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CTRI Number  CTRI/2025/08/092876 [Registered on: 12/08/2025] Trial Registered Prospectively
Last Modified On: 11/08/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Diagnostic 
Study Design  Cluster Randomized Trial 
Public Title of Study   Effect of Deep Gum Cleaning on Natural Proteins Linked to Gum Health 
Scientific Title of Study   Effect of scaling and root planning On the expression of neuregulin-4 Levels and its receptor erbb4 in gcf in Stage ii periodontitis patients with And without type 2 diabetis mellitus.  
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 Sai Pragathi 
Designation  Post graduate student 
Affiliation  Vydehi institute of dental sciences and research centre 
Address  Department of periodontics,room number6, Vydehi institute of dental sciences and research centre, Bangalore

Bangalore
KARNATAKA
560066
India 
Phone  09606192641  
Fax    
Email  drsaipragathireddy@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr.Shruthi 
Designation  Reader 
Affiliation  Vydehi institute of dental sciences and research centre 
Address  Department of periodontics,room number 6, Vydehi institute of dental sciences and research centre, Bangalore

Bangalore
KARNATAKA
560066
India 
Phone  9886824276  
Fax    
Email  shruthi_s1984@yahoo.com  
 
Details of Contact Person
Public Query
 
Name  Dr. Sai Pragathi 
Designation  Post graduate student 
Affiliation  Vydehi institute of dental sciences and research centre 
Address  Department of periodontics,room number 6, Vydehi institute of dental sciences and research centre, Bangalore

Bangalore
KARNATAKA
560066
India 
Phone  09606192641  
Fax    
Email  drsaipragathireddy@gmail.com  
 
Source of Monetary or Material Support  
Department of periodontics,room number6, Vydehi institute of dental sciences and research centre, Bangalore,560066,Karnataka 
 
Primary Sponsor  
Name  Sai pragathi 
Address  Department of periodontics,room number 6, second floor 82, Nallurahalli Main Rd, near BMTC 18th Depot, Vijayanagar, Nallurhalli, Whitefield, Bengaluru, Karnataka 560066 
Type of Sponsor  Other [] 
 
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 
Sai Pragathi  Vydehi institute of dental sciences and research center   Department of periodontics,room number 6, second floor 82, Nallurahalli Main Rd, near BMTC 18th Depot, Vijayanagar, Nallurhalli, Whitefield, Bengaluru, Karnataka 560066
Bangalore
KARNATAKA 
9606192641

drsaipragathireddy@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
vydehi institute of dental sciences-institutional ethics committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: E116||Type 2 diabetes mellitus with other specified complications,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Effect of scaling and root planning on expression of Neuregulin 4 and its receptor ErbB4 in GCF  In Periodontitis patients without diabetis 
Comparator Agent  Effect of scaling and root planning on expression of Neuregulin 4 and its receptor ErbB4 in GCF  In Periodontitis patients without diabetis 
 
Inclusion Criteria  
Age From  35.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  GROUP 1:Presence of minimum 16 natural teeth.
Systemically healthy patients with no signs of gingival inflammation defined by
gingival index score<0.5 and without periodontal clinical attachment loss and bone
loss.
group2:
Systemically healthy patients with periodontitis clinically diagnosed based on
American Academy Periodontology (2017) classification 7 having clinical
attachment loss greater than or equal to 3mm in thirty percent of the sites and probing pocket depth greater than or equal to4 mm with at
least 2 teeth.
group 3:
Periodontitis patients (based on American Academy Periodontology 2017
classification) 7 with well controlled T2DM
Patients with type 2 diabetes diagnosed at-least one year prior to the study using
diagnostic criteria of the American Diabetes Association. 
 
ExclusionCriteria 
Details  Patients with any other systemic disease accompanying type 2 DM.
Patients with type 1 DM.
Pregnancy or lactation.
Current or former smokers.
Patients with history of periodontal therapy within past 6 months.
Patients with history of antibiotic intake within past 3 months.
Patients with history of anti-inflammatory drug therapy within 3 months.
Patients taking any other medications excluding medication for DM.
Patients with any intra oral lesions. 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
change in neuregulin 4 levels in GCF  baseline,3 months 
 
Secondary Outcome  
Outcome  TimePoints 
change in periodontal parameters,corelatin between neuregulin 4 and diabetes mellitus  baseline, 3 months 
 
Target Sample Size   Total Sample Size="45"
Sample Size from India="45" 
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 1/ Phase 2 
Date of First Enrollment (India)   29/08/2025 
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="3"
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  
Written informed consent will be obtained from the patients who are fulfilling the inclusion
and exclusion criteria. All the clinical parameters will be recorded at baseline and 3 months
after SRP. Patients in groups 1,2 and 3 will receive periodontal therapy in the form of SRP
along with oral hygiene instructions (OHI) immediately after the baseline. GCF samples will
be collected from the patients at 24-72 hrs after baseline and 3 months after SRP. Neuregulin 4
levels will be measured by ELISA method using commercially available kit.
 
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