270 research outputs found

    Succession Planning As A Tool Of Employee Retention And Reduction In Recruitment Cost

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    With the aim to measure the practice of Succession Planning as a tool for employee retention and reduction in recruitment costs. Succession planning is a hard process for an organization that ensures that the employees are recruited and more developed to fit in each required key role within the company. By succession planning process, organizations recruit superior employees, train and develop their knowledge & abilities, and prepare them for advancement to face more challenging roles. Succession planning ensures that employees are constantly developed as per the needed role. As the organization expands its branches, it provides promotional opportunities, and increases sales, during this succession planning guarantees to have employees, ready and waiting to face new challenges. And if the employees are empowered by continuous learning and development processes and can avail better career opportunities in the organization a concern can retain its talent for longer tenure with low recruitment costs

    A comparative analysis of beedi making in urban and rural areas (With reference to Prayagraj and Kaushambi District in Uttar Pradesh)

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    Beedi making is perhaps the most famous wellspring of work among the low-level pay gathering of the general public. This investigation means to decide the effect of government-managed retirement plans and government assistance conspires on beedi laborers living in Prayagraj and Kaushambi region. In this investigation poll strategy and meeting, plan was utilized to get information. of test universe of 380, where 250 respondents were taken as an examination for conversation as these were the respondents who were working under the finance of industrial facility

    Prediction and classification of chemokines and their receptors

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    Chemokines are low molecular mass cytokine-like proteins that orchestrate myriads of immune functions like leukocyte trafficking, T cell differentiation, angiogenesis, hematopeosis and mast cell degranulation. Chemokines also play a role as HIV-1 inhibitor and act as potent natural adjuvant in antitumor immunotherapy. Receptors for these molecules are all seven-pass transmembrane G-protein-coupled receptors that are intimately involved with chemokines in a wide array of physiological and pathological conditions. These receptors also have a major role as co-receptors for HIV-1 entry into target cells. Therefore, chemokine receptors have proven to be excellent targets for small molecule in pharmaceutical industry. The immense importance of chemokines and their receptors motivated us to develop a support vector machine-based method ChemoPred to predict this important class of proteins and further classify them into subfamilies. ChemoPred is capable of predicting chemokines and chemokine receptors with an accuracy of 95.08% and 92.19%, respectively. The overall accuracy of classification of chemokines into three subfamilies was 96.00% and that of chemokine receptors into three families was 92.87%. The server ChemoPred is freely available at www.imtech.res.in/raghava/chemopred

    PRRDB: A comprehensive database of Pattern-Recognition Receptors and their ligands

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    <p>Abstract</p> <p>Background</p> <p>Recently in a number of studies, it has been demonstrated that the innate immune system doesn't merely acts as the first line of defense but provides critical signals for the development of specific adaptive immune response. Innate immune system employs a set of receptors called pattern recognition receptors (PRRs) that recognize evolutionarily conserved patterns from pathogens called pathogen associated molecular patterns (PAMPs). In order to assist scientific community, a database PRRDB has been developed that provides extensive information about pattern recognition receptors and their ligands.</p> <p>Results</p> <p>The current version of database contains around 500 patterns recognizing receptors from 77 distinct organisms ranging from insects to human. This includes 177 Toll-like receptors, 124 are Scavenger receptors and 67 are Nucleotide Binding Site-Leucine repeats rich receptors. The database also provides information about 266 ligands that includes carbohydrates, proteins, nucleic acids, glycolipids, glycoproteins, lipopeptides. A number of web tools have been integrated in PRRDB in order to provide following services: i) searching on any field; ii) database browsing; and iii) BLAST search against the pattern-recognition receptors. PRRDB also provides external links to standard databases like Swiss-Prot and Pubmed.</p> <p>Conclusion</p> <p>PRRDB is a unique database of its kind, which provides comprehensive information about innate immunity. This database will be very useful in designing effective adjuvant for subunit vaccine and in understanding role of innate immunity. The database is available from the URL's in the Availabiltiy and requirements section.</p

    CytoPred: a server for prediction and classification of cytokines

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    Cytokines are messengers of immune system. They are small secreted proteins that mediate and regulate the immune system, inflammation and hematopoiesis. Recent studies have revealed important roles played by the cytokines in adjuvants as therapeutic targets and in cancer therapy. In this paper, an attempt has been made to predict this important class of proteins and classify further them into families and subfamilies. A PSI-BLAST+Support Vector Machine-based hybrid approach is adopted to develop the prediction methods. CytoPred is capable of predicting cytokines with an accuracy of 98.29%. The overall accuracy of classification of cytokines into four families and further classification into seven subfamilies is 99.77 and 97.24%, respectively. It has been shown by comparison that CytoPred performs better than the already existing CTKPred. A user-friendly server CytoPred has been developed and available at http://www.imtech.res.in/raghava/cytopred

    ANTIMICROBIAL POTENTIAL OF HYDROGEL INCORPORATED WITH PLGA NANOPARTICLES OF CROSSANDRA INFUNDIBULIFORMIS

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    Objective: Present study is aimed at formulation of Hydrogel containing Poly Lactic Glycolic Acid (PLGA) nanoparticles incorporated with ethanolic extract of Crossandra infundibuliformis (EECI) and investigate the efficacy of hydrogel nanoparticles as a carrier of antimicrobial constituents. Methods: Poly Lactic Glycolic Acid (PLGA) nanoparticles containing ethanolic extract of Crossandra infundibuliformis (EECI) were synthesized by an emulsion-evaporation method and their physicochemical properties were studied. Polymeric PLGA nanoparticles were then incorporated into gel matrix, using Hydroxy Propyl Methyl Cellulose (HPMC K4M) as a base. The antibacterial activity of nanoparticulated hydrogel formulations were evaluated by agar well diffusion method against Staphylococcus aureus, Bacillus subtilis, Escherichia coli and Pseudomonas aeruginosa. Results: Nanoparticulate hydrogel formulations exhibited high viscosity, neutral pH with good spreadability which is appropriate for transdermal application as well as showed prolonged drug release from optimized formulation up to 24 h. Nanoparticulate hydrogel formulations were effective inhibitors of all the micro-organisms with more promising activity against Staphylococcus aureus. Conclusion: Nanoparticulate hydrogel formulation can be used as a feasible alternative to conventional formulations of Crossandra infundibuliformis extract with advanced permeation characteristics of antimicrobial constituents for transdermal application

    Pre-main-sequence population in NGC 1893 region: X-ray properties

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    Continuing the attempt to understand the properties of the stellar content in the young cluster NGC 1893 we have carried out a comprehensive multi-wavelength study of the region. The present study focuses on the X-ray properties of T-Tauri Stars (TTSs) in the NGC 1893 region. We found a correlation between the X-ray luminosity, LXL_X, and the stellar mass (in the range 0.2-2.0 \msun) of TTSs in the NGC 1893 region, similar to those reported in some other young clusters, however the value of the power-law slope obtained in the present study (\sim 0.9) for NGC 1893 is smaller than those (\sim1.4 - 3.6) reported in the case of TMC, ONC, IC 348 and Chameleon star forming regions. However, the slope in the case of Class III sources (Weak line TTSs) is found to be comparable to that reported in the case of NGC 6611 (\sim 1.1). It is found that the presence of circumstellar disks has no influence on the X-ray emission. The X-ray luminosity for both CTTSs and WTTSs is found to decrease systematically with age (in the range \sim 0.4 Myr - 5 Myr). The decrease of the X-ray luminosity of TTSs (slope \sim -0.6) in the case of NGC 1893 seems to be faster than observed in the case of other star-forming regions (slope -0.2 to -0.5). There is indication that the sources having relatively large NIR excess have relatively lower LXL_X values. TTSs in NGC 1893 do not follow the well established X-ray activity - rotation relation as in the case of main-sequence stars.Comment: 10 pages, 7 figures, Accepted for publication in New Astronom

    MICROWAVE ASSISTED GREEN SYNTHESIS OF SILVER NANOPARTICLES USING COLEUS AMBOINICUS LEAF EXTRACT

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    Objective: Current study is aimed at the formulation of silver nanoparticles loaded with the extract of Coleus amboinicus leaf extract by microwave irradiation. A facile and green synthesis of silver nanoparticles by using a biological agent such as plant extracts with the aid of microwave irradiation is proposed as an economical and environmentally friendly approach alternative to chemical and physical methods. Methods: In order to fabricate silver nanoparticles by microwave irradiation, aqueous extract of leaves Coleus amboinicus (CA) were treated with aqueous silver nitrate solution and mixture was placed in the microwave oven for exposure to microwave. Optimizations of the process were carried out by varying the quantity of extract, silver nitrate concentration and duration of microwave irradiation. Formations of nanoparticles were confirmed by UV-visible spectroscopy observing for the presence of surface plasmon resonance (SPR) peak. Nanoparticles were characterized by scanning electron microscopy, transmission electron microscopy (TEM) and Fourier transform infrared (FTIR) spectroscopy. Results: Silver nanoparticle showed the SPR optical absorption band peak at 434 nm by UV-Visible spectrophotometer. Reaction mixture containing 2 mmol silver nitrate and 9 ml of extract subjected to microwave irradiation of 60 sec at a temperature of 60 °C was found to be optimised condition, which produced nanoparticles that were spherical in shape and had an average diameter of 15.685 nm. Conclusion: This research study opens an innovative design to progress our understanding of how silver nanoparticles behave can be optimized to improve their surface morphology, which is beneficial to improve its therapeutic effect

    STRUCTURE-BASED MULTITARGETED MOLECULAR DOCKING ANALYSIS OF PYRAZOLE-CONDENSED HETEROCYCLICS AGAINST LUNG CANCER

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    Objective: The significant drawbacks of chemotherapy are that it destroys healthy cells, resulting in adverse effects. Hence, there is a need to adopt new techniques to develop cancer-specific chemicals that target the molecular pathways in a non-toxic fashion. This study aims to screen pyrazole-condensed heterocyclics for their anticancer activities and analyse their enzyme inhibitory potentials EGFR, ALK, VEGFR and TNKS receptors. Methods: The structures of the compounds were confirmed by IR, NMR and Mass spectral studies. The in silico techniques applied in this study were molecular docking and pharmacophore modeling to analyse the protein-ligand interactions, as they have a significant role in drug discovery. Drug-likeness properties were assessed by the Lipinski rule of five and ADMET properties. Anticancer activity was performed by in vitro MTT assay on lung cancer cell lines. Results: The results confirm that all the synthesised pyrazole derivatives interacted well with the selected targets showing docking scores above-5 kcal/mol. Pyrazole 2e interacted well with all the four lung cancer targets with its stable binding mode and was found to be potent as per the in vitro reports, followed by compounds 3d and 2d. Pharmacophore modeling exposed the responsible features responsible for the anticancer action. ADMET properties reported that all the compounds were found to have properties within the standard limit. The activity spectra of the pyrazoles predicted that pyrazolopyridines (2a-2e) are more effective against specific receptors such as EGFR, ALK and Tankyrase. Conclusion: Thus, this study suggests that the synthesised pyrazole derivatives can be further investigated to validate their enzyme inhibitory potentials by in vivo studies

    SOLID DISPERSION OF NEBIVOLOL HYDROCHLORIDE IMPREGNATED BUCCAL PATCH: FORMULATION AND CHARACTERIZATION

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    Objective: The objective of the present investigation was to design and characterize a mucoadhesive buccal patch of Nebivolol hydrochloride in order to administer a small dose of a drug to treat hypertension effectively and thereby avoiding disadvantages such as patient noncompliance and low bioavailability. Methods: The buccal patches were prepared by solvent casting method. The polymers used to formulate patches were HPMC K 15 M, PVP K 30, and propylene glycol was used as plasticizer and ethanol as the solvent. The drug-polymer compatibility studied was conducted by FTIR. Results: All the developed Patches had good transparency and stability. All formulated patches showed pH in the range of 6.49 to 7.22, and drug content was more than 90%. The folding endurance value showed that the patches are flexible and non-brittle. The in vitro residence time was found to more than 30 min. Thickness, % moisture absorption, and % moisture loss values were in a normal range. The drug release study was conducted for 8 h, and it was found drug release was decreased with the increase in polymer concentration. The in vitro release profiles of the drug from all the formulations appeared to follow Korsmeyer Peppa's exponential model, and release exponent (n) was found to be more than 0.45 so that the release can be characterized by Non–Fickian (anomalous) diffusion. Conclusion: From the results, it was concluded that drug released from formulated buccal patches follows sustained release pattern, Hence can be used for the treatment of the hypertensive patient
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