scholarly journals Comparison of interleukin-21 levels and its correlation with clinical parameters among healthy individuals, chronic periodontitis and aggressive periodontitis patients

2012 ◽  
Vol 2012 ◽  
pp. 1-5
Author(s):  
Mahdi Kdkhodazadeh ◽  
Mehrdad Hajilooi ◽  
Behzad Houshmand ◽  
Sara Khazaei ◽  
Leila Gholami ◽  
...  

Objective. Our aim in this paper was to investigate the possible genetic association between three Ser563Asn, Leu125Val and Arg670Gly polymorphisms of the PECAM-1 gene and periodontitis. Methods. Genomic DNA was isolated from whole blood of 105 periodontal patient (52 with chronic periodontitis and 53 with aggressive periodontitis) and 101 healthy individuals. Samples were genotyped and analyzed for the three single-nucleotide polymorphisms (SNPs) of PECAM-1 using polymerase chain reaction with sequence-specific primers (PCR-SSPs). Results. A statistically significant difference was found between the genotypic distribution of the Ser563Asn polymorphism in patients with periodontitis compared to controls (P=0.02). But there were no statistically significant difference between the allele frequencies in the different groups (P=0.05). The other two polymorphisms did not show a statistically significant difference in their allele and genotype frequencies between the groups. There was no statistically significant difference found for any of the polymorphisms allele and genotype distribution in aggressive and chronic periodontitis either. Conclusions. No significant association was found between the polymorphism tested and the subgroups of periodontitis, further research is still necessary to determine whether this polymorphism can be used as a genetic marker of periodontitis.


Author(s):  
Safi Ullah Khan ◽  
Sarah Ghafoor ◽  
Saba Khaliq ◽  
Ali Raza Syed ◽  
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Abstract Objective: To evaluate changes in the levels of salivary irisin in chronic periodontitis, and to correlate the two. Methods: The analytical cross-sectional study was conducted at Fatima Memorial Hospital & College of Dentistry, Lahore, Pakistan, from September 2017 to March 2018, and comprised patients of either gender visiting the periodontic out-patient department. The subjects were divided into group I, which had periodontally healthy controls, and group II, which had an equal number of chronic periodontitis patients. Chronic periodontitis was assessed on basis of pocket probing depth, clinical attachment level, plaque percentage and bleeding on probing. Also, 4ml of un-stimulated saliva was collected for the quantification of irisin protein using enzyme-linked immunosorbent assay. Data was analysed using SPSS 25. Results: Of the 40 subjects, there were 20 (50%) in group I with 10 (50%) males and 10 (50%) females having an overall mean age of 37.60±2.58 years. The remaining 20 (50%) subjects were in group II with 16 (80%) males and 4 (20%) females having an overall mean age of 43.25±6.10 years. Mean salivary irisin level in group II was 6.80±3.97ng/ml compared to 3.99±2.48 ng/ml in group I (p=0.009). Periodontal clinical parameters in both the groups were positively but non-significantly correlated with salivary irisin levels (p>0.05) except for decreased plaque percentage in group I (p<0.05). Conclusion: Salivary irisin levels increased in chronic periodontitis and decreased with decreasing plaque percentage in healthy individuals, indicating that this myokine can act as a biomarker for chronic periodontal disease. Continuous...


2019 ◽  
Vol 24 (2) ◽  
pp. 121-126 ◽  
Author(s):  
V. G. Atrushkevich ◽  
L. Yu. Orekhova ◽  
O. O. Yanushevich ◽  
E. Yu. Sokolova ◽  
E. S. Loboda

Relevance: to indentify if periodontal treatment which is presented by photoactivated disinfection (PAD) adjunctively to scaling and root planing (SRP) yield better outcomes than ozone therapy as an adjunct to SRP in periodontitis.Materials and methods: we examined 57 (mean age 49,3 ± 1,02) patients with chronic periodontitis, divided into groups, SRP + PAD, SRP + ozone therapy and SRP alone. Subgingival plaque samples were subjected to DNA extraction and real time PCR amplifcation for detection Porphyromonas gingivalis (Pg), Prevotella intermedia (Pi), Tannerella forsythensis (Tf), Treponema denticola (Td), Aggregatibacter actinomycetemcomitans (Aa). The amount of periodontopathogens and clinical parameters including plaque index, clinical attachment loss, pocket depth, bleeding on probing were measured at baseline, after 40, 90 and 180 days.Results: the results in groups of PAD+SRP and ozone therapy+SRP showed an improvement in all clinical parameters PI, BOP, PD, CAL and the quantity of Pg, Td and Tf compared to the control group during an observation period.Conclusion: the results showed additional benefts from PAD and ozone therapy as an adjunctive treatment to SRP for patients of chronic periodontitis.


2012 ◽  
Vol 4 (1) ◽  
pp. 17535 ◽  
Author(s):  
Ibrahimu Mdala ◽  
Anne D. Haffajee ◽  
Sigmund S. Socransky ◽  
Birgitte Freiesleben de Blasio ◽  
Magne Thoresen ◽  
...  

2018 ◽  
Vol 32 (0) ◽  
Author(s):  
Alexandre Hugo LLANOS ◽  
Carlos Guillermo Benítez SILVA ◽  
Karina Tamie ICHIMURA ◽  
Estela Sanches REBEIS ◽  
Marcela GIUDICISSI ◽  
...  

2020 ◽  
Vol 12 (5) ◽  
pp. 78
Author(s):  
Pushpalatha Tummakomma ◽  
Satyanarayana Durvasula ◽  
Neeharika Soorneedi ◽  
Khurramuddin Mohammed ◽  
Mohammed Abidullah ◽  
...  

Author(s):  
Magdalena Lenartova ◽  
Barbora Tesinska ◽  
Tatjana Janatova ◽  
Ondrej Hrebicek ◽  
Jaroslav Mysak ◽  
...  

The estimation of oral microbiome (OM) taxonomic composition in periodontally healthy individuals can often be biased because the clinically periodontally healthy subjects for evaluation can already experience dysbiosis. Usually, they are included just based on the absence of clinical signs of periodontitis. Additionally, the age of subjects is used to be higher to correspond well with tested groups of patients with chronic periodontitis, a disorder typically associated with aging. However, the dysbiosis of the OM precedes the clinical signs of the disease by many months or even years. The absence of periodontal pockets thus does not necessarily mean also good periodontal health and the obtained image of “healthy OM” can be distorted.To overcome this bias, we taxonomically characterized the OM in almost a hundred young students of dentistry with precise oral hygiene and no signs of periodontal disease. We compared the results with the OM composition of older periodontally healthy individuals and also a group of patients with severe periodontitis (aggressive periodontitis according to former classification system). The clustering analysis revealed not only two compact clearly separated clusters corresponding to each state of health, but also a group of samples forming an overlap between both well-pronounced states. Additionally, in the cluster of periodontally healthy samples, few outliers with atypical OM and two major stomatotypes could be distinguished, differing in the prevalence and relative abundance of two main bacterial genera: Streptococcus and Veillonella. We hypothesize that the two stomatotypes could represent the microbial succession from periodontal health to starting dysbiosis. The old and young periodontally healthy subjects do not cluster separately but a trend of the OM in older subjects to periodontitis is visible. Several bacterial genera were identified to be typically more abundant in older periodontally healthy subjects.


Author(s):  
Reya Shree ◽  
Varun Dahiya ◽  
Pradeep Shukla ◽  
Prerna Kataria ◽  
Mona Dagar

Introduction: The motive of the present study is to comparatively measure the competence and effectiveness of diode laser and chlorhexidine chip as adjuncts to the scaling and root planing procedure, in patients with chronic periodontitis. Aim: To evaluate the efficacy of diode laser and chlorhexidine chip before and after scaling and root planing in the management of chronic periodontitis. The objective is to compare the efficacy of chlorhexidine chip and diode laser before and after scaling and root planning on clinical parameters. Study and design: Randomized clinical trial with split mouth design done in the Department of Periodontics and Implantology. Materials and methods: Twenty chronic periodontitis patients having a probing pocket depth of 5mm-7mm on at least one interproximal site in each quadrant of the mouth were selected in the study. After initial treatment, four sites in each patient were randomly subjected to scaling and root planing (control), chlorhexidine chip application (CHX chip group), diode laser (810 nm) decontamination (Diode laser group) or combination of both (Diode laser and chip group). All subjects received a clinical periodontal examination by single examiner who recorded all the variables by manual procedure. Clinical parameters namely Plaque index (PI), Gingival Index (GI), probing pocket depth (PPD) and clinical attachment level (CAL) were assessed at baseline, one month and three months. Results were statistically analysed using one-way ANOVA followed by Post Hoc Analysis. Results: The differences in PPD reduction and CAL gain between control group and CHX chip and combination groups were statistically significant (p<0.05) at three months, whereas, the diode laser group did not show any significant difference from the control group. Conclusion: Within the limitations in the present study, the following conclusions were derived, i.e., chlorhexidine local delivery alone or in combination with diode laser decontamination is effective in improving oral hygiene, reducing gingival inflammation, reducing probing pocket depth and improving clinical attachment levels when used as adjuncts to scaling and root planing in non-surgical periodontal therapy of patients with chronic periodontitis. Keywords: Diode laser decontamination, Local drug delivery, Scaling and root planing.


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