Molecular Analysis as a Guide to Determining the Extent and Pathophysiology of Perilesional Tissues in Oral Epithelial Dysplasias.

Introduction: Clinically and histologically normal appearing perilesional mucosa of epithelial dysplasia may harbor early genetic changes. Hence, the present study is designed to determine the early molecular changes in the form of p16 and EGFR immunoexpressions in perilesional tissues.

Objectives: To analyze immunohistochemical expressions of p16 and EGFR individually and percentage change of immunoexpressions in oral dysplastic lesions and their perilesional tissues.

Comparison of oral health status among adult tobacco users and non-tobacco users of Ghaziabad District, Uttar Pradesh: A cross sectional study.

Background: Tobacco dependence is a major public health problem that results in significant morbidity and mortality. Approximately, 5 million people are killed annually by tobacco use.

Aim: To assess the oral health status among adult tobacco and non-tobacco users attending outreach activities in Ghaziabad District, Uttar Pradesh.

Effectiveness of cognitive behavioral therapy and basic health education for tobacco cessation among adult tobacco users attending a private tobacco cessation center.

Background: India being major consumer of tobacco faces various problems involved for its cessation. Over the time enormous methods have been evolved which may aid in tobacco cessation.

Materials And Methods: The present study was conducted among 100 adult tobacco users attending tobacco cessation clinic.

Oral health literacy: A practical strategy towards better oral health status among adult population of Ghaziabad district.

Background And Aims: Despite tremendous considerable effort by health professionals to promote oral health to create beautiful smiles, gap between oral health knowledge and practice undoubtedly still remains. Thus the aim of this study was to assess the Oral health literacy level and its impact on socioeconomic and oral health status among adult population in Ghaziabad district.

Methods: A total of 600 study subjects aged 18-64 years from all 4 blocks of Ghaziabad visiting various outreach programmes using a multistage random sampling technique were included in the study.

Staining efficacy assessment of a differential routine and special stains for pathological stromal calcifications in maxillofacial lesions.

Head and neck connective tissue lesions may have diverse calcifications within the fibrous connective tissue stroma. The perplexity involved in the identification and determination of the nature or degree of calcification through routine hematoxylin and eosin (H&E) stains necessitates the usage of a specific, simple, and cost- and time-effective differential staining techniques. The aim of the present study was to develop criteria to distinguish bone formation from bone resorption using methylene blue-acid fuchsin (MB/AF) stain and the role of collagen fibers in the identification of stromal calcifications using polarizing microscopy with picrosirius red stain.

AgNOR as an effective diagnostic tool for determining the proliferative nature of different types of odontogenic cysts.

Objective: To determine the proliferative nature of different types of odontogenic cysts using silver-stained nucleolar organizer region (AgNOR) staining.

Materials And Methods: Forty histopathological sections of each of odontogenic keratocyst, dentigerous, and radicular growth were taken into study. Two sections were produced using the paraffin block of separate cases, one was stained with hematoxylin and eosin and another segment was stained with silver nitrate method.

Diffuse large B-cell lymphoma: An immunohistochemical approach to diagnosis.

Diffuse large B-cell lymphoma (DLBCL) is an aggressive type of non-Hodgkin's lymphoma (NHL) that develops from the B-cells of the lymphatic system. It is the most common subtype of NHL accounting for 30%-40% of all cases. In addition to determining if NHL is indolent or aggressive and whether it is B-cell, T-cell or NK-cell lymphoma, it is very important to determine the subtype of NHL.

Prevalence of periodontal status among nicotine dependent individuals of 35-44 years attending community dental camps in Ghaziabad district, Uttar Pradesh.

Background: Tobacco is the second driving reasons for mortality worldwide and its broad utilization in the smoking and smokeless form have added to the expanding weight of non-communicable disease.

Aim: To study the prevalence of periodontal status among nicotine dependent individuals of 35-44 years attending community dental camps in Ghaziabad District, Uttar Pradesh.

Methods: A cross-sectional study was conducted on 800 individuals with the age range of 35-44 years.

Influence of type of cement and their thickness on stress distribution at dentin-cement interface of computer-aided designed glass fiber post: A three-dimensional finite element analysis.

Aim: This study aims to evaluate the effect of type of cement, and their thickness on stress distribution at dentin-cement interface of computer-aided designed glass fiber post using three-dimensional finite element analysis.

Materials And Methods: Nine 3D models of endodontically treated maxillary second premolar were divided into three groups according to the adhesive cement used PermaCem (Group I), Variolink II (Group II), and ParaCore (Group III). Each group was further divided into subgroup a, b, and c on the basis of the thickness of the adhesive cement 50 μm, 200 μm, and 300 μm, respectively.

Comparative study of risk indicators associated with tooth loss among adult population in urban and rural areas of Muradnagar, Ghaziabad, Uttar Pradesh, India.

Background: Oral health objectives prescribed by World Health Organization for the year 2020 have expressed that there ought to be an expansion in the quantity of people with functional dentitions (at least 21 common teeth) at ages of 35-44 and 65-74 years.

Aim: The aim of this study is to examine the prevalence of tooth loss and to evaluate and compare the risk indicators associated with tooth loss among adult population in urban and rural areas of Muradnagar, Ghaziabad.

Materials And Methods: A cross-sectional study was led among 1200 adults aged 35-74 years in urban and rural areas of Muradnagar, India.

Effect of potential remineralizing agent and antioxidants on color stability of bleached tooth exposed to different staining solutions.

Aim: The aim of the study was to evaluate the effect of staining solutions, remineralizing agent, and antioxidant on color stability of tooth during and after bleaching.

Materials And Methods: Ninety human central incisors were bleached using 35% hydrogen peroxide (Pola office) and allocated to three groups ( = 30). Group I stained with cola-based soft drinks, Group II stained with pomegranate juice, and Group III stained with turmeric.

Effect of different antioxidants on reversing compromised resin bond strength after enamel bleaching: An study.

Objective: The effect of 10% sodium ascorbate, 10% α-tocopherol, 10% grape seed extract, and 10% guava seed extract solutions on the shear bond strength (SBS) of composite resin to bleached enamel was evaluated.

Materials And Methods: Labial enamel surfaces of 72 extracted maxillary central incisors were bleached using 37.5% hydrogen peroxide.

Efficacy of decalcified freeze-dried bone allograft in the regeneration of small osseous defect: A comparative study.

Aim: To access the efficacy of decalcified freeze-dried bone allograft (DFDBA) in the regeneration of bone following small osseous defect in minor oral surgery.

Objectives: To evaluate the ability of DFDBA to enhance the rate of wound healing and assess radiographic bone density, pain, and infection preoperatively and postoperatively.

Materials And Methods: Twenty patients with cysts were assessed.

To evaluate and compare the effect of different light-curing modes and different liners on cuspal deflection in premolar teeth restored with bulk filled or incrementally filled composite measured at different time intervals.

Aim: The aim of this study is to evaluate and to compare the effect of different light-curing modes and different liners on cuspal deflection in premolar teeth restored with bulk filled or incrementally filled composite measured at different time intervals.

Materials And Methods: The study was divided into two parts (Part 1-different curing modes, Part 2-different liner) each with sixty extracted human upper premolar teeth with standardized large mesio-occlusal-distal cavities prepared. Each part was divided into two groups according to the composite used (Group A-Filtek Z350 XT, Group B-Sonic fill).

Effect of saliva and blood contamination on the shear bond strength of fifth-, seventh-, and eighth-generation bonding agents: An study.

Aim: To evaluate the bond strength of different adhesives after contamination with saliva and blood at various steps of application.

Materials And Methods: Buccal surfaces of 180 human premolars were sliced to expose dentin. The specimens were randomly divided into six groups ( = 30), in which saliva and blood were used as contaminants in three groups each.

Emerging Understanding of Emotional Intelligence of Teenagers.

Aim: Emotional intelligence (EI) is the ability to use emotions effectively and productively. It is becoming increasingly clear that these skills are one of the primary foundations for better performance of students in classrooms and in the society as well and EI provides the basis for competencies important "in almost every job." So we accessed the EI of teenagers as a guide of their academic score.

Effect of different intracoronal bleaching methods on shear bond strength of ceramic brackets bonded to bleached enamel: An study.

Objective: To investigate the effect of different intracoronal bleaching methods on the shear bond strength and site of failure of ceramic brackets.

Materials And Methods: Sixty freshly extracted human maxillary incisors were randomly divided into four groups ( = 15). Endodontic access cavity was prepared and root canals were filled, root fillings were removed 2mm apical to the cementoenamel junction, and a 2-mmthick layer of glass ionomer cement base was applied.

Piezosurgery versus Rotatory Osteotomy in Mandibular Impacted Third Molar Extraction.

Aim: The aim of this study is to compare piezoelectric surgery versus rotatory osteotomy technique in removal of mandibular impacted third molar.

Materials And Methods: Sample size of 30 patients 18 males, 12 females with a mean age of 27.43 ± 5.

Early Eruption of Maxillary Pre Molar with Turner's Hypoplasia in a 5-Year-Old Boy.

Early eruption of permanent maxillary premolar appears to be a unique finding, at such an early chronological age. Untimely eruption of permanent maxillary premolar is discussed in a 5-year-old male patient. On intra oral examination grossly carious primary maxillary first molar (tooth number 54,64) were reported.

Effect of ceramic type, thickness, and time of irradiation on degree of polymerization of dual - cure resin cement.

Aim: The aim of the study is to evaluate the effect of ceramic type, thickness, and time of irradiation on degree of polymerization of dual-cure resin cement.

Materials And Methods: Dual-cure resin cement (SoloCem) was used to prepare disk-shaped samples (0.5 mm thick × 5 mm diameter).

Molecular Characterization of Clear Cell Lesions of Head and Neck.

The salivary glands, oral mucosa and jaws constitute a group of lesions which are heterogeneous in nature and are odontogenic, salivary or metastatic in origin. This group of tumours is termed as Clear Cell Tumours. Fixation artifacts are one of the most important reasons for the cell to appear clear but clearing of cells may also result from cytoplasmic accumulation of water, presence of glycogen within the cell, intermediate filaments, immature zymogen granules, or a paucity of cellular organelles.

A finite element study of teeth restored with post and core: Effect of design, material, and ferrule.

Background: Different postdesigns and materials are available; however, no consensus exists regarding superiority for stress distribution. The aim of this study was to evaluate the effect of design and material of post with or without ferrule on stress distribution using finite element analysis.

Materials And Methods: A total of 12 three-dimensional (3D) axisymmetric models of postretained central incisors were made: Six with ferrule design and six without it.

Association of Amelogenin with High Caries Experience in Indian Children.

Objective: The purpose of this study was to identify alterations in amelogenin gene that are associated with dental caries susceptibility and to develop a non-invasive early screening test for caries risk.

Study Design: 60 individuals were selected for the study based on the inclusion and exclusion criteria and were divided into two groups based on DMFT score. DMFT was scored according to World Health Organization guidelines.

A comparative evaluation of dermatoglyphics in different classes of malocclusion.

Aim: To study associations of dermatoglyphic features with malocclusion in Indian children.

Materials And Methods: A total of 237 children aged 12-16 years, who attended our outpatient clinic in a government medical college, were selected. Finger and palm prints were collected, and fingertip pattern frequencies, total ridge counts (TRCs), and atd angles (formed by the triradii below the first and last digits and that in the hypothenar region of the palm) were calculated.

Apical extrusion of Enterococcus faecalis using three different rotary instrumentation techniques: an in vitro study.

Aims: To compare the apical extrusion of Enterococcus faecalis after instrumentation with three different Ni-Ti rotary instruments- An in vitro study.

Settings And Design: In vitro study Methods and Material: Forty freshly extracted mandibular premolars were mounted in bacteria collection apparatus and root canals were contaminated with a suspension of Enterococcus faecalis. The contaminated teeth were divided into 4 groups of 10 teeth each according to rotary system used for instrumentation: Group1: Hyflex files, Group 2: GTX files, Group 3: Protaper files and Group 4: control group (no instrumentation).