22 research outputs found

    Effect of Compatible and Incompatible Endophytic Bacteria on Growth of Chickpea Plant

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    Chickpea is one of the important pulse crops among legumes due to its high protein content. During the last few decades chickpea production has declined because of various biotic and abiotic factors. To increase its production farmers are relying on the traditional methods (using chemical fertilizers) that pollute the environment. An alternative to chemical fertilizers is the eco-friendly process of endophytic inoculation. Compatible endophytic coinoculations improve plant growth as compared to single inoculation due to the synergistic performance of the constituent bacteria. In the current study, the compatibility of six bacterial inoculants (BM5 (rhizobial), BP2 and P36 (phosphate solubiliser), RE2, HE8, and ME9 (other endophytes) was tested. Among these bacterial inoculants, endophyte ME9 was found to be compatible with phosphate solubilising bacteria (P36) and rhizobial culture BM5. However, the endophytic bacteria RE2 and HE8 were found to be incompatible with phosphate solubilising bacteria and rhizobial bacteria. Further, individual inoculation, combined compatible and combined incompatible inoculants were applied to chickpea seeds in the pot house experiment. The results revealed that among all the inoculations, compatible bacterial consortia (ME9, P36 and BM5) produced highest increase in shoot (225%) and root dry weight (600 %) and grain weight (250 % ) compared to the control group. The incompatible inoculations were ineffective in improving the root dry weight, shoot dry weight, and grain weight in comparison to the respective individual inoculations

    Evaluation of the company which successfully passed the reorganization - evaluation of the company MSV Metal Studénka, a.s.

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    The aim of my diploma thesis is to estimate the market value of the company MSV Metal Studénka, a. s. as of 31st December 2015. The evaluated company produces large variation of steel forgings, pressings and railcar components. The thesis will bring financial analysis of the company and based on strategic analysis and value drivers of the company the financial plan will be drawn up. The valuation of the company will be estimated using income methods of discounted cash flows APV adding market comparison method specifically called similar public company method

    Comparative evaluation of air-Q and classic laryngeal mask airway for surgeries under anesthesia: A randomized open-label trial

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    Objective: Classic laryngeal mask airway (cLMA) is a prototype supraglottic airway device, and Air-Q is a newly introduced device for use as a primary airway and as an aid for intubation. Due to paucity of literature comparing Air-Q with cLMA, this prospective, randomized, single-blinded study was performed, to evaluate their clinical performance as a primary airway conduit. Methods: Sixty patients of either sex with the American society of anesthesiology Grade I or II, weighing between 50 and 70 kg, were randomly allocated to either the cLMA (n = 30) or Air-Q (n = 30) group. After induction of anesthesia, the assigned airway device was introduced. The ease of insertion, vital parameters, oropharyngeal seal pressure (OSP), airway morbidity, and fiberoptic grades of laryngeal view was recorded. Results: There was no significant difference in ease of insertion, the time taken for successful device placement, number of attempts, or postoperative morbidities. Air-Q was found better with respect to hemodynamic stability during placement of the device. There was a significant difference in the OSP between the Air-Q (22.12 ± 1.740 cm H2O) and cLMA (16.28 ± 2.052 cm H2O), P < 0.001. Fiberoptic laryngeal view through Air-Q was also superior (P < 0.001). Conclusion: Air-Q was found to be superior to cLMA for controlled ventilation in view of better OSP and a superior fiberoptic laryngeal view

    Zinc Finger Domain of the PRDM9 Gene on Chromosome 1 Exhibits High Diversity in Ruminants but Its Paralog PRDM7 Contains Multiple Disruptive Mutations

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    <div><p>PRDM9 is the sole hybrid sterility gene identified so far in vertebrates. PRDM9 gene encodes a protein with an immensely variable zinc-finger (ZF) domain that determines the site of meiotic recombination hotspots genome-wide. In this study, the terminal ZF domain of PRDM9 on bovine chromosome 1 and its paralog on chromosome 22 were characterized in 225 samples from five ruminant species (cattle, yak, mithun, sheep and goat). We found extraordinary variation in the number of PRDM9 zinc fingers (6 to 12). We sequenced PRDM9 ZF encoding region from 15 individuals (carrying the same ZF number in both copies) and found 43 different ZF domain sequences. Ruminant zinc fingers of PRDM9 were found to be diversifying under positive selection and concerted evolution, specifically at positions involved in defining their DNA-binding specificity, consistent with the reports from other vertebrates such as mice, humans, equids and chimpanzees. ZF-encoding regions of the PRDM7, a paralog of PRDM9 on bovine chromosome 22 and on unknown chromosomes in other studied species were found to contain 84 base repeat units as in PRDM9, but there were multiple disruptive mutations after the first repeat unit. The diversity of the ZFs suggests that PRDM9 may activate recombination hotspots that are largely unique to each ruminant species.</p></div

    dN/dS estimates of variable amino acid sites in ZF domains of PRDM9 gene in ruminants.

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    <p>Positive selection was estimated in all species combined as well as for individual species separately. Two asterisks indicate P<0.01 and single asterisk indicates P<0.05.</p

    The log likelihood ratio test (LRT) values to check for sites evolving under positive selection in zinc finger domains of different species.

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    <p>The log likelihood ratio test (LRT) values to check for sites evolving under positive selection in zinc finger domains of different species.</p

    Geographic distribution of ruminant populations analyzed in the present study.

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    <p>Geographic distribution of ruminant populations analyzed in the present study.</p

    Schematic representation of PRDM9 domains and allelic variation in ruminants.

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    <p>Different ZF repeats in different alleles and species are coded by letters as already shown in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0156159#pone.0156159.g004" target="_blank">Fig 4</a>. The first finger (shown with green diamond shape) was found to be conserved.</p
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