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CTRI Number  CTRI/2025/03/083629 [Registered on: 28/03/2025] Trial Registered Prospectively
Last Modified On: 28/03/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Bone Healing Treatment and Inflammation Levels in Smokers vs. Non-Smokers"  
Scientific Title of Study   Clinical Evaluation OF efficacy OF BOVINE DERIVED Xenograft In Treatment of Infrabony Defect along with Level OF CHEMOKINE EOTAXIN-1 IN SMOKER VS NON-SMOKER“ A CLINCO BIOCHEMICAL STUDY.  
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Rebecca Chowdhry 
Designation  Reader 
Affiliation  ITS DENTAL COLLEGE MURADNAGAR 
Address  ITS Dental College Muradnagar NH-24. Uttarpradesh


UTTAR PRADESH
201206
India 
Phone  7455036070  
Fax    
Email  dr.rebeccachowdhry@its.edu.in  
 
Details of Contact Person
Scientific Query
 
Name  Gaurav Das 
Designation  POST GRADUATE STUDENT 
Affiliation  ITS DENTAL COLLEGE MURADNAGAR 
Address  FLAT NO C3 KANCHAN APARTMENTS RAJAT KAMAL PATH


ASSAM
781024
India 
Phone  08826214798  
Fax    
Email  gauravdas429@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Gaurav Das 
Designation  POST GRADUATE STUDENT 
Affiliation  ITS DENTAL COLLEGE MURADNAGAR 
Address  ITS Dental COllege Muradngar NH-34. Uttar Pradesh- 201206


UTTAR PRADESH
201206
India 
Phone  9773727552  
Fax    
Email  gauravdas429@gmail.com  
 
Source of Monetary or Material Support  
ITS Dental College Muradnagar NH-34 Uttar Pradesh- 201206 
 
Primary Sponsor  
Name  GAURAV DAS 
Address  ITS DENTAL COLLEGE MURADNAGAR UTTAR PRADESH 201206 
Type of Sponsor  Other [SELF] 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
GAURAV DAS  ITS DENTAL COLLEGE  MURADNAGAR GHAZIABAD 201206
Ghaziabad
UTTAR PRADESH 
9773727552

gauravdas429@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
I.T.S INSTITUTIONAL ETHICS COMMITTEE (IIEC)  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K038||Other specified diseases of hard tissues of teeth,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  BIOSS Xenograft In Smoker AND Non Smoker Group.  BIOSS Xenograft In Smoker AND Non Smoker Group 
Comparator Agent  NOT APPLICABLE  NOT APPLICABLE 
 
Inclusion Criteria  
Age From  30.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  1) Subjects clinically diagnosed with intrabony defects of more than 3mm depth.
2) Radiographic evidence of defect
3) Moderate smoker (10-19 cigarettes/day)
4) Patient willing to comply to treatment protocol 
 
ExclusionCriteria 
Details  1) Pregnancy and Lactation
2) Patients who have taken antibiotics in the previous 3 months
3) Failure to provide consent
4) Patients not maintaining oral hygiene 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Pocket Probing Depth, Relative Attachment Level, Linear bone growth, Alveolar Crest Height, Defect Depth, Chemokine Eotaxin-1 level and Absolute eosinophilic count.  Baseline, 3 months and 6 months. 
 
Secondary Outcome  
Outcome  TimePoints 
Gingival Index and Plaque Index  Baseline, 3months and 6 months. 
 
Target Sample Size   Total Sample Size="32"
Sample Size from India="32" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Phase 3 
Date of First Enrollment (India)   14/04/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   Periodontitis is a polymicrobial infection that leads to progressive damage to tooth-supporting structures, causing tooth loss. Host response plays a key role in connective tissue and bone breakdown. Cigarette smoking is a significant risk factor for periodontitis, exacerbating inflammation and disease progression. Intrabony defects, which can result from periodontitis, are site-specific risk factors for further tissue loss and bacterial colonization. Regenerative periodontal therapies, such as bone grafting and guided tissue regeneration, aim to restore lost tooth-supporting structures. Bio-Oss® is a bovine-derived xenograft that has shown promise in promoting bone ingrowth and repairing defects. Smoking negatively impacts periodontal health and treatment outcomes, with smokers showing poorer responses to treatments. Chemokine CCL11 (Eotaxin-1), involved in inflammatory bone resorption and osteoclast migration, may play a crucial role in periodontitis progression. This study aims to evaluate the effectiveness of Bio-Oss® in treating infrabony defects in smokers versus non-smokers, along with assessing the role of Eotaxin-1 levels in these patients before and after treatment. 
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