhengzhou Children’s Hospital

是否获伦理委员会批准:

Approved by ethic committee:

Yes

伦理委员会批件文号:

Approved No. of ethic committee:

2023-H-K44

伦理委员会批件附件:

Approved file of Ethical Committee:

查看附件View

批准本研究的伦理委员会名称:

河南省儿童医院郑州儿童医院医学伦理委员会

Name of the ethic committee:

Henan Children's Hospital Zhengzhou Children's Hospital Medical Ethics Committee

伦理委员会批准日期:

Date of approved by ethic committee:

2023-11-30 00:00:00

伦理委员会联系人:

朱建坤

Contact Name of the ethic committee:

Jiankun Zhu

伦理委员会联系地址:

河南省郑州市郑东新区龙湖外环路33号

Contact Address of the ethic committee:

No.33 Longhu Waihuan Rd. Zhengdong New District ,Zhengzhou City, Henan

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 371 85510056

伦理委员会联系人邮箱:

Contact email of the ethic committee:

3321092155@stu.cpu.edu.cn

研究实施负责(组长)单位:

河南省儿童医院郑州儿童医院

Primary sponsor:

Henan Children's Hospital Zhengzhou Children’s Hospital

研究实施负责(组长)单位地址:

河南省郑州市郑东新区龙湖外环路33号

Primary sponsor's address:

No.33 Longhu Waihuan Rd. Zhengdong New District ,Zhengzhou City, Henan

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

河南

市(区县):

Country:

China

Province:

Henan

City:

单位(医院):

河南省儿童医院郑州儿童医院

具体地址:

河南省郑州市郑东新区龙湖外环路33号

Institution
hospital:

Henan Children's Hospital Zhengzhou Children’s Hospital

Address:

No.33 Longhu Waihuan Rd. Zhengdong New District ,Zhengzhou City, Henan

经费或物资来源:

河南省医学科技攻关计划

Source(s) of funding:

Henan Medical Science and Technology Research and Development Program

研究疾病:

克罗恩病,溃疡性结肠炎  

Target disease:

Crohn's disease, ulcerative colitis

研究疾病代码:

Target disease code:

研究类型:

观察性研究

Study type:

Observational study

研究所处阶段:

其它 

Study phase:

N/A

研究设计:

病例对照研究 

Study design:

Case-Control study 

研究目的:

阐明PIBD中4.1R蛋白与巨噬细胞活性的变化及二者对于PIBD发生发展的调控作用。  

Objectives of Study:

Elucidate the changes in 4.1R protein and macrophage activity in PIBD, as well as their regulatory roles in the occurrence and development of PIBD.

药物成份或治疗方案详述:

 

Description for medicine or protocol of treatment in detail:

 

纳入标准:

1.PUC纳入标准:(1)临床表现:至少持续4周出现间断或持续的腹痛、腹泻、便血,伴或不伴体重减轻、发热、贫血等全身症状。(2)电子结肠镜下表现:结直肠连续分布的糜烂、浅溃疡等,粘膜可呈颗粒状改变、质脆易出血、血管纹理消失。(3)消化道钡餐造影:肠壁见多发性小充盈缺损,结肠肠管呈铅管样。(4)病理组织学检查:炎性细胞浸润和隐窝结构改变。①隐窝结构改变包括隐窝的分支、扭曲、萎缩和黏膜表面的不规则。②炎性细胞浸润,即局灶性或弥散的基底部浆细胞增多,急慢性炎性细胞浸润于黏膜固有层,形成隐窝炎、隐窝脓肿等。满足(1)+{(2)或(3)}+(4)可以确诊 UC。
2.PCD纳入标准:(1)患儿有反复发作性腹痛、腹泻、发热等症状,或合并结节性红斑、坏疽性脓皮病、巩膜炎、葡萄膜炎、复发性口腔溃殇等肠外表现等。(2)结肠镜下有a)非连续性病变b)卵石样粘膜或纵行溃疡c)全壁性炎症反应改变d)非干酪性肉芽肿e)裂沟、瘘管f)肛门部病变;(3)排除肠结核、肠白塞氏病、淋巴瘤、阑尾炎、UC等疾病。确诊依据:排除以上疾病后,a、b、c为疑诊;再加上d、e、f三者之一可确诊;具备d者,再加上a、b、c中任意两条亦可确诊。
3.对照组纳入标准:参照儿童功能性腹痛(FAP)罗马IV相关的诊断标准:(1)发作性或持续性腹痛;(2)未达到其他功能性胃肠病 (FGID)的标准;(3)无可以解释症状的炎性、解剖、代谢 异常或肿瘤方面的证据;(4)疼痛可达到或至少1周1次,病程至少持续2个月;(5)年龄2~14岁。

Inclusion criteria

1.Inclusion criteria for PUC: (1) Clinical manifestations: intermittent or persistent abdominal pain, diarrhea, bloody stools for at least 4 weeks, with or without systemic symptoms such as weight loss, fever, anemia, etc; (2) Under electronic colonoscopy, there are continuous erosions, shallow ulcers, etc. in the colon, and the mucosa may appear granular, brittle, and prone to bleeding, with disappearance of vascular texture; (3) Gastrointestinal barium meal imaging: Multiple small filling defects are observed in the intestinal wall, and the colon intestine appears as a lead tube; (4) Pathological histology examination: inflammatory cell infiltration and changes in crypt structure; 1) .Structural changes in crypts include branching, twisting, atrophy and irregularities on the mucosal surface; 2) .Inflammatory cell infiltration, that is, focal or diffuse basal plasma cell increase, acute and chronic inflammatory cell infiltration in the lamina propria propria, forming cryptitis, crypt abscess, etc. Meeting (1)+{(2) or (3)}+(4) confirms the diagnosis of UC. 2.PCD inclusion criteria: (1) Children with recurrent abdominal pain, diarrhea, fever, or coexisting extraintestinal manifestations such as nodular erythema, gangrenous pyoderma, scleritis, uveitis, and recurrent oral ulcers; (2) Colonoscopy shows a) discontinuous lesions b) pebble like mucosa or longitudinal ulcers c) changes in whole wall inflammatory response d) non caseous granulomas e) fissures and fistulas f) anal lesions; (3) Exclude diseases such as intestinal tuberculosis, Behcet's disease, lymphoma, appendicitis, and UC. Diagnosis basis: After excluding the above diseases, a, b, and c are suspected diagnoses; Adding one of d, e, and f can confirm the diagnosis; Individuals with d, along with any two of a, b, and c, can also be diagnosed. 3.Inclusion criteria for the control group: Referring to the Rome IV diagnostic criteria for functional abdominal pain (FAP) in children: (1) episodic or persistent abdominal pain; (2) Not meeting the criteria for other functional gastrointestinal diseases (FGID); (3) No evidence of inflammatory, anatomical, metabolic abnormalities or tumors that can explain the symptoms; (4) Pain can occur at least once a week and last for at least 2 months; (5) Age range from 2 to 14 years old.

排除标准:

1.PUC、PCD排除标准:(1)合并感染性疾病或自身免疫性疾病者;(2)近1个月内有使用抗生素、糖皮质激素和免疫抑制剂者史者。
2.对照组排除标准:(1)经相关辅助检查或症状、查体证明有感染或有临床相关器质性病变者及肠道外疾病引起的腹痛;(2)合并有其他急慢性疾病;(3)因观察资料不全而影响疗效和安全性判断。

Exclusion criteria:

1.Exclusion criteria for PUC and PCD: (1) those with infectious diseases or autoimmune disease; (2) Individuals with a history of using antibiotics, glucocorticoids, and immunosuppressants within the past month.
2.Exclusion criteria for the control group: (1) Abdominal pain caused by infection or clinically relevant organic lesions, as evidenced by relevant auxiliary examinations or symptoms, physical examination, and extraintestinal diseases; (2) Merge with other acute and chronic diseases; (3) Due to incomplete observation data, it affects the efficacy and safety assessment.

研究实施时间:

Study execute time:

From 2022-01-01 00:00:00 To 2025-05-31 00:00:00  

征募观察对象时间:

Recruiting time:

From 2023-12-01 00:00:00 To 2025-05-31 00:00:00

干预措施:

Interventions:

组别:

PCD组

样本量:

20

Group:

PCD group

Sample size:

干预措施:

干预措施代码:

Intervention:

None

Intervention code:

组别:

PUC组

样本量:

20

Group:

PUC group

Sample size:

干预措施:

干预措施代码:

Intervention:

None

Intervention code:

组别:

对照组

样本量:

20

Group:

Control group

Sample size:

干预措施:

干预措施代码:

Intervention:

None

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

河南 

市(区县):

 

Country:

China

Province:

Henan

City:

单位(医院):

河南省儿童医院郑州儿童医院 

单位级别:

三级甲等 

Institution
hospital:

Henan Children's Hospital Zhengzhou Children’s Hospital

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

CD4+ T细胞、CD8+ T细胞、M1巨噬细胞、M2巨噬细胞、4.1R蛋白

指标类型:

主要指标

Outcome:

CD4+T cells, CD8+T cells, M1 macrophages, M2 macrophages, 4.1R protein

Type:

Primary indicator

测量时间点:

初次治疗前

测量方法:

收集对照组和实验组患儿结肠组织蜡块后,通过免疫组织化学或荧光技术明确PIBD结肠黏膜CD4+ T细胞、CD8+ T细胞、巨噬细胞的比例变化,并检测这3种免疫细胞中4.1R蛋白的表达,明确4.1R蛋白在IBD患儿结肠黏膜组织CD4+ T细胞、CD8+ T细胞、巨噬细胞中的定位及表达变化

Measure time point of outcome:

Before the initial treatment

Measure method:

After collecting wax blocks from colon tissues of children in the control group and experimental group, the proportion changes of CD4+T cells, CD8+T cells, and macrophages in PIBD colon mucosa were determined by immunohistochemistry or fluorescence technology, and the expression of 4.1R protein in these three immune cells was detected to clarify the localization and expression changes of 4.1R protein in CD4+T cells, CD8+T cells, and macrophages in colon mucosa tissues of IBD children

指标中文名:

一般资料(性别、年龄等)、临床症状(发热、腹痛、腹泻、便血、肛周病变、其他肠外表现)

指标类型:

次要指标

Outcome:

General information (gender, age, etc.), clinical symptoms (fever, abdominal pain, diarrhea, rectal bleeding, perianal lesions, other extraintestinal manifestations)

Type:

Secondary indicator

测量时间点:

初次治疗前

测量方法:

Measure time point of outcome:

Before the initial treatment

Measure method:

指标中文名:

血细胞沉降率、C反应蛋白、血常规、肝肾功能

指标类型:

次要指标

Outcome:

ESR, CRP, blood routine, liver and kidney function

Type:

Secondary indicator

测量时间点:

初次治疗前

测量方法:

Measure time point of outcome:

Before the initial treatment

Measure method:

指标中文名:

巨噬细胞相关炎症因子如GM-CSF、M-CSF、IL-1β、IL-4、IL-6、 IL-10、IL-13、IFN-γ、 iNOS、TNF-α、Arg1、Arg2、CCL2、TGF-β、CD40等

指标类型:

主要指标

Outcome:

Macrophage associated inflammatory factors such as GM-CSF, M-CSF, IL-1 β, IL-4, IL-6, IL-10, IL-13, IFN - γ, iNOS, TNF - α, Arg1, Arg2, CCL2, TGF - β, CD40, etc

Type:

Primary indicator

测量时间点:

初次治疗前

测量方法:

取得对照组和实验组患儿外周血,离心管中室温静置1小时以上(或37℃水浴1小时,4℃冰箱静置2小时或者过夜),放入离心机以3000rpm/分,离心10分钟,上层即为血清,小心抽取上层血清,做好标记后-80℃冰箱保存。通过ELISA方法检测对照组与PIBD患儿外周血血清中与巨噬细胞极化相关的细胞因子水平。

Measure time point of outcome:

Before the initial treatment

Measure method:

Obtain peripheral blood from the control group and experimental group of children, and let it stand at room temperature for more than 1 hour (or 1 hour in a 37 ℃ water bath, 2 hours in a 4 ℃ refrigerator, or overnight) in a centrifuge tube. Place it in a centrifuge at 3000 rpm/min and centrifuge for 10 minutes. The upper layer is the serum. Carefully extract the upper layer of serum, label it, and store it in a -80 ℃ refrigerator. Detect the levels of cytokines related to macrophage polarization

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

肠道黏膜

组织:

Sample Name:

intestinal mucosa

Tissue:

人体标本去向

使用后销毁  

说明

Fate of sample:

Destruction after use  

Note:

标本中文名:

血清

组织:

Sample Name:

blood serum

Tissue:

人体标本去向

使用后销毁  

说明

Fate of sample:

Destruction after use  

Note:

征募研究对象情况:

Recruiting status:

正在进行

Recruiting

年龄范围:

Participant age:

最小 Min age 2 years
最大 Max age 14 years

性别:

男女均可

Gender:

Both

随机方法(请说明由何人用什么方法产生随机序列):

Randomization Procedure (please state who generates the random number sequence and by what method):

None

是否公开试验完成后的统计结果:

Calculated Results after the Study Completed public access:

不公开/Private

盲法:

Blinding:

None

是否共享原始数据:

IPD sharing

是Yes

共享原始数据的方式(说明:请填入公开原始数据日期和方式,如采用网络平台,需填该网络平台名称和网址):

研究结束后6个月,通过邮箱合理要求获得

The way of sharing IPD”(include metadata and protocol, If use web-based public database, please provide the url):

6 months after the end of the study, it was obtained by email upon reasonable request

数据采集和管理(说明:数据采集和管理由两部分组成,一为病例记录表(Case Record Form, CRF),二为电子采集和管理系统(Electronic Data Capture, EDC),如ResMan即为一种基于互联网的EDC:

CRF

Data collection and Management (A standard data collection and management system include a CRF and an electronic data capture:

CRF

数据与安全监察委员会:

Data and Safety Monitoring Committee:

无/No

注册人:

Name of Registration:

 2025-03-10 11:51:35