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1.
J Cytol ; 39(4): 174-179, 2022.
Article in English | MEDLINE | ID: mdl-36605869

ABSTRACT

Background: The May-Grünwald Giemsa Stain is one of the preferred Romanwsky stains in studying cell morphology of air-dried smears with respect to cellular and nuclear size details and metachromatic extracellular ground with an approximate staining time of 20-30 min. A reduction in staining time and possible application of an ultrafast stain for rapid onsite evaluation (ROSE) of cytological material is the need of the hour. With the application of the new modified ultrafast Giemsa (MUFG) technique, rapid staining can be achieved, thereby helping in triaging of samples and, most importantly, providing an early preliminary diagnosis. Aims: The aim is to assess the quality index of the MUFG technique in FNAC of various organs in comparison with the standard MGG stain. Materials and Methods: A total of 61 FNAC cases were studied by random sampling. Two smears were prepared for each case and stained by both. Scores were given based on five parameters, and the quality index was calculated. Statistical Analysis: Results were analyzed using mean, median, standard deviation, "t" paired test, "P" value, and M-diff for statistical significance. Results: The quality index of MUFG smears was comparable to the standard MGG stain in salivary gland, breast, and thyroid aspirates and low in lymph node and soft tissue aspirates. MUFG is a rapid cost-effective stain which can be applied in the setting of ROSE for a preliminary diagnosis. Conclusion: MUFG is a reliable alternative and rapid technique for cytology diagnosis.

2.
Gynecol Oncol Rep ; 37: 100809, 2021 Aug.
Article in English | MEDLINE | ID: mdl-34189229

ABSTRACT

Malignant mural nodules in borderline ovarian tumors are rare. Among them, anaplastic mural nodules are infrequent and only limited case reports are available. Here we report a patient diagnosed as borderline ovarian mucinous tumor with an anaplastic carcinomatous mural nodule. She underwent comprehensive staging laparotomy and six cycles of adjuvant chemotherapy with paclitaxel - carboplatin and has no evidence of disease progression at eight months of follow up. This tumor has an aggressive behaviour and patients with stage ≥1C have inferior survival.

3.
Indian J Otolaryngol Head Neck Surg ; 71(Suppl 3): 2210-2213, 2019 Nov.
Article in English | MEDLINE | ID: mdl-31763322

ABSTRACT

To correlate Saccharin clearance time before and after endoscopic sinus surgery (ESS) in chronic maxillary sinusitis patients. Hospital based prospective study done in the department of otorhinolaryngology at our tertiary care hospital from January 2017 to December 2017. We selected 40 patients based on inclusion and exclusion criteria. Saccharin clearance time was measured by the subjective perception of sweet taste following placement of saccharin pellet over the anterior end of inferior turbinate. It was measured preoperatively and postoperatively after 3 months of ESS and the values are compared with normal uninvolved sinuses of the patients. Out of 40 patients, 26 were male and 14 were female. Normal Saccharin Clearance Time was found to be 9.50 and 9.89 min with a standard deviation of 2.76 and 2.62 on the left and right side respectively. There was no significant difference between right and left side mucociliary clearance values. The respective mean preoperative and postoperative mucociliary clearance values of right and left side together were 39.5 min and 17.6 min among unilateral maxillary sinusitis patients, 49.69 min and 20.87 min among unilateral CRS with polyposis patients, 69.42 min and 25.97 min among bilateral maxillary sinusitis patients, 63.71 min and 24.21 min among CRS with bilateral polyposis patients. ESS not only treats the pathology of paranasal sinuses but also helps in returning the normal mucociliary function.

4.
Indian J Otolaryngol Head Neck Surg ; 71(Suppl 1): 949-952, 2019 Oct.
Article in English | MEDLINE | ID: mdl-31742100

ABSTRACT

To evaluate all the cases of chronic neck pain thoroughly to diagnose eagle's syndrome. Hospital based prospective study done in the department of otorhinolaryngology at our tertiary care hospital from January 2017 to December 2018. We selected 60 subjects in our study who presented to us with complaints of chronic neck pain associated with referred otalgia, along with aggravation of pain with neck movements, odynophagia, throat pain and foreign body sensation in the throat. After thorough clinical examination an orthopantomogram has been done which revealed elongated styloid process. Conservative management with carbamazepine was tried but only temporary relief was noticed in these patients. Hence intra oral tonsillo-styloidectomy was done and patients were followed up to 3 months. Out of 10 patients, 9 were female and 1 was male. 8 patients had bilateral elongated styloid process and 2 patients had unilateral elongation. Orthopantomogram revealed an average elongation of styloid process of 3.5-5 cm and the average length of the removed styloid process ranged from 0.6-3 cm. All patients showed significant improvement post operatively. Eagle's syndrome is not a rarity, but underdiagnosed and missed most of the times. Hence all cases of chronic neck pain should be evaluated thoroughly by taking complete history and proper clinical examination, along with radiological investigations.

5.
Indian J Nucl Med ; 34(4): 309-312, 2019.
Article in English | MEDLINE | ID: mdl-31579234

ABSTRACT

Solid pseudopapillary neoplasm (SPN) is a rare histopathologic variant of pancreatic tumors. Franz first described this tumor as a "papillary tumor of the pancreas, benign or malignant." In 1996, the World Health Organization named this tumor as SPN of the pancreas. It has a female preponderance with a male-to-female ratio of 1:9. A 30-year-old female who is a known case of lymphocyte-rich classic Hodgkin's lymphoma underwent 18F-fluoro-2-deoxy-D-glucose (FDG) positron-emission tomography/computed tomography (PET/CT) for initial staging which showed intense metabolic activity in bilateral enlarged cervical and splenic hilar lymph nodes. Furthermore, intense metabolic activity was noted in hypodense lesion in the tail of the pancreas, and she was reported to be having Stage IIIE disease. Post chemotherapy, 18F-FDG PET/CT showed disappearance of all previously metabolically active lymph nodes but persisting metabolically active lesion in tail of the pancreas. Hence, we reported as complete metabolic response of Hodgkin's lymphoma as per the Lugano criteria with suspected synchronous primary in the tail of the pancreas. Post distal pancreatectomy, histopathological examination and immunohistochemistry revealed the pancreatic lesion as SPN. SPN of the pancreas itself is a rare tumor and the presence of SPN in a patient with Hodgkin's lymphoma as synchronous primary is very rare. Due to the high density of mitochondria and the hypervascular nature of the tumor, there is an accumulation of 18F-FDG in SPN tumor cells. Patients with SPN usually have a very good prognosis after surgery. The five-year survival rate is as high as 95%-97%.

6.
Front Microbiol ; 10: 1382, 2019.
Article in English | MEDLINE | ID: mdl-31316477

ABSTRACT

Probiotic bacteria were isolated from different traditional fermented foods as there are several such foods that are not well explored for their probiotic activities. Hence, the present study was conducted to find the potential of lactic acid bacteria (LAB) as probiotics that were isolated from the sap extract of the coconut palm inflorescence - Neera, which is a naturally fermented drink consumed in various regions of India. A total of 75 isolates were selected from the Neera samples collected aseptically in the early morning (before sunrise). These isolates were initially screened for cultural, microscopic, and biochemical characteristics. The initial screening yielded 40 Gram-positive, catalase-negative isolates that were further subjected to acid - bile tolerance with resistance to phenol. Among 40 isolates, 16 survived screening using analysis of cell surface hydrophobicity, auto aggregation with adhesion to epithelial cells, and gastric-pancreatic digestion for gastrointestinal colonization. The isolates were also assessed for antimicrobial, antibiotic sensitivity, and anti-oxidative potential. The safety of these isolates was evaluated by their hemolytic and deoxyribonuclease (DNase) activities. Based on these results, seven isolates with the best probiotic attributes were selected and presented in this study. These LAB isolates, with 51.91-70.34% survival at low pH, proved their resistance to gastric conditions. The cell surface hydrophobicity of 50.32-77.8% and auto aggregation of 51.02-78.95% represented the adhesion properties of these isolates. All the seven isolates exhibited good antibacterial and antifungal activity, showing hydroxyl-scavenging activity of 32.86-77.87%. The results proved that LAB isolated from Neera exhibited promising probiotic properties and seem favorable for use in functional fermented foods as preservatives.

7.
Probiotics Antimicrob Proteins ; 11(1): 55-64, 2019 03.
Article in English | MEDLINE | ID: mdl-29064057

ABSTRACT

The study aims to evaluate the cell-free supernatant (CFS) from Lactobacillus plantarum strain MYS44 against the growth and aflatoxin production by Aspergillus parasiticus MTCC 411. Standard in vitro techniques revealed the potential antifungal activity of CFS of LpMYS44. In poison food technique, it was observed that 6% CFS of LpMYS44 retarded maximum growth. The inhibition of A. parasiticus on peanuts confirmed the ability of CFS of LpMYS44 for biopreservation. Further, CFS of LpMYS44 was purified by chromatography and analyzed by GC-MS. The major antifungal compounds were oleic acid, octanoic acid, butanamide, and decanoic acid derivatives. Twofold concentrated 80 µL of CFS was found to be minimum inhibitory concentration (MIC) of CFS of LpMYS44. CFS of LpMYS44 suppressed the germination and growth of the spores of A. parasiticus. Microscopic observation showed that CFS of LpMYS44 severely affected the hyphal wall of A. parasiticus by the leakage of cytoplasmic content leading to complete destruction. Acidic condition is favorable for CFS of LpMYS44 activity. In poultry feed sample, CFS of LpMYS44 reduced the aflatoxin B1 content by 34.2%, reflecting its potentiality to use as detoxification agent. The multiple antifungal components in CFS of LpMYS44 exhibited antifungal properties against aflatoxigenic A. parasiticus resulted in causing overall morphological changes. Furthermore, we also observed the biopreservative ability of CFS of LpMYS44 against A. parasiticus and AFB1 reduction in for poultry feed. This study makes a contribution to using CFS of LpMYS44 and their applications in food and feed as pretreatment against aflatoxigenic A. parasiticus to reduce or eliminate AFB1 and maybe other aflatoxins, produced by other Aspergillus spp.


Subject(s)
Aflatoxin B1/antagonists & inhibitors , Antifungal Agents/pharmacology , Aspergillus/drug effects , Lactobacillus plantarum , Animal Feed/microbiology , Animals , Antifungal Agents/isolation & purification , Arachis/microbiology , Aspergillus/pathogenicity , Aspergillus/physiology , Cell-Free System , Food Preservation , Hydrogen-Ion Concentration , Microbial Sensitivity Tests , Poultry
8.
J Indian Soc Pedod Prev Dent ; 36(1): 71-75, 2018.
Article in English | MEDLINE | ID: mdl-29607843

ABSTRACT

BACKGROUND: The aim of this study was to evaluate the efficiency of four different obturating techniques in filling the radicular space in primary teeth. MATERIALS AND METHODS: This clinical trial was carried out on 34 healthy, cooperative children (5-9 years) who had 63 carious primary teeth indicated for pulpectomy. They were divided into four groups, such that in each group, a total of 40 canals were allotted for obturation with respective technique. The root canals of selected primary teeth were filled with Endoflas obturating material using either bi-directional spiral (Group 1); incremental technique (Group 2), past inject (Group 3) or lentulo spiral (Group 4) according to the groups assigned. The effectiveness of the obturation techniques was assessed using postoperative radiographs. The assessment was made for a depth of fill in the canal, the presence of any voids using Modified Coll and Sadrian criteria. The obtained data were analyzed by using ANOVA test and unpaired t-test. RESULTS: Bi-directional spiral and lentulo spiral were superior to other techniques in providing optimally filled canals (P< 0.05). The bi-directional spiral was superior to lentulo spiral in preventing overfill (P< 0.05). CONCLUSION: Based on the present study results, bi-directional spiral can be recommended as an alternate obturating technique in primary teeth.


Subject(s)
Dental Caries/therapy , Root Canal Obturation/methods , Tooth, Deciduous , Child , Child, Preschool , Dental Caries/diagnostic imaging , Humans , Pulpectomy , Radiography
9.
Transbound Emerg Dis ; 65(2): 547-556, 2018 Apr.
Article in English | MEDLINE | ID: mdl-29120083

ABSTRACT

Bluetongue (BT) is a Culicoides-borne disease caused by several serotypes of bluetongue virus (BTV). Similar to other insect-borne viral diseases, distribution of BT is limited to distribution of Culicoides species competent to transmit BTV. In the tropics, vector activity is almost year long, and hence, the disease is endemic, with the circulation of several serotypes of BTV, whereas in temperate areas, seasonal incursions of a limited number of serotypes of BTV from neighbouring tropical areas are observed. Although BTV is endemic in all the three major tropical regions (parts of Africa, America and Asia) of the world, the distribution of serotypes is not alike. Apart from serological diversity, geography-based diversity of BTV genome has been observed, and this is the basis for proposal of topotypes. However, evolution of these topotypes is not well understood. In this study, we report the isolation and characterization of several BTV-4 isolates from India. These isolates are distinct from BTV-4 isolates from other geographical regions. Analysis of available BTV seg-2 sequences indicated that the Australasian BTV-4 diverged from African viruses around 3,500 years ago, whereas the American viruses diverged relatively recently (1,684 CE). Unlike Australasia and America, BTV-4 strains of the Mediterranean area evolved through several independent incursions. We speculate that independent evolution of BTV in different geographical areas over long periods of time might have led to the diversity observed in the current virus population.


Subject(s)
Bluetongue virus/genetics , Bluetongue virus/isolation & purification , Bluetongue/virology , Sheep Diseases/virology , Africa , Animals , Asia , Australasia , Bluetongue/epidemiology , Electrophoresis, Agar Gel/veterinary , Geography , India/epidemiology , Molecular Epidemiology , RNA, Viral/genetics , Reverse Transcriptase Polymerase Chain Reaction/veterinary , Sequence Analysis, DNA , Serogroup , Sheep , Sheep Diseases/epidemiology
10.
Front Microbiol ; 8: 2317, 2017.
Article in English | MEDLINE | ID: mdl-29213265

ABSTRACT

Fumonisin B1 (FB1), a mycotoxin produced by Fusarium species is a predominant Group 2B carcinogen occurring in maize and maize-based poultry feeds. It is shown to be nephrotoxic, hepatotoxic, neurotoxic, and immunosuppressing in animals. In this study, we report the ameliorating effects of a probiotic strain, Lactobacillus plantarum MYS6 on FB1-induced toxicity and oxidative damage in broilers. A 6-week dietary experiment consisting of 48 broilers was performed in six treatment groups. Probiotic treatment (109 cells/mL) involved pre-colonization of broilers with L. plantarum MYS6 while co-administration treatment involved supplementation of probiotic and FB1-contaminated diet (200 mg/Kg feed) simultaneously. At the end of the treatment period, growth performance, hematology, serum biochemistry, and markers of oxidative stress in serum and tissue homogenates were evaluated in all the broilers. The histopathological changes in hepatic and renal tissues were further studied. The results demonstrated that administration of L. plantarum MYS6 efficiently improved the feed intake, body weight and feed conversion ratio in broilers. It mitigated the altered levels of hematological indices such as complete blood count, hemoglobin, and hematocrit. Serum parameters such as serum glutamic oxaloacetic transaminase, serum glutamic pyruvic transaminase, creatinine, cholesterol, triglycerides, and albumin were significantly restored after administering the probiotic in FB1-intoxicated broilers. Additionally, L. plantarum MYS6 alleviated the levels of oxidative stress markers in serum and tissue homogenate of liver. The histopathological data of liver and kidney further substantiated the overall protection offered by L. plantarum MYS6 against FB1-induced cellular toxicity and organ damage in broilers. Our results indicated that co-administration of probiotic along with the toxin had better effect in detoxification compared to its pre-colonization in broilers. Collectively, our study signifies the protective role of L. plantarum MYS6 in ameliorating the FB1-induced toxicity in the vital organs and subsequent oxidative stress in broilers. The probiotic L. plantarum MYS6 can further be formulated into a functional feed owing to its anti-fumonisin attributes and role in mitigating FB1-induced hepatorenal damage.

11.
Eur J Dent ; 11(2): 192-195, 2017.
Article in English | MEDLINE | ID: mdl-28729791

ABSTRACT

OBJECTIVES: The present study was undertaken to evaluate salivary cortisol levels in children of smokers and nonsmokers and thereby establishing the relationship between cortisol levels in response to anxiety in children based on their father's habit of smoking. MATERIALS AND METHODS: The study population aged between 8 and 10 years includes two groups. Group 1 is comprised 20 children of cigarette smokers and Group 2 is comprised 20 children of nonsmokers. The passive drooling technique was used to collect unstimulated saliva from the children using a sterile container. Salivary cortisol levels were evaluated using Enzyme-linked Immunosorbent Assay method. The obtained data were subjected to statistical analysis using SPSS software and paired t-test. RESULTS: Higher mean salivary cortisol levels were found in children of smokers compared to children of nonsmokers and the difference between them was significant statistically (P < 0.05). Higher salivary cortisol levels were found in females compared to males and the result was significant statistically (P < 0.05). CONCLUSION: This study has proved that the smoking habit of the father has a negative influence on the anxiety levels of their children.

12.
3 Biotech ; 7(1): 57, 2017 May.
Article in English | MEDLINE | ID: mdl-28444604

ABSTRACT

Contamination of animal and poultry feeds by Fusarium and the mycotoxin Fumonisin B1 is frequent in the feed supply chain. The present study evaluated the prevalence of fumonisin B1 producing Fusarium among irradiated and non-irradiated animal and poultry feed mixtures. Further, the efficiency of γ-rays (2.5, 5.0, 7.5, and 10.0 kGy) to minimize Fusarium growth and biosynthesis of fumonisin B1 in artificially inoculated feed was evaluated. A total of 108 feed samples were collected in which 45.37% of feed mixtures were contaminated with Fusarium species. Among the contaminated samples, the frequency levels of F. verticillioides and F. proliferatum were 42.59 and 24.07%, respectively. Out of the 98 Fusarium isolates from feed samples, 84.7% of F. verticillioides and 64.28% of F. proliferatum were positive for FUM1 set of primers. Fumonisin B1 biosynthesis by the FUM1 positive isolates in feed was confirmed by LC/MS which recorded 0.1-45 µg/g of feed. Fungal growth and viable count of Fusarium in PDA medium and feed decreased with increasing irradiation dosage. Interestingly, fumonisin content was 11 µg/g of feed in 2.5 kGy irradiated sample as compared to 5 µg/g of feed in non-irradiated control. Ionizing radiation at 7.5 kGy was found lethal for fungal growth and fumonisin production. Our findings suggest that γ-radiation above 7.5 kGy effectively prevented fungal growth in feed mixtures and minimized the exposure of animal and human life to the potential risk of mycotoxin. Also it is necessary to maintain proper storage system for feeds until consumption.

13.
J Int Soc Prev Community Dent ; 6(3): 213-8, 2016.
Article in English | MEDLINE | ID: mdl-27382536

ABSTRACT

OBJECTIVES: Oral diseases are affecting a large percentage of children worldwide. This study with Indian Society of Pedodontics and Preventive Dentistry collaboration was taken up with the aim to evaluate the oral health status and treatment needs in school-going children of the West Godavari district, Andhra Pradesh, India. MATERIALS AND METHODS: This cross-sectional study was conducted among 10126 school children who were randomly selected from 32 schools in West Godavari district. To find the significance of the obtained number of cases for different age groups, Chi-square test of significance was used. RESULTS: The prevalence of dental conditions are as follows: Dental caries 63.5%, periodontal diseases 13.6%, dental anomalies 3.6%, dental trauma 3.2%, and orthodontic treatment 25.1%. Among the different age groups, 11-14 years age group has the highest prevalence of oral health problems. Females were more affected with dental caries (P = 0.17), orthodontic treatment needs (P = 0.12), and dental anomalies (P = 0.86) compared to males which was statistically insignificant. The highest prevalence of dental conditions in the case of females was observed during the age of 11-14 years, and in males, the peak was seen in the 15-18 years age group. CONCLUSIONS: This study demonstrated that school-going children in West Godavari district suffer from a high prevalence of dental conditions and have higher treatment needs.

14.
PLoS One ; 11(6): e0155122, 2016.
Article in English | MEDLINE | ID: mdl-27285317

ABSTRACT

Fumonisins, being common in occurrence in maize-based feeds, pose a great threat to animal and human health. The present study is aimed at determining the antifungal activity of Lactobacillus plantarum MYS6 against a fumonisin producing fungus, Fusarium proliferatum MYS9. The isolate was subjected to standard tests for determining its probiotic attributes and antifungal properties. L. plantarum MYS6 thrived well at pH 3.0 and 6.0, and exhibited strong resistance up to 3% bile. The isolate showed a high degree of cell surface hydrophobicity corresponding to its strong adhesion to chicken crop epithelial cells. Co-inoculation with the fungus on modified de Man Rogosa Sharpe medium revealed the inhibitory effect of L. plantarum MYS6 on fungal growth and biomass. Observation using scanning electron microscopy showed distortion of hyphal structures, swollen tips and disrupted conidia. Conidia germination inhibition assay restrained germination and showed deformed hyphae. The bioprotective feature of the isolate was evident by the inhibition of fungal development in maize-kernel treated with the cell free supernatant of L. plantarum MYS6. Both the isolate and its extracellular metabolites lowered fumonisin content in feed model up to 0.505 mg/Kg of feed and 0.3125 mg/Kg of feed respectively when compared to the level of 0.870 mg/Kg of feed in control. The major antifungal compounds produced by the isolate were 10-Octadecenoic acid, methyl ester; palmitic acid, methyl ester; heptadecanoic acid, 16-methyl ester; stearic acid and lauric acid. L. plantarum MYS6 reduced 61.7% of fumonisin possibly by a binding mechanism. These findings suggest the application of L. plantarum MYS6 as an efficient probiotic additive and biocontrol agent in feed used in poultry industry. Additionally, the antifungal metabolites pose a conspicuous inhibition of Fusarium growth and fumonisin production.


Subject(s)
Animal Feed/microbiology , Antifungal Agents , Fumonisins/metabolism , Fusarium , Lactobacillus plantarum/physiology , Poultry , Animals , Antifungal Agents/metabolism , Cells, Cultured , Chickens , Fumonisins/antagonists & inhibitors , Fusarium/growth & development , Fusarium/metabolism , Inactivation, Metabolic , Lactobacillus plantarum/metabolism , Microbial Sensitivity Tests , Poultry/microbiology , Probiotics , Zea mays/microbiology
15.
J Pharm Bioallied Sci ; 7(Suppl 2): S524-9, 2015 Aug.
Article in English | MEDLINE | ID: mdl-26538911

ABSTRACT

INTRODUCTION: To study the effect of various sprue designs on the properties of base metal alloy castings. The base metal alloys are extensively used for their excellent properties such as an increase in hardness, high melting range, high elastic modulus, its compatibility with ceramic material and low cost. However, to improve the properties of the base metal alloys is an ongoing research leading to various modifications in their fabrication procedure - which include sprue designs and their mode of attachment to the wax pattern. AIMS AND OBJECTIVES: Study compared the effect of three sprue designs viz. conical sprue, cylindrical sprue and bottleneck sprue on the properties of mass and microhardness of base metal alloy castings. MATERIALS AND METHODS: A prefabricated wax mesh pattern was selected for the fabrication of the alloy test samples in the study. The cylindrical sprue design was connected to the mesh pattern with a straight attachment. The bottleneck sprue design was connected to the mesh pattern with a constricted attachment. The conical sprue design was connected to the mesh pattern with a flared attachment. In this manner, ten samples for each of the three different sprue designs were prepared. RESULTS: The obtained value for mass and microhardness were subjected to statistical analysis. ANOVA test was performed to determine the difference between the sprue designs. CONCLUSION: The bottleneck sprue, conical sprue, and cylindrical sprue designs did not exert any apparent influence on the mass and microhardness.

16.
J Pharm Bioallied Sci ; 7(Suppl 2): S559-62, 2015 Aug.
Article in English | MEDLINE | ID: mdl-26538917

ABSTRACT

PURPOSE OF THE STUDY: The aim of this study was to evaluate clinically the performance of composite resin used to restore midline diastema between the maxillary and mandibular central incisors. METHODOLOGY: Direct composite restorations were done for 45 patients with midline diastema between the maxillary and mandibular central incisors. Standard protocols were followed for the placement of composite resin for the diastema closure, and recall visits were made for every 6 months for a period of 60 months for evaluation of the success of these restorations made. Qualified dental personnel examined the restorations made. RESULTS: Clinical evaluations were done after the restorations had been in place for an average of 6 months. Results indicate that none of the restorations were totally lost, and resulting in a 91% overall retention rate for the period of 60 months. About 62% of the restorations made had no noticeable color difference with that of the adjacent tooth, and gingival health indicated 73% of the sample was without any signs of inflammation. CONCLUSIONS: Composites restored for diastemas exhibit satisfactory survival rates placed with recommended placement protocols and without occlusal loading.

17.
J Environ Sci (China) ; 34: 248-55, 2015 Aug 01.
Article in English | MEDLINE | ID: mdl-26257367

ABSTRACT

Hydrothermal fabrication of selectively doped (Ag(+)+Pd(3+)) advanced ZnO nanomaterial has been carried out under mild pressure temperature conditions (autogeneous; 150°C). Gluconic acid has been used as a surface modifier to effectively control the particle size and morphology of these ZnO nanoparticles. The experimental parameters were tuned to achieve optimum conditions for the synthesis of selectively doped ZnO nanomaterials with an experimental duration of 4 hr. These selectively doped ZnO nanoparticles were characterized using powder X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FT-IR), UV-Vis spectroscopy and scanning electron microscopy (SEM). The solar driven photocatalytic studies have been carried out for organic dyes, i.e., Procion MX-5B dye, Cibacron Brilliant Yellow dye, Indigo Carmine dye, separately and all three mixed, by using gluconic acid modified selectively doped advanced ZnO nanomaterial. The influence of catalyst, its concentration and initial dye concentration resulted in the photocatalytic efficiency of 89% under daylight.


Subject(s)
Coloring Agents/radiation effects , Nanostructures/chemistry , Photolysis , Sunlight , Water Pollutants, Chemical/radiation effects , Zinc Oxide/chemistry , Coloring Agents/chemistry , Hot Temperature , Textile Industry , Water Pollutants, Chemical/chemistry
19.
J Clin Diagn Res ; 7(12): 2966-7, 2013 Dec.
Article in English | MEDLINE | ID: mdl-24551693

ABSTRACT

Eccrine porocarcinoma is an extremely rare malignancy of the eccrine sweat gland. It is believed to arise from the intra-epithelial portion of eccrine sweat glands. It can either arise de novo or it can develop in a long standing eccrine poroma. It often occurs in the elderly, with the mean age of occurrence being 67 years. The tumour favours extremities, particularly the legs and feet. The propensity to form multiple cutaneous metastases is an unusual feature of eccrine porocarcinoma. It is also associated with visceral metastasis, resulting in death. An early diagnosis and prompt treatment are thus essential, owing to the aggressive behaviour of the tumour. Keeping in view its rarity of occurrence, we are hereby presenting a case of eccrine porocarcinoma which occurred in a 55-year-old female.

20.
J Indian Prosthodont Soc ; 10(3): 141-8, 2010 Sep.
Article in English | MEDLINE | ID: mdl-21886404

ABSTRACT

Bruxism is a movement disorder characterized by grinding and clenching of teeth. Awake bruxism is found more in females as compared to males while sleep bruxism shows no such gender prevalence. Etiology of bruxism can be divided into three groups psychosocial factors, peripheral factors and pathophysiological factors. Treatment modalities involve occlusal correction, behavioural changes and pharmacological approach. A literature search was performed using National Library of Medicine's (NLM) Medical Subject Headings (MeSH) Database, Pubmed and Google search engines. The search term 'Bruxism' yielded 2,358 papers out of which 230 were review papers. Most of the papers selected were recently published during the period of 1996-2010 and very few of them were published before 1996.

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