Objectives: To explore the subgingival periodontal microflora in a Saudi Arabian population with a special focus on its relationship with various smoking habits.
Material And Methods: A total of 198 individuals in the age range 17-60 years were included in the study. 29% were water-pipe smokers, 18% cigarette smokers, 13% smokers of both water pipe and cigarettes (mixed smokers) and 40% non-smokers. For each individual, a subgingival plaque sample from the deepest site in each quadrant was obtained. The checkerboard DNA-DNA hybridization technology was used to determine the presence of Porphyromonas gingivalis, Prevotella intermedia, Prevotella nigrescens, Tannerella forsythensis, Actinobacillus actinomycetemcomitans, Fusobacterium nucleatum, Treponoma denticola, Peptostreptococcus micros, Campylobacter rectus, Eikenella corrodens, Selenomonas noxia and Streptococcus intermedius. Two cut-off levels for detection were used, score 1(10(5) bacteria) and score 3 (10(6) bacteria).
Results: The prevalence of individuals positive for the different microorganisms at score 1 cut-off varied from 7% to 95%. At score 3 cut-off the prevalence varied from 0% to 30%. The depth of sample site was a key factor for detection. When the depth of sample site was taken into account, no statistically significant differences were observed between cigarette smokers, water-pipe smokers, and non-smokers with regard to occurrence of the microorganisms studied.
Conclusions: No major differences were observed between cigarette smokers, water-pipe smokers, and non-smokers regarding the occurrence of the periodontal microorganisms studied suggesting that this portion of the subgingival periodontal microflora is independent of tobacco smoking.
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http://dx.doi.org/10.1111/j.1600-051X.2005.00710.x | DOI Listing |
Microorganisms
December 2024
School of Stomatology, Henan University, Kaifeng 475004, China.
Oral diseases, particularly dental caries and periodontal disease, pose significant global health challenges. The imbalance of the oral microbiota plays a key role in the occurrence of these diseases, prompting researchers to seek new strategies to restore oral ecological balance. is a Gram-positive rod-shaped bacterium that exists in various body parts of humans, including the gastrointestinal tract, urinary tract, skin, and so on.
View Article and Find Full Text PDFStomatologiia (Mosk)
January 2025
A.I. Yevdokimov Moscow State University of Medicine and Dentistry, Moscow, Russia.
The Purpose: Of the study was to assess oral microbiocenosis changes in participants of microgravity modeling in a control group and using prophylaxis in the form of a probiotic supplement with 1.0·10 CFU of strain in one lozenge and a dairy product containing not less than 1·10 CFU of s strain in one gram.
Materials And Methods: The study included 15 participants aged 25-40 years from the "Dry Immersion-2018" experiment.
Ann Med
December 2025
Department of Neurointervention, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Background: Intracranial aneurysms (IAs) are a significant clinical concern, with detection rates increasing due to advances in imaging technologies. However, precise mechanisms underlying their pathophysiology remain incompletely understood. Recent evidence suggests a pivotal role of oral microbiota dysbiosis, particularly periodontal pathogens, in systemic inflammation that may contribute to IA development and rupture.
View Article and Find Full Text PDFJ Clin Med
January 2025
Department of Biochemistry and Molecular Biology, Faculty of Medicine, University of Debrecen, Nagyerdei krt. 98, 4032 Debrecen, Hungary.
Patients with hyperlipidemia are of interest because of the possible interplay between chronic local dental infections and hyperlipidemia. This interventional clinical study aimed to evaluate the oral health status of hyperlipidemic patients receiving lipid-lowering therapy for at least 6 months and the effects of non-surgical and surgical dental treatments on serum C-reactive protein (CRP) levels and lipid markers. Twenty-eight patients with controlled hyperlipidemia and 18 healthy controls were enrolled in the study.
View Article and Find Full Text PDFPharmaceuticals (Basel)
December 2024
Independent Laboratory of Nanomedicine, Medical University of Bialystok, 15-222 Bialystok, Poland.
Oral diseases, both acute and chronic, of infectious or non-infectious etiology, represent some of the most serious medical problems in dentistry. Data from the literature increasingly indicate that changes in the oral microbiome, and therefore, the overgrowing of pathological microflora, lead to a variety of oral-localized medical conditions such as caries, gingivitis, and periodontitis. In recent years, compelling research has been devoted to the use of natural antimicrobial peptides as therapeutic agents in the possible treatment of oral diseases.
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