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The goal of this study was to investigate the distribution of serotypes and clonal composition of Streptococcus pneumoniae isolates causing invasive pneumococcal disease (IPD) in Catalonia, before and after systematic introduction of PCV13.
A. Redin +20 more
doaj +1 more source
Emergence and Polyclonal Dissemination of OXA-244–Producing Escherichia coli, France
Since 2016, OXA-244–producing Escherichia coli has been increasingly isolated in France. We sequenced 97 OXA-244–producing E. coli isolates and found a wide diversity of sequence types and a high prevalence of sequence type 38.
Cecile Emeraud +5 more
doaj +1 more source
Phenotypic Variation in an Asexual-Sexual Fish System: Visual Lateralization
Sexual reproduction is nearly ubiquitous in the vertebrate world, yet its evolution and maintenance remain a conundrum due to the cost of males. Conversely, asexually reproducing species should enjoy a twofold population increase and thus replace sexual ...
Allison D. Connelly, Michael J. Ryan
doaj +1 more source
El objetivo de este trabajo es brindar información fisiológica relativa a las funciones, la disponibilidad, la economía y la deficiencia de boro en las plantas, con énfasis en la palma aceitera cultivada en Coto, Costa Rica.
Marco V. Gutiérrez-Soto +1 more
doaj +1 more source
The ecological plasticity of aphid populations is determined by their clonal and morphotypic diversity. Clones will be successful when the development of their component morphotypes is optimized.
Elena Gandrabur +4 more
doaj +1 more source
El objetivo de esta nota técnica es introducir el uso de WinRhizo® para el análisis cuantitativo de muestras del sistema radical de los cultivos en general y de la palma aceitera en particular. Se mencionan las características morfológicas, topológicas y
Marco V. Gutiérrez-Soto +2 more
doaj +1 more source
Evaluation of Adult Cottonwood Leaf Beetle, \u3ci\u3eChrysomela Scripta\u3c/i\u3e (Coleoptera: Chrysomelidae), Feeding Preference for Hybrid Poplars [PDF]
Foliage from the Leuce section of Populus was rejected for feeding by Chrysomela scripta adults in a choice test involving 12 hybrid poplar clones.
Benjamin, D. M +3 more
core +2 more sources
Dense poplar plantations as the raw material for the production of energy [PDF]
The higher heating value of wood and bark was determined for several poplar (Populus spp) clones. The study included the juvenile one year old plants of the following clones: P.×euramericana cl. ostia, P. nigra cl.53/86, P. deltoides cl.
Klašnja Bojana +4 more
doaj +1 more source
Introduction: Non-typhoidal Salmonella (NTS) contamination in poultry and poultry products is a major cause of food-borne disease in humans. This study presents the molecular epidemiology of NTS isolated from poultry in Senegal.
Michel M Dione +2 more
doaj +1 more source
Characterization of interstitial stem cells in hydra by cloning [PDF]
A procedure has been developed for cloning interstitial stem cells from hydra. Clones are prepared by introducing small numbers of viable cells into aggregates of nitrogen mustard-inactivated host tissue.
David, Charles N., Murphy, Susan
core +1 more source

