968 research outputs found

    Secure Routing Protocols Comparison Analysis Between RNBR, SAA, A-UPK

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    The advent of wireless communications and the development of mobile devices have made great strides in the development of roaming communications. The MANET mobile network was developed with the ability for mobile devices to quickly self-configure and extend wireless coverage without infrastructure support. Security is one of the most important areas of research and plays a vital role in determining the success of personal and commercial telephone systems.Therefore, this study focuses on systematically examining MANET security and accountability issues and analyzing the performance of solutions proposed by three different design approaches to security systems.First, it provides an approach for identifying trusted nodes employing the proposed RNBR method for secure routing.it provides a Self-Assured Assessment (SAA) method to estimate node stability. Its main goal is to contribute to a self-assessment-based reliability assessment mechanism that provides a reliable and reliable pathway.it provides a new authentication method to prevent forgery attacks. It supports authentication mechanisms to prevent RF attacks and ensure secure routing development.The main Objective of this paper is compare to packet delivery Ratio ,Control Overhead, Packet Drop Ratio in different secure RNBR,SAA,A-UPK Routing Protocols in MANETS

    Effect of Paclobutrazol on Fruit Quality Attributes in Mango (Mangifera indica L.) Cv. Totapuri

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    Paclobutrazol application restricts vegetative growth while improving flowering and fruiting in mango. In the present study, effect of soil drenching with Paclobutrazol @ 3.0ml m-1 canopy diameter, applied during the 3rd week of August, on fruit quality attributes was investigated in cv. Totapuri. Parameters like fruit weight, total soluble solids (TSS), % acidity, and content of ascorbic acid, carotenoids, lycopene and individual sugars was estimated. Paclobutrazol application increased average fruit weight, TSS and content of ascorbic acid and total carotenoids, and reduced the acidity in fruits compared to fruits in untreated trees. Lycopene content was only marginally influenced by paclobutrazol. In fruits of paclobutrazol treated trees, increase of 23.4% in total sugars, 29.6% in reducing sugars, 77.4% in glucose and 27.8% in sucrose content was recorded over fruits from the untreated trees. Results indicated that, paclobutrazol application improved quality in mango fruit

    A pharmacovigilance study of antiretroviral therapy in HIV positive out patients at a tertiary care teaching hospital

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    Background: Anti-Retroviral Therapy regimen (ART) is the only treatment option for treating the HIV positive patients for improving the immune system by increasing the CD4 cells. But eventually these medications lead to development of some Adverse Drug Reactions (ADRs) in seropositive patients under treatment.Methods: A prospective observational study was conducted for 6 months from March to August 2018 at ART Centre, Sri Venkateswara Ramnarayan Ruya Government General Hospital (SVRRGGH), Tirupati.Results: Out of 216 ADRs identified, majority where identified in females (54.35%). Most common regimen caused ADR was tenofovir+ lamivudine+ efavirenz (TLE) (55.55%). Data were analysed using the chi-square test were P-value was found to be 0.0024. Majority of ADRs were found in patients of age group between 31-35years was found to be 45 (20.83%) followed by age group between 41-45years was found to be 40 (18.51%). Most of the ADRs were related to central nervous system (27.31%) followed by metabolic disorders (26.38%), hematologic system (23.14%), gastrointestinal system (12.96%), dermatologic system (9.25%), renal system (0.46%) and musculoskeletal system (0.46%). On evaluation of WHO-UMC causality of ADRs, majority were found to be possible (78.7%). The Hartwig and Siegel’s severity assessment scale showed that most of the ADRs were mild (64.42%). The Schumock and Thornton preventability scale showed that 50.92% patients ADRs were probably preventable.Conclusions: As most of the ADRs were observed in patients receiving TLE regimen. So, patients receiving TLE regimen need intensive monitoring. Doctors, nurses, pharmacist must focus on early detection and prevention of ADRs, based on their severity

    Physiological approaches to improving harvest index and productivity in sunflower

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    Factors associated with variation in harvest index and approaches to improve harvest index (HI) and productivity in sunflower are discussed in this article. In recent years, higher productivity in sunflower has been achieved mainly through increased crop growth rates. Besides, an improvement in harvest index also has contributed for improved productivity to a certain extent. In our study we observed that medium duration types (100 to 110 days) had high HI compared with early or long-duration varieties and we also attempted to understand the ways and means to improve HI in sunflower types with varied duration. Genotypes which had low partitioning of dry matter to stem plus thalamus had high HI. Genotypes which accumulated high biomass during post flowering stages of development also showed high HI and seed yield. In a few genotypes remobilization of photosynthates from vegetative plant parts to the seed resulted in high HI and seed yield. Among the sink characters, the number of seed per head, test weight and seed density (weight/volume) also contributed to achieving high HI values. Identification and selection of genotypes based on these criteria will increase the production further. Since large amount of biomass is still locked up in the vegetative plant parts, any practice to manipulate the mobilization of photosynthates from vegetative parts to head also improves HI and thus seed yield. In our experiment, we observed that foliar application of boron nutrient and application of growth regulators to the head improved the translocation of photosynthates to the head and thus increased the HI and seed yield

    Case report on tuberous sclerosis

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    Tuberous sclerosis is a genetic multisystem disorder characterized by widespread hamartomas in several organs, including the brain, heart, skin, eyes, kidney, lung and liver.  The affected genes are TSC1 and TSC2, encoding hamartin and tuberin respectively.  Most features of tuberous sclerosis become evident only in childhood, limiting their usefulness for early diagnosis. We report a case of 3months old female child with seizures and hypo-pigmented skin lesions. The case is rare as it is documented in a family affected continuously in three generations involving four members

    Chemical Constituents during the Main and Off-Season in Mango (Mangifera indica L.) Cv. Royal Special

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    Evaluation and quantification of fruit quality parameters like carbohydrates, phenolics, flavonoids, ascorbic acid, titrable acidity, Total Soluble Solids (TSS), carotenoids and lycopene content was done in fruits of mango cv. Royal Special, at ICAR-Indian Institute of Horticultural Research, Bengaluru, India, during the off-season (October, 2012) and main-season (June, 2013), respectively. 'Royal Special' is a typical off-season bearing cultivar, often characterized by multiple flushing and flowering under South Indian conditions. Major phytonutrients such as total sugars, reducing sugars, starch, total carotenoids, lycopene, total phenols, flavonoids, ascorbic acid, TSS, titrable acidity and average fruit yield per plant, were recorded during the off- and main- seasons. Results indicated that fruits from off-season were higher in the major chemical constituents studied compared to the main-season crop, except for fruit yield per plant. This may be attributed to poor competition for nutrients among the developing fruits which act as a sink, besides fluctuating environmental conditions during the off-season, compared to the main-season

    Drug utilization pattern among geriatrics according to anatomical therapeutic chemical and defined daily dose classification in a tertiary care hospital

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    Background: This study was conducted to determine the drug utilization pattern among geriatric inpatients in general medicine department of the hospital.Methods: An observational, prospective study was conducted for a period of six months (November 2016 to April 2017) among 200 geriatric patients; demographic details, education, occupation, diagnosis and drug details were recorded. The drugs were categorized by anatomical therapeutic classification (ATC) and defined daily dose (DDD) was calculated. The World Health Organization (WHO) prescribing indicators were assessed.Results: The majority of the patients (59%) were in age group of 60-69 years. Cardiovascular diseases were common among geriatrics. Most commonly prescribed drug was Pantoprazole (81.7%). Drugs were assigned with ATC/DDD codes according to the guidelines of WHO. Drugs prescribed by their generic names were 56.64% and 43% of drugs that were included in the National Essential Medicines List.Conclusions: Clinical pharmacist have to collaborate and work together with physicians in selecting and adjusting the dose among geriatric population in order to reduce development of potential adverse drug reactions, serious drug related complications and drug interaction

    Effect of Organic Practices on Fruit Quality in Papaya Cv. Surya

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    A field experiment was conducted during 2009-10 at Indian Institute of Horticultural Research, Bangalore using papaya cv. 'Surya'. Ten organic nutrient treatments along with recommended dose of fertilizers and control (no manure/fertilizer) were used totaling twelve treatment combinations of FYM, biofertilizers and vermicompost. Fruit quality parameters such as total carotenoids, lycopene, TSS, average fruit weight and ascorbic acid content were analyzed. Among the treatments, application of 50% recommended dose of fertilizers in the form of farm yard manure (FYM) applied as Azospirillum+Phosphate solubilizing bacteria+Mycorrhiza+Vermicompost showed high level of carotenoids, lycopene and low levels of ascorbic acid. TSS and average fruit weight were not affected by various organic nutrient treatments

    Influence of Organic Practices on Growth and Fruit Yield in Papaya Cv. Surya

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    A field trial on organic practices in papaya cv. Surya was conducted during 2009-2011 with 10 nutrient combinations involving farm yard manure, biofertilizers and VAM along with 100% recommended dose of fertilizers and no manure/ fertilizer treatment. Vegetative parameters were recorded periodically. At 18 months after planting, plant height, plant girth and number of leaves were found to be significant. Results indicated that, crop growth was better with organic treatments compared to no manure/fertilizer treatment. Fruit yield and quality parameters were also recorded. Fruit yield and average fruit weight were found to be significant. Maximum fruit yield of 32kg/plant (80 t/ ha) was recorded under 75% recommended dose of fertilizer applied as farm yard manure+vermicompost, which was significantly superior to that in 100% recommended dose of fertilizer for the 18-month cropping period
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