Publications by authors named "Verhelst A"

: Metabolic syndrome (MetS) and type 2 diabetes mellitus (T2DM) are major global health concerns, and they often go undetected. Periodontitis shares risk factors and is associated with both conditions. Assessing MetS risk factors among dental patients, especially those with periodontitis, may contribute to early detection and prompt treatment.

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To investigate the use of the European SCORE model in a dental setting by exploring the frequency of a 'high' and 'very high' 10-year CVD mortality risk in patients with and without periodontitis. The secondary aim was to investigate the association of SCORE with various periodontitis parameters adjusting for remaining potential confounders. In this study, we recruited periodontitis patients and non-periodontitis controls, all aged ≥40 years.

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Purpose: To determine the possibility of screening for the risk for Obstructive Sleep Apnea (OSA) in periodontitis patients.

Materials And Methods: Periodontitis patients and non-periodontitis controls were recruited and asked to complete a validated screening questionnaire to calculate individual probabilities (%) of OSA. Also, for both groups, the risk for OSA was classified as low, medium and high.

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We describe a case of a 65-year-old woman with a submucosal bladder stone with no apparent underlying cause. She presented with lower abdominal pain, dysuria, and a history of recurrent cystitis. Ultrasound and computed tomography of the lower abdomen revealed the presence of lithiasis nearby to the left ostium.

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Background: Constipation and symptoms of gastrointestinal discomfort such as bloating are common among otherwise healthy individuals, but with significant impact on quality of life. Despite the recognized contribution of the gut microbiome to this pathology, little is known about which group(s) of microorganism(s) are playing a role. A previous study performed in vitro suggests that EpiCor® fermentate has prebiotic-like properties, being able to favorably modulate the composition of the gut microbiome.

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EpiCor, derived from Saccharomyces cerevisiae, has been shown to have immunomodulating properties in human clinical trials and in vitro. However, the underlying mechanisms behind its immune protection via the gut remain largely unknown. Therefore, the aim of this study was to use an integrated in vitro approach to evaluate the metabolism of EpiCor by the intestinal microflora, its modulating effect on the gut microbiota, and its anti-inflammatory activity on human-derived cell lines.

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The combination of a Simulator of the Human Intestinal Microbial Ecosystem with ad hoc molecular techniques (i.e. pyrosequencing, denaturing gradient gel electrophoresis and quantitative PCR) allowed an evaluation of the extent to which two plant polysaccharide supplements could modify a complex gut microbial community.

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The use of prebiotics is a possible strategy to manage and steer the complex gut microbial community towards a health-promoting composition (Gastrointestinal Resource Management). In this study, the Simulator of the Human Intestinal Microbial Ecosystem was used to investigate the effects of two commercially-available plant polysaccharide supplements on the structure, composition and metabolism of an in vitro cultured colon microbial community. Microbial analyses showed both a bifidogenic (up to +1.

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Seven strains of aerobic, endospore-forming bacteria were found in soil taken from an active fumarole on Lucifer Hill, Candlemas Island, South Sandwich archipelago, Antarctica, and four strains were from soil of an inactive fumarole at the foot of the hill. Amplified rDNA restriction analysis, 16S rDNA sequence comparisons, SDS-PAGE and routine phenotypic tests support the proposal of two novel species of Paenibacillus, Paenibacillus cineris sp. nov.

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A sample of mossy soil taken from the eastern lava flow of northern Candlemas Island, South Sandwich archipelago, yielded six isolates of aerobic, endospore-forming bacteria. Miniaturized routine phenotypic tests and other observations, amplified rDNA restriction analysis and SDS-PAGE analysis suggested that the strains represent a novel taxon. 16S rDNA sequence comparisons support the proposal of a novel species, Bacillus shackletonii sp.

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Fatigue is a common condition after stroke. An unresolved question is whether the fatigue is a consequence of the stroke or is one of the precursors. The authors' objective was to investigate whether vital exhaustion is a precursor of first stroke while controlling for other cardiovascular risk factors.

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Aerobic, endospore-forming bacteria were found in soil taken from an active fumarole on Lucifer Hill, Candlemas Island, South Sandwich archipelago. Amplified rDNA restriction analysis, SDS-PAGE, repetitive element primed-PCR (rep-PCR) and routine phenotypic tests suggested that six of the isolates represent a novel taxon, and 16S rDNA sequence comparisons support the proposal of a novel species, Bacillus luciferensis sp. nov.

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Thirty-three clinical, dairy and industrial isolates of aerobic endospore-forming bacteria which were unreactive in routine identification tests were characterized genotypically by using amplified rDNA restriction analysis (ARDRA), 16S rDNA sequencing and DNA-DNA reassociation, and phenotypically by using fatty acid methyl ester (FAME) analysis, SDS-PAGE of whole-cell proteins, API Biotype 100 assimilation tests and 16 other routine phenotypic tests. Three isolates were identified as strains of Bacillus badius, 12 as Brevibacillus agri, including 3 strains associated with an outbreak of waterborne illness, 4 as Brevibacillus centrosporus and 2 as Brevibacillus parabrevis; 12 strains contaminating an antibiotic production plant were recognized as members of a new species, for which the name Brevibacillus invocatus is proposed, with the type strain LMG 18962T (= B2156T = CIP 106911T = NCIMB 13772T).

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Eighteen patients, operated upon for sacrococcygeal teratoma in 7 different centres in Belgium and Luxembourg between 1992 and 1996, were reviewed. From an epidemiological point of view, this series compares very well to others. Although excellent results were obtained, with all patients surviving, some imperfection in diagnosis, timing of delivery and of operation, and in operative technique was observed.

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One hundred and seventy three bacterial strains, isolated previously after enrichment under oligotrophic, psychrophylic conditions from Arctic (98 strains) and Antarctic seawater (75 strains), were characterized by gas-liquid chromatographic analysis of their fatty acid compositions. By numerical analysis, 8 clusters, containing 2 to 59 strains, could be delineated, and 8 strains formed separate branches. Five clusters contained strains from both poles, two minor clusters were confined to Arctic isolates, and one cluster consisted of Antarctic isolates only.

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An old and simple operative technique for the treatment of rectal prolapse in children, first described by Ekehorn in 1909, has been reviewed. The technique consists of the insertion of a mattress suture (nonabsorbable and multifilament material) in the rectal ampulla through the lowermost part of the sacrum: the strands of the mattress suture are tied firmly over a piece of dry gauze at the level of the sacrococcygeal junction. By leaving the suture in place for 10 days, the local inflammation and infection causes firm adhesions between the rectal wall and the perirectal tissue so that the anorectal wall is bound to the surroundings (sacrorectopexy).

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Authors report a case of cystic lymphangioma of the mesenterium. The embryology and the histology are important to explain the radiological findings. To make the differential diagnosis with other cystic abdominal tumors it is very important to compare the radiological findings with other clinical symptoms.

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