263 research outputs found

    Professionalism, golf coaching and a master of science degree

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    A distinction can be made between 'professionalisation', which is concerned with occupational status and standing, and 'professionalism,' which refers to matters of quality and standards of practice (especially specialized knowledge, ethics and altruism). The purpose of this stimulus article is to present key features of contemporary medical professionalism as a basis for critically reflecting on discourse associated with Tiger Woods' current coach, Sean Foley. It is suggested that that provision of a Master of Science degree in golf teaching/coaching would facilitate the development of 'professionalism' in golf coaches

    Water and Nutrient Management Guidelines for Greenhouse Hydroponic Vegetable Production in Florida

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    Many small farms are implementing greenhouse hydroponic systems. Perhaps the most challenging aspect of crop management for smaller growers is the control of water and nutrient delivery in a soilless media system. This 7-page fact sheet focuses on relatively inexpensive strategies to help small growers know both when to start irrigation events and how long to run a single event when growing in soilless media. Written by Robert C. Hochmuth, Natalie B. Parkell, Wanda L. Laughlin, and Sean C. Rider, and published by the Horticultural Sciences Department, December 2015. HS1274/HS1274: Water and Nutrient Management Guidelines for Greenhouse Hydroponic Vegetable Production in Florida (ufl.edu

    Water and Nutrient Management Guidelines for Greenhouse Hydroponic Vegetable Production in Florida

    No full text
    Many small farms are implementing greenhouse hydroponic systems. Perhaps the most challenging aspect of crop management for smaller growers is the control of water and nutrient delivery in a soilless media system. This 7-page fact sheet focuses on relatively inexpensive strategies to help small growers know both when to start irrigation events and how long to run a single event when growing in soilless media. Written by Robert C. Hochmuth, Natalie B. Parkell, Wanda L. Laughlin, and Sean C. Rider, and published by the Horticultural Sciences Department, December 2015. HS1274/HS1274: Water and Nutrient Management Guidelines for Greenhouse Hydroponic Vegetable Production in Florida (ufl.edu

    Water and Nutrient Management Guidelines for Greenhouse Hydroponic Vegetable Production in Florida

    No full text
    Many small farms are implementing greenhouse hydroponic systems. Perhaps the most challenging aspect of crop management for smaller growers is the control of water and nutrient delivery in a soilless media system. This 7-page fact sheet focuses on relatively inexpensive strategies to help small growers know both when to start irrigation events and how long to run a single event when growing in soilless media. Written by Robert C. Hochmuth, Natalie B. Parkell, Wanda L. Laughlin, and Sean C. Rider, and published by the Horticultural Sciences Department, December 2015. HS1274/HS1274: Water and Nutrient Management Guidelines for Greenhouse Hydroponic Vegetable Production in Florida (ufl.edu

    Identification of autophosphorylation sites in eukaryotic elongation factor-2 kinase

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    eEF2K [eEF2 (eukaryotic elongation factor 2) kinase] phosphorylates and inactivates the translation elongation factor eEF2. eEF2K is not a member of the main eukaryotic protein kinase superfamily, but instead belongs to a small group of so-called ?-kinases. The activity of eEF2K is normally dependent upon Ca2+ and calmodulin. eEF2K has previously been shown to undergo autophosphorylation, the stoichiometry of which suggested the existence of multiple sites. In the present study we have identified several autophosphorylation sites, including Thr348, Thr353, Ser366 and Ser445, all of which are highly conserved among vertebrate eEF2Ks. We also identified a number of other sites, including Ser78, a known site of phosphorylation, and others, some of which are less well conserved. None of the sites lies in the catalytic domain, but three affect eEF2K activity. Mutation of Ser78, Thr348 and Ser366 to a non-phosphorylatable alanine residue decreased eEF2K activity. Phosphorylation of Thr348 was detected by immunoblotting after transfecting wild-type eEF2K into HEK (human embryonic kidney)-293 cells, but not after transfection with a kinase-inactive construct, confirming that this is indeed a site of autophosphorylation. Thr348 appears to be constitutively autophosphorylated in vitro. Interestingly, other recent data suggest that the corresponding residue in other ?-kinases is also autophosphorylated and contributes to the activation of these enzymes [Crawley, Gharaei, Ye, Yang, Raveh, London, Schueler-Furman, Jia and Cote (2011) J. Biol. Chem. 286, 2607-2616]. Ser366 phosphorylation was also detected in intact cells, but was still observed in the kinase-inactive construct, demonstrating that this site is phosphorylated not only autocatalytically but also in trans by other kinases

    Fruits of retirement: or Miscellaneous poems, moral and divine. Being some contemplations, letters, &c. written on variety of subjects and occasions. / By Mary Mollineux, late of Leverpool [sic], deceased. ; To which is prefixed, some account of the author. ; [Two lines from Exodus]

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    [40], 182 p. ; (16mo)Accounts of the author, in prose and verse, by Frances Owen, Tryal Rider and Henry Mollineux.Evans' entry for a 1730 edition printed at Philadelphia by Andrew Bradford (Evans 3322) is probably a ghost of the present edition. Cf. the advertisement in the Weekly Mercury, June 25, 1730.Errors in paging: p. 111, 137 misnumbered 11, 173

    Fruits of retirement: or, Miscellaneous poems, moral and divine. Being contemplations, letters, &c. Written on a variety of subjects and occasions. / By Mary Mollineux, late of Liverpool, deceased. ; To which is prefixed, some account of the author. ; [Two lines from Exodus]

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    [36], 142, [2] p. ; 17 cm. (12mo)Accounts of the author, in prose and verse, by Frances Owen, Tryal Rider and Henry Mollineux.Error in paging: p. 125 misnumbered 152."Upon silence. (Written by another hand.)"--p. 141-142, signed: W.A.Bookseller's advertisement, p. [143-144]

    Continuous and Step-level Pay-off Functions in Public Good Games: A Conceptual Analysis

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    Conflicts between individuals’ and collective interests are ubiquitous in social life. Numerous experimental studies have investigated the resolution of such conflicts using public good games with either continuous or step-level payoff functions. A conceptual analysis using both classic game theory and social exchange theory shows that these two types of games are fundamentally different. A continuous function game is a social dilemma in that it contains a conflict between individual and collective interests whereas a step-level game is primarily a social coordination game. Thus, we conclude that one can not safely generalize results from step-level to continuous form games. Additionally, our analysis shows that the distinction between continuous and single-step games can be blurred by segmenting a continuous function into steps or adding steps to a single-step game. We identify characteristics of the payoff function that conceptually mark the transition from a dilemma to a coordination problem.

    Collective Action in Plant Breeding

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    Olson (1965) formulated a "Logic of Collective Action". We investigate whether a logic of collective action in plant breeding - and research and development generally - can be constructed. Using a case study on the Latin American Fund for Irrigated Rice (FLAR) as well as other real-world institutions of collective action in R&D, we construct an expanded logic of collective action, which revolves around two core features: Impure public goods and the tragedy of the anticommons. Provisions of FLAR and other institutions are related to game theory and contract theory, and theoretical, methodological and policy implications are outlined.Institutional and Behavioral Economics,
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