Smear layer removal and antimicrobial efficacy of chitosan as a root canal irrigant: a systematic review of in-vitro studies.

This systematic review was designed to answer the following question: Does chitosan provide better smear layer removal and antimicrobial efficacy than other root canal irrigants? A literature search was done using electronic databases PubMed, Scopus, Web of Science, Cochrane Library, EBSCO host, Grey Literature Report, and Open Grey from inception to June 18, 2024. The reference lists of included articles were also hand-searched. Two reviewers independently assessed the studies' eligibility based on the inclusion and exclusion criteria and performed data extraction.

Effects of eye dominance on shade matching and color perception among the dentist population.

Objectives: The purpose of this study was to evaluate the influence of eye dominance on color perception, and shade matching.

Materials And Methods: A total of 104 participants were selected for the study. There were 3 groups: Group I: 3rd and 4th year dental students and interns ( = 40); Group II: postgraduates ( = 34); Group III: senior residents and faculty members (≥ 6 years of clinical experience) ( = 30).

Novel bioactive caries-detecting dye solution: Cytotoxicity, antimicrobial activity, scanning electron microscope, and stereomicroscopic analysis in diagnosis of dental caries.

Aim: The aim was (1) to study the cytotoxicity of novel Bioactive Caries-detecting Dye solution (BCD) and its antimicrobial activity against , , , and and (2) comparative assessment of BCD and Carie-Care for efficient removal of caries (stereomicroscope) and dentin tubule occlusion (scanning electron microscope [SEM]).

Materials And Methods: For BCD cytotoxic study (direct contact method), colorimetric MTT assay, and cell line study(L929 mouse fibroblast NCTC clone 929 strain L) was performed. Xenetix 350, chitosan, nanohydroxyapatite (nHA), BCD, and Carie-Care solutions were subjected to the antimicrobial activity through blood agar well diffusion method, and the minimum inhibitory concentration (MIC) and minimal bactericidal concentration (MBC) were determined.

comparative evaluation of antifungal efficacy of three endodontic sealers with and without incorporation of chitosan nanoparticles against .

Aim: The aim of this study was to compare the antifungal efficacy of three endodontic sealers (AH Plus, Apexit Plus, and MTA Fillapex) with and without the incorporation of chitosan nanoparticles against Candida albicans.

Materials And Methods: The present study was carried out by the Kirby-Bauer method. were cultured in Sabouraud Dextrose Agar plates.

Estimation of phagocytic activity of polymorphonuclear leukocytes in chronic and aggressive periodontitis patients with nitroblue tetrazolium test.

Context: The phagocytic activity of polymorphonuclear leukocytes (PMN) is influenced by the type of disease entity, i.e., chronic generalized periodontitis, generalized aggressive periodontitis, and chronic generalized gingivitis.

Assessment of pain and dissolution of apically extruded sealers and their effect on the periradicular tissues.

Aim: This study aimed to evaluate the intensity of pain after unintentional extrusion of resin-based and calcium hydroxide (Ca[OH])-based endodontic sealers as well as their influence on the periradicular tissues.

Materials And Methods: A total of 120 single-rooted teeth exhibiting extrusion of sealer in the postoperative radiographs were included in the study. According to the sealers used, the teeth were divided into four groups ( = 30): Group I - AH Plus, Group II - Resino Seal, Group III - Sealapex™, and Group IV - Apexit Plus.

Comparing the effectiveness of four desensitizing toothpastes on dentinal tubule occlusion: A scanning electron microscope analysis.

Introduction: Dentin hypersensitivity (DH) is a sudden short sharp pain best explained by hydrodynamic theory. Several agents are available throughout the market that can treat DH either by blocking the nerves that helps in conducting pain or by blocking the open dentinal tubules. The aim of the present study was to compare the tubule occluding efficacy of four different desensitizing dentifrices under scanning electron microscope (SEM).

Starch digestibility and glycemic index of supplemented with (Burm.) Merr. fruit segments.

The present investigation was undertaken to develop suiting diabetic population with added health benefits. were prepared using fresh and dry segments of pomelo. The increase in the concentration of segments decreased the texture value from 1080 to 1022 g force (fresh segments) and 1005 to 870 g force (dry segments).

Starch digestibility and predicted glycemic index in the bread fortified with pomelo (Citrus maxima) fruit segments.

The aim of this study was to evaluate the starch digestibility and predicted glycemic index in breads incorporated with pomelo fruit (Citrus maxima) segments. Volume of the white and brown breads supplemented with pomelo fresh segments increased, while the crumb firmness decreased. Bread with 20% fresh and 5% dry pomelo segments were sensorily acceptable.

Characterization and bake stability of dry fruit fillings in dehydrated chiku (Manilkara zapota L. P. Royen) incorporated biscuits.

Unlabelled: Expanding the range of bakery products in terms of producing supplemented or dietetic products has been an increasingly important trend in contemporary baking. Value added products, especially products rich in fiber and phytochemicals are getting popular. Among the dry fruits used for filling, Figs were rich in ash and protein and Dates were rich in dietary fiber.

Nanotechnology in Dentistry: Clinical Applications, Benefits, and Hazards.

Nanotechnology is emerging as an interdisciplinary field that is undergoing rapid development and has brought about enormous changes in medicine and dentistry. Nanomaterial-based design is able to mimic some of the mechanical and structural properties of native tissue and can promote biointegration. Nanotechnology has various applications in dentistry, including dentition renaturalization, therapy for dentin hypersensitivity, complete orthodontic realignment in a single visit, covalently bonding diamondized enamel, enhancing properties of root canal sealers, and continuous oral health maintenance using mechanical dentifrobots.

Comparison of efficacy of three different desensitizing agents for in-office relief of dentin hypersensitivity: A 4 weeks clinical study.

Aim: To evaluate the effectiveness of three different pastes containing 5% NovaMin, 8% arginine, and 15% hydroxyapatite nanoparticles (n-HA) respectively in the treatment of dentin hypersensitivity (DH).

Materials And Methods: A 4 weeks study was conducted on 45 adult patients with cervical abrasions leading to hypersensitivity of two or more teeth anterior to molars. Patients were divided into three toothpaste groups.

Influence of carbon-dioxide on the growth of Spirulina sp. (MCRC-A0003) isolated from Muttukadu backwaters, South India.

Growth of Spirulina sp. (MCRC-A0003), a cyanobacterium, was evaluated under different concentrations of carbon-dioxide (CO2) (4-50 %) in a closed glass photobioreactor. Although significant CO2 utilization by the cyanobacterial strain was observed up to 50 % concentration, complete utilization was observed only at 4, 10 and 20 % concentrations on 3rd, 6th and 8th day respectively.

Status of bioactive compounds in foods, with focus on fruits and vegetables.

Components of cereals, legumes, pulses, proteins, sea food, milk, carbohydrates and lipids are being evaluated for their influence on human health, as biofunctional compounds. However, references dealing with fruits and vegetables exceed any other food group and accordingly their focus. Fruits and vegetables abound in a spectacular range of such health influencing compounds and thus, study of their bioactivity, in lieu of their consumption in fresh or processed form.

Effect of preoperative medications on the efficacy of inferior alveolar nerve block in patients with irreversible pulpitis: A placebo-controlled clinical study.

Background: The purpose of this prospective, randomized, double-blind, placebo-controlled study was to compare the effect of the administration of preoperative ibuprofen, ketorolac, combination of etodolac with paracetamol and combination of aceclofenac with paracetamol versus placebo for the potential increased effectiveness of the inferior alveolar nerve block [IANB] anesthesia.

Materials And Methods: A total of 100 endodontic emergency patients in moderate to severe pain diagnosed with irreversible pulpitis of a mandibular posterior tooth randomly received, in a double-blind manner, either a drug or placebo 30 minutes before the administration of a conventional IANB. Cold testing was done before administration of anesthesia to determine level of pain using Heft-Parker Visual Analogue Scale (VAS) score.

Coeliac trunk and its branches: anatomical variations and clinical implications.

Introduction: Knowledge of anatomical variations of the great vessels of the abdomen, including the coeliac trunk, is important for clinicians planning surgical intervention and radiological imaging. The present study aimed to record the prevalence of variations in the vascular pattern of branches of the coeliac trunk in cadavers.

Methods: A total of 50 properly embalmed and formalin-fixed cadavers from the Indian population were selected for the study.

The abdominal aorta and its branches: anatomical variations and clinical implications.

Background: Vascular variations regarding the branching pattern of the aorta are important in different laparoscopic surgeries, liver and kidney transplantation, oncologic resections, and various interventional radiological procedures in the abdominal region. The present work was undertaken on cadavers to examine the prevalence of vascular patterns of the important branches of the abdominal aorta.

Material And Methods: A total of 50 properly embalmed and formalin fixed cadavers were dissected in the abdominal region, and viscera were mobilised to expose the origin of important branches of the abdominal aorta.

Lung morphology: a cadaver study in Indian population.

Knowledge of anatomical variations of lung is required by clinicians for accurate interpretation on different imaging techniques. During routine dissection in the anatomy department, a single lung extending uniformly throughout the thoracic cavity was detected in a 35 year old male cadaver. Thereafter a cadaver study was undertaken to report the prevalence of variations involving number, lobes and fissures of lung in Indian population.

Biosorption of trivalent chromium by free and immobilized blue green algae: kinetics and equilibrium studies.

The process of biosorption of trivalent chromium (Cr(3+)) by live culture of Spirulina platensis and the sorption potential by the dried biomass, in both free and immobilized states have been investigated for a simulated chrome liquor in the concentration range of 100-4500 ppm. Both live and dried biomass were very good biosorbents as they could remove high amounts of chromium from tannery wastewater. Polyurethane foam and sodium alginate were used as immobilizing agents and their performances compared.

Bioabsorption of chromium from retan chrome liquor by cyanobacteria.

The bioaccumulation of chromium from retan chrome liquor by Spirulina fusiformis was investigated under laboratory as well as field conditions. At the optimal conditions, metal ion uptake increased with initial metal ion concentration up to 300mg/l. The effect on various physico-chemical parameters like total solids (TS), total dissolved solids (TDS), total suspended solids (TSS), chlorides, sulphates, phenols, biochemical oxygen demand (BOD) and chemical oxygen demand (COD) and biochemical studies related to biomass, chlorophyll-a and protein were also carried out.

Thrombocytopenia--an indicator of acute vivax malaria.

Thrombocytopenia is frequently observed in vivax malaria but the exact mechanism has not been elucidated. We studied 27 cases of acute vivax malaria out of which 24 cases had thrombocytopenia. This was the most common hematological finding.

MANAGEMENT OF LUNG ABSCESS WITH PERCUTANEOUS CATHETER DRAINAGE.

Percutaneous catheter drainage was used to treat 12 among 34 cases of lung abscesses, who were refractory to medical therapy, severely ill and high risk cases for surgery. A complete clinical and radiological recovery was achieved in all the cases who underwent catheter drainage, thereby obviating the need for surgery. None of the cases had catheter or procedures related complications.