102 research outputs found

    Graduates Higher Education and Career Interlink of the College of Arts and Sciences of Central Bicol State University of Agriculture-Calabanga Campus

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    A purpose-driven and effective tertiary education and training system is basic to generating competent and essential high-level skills, values, and knowledge vital for the socio-economic development of a country. The study traced the Bachelor of Arts in English Language (ABEL) and Bachelor of Science in Mathematics (BSM) of the College of Arts and Sciences (CAS), Central Bicol State University of Agriculture (CBSUA)- Calabanga Campus who graduated between 2011 to 2015 in terms of their job placement profile and the usefulness, relevance, effectiveness and adequacy of the skills and competencies as well as work-related values to their job placement. A survey method using questionnaire was utilized to 188 respondents. Results revealed that most of the respondents landed on jobs which were related to their course, were employed in less than a month, but stayed on their job only for about 1-6 months. A large percentage were gainfully employed as office employees. The primary reason for some of their unemployment was that they did not actively seek work. Many were employed because of their area of specialization and acquired their employment thru the personnel office of hiring companies. Communication skills and love of God were the most useful and relevant and critical thinking skills was the most effective in finding their job. As to work-related values, there were adequate trainings on self-discipline and self-reliance; whereas, honesty and love for truth as well as the love of God had become the most effective to their current employment. Keywords. Tracer study, ABEL & BSM graduates, job placement, skills and competencies, work related values DOI: 10.7176/IKM/9-4-02 Publication date: April 30th 201

    Dynamical estimates of chaotic systems from Poincar\'e recurrences

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    We show that the probability distribution function that best fits the distribution of return times between two consecutive visits of a chaotic trajectory to finite size regions in phase space deviates from the exponential statistics by a small power-law term, a term that represents the deterministic manifestation of the dynamics, which can be easily experimentally detected and theoretically estimated. We also provide simpler and faster ways to calculate the positive Lyapunov exponents and the short-term correlation function by either realizing observations of higher probable returns or by calculating the eigenvalues of only one very especial unstable periodic orbit of low-period. Finally, we discuss how our approaches can be used to treat data coming from complex systems.Comment: subm. for publication. Accepted fpr publication in Chao

    Reciprocal preferences and the unraveling of gift-exchange

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    We elicit reciprocal preferences in a firm-worker gift-exchange setting and relate them to actual behavior in a repeated gift-exchange game. We find that only a small minority of 10 percent of workers is materially selfish whereas 90 percent exhibit reciprocal preferences. However, the intensity of reciprocal preferences is weak in the sense that firms maximize profits by not relying on gift-exchange but by offering the lowest possible wage. Workers behavior in the repeated gift-exchange game is predicted by their elicited preferences, but the correlation between preferences and behavior is imperfect. Together with profit maximizing behavior of firms these observations can explain the observed unraveling of gift-exchange over time in our experiment and some recent field experiments

    A new surgical approach to improve gene transfer in liver using lentiviral vectors.

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    PURPOSE: Metabolic inherited liver diseases are attractive targets for gene therapy. Recombinant lentiviruses are very powerful viral vectors able to infect nonmitotic cells. We wanted to develop a new surgical approach to improve gene transfer in adult liver using low viral doses. MATERIALS AND METHODS: Adult rats were injected with 2.108 infectious particles of lentiviral vectors encoding the green fluorescent protein marker gene under control of a liver-specific promoter transthyretin. In the control group (n = 5), gene delivery was performed by inflow intraportal injection. In the surgical group (n = 5), liver was completely excluded from systemic circulation before viral injection in infrahepatic vena cava with high pressure. RESULTS: At day 9, transduction efficiency was 14.35% in the surgical group 3 and 0.39% in the control group (P = .016). At month 2, the number of transduced hepatocytes decreased in the most part of rats, except in half of rats in the surgical group. Antibodies against green fluorescent protein were detected in all rats at month 2, except one in the surgical group. CONCLUSIONS: We developed a new surgical approach allowing an efficient transduction of hepatocytes in adult rats using lentivirus at low viral doses. We have now to control the immune response to permit long-term expression of transgene

    Novel multilayer designs for future hard x-ray missions

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    Current multilayer designs for 10-80 keV hard X-ray telescope missions have focused primarily on the proven properties of W and Pt based multilayer coatings. Recently a number of new material combinations and coating capabilities have emerged which allows for more elaborate designs that can further extend the energy band of current mission designs as well as avoid some of the unwanted absorption edge effects in the effective area near potentially important line emission energies. These new design possibilities are investigated for current hard X-ray mission designs. The new material combinations to be considered are recently proven capabilities of enhanced NiV/C coatings and NiV/SiC coatings in conjuction with the well-established W based coatings

    Developing a digital learning version of a mentorship training programme

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    This article describes the experience of one university team in developing, delivering and evaluating an online Nursing and Midwifery Council-approved mentorship programme for nurses and midwives who support pre-registration students in practice. Although the authors are confident of the quality of the educational provision, this article does not discuss this programme as an exemplar of best practice, but aims to share the learning gained from the experience of introducing a digital learning version of a mentorship course

    Impact of prophylactic fundoplication on survival without growth disorders in left congenital diaphragmatic hernia requiring a patch repair

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    Growth impairment is frequent in surviving newborns with congenital diaphragmatic hernia requiring a patch repair. This multicenter retrospective study included 57 newborns and showed a significant relationship between prophylactic fundoplication performed during initial diaphragmatic repair and survival without disordered growth, after adjustment for propensity score (adjusted OR 4.7 [1.2–18.5]; P = .03)

    A comprehensive map of the mTOR signaling network

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    The mammalian target of rapamycin (mTOR) is a central regulator of cell growth and proliferation. mTOR signaling is frequently dysregulated in oncogenic cells, and thus an attractive target for anticancer therapy. Using CellDesigner, a modeling support software for graphical notation, we present herein a comprehensive map of the mTOR signaling network, which includes 964 species connected by 777 reactions. The map complies with both the systems biology markup language (SBML) and graphical notation (SBGN) for computational analysis and graphical representation, respectively. As captured in the mTOR map, we review and discuss our current understanding of the mTOR signaling network and highlight the impact of mTOR feedback and crosstalk regulations on drug-based cancer therapy. This map is available on the Payao platform, a Web 2.0 based community-wide interactive process for creating more accurate and information-rich databases. Thus, this comprehensive map of the mTOR network will serve as a tool to facilitate systems-level study of up-to-date mTOR network components and signaling events toward the discovery of novel regulatory processes and therapeutic strategies for cancer

    Primer informe de virus infectando cártamo en Argentina

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    PosterEl cártamo (Carthamus tinctorius L.) es una oleaginosa anual de ciclo inverno-primaveral, adaptada a condiciones de aridez y reconocida por la calidad de su aceite. En Argentina el cártamo se cultiva principalmente en la región del noroeste, y en Buenos Aires y La Pampa en menor medida. Aunque se han informado varios virus infectando esta especie, en Argentina no existen reportes al respecto. En plantaciones experimentales de cártamo realizadas en Bahía Blanca, provincia de Buenos Aires, en el año 2019 se muestrearon plantas con mosaico, necrosis y deformación en distintos órganos, que en algunos casos terminó con la muerte de la planta (Fig. 1). El objetivo fue identificar al agente causal de los síntomas observados.Instituto de Patología VegetalFil: Cabrera Mederos, Dariel. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola (UFyMA); ArgentinaFil: Cabrera Mederos, Dariel. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; ArgentinaFil: Cerrotta, A. Centro de Recursos Naturales Renovables de la Zona Semiárida (CERZOS). Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Lindström, L.I. Universidad Nacional del Sur. Departamento de Agronomía; ArgentinaFil: Trucco, Veronica Milagros. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; ArgentinaFil: Trucco, Veronica Milagros. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola (UFyMA); ArgentinaFil: Castellanos Collazo, Onias. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; ArgentinaFil: Giolitti, Fabian. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; ArgentinaFil: Giolitti, Fabian. Consejo Nacional de Investigaciones Científicas y Técnicas. Unidad de Fitopatología y Modelización Agrícola (UFyMA); Argentin

    Multi-layer coating development for XEUS

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    Graded depth multi-layer coatings have the potential to optimise the performance of X-ray reflective surfaces for improved energy response. A study of deposition techniques on silicon substrates representative of the XEUS High Performance Pore Optics (HPO) technology has been carried out. Measurements at synchrotron radiation facilities have been used to confirm the excellent performance improvements achievable with Mo/Si and W/Si multilayers. Future activities that will be necessary to implement such coatings in the HPO assembly sequence are highlighted. Further coating developments that may allow an optimisation of the XEUS effective area in light of potential changes to science requirements and telescope configurations are also identified. Finally an initial measurement of effects of radiation damage within the multilayers is reported
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