Browsing by Title

Now showing items 10316-10335 of 91813

    • Bipolar plasma membrane distribution of phosphoinositides and their requirement for auxin-mediated cell ... 
      Tejos, Ricardo; Sauer, Michael; Vanneste, Steffen; Palacios-Gomez, Miriam; Li, Hongjiang; Heilmann, Mareike; van Wijk, Ringo; Vermeer, Joop E.M.; Heilmann, Ingo; Munnik, Teun; Friml, Jiří (American Society of Plant Biologists, 2014)
      Cell polarity manifested by asymmetric distribution of cargoes, such as receptors and transporters, within the plasma membrane (PM) is crucial for essential functions in multicellular organisms. In plants, cell polarity ...
    • Bird embryos uncover homology and evolution of the dinosaur ankle 
      Ossa Fuentes, Luis; Mpodozis Marín, Jorge; Vargas Milne, Alexander (Nature, 2015)
      The anklebone (astragalus) of dinosaurs presents a characteristic upward projection, the 'ascending process' (ASC). The ASC is present in modern birds, but develops a separate ossification centre, and projects from the ...
    • Bird quake! : producto para facilitar la ubicación de vías de evacuación y zonas de seguridad en caso de terremoto 
      Olea Castro, Daniel (Universidad de Chile, 2019)
      Birquake surge de la necesidad de concebir un producto pensado en el hogar para hacer frente a las amenazas permanentes mas reconocida en el país. Los terremotos pueden ocurrir en cualquier momento y mas que avisar ...
    • Bird-friendly wine country through diversified vineyards 
      Muñoz Sáez, Andrés; Kitzes, Justin; Merenlender, Adina M. (Wiley, 2020)
      Vinecology, the integration of ecological and viticultural practices, focuses on the working landscapes of the Mediterranean-climate biomes to make wine-grape production compatible with species conservation. We examined ...
    • Bird-habitat relationships in a vegetational gradient in the andes of central Chile 
      Estades Marfán, Cristián (University of California Press, 1997)
      An unusual pattern has been described in Patagonian forests, where bird species diversity seems to be inversely correlated with vegetation complexity. To test the occurrence of this pattern in the northern Nothofagus forests ...
    • Birds in coastal wetlands of Chile 
      Estades Marfán, Cristián; Vukasovic, María Angélica; Aguirre, Juan (Springer International Publishing, 2017)
      Between the extreme north of Chile and the island of Chiloe, there are approximately 300 coastal wetlands. Among them, there are estuaries where the larg-est waterfowl populations are concentrated, due to their ...
    • Birefringent light propagation on anisotropic cosmological backgrounds 
      Asenjo, Felipe A.; Hojman Guiñerman, Sergio (American Physical Society, 2017)
      Exact electromagnetic wave solutions to Maxwell equations on anisotropic Bianchi I cosmological spacetime backgrounds are studied. The waves evolving on Bianchi I spacetimes exhibit birefringence (associated with linear ...
    • Birrepresentations in a locally nilpotent variety 
      Arenas Carmona, Manuel Camilo; Labra Jeldres, Alicia (Universidad Católica del Norte, 2014)
      It is known that commutative algebras satisfying the identity of degree four ((yx)x)x +γy((xx)x) = 0, with γ in the field and γ 6= −1 are locally nilpotent. In this paper we study the birrepresentations of an algebra A ...
    • Birth spacing: collaborative study of eight state maternities Espaciamiento intergenésico: estudio colaborativo ... 
      Vargas Consuegra, Leandro Vargas; Thomas,; Méndez,; Dazzarola,; Melo,; Núñez,; Calvo,; Valderrama,; Montt, (1991)
      We collected data con 2,434 deliveries of live newborns (1.5% of the total for the country) in 8 state supported maternity wards of urban areas in Chile. First children, stillbirths and twins were excluded. Proportion of ...
    • Birth weight and later nutritional status, cognitive development and job status: A critical revision Peso ... 
      Villegas, S.; Ivanovic, R.; Pérez, H.; Almagià, A.; Urrutia, M. S.; Del, M.; Larraín, C.; Ivanovic, D. (2009)
      The impact of prenatal nutritional status, assessed through birth weight (BW) and their effects in the short, medium and long-term on nutritional status, cognitive development and job status in the adult life, has been a ...
    • Birth weight and obesity risk at first grade in a cohort of Chilean children 
      Loaiza, S.; Coustasse, A.; Urrutia Rojas, X.; Atalah Samur, Eduardo (AULA MEDICA EDICIONES, 2011-02)
      The purpose of the study was to determine the association of birth weight as a risk factor for obesity at first grade in a cohort of elementary school Chilean children. Height and weight at birth and follow up measurements ...
    • Birth weight in offspring of mothers with polycystic ovarian syndrome 
      Sir Petermann, Lidia; Hitchsfeld, Catalina; Maliqueo Yevilao, Manuel; Codner Dujovne, Ethel; Echiburú López, Bárbara; Gazitúa Pepper, Raimundo; Recabarren, Sergio E.; Cassorla Goluboff, Fernando (OXFORD UNIV PRESS, GREAT CLARENDON ST, 2005-08)
      BACKGROUND: A relationship between reduced fetal growth and the polycystic ovary syndrome (PCOS) has been proposed in girls with PCOS. However, the birth weight in the offspring of PCOS mothers has not been systematically ...
    • Birth weigth, weight gain and obesity among children in Uruguay; a prospective study since birth 
      Pereyra, Isabel; Gómez Ayora, Andrea Ximena; Jaramillo Maureira, Karina Andrea; Ferreira, Augusto (Sociedade de Pediatria de Sao Paulo, Brasil, 2021)
      Objective: To examine the effect of birth weight and subsequent weight gain on children being overweight and obese in serial assessments of Uruguayan children living at urban areas. Methods: We used secondary data of ...
    • Bis(1,10-phenanthroline-N,N′)copper(II) tetrathionate and tris(1,10-phenanthroline-N,N′)copper(II) tetrathionate ... 
      Freire, Eleonora; Baggio, Sergio; Baggio, Ricardo; Garland, María Teresa (Blackwell Munksgaard, 1998)
      © 1998 International Union of Crystallography The structures of [Cu(C12H8N2)2(S4O 6)], (I), and [Cu(C12H8N2)3](S4O 6).5H2O, (II), are reported. Compound (I) consists of infinite polymeric chains where copper displays a ...
    • Bis(2,6-diamino-1H-purin-3-ium) di-mu-croconato-kappa(3) O,O ':O '';kappa(3) O:O ',O ''-bis[tetraaqua(cro ... 
      Atria Salas, Ana María; Morel, Mauricio; Garland, María Teresa; Baggio, Ricardo (WILEY-BLACKWELL PUBLISHING, 2011-01)
      The structure of the ionic title compound, (C(5)H(7)N(6))(2)[Nd(2)(C(5)O(5))(4)(H(2)O)(8)], consists of anionic dimers built around an inversion centre and is made up of an NdIII cation, two croconate (croco) dianions and ...
    • Bis(3,5-dibromo-N-o-tolylsalicylaldiminato)copper(ll) 
      Manríquez Castro, Víctor; Costamagna, J.; Vargas, J.; Von Schnering, H. G.; Paters, K. (1990-01-30)
      [Cu(C~4H~oBr2NO)2], Mr=799.6, monoclinic, P2~/n, a=17.866(5), b=21-963(6), c = 14.128 (4) A, ,8 = 93"16 (2) ° V = 5535 (2) A 3, Z= 8, Dx =l'919Mgm -3, /z=6.54mm -~, A(MoKa) = 0-71069 A, F(000) = 3096, T= 293 K, final R ...
    • Bis(acetonitrile-N)(o-benzoquinone diimine-N,N′)-trans-bis(triphenyl-phosphine-P)ruthenium(II) bis(hexa-f ... 
      Venegas Yazigi, Diego; Mirza, Hameed; Lever, A. B.P.; Lough, Alan J.; Costamagna, Juan; Latorre, Ramón (International Union of Crystallography, 2000)
      © 2000 International Union of Crystallography.The title complex, [Ru(C2H3N)2(C6H6N2)(C18H15P)2](PF6)2.-CH4O, is the third of a series of ruthenium complexes containing two triphenylphosphine groups in a trans arrangement, ...
    • Bis(N-isopropyl-5-bromosalicylaldiminato)nickel(ll) 
      Manríquez Castro, Víctor; Vargas, J.; Costamagna, J.; Von Schnering, H. G.; Peters, K. (1990)
      Bis[4-bromo-2-(isopropyliminomethyl)- phenolato]nickel(II), [Ni(CIoH]IBrNO)2], M, = 540.90, triclinic, Pi, a = 8.789 (6), b = 10.203 (7), c = 6.075 (4) A, a=103.92(5), /3=80-23(5), y= 110.21 (5) °, V = 493-9 (6)/~ 3, ...
    • [Bis-dimethylaminomethylphenyl)methyl-silanol-N,O]dibromocobalt(II) 
      Baggio, Ricardo; Garland, María Teresa; Manzur Saffie, Jorge; Spodine Spiridonova, Evgenia (International Union of Crystallography, 1995)
      The CoII atom in the title complex. [CoBr2(C19H28N2O-Si)], has a tetrahedral environment and is coordinated to bis(o-dimethylaminomethylphenyl)methylsilanol in a bidenate fashion and to two Br anions
    • Bis[(acetato-kappa O-2,O ')bis(4,4 '-dimethyl-2,2 '-bipyridyl-N,N ')zinc(II)] trithionate pentahydrate 
      Díaz de Vivar, Enriqueta; Baggio, Sergio; Garland, María Teresa; Baggio, Ricardo (BLACKWELL PUBLISHING, 2005-06)
      The title ionic zinc - acetate complex, [Zn(C2H3O2)(C12H12N2) (2)](2)(S3O6) center dot 5H(2)O, contains a ZnN4O2 nucleus provided by the three bidentate ligands acting in a chelating mode. The trithionate unit, in turn, ...