<b><i>Objective:</i></b> To assess the erosive potential of various soft drinks by measuring initial pH and titratable acidity (TA) to evaluate enamel surface roughness using different exposure times. <b><i>Materials Methods:</i></b> The (group 1: Coca-Cola; group 2: orange juice; 3: Cedevita; 4: Guarana, 5: strawberry yoghurt) was measured a meter, TA titration with NaOH. Enamel samples (n = 96), cut from unerupted human third molars, were...

Recovering valuable compounds from waste streams of bio-based production processes is in line with the circular economy paradigm, and achievable by implementing “simple-to-use” well-established process separation technologies. Such solutions are acceptable industrial, economic environmental points view, implying relatively easy future implementation on pilot- full-scale levels industry. Reviewing such technologies therefore focus here. Considerations about technology readiness level (TRL)...

Abstract The chemical process industry is paying significant attention to the intensification of processes with main aim achieving increased productivity, improved economic status, and enhanced sustainability. pharmaceutical moving in same direction and, therefore, dozens are a state change. However, it important note that not all can be intensified easily, such as slow reactions, solids, slurries, on like. This review summarizes applications promising tools for small‐scale manufacturing...

Tooth extraction is often followed by a number of different complications that demand additional treatment. In order to accelerate healing processes and decrease the complication occurrence various agents, growth factors, natural synthetic antioxidants (e.g coenzyme Q10-CoQ10), are applied. Due partially known health-promoting effects CoQ10 we decided assess potential it's encapsulated in nanoliposomes form on wound process following tooth extraction. Effects free after rats, 3 7 days...

<b><i>Objective:</i></b> The aim of this study was to investigate the presence human cytomegalovirus (HCMV) and Epstein-Barr virus (EBV) in tissue chronic periapical lesions, compare results relation symptoms patients size lesion. <b><i>Methods:</i></b> Periapical lesions analyzed were collected from roots teeth indicated for extraction. Samples divided according into groups symptomatic asymptomatic, small large lesions. Polymerase chain...

Abstract The present in vitro study was aimed at evaluating the morphological changes cemento‐enamel junction (CEJ) after exposure to acidic beverages using scanning electron microscopy (SEM). initial pH and titratable acidity (TA) analyzed from follow groups: (I) Coca cola, (II) orange juice, (III) Cedevita, (IV) Red Bull, (V) Somersby cider, (VI) white wine. CEJ samples ( n = 64), obtained unerupted third molars, were allocated one control (artificial saliva, 16) six experimental groups...

Production of active pharmaceutical ingredients (APIs), fine chemicals, food products, and so on has in recent years been focused implementing process intensification optimization tools. Lower costs higher selectivity as well better sustainability competitiveness are the main benefits. A good approach to achieve this is perform continuous manufacturing together with satisfying analytical technology (PAT) requirements. The example studied here dehydration reaction...

Background.Beer, red and white wine are acidic drinks whose frequent consumption can increase the risk of dental erosion.Objectives.To establish effect beer, on morphology surface roughness (SR) human enamel using different exposure times in a cyclic de-and remineralization model vitro. Materials methods.The experiment included 33 surgically extracted impacted third molars from patients aged 18-25 years.Enamel samples obtained by cutting crowns (n = 132) were submitted to alternate cycles...

This study evaluated the effects of curcumin, a naturally occurring compound with numerous health-beneficial properties, on wound-healing process extraction sockets (soft tissue that surrounded extracted tooth) in rats. The topically applied curcumin were monitored by tracking changes myeloperoxidase activity and nitric oxide concentrations soft homogenates 3 7 days following surgery. Additionally, pathohistological examination sections was used to reveal course wound healing microscopic...

Background:The impact of bleaching on the cemento-enamel junction (CEJ) is not well known. Due to frequent sensitivity cervical region teeth after vital bleaching, aim present study was evaluate morphological features CEJ human application fluoridated and fluoride-free agents, as post-bleaching fluoridation treatment, by scanning electron microscopy (SEM) analysis.Material/Methods:Thirty-five extracted permanent were longitudinally cut, yielding 70 specimens. Thirty specimens randomly...

Summary Introduction Cytokine network plays an important role in pathogenesis of chronic periapical lesions. The aim this study was to determine the concentration interleukin-6 (IL-6) tissue homogenates human lesions and correlate its levels with symptomatology size Materials Methods 93 samples were obtained after extraction teeth. Samples divided according clinical presentation as symptomatic asymptomatic, large small. IL-6 analyzed using ELISA. Results Statistically significant difference...

Knowledge of external and internal morphology the teeth is very important for members all branches dental practice. In conservative dentistry knowing morphological characteristics crowns significantly because tendency certain tooth groups decay successful restoration in functional aesthetic sense. Successful endodontic treatment impossible without number position root canals inside them. The variability human body includes too. Internal features can be analyzed details only on extracted...

Background/Aim. The most important moment in modern endodontics is the inclusion of rotating instruments made nickel-titanium alloy daily clinical work, which have supplanted stainless steel due to their superior properties. aim this study was investigate influence autoclave sterilization on cyclic fatigue (CF) two types produced by M-wire technology with different rotation. Methods. This research included rotary ? 48 ProTaper Next? full rotation and WaveOne? Gold reciprocating Each groups...

Abstract Objective This clinical study aimed to evaluate the difference in time of application phase, employing conventional and modified direct orthodontic bonding method. Materials Methods Thirty patients who needed therapy with fixed appliances were randomly divided into two equal groups ( n = 15): control experimental group, according method applied. A total 600 metal brackets inch slot 0.022 (Mini Sprint®, Forestadent, Germany) bonded incisors, canines, premolars using light‐cured...

Introduction/Aim. Knowing the precise position of mental foramen is great clinical importance in dentistry due to significant anatomical structures that pass through this foramen. The aim study was examine sexual dimorphism horizontal and vertical relation constant landmarks population southeast Serbia using cone beam computed tomography (CBCT). Materials methods. Thirty-two CBCT images male 34 female patients were used. distance from anterior border skeletal middle line measured, as well...

Abstract A presence of carbonyl compounds is very common in the food industry. The nature such to be reactive and thus many products involve aldehydes/ketones their synthetic routes. By contrast, high reactivity could also lead formation undesired compounds, as genotoxic impurities. It can therefore important remove by implementing suitable removal techniques, with aim protecting final product quality. This work focused on benzaldehyde a model component, studying its from water/ethanol...

SUMMARY The aim of the paper was to investigate tissue response implantation "Endomethasone" (Septodont) in artificially prepared defect rat mandible. Sixteen Wistar male rats were used for experiment. After anesthesia, a between midline and mental foramen left mandible made (diameter 1.4 mm, 1.6 mm depth) using sterile steel burs. In experimental group (12 animals) “Endomethasone“ implanted while control (4 heal spontaneously. One half animals both groups sacrificed after fifteen days,...

The application of irrigating solutions is essential in chemomechanical treatment tooth root canal. However, chemical and electrochemical aggressiveness the solutions, which directly act on instruments, may damage their surface. aim this study was to investigate sensitivity nickel-titanium (Ni-Ti) stainless steel endodontic files corrosive action sodium hypochlorite (NaOCl), chlorhexidine gluconate (CHX) ethylenediamine tetraacetic acid (EDTA). Testing corrosion instruments performed by...

Dental erosion is a pathologic, non-bacterial hard dental tissue loss induced by extrinsic or intrinsic acids.This in vitro study aimed to evaluate and compare the morphology surface roughness of enamel after erosive challenge some acidic substances, Coca-Cola, orange gastric juice.Enamel samples (n = 48), obtained preparation surgical extracted human third molars, were subjected artificial juice commerciallyavailable Coca-Cola immersion 50 ml solutions for 15 min, three times daily, 10...

Introduction. Although many studies have reported various advantages of nickel-titanium endodontic instruments, the use stainless steel files still presents a standard in everyday practice. The aim this study was to evaluate ultrastructure surface instruments before and after their use. Material Methods. Fourteen sets non-used reamers were included study. Each set used one, three or six times simulated clinical conditions on extracted maxillary premolars. After subjected cleaning...

Abstract Slow chemical reactions are a big challenge in the modern pharmaceutical industry. Their accelerations together with introduction of continuous manufacturing modes major drivers for future development. One example reaction is hydroamination, between unsaturated hydrocarbons and amines. Such type main focus this work. More precisely, anti‐Markovnikov hydroamination cis/trans 9 H ‐thioxanthene‐2‐chloro‐9‐(2‐propenylidene)‐(9CI) 1‐(2‐hydroxyethyl)piperazine (HEP) investigated detail....