نتایج جستجو برای: the hunchback sparrow

تعداد نتایج: 16052956  

2013
Flavio Roberto Azevedo de Oliveira Luiz Alberto Piva e Mattos Alexandre Abizaid Andrea S. Abizaid J. Ribamar Costa Ricardo Costa Rodolfo Staico Roberto Botelho J. Eduardo Sousa Amanda Sousa

BACKGROUND Small vessels represent a risk factor for restenosis in percutaneous coronary angioplasty (PCA). The Sparrow® self-expanding drug-eluting stent, which has a lower profile than the current systems, has never been tested in this scenario. OBJECTIVES To evaluate the late effectiveness of the Sparrow® drug-eluting stent, regarding in-stent late lumen loss (LLL). METHODS Patients with...

Journal: :Blue Jay 1951

Journal: :Science 1885

Journal: :Science 2000
E A Wimmer A Carleton P Harjes T Turner C Desplan

The maternal determinant Bicoid (Bcd) represents the paradigm of a morphogen that provides positional information for pattern formation. However, as bicoid seems to be a recently acquired gene in flies, the question was raised as to how embryonic patterning is achieved in organisms with more ancestral modes of development. Because the phylogenetically conserved Hunchback (Hb) protein had previo...

2014
Cassandra N. Trier Jo S. Hermansen Glenn-Peter Sætre Richard I. Bailey

Studies of reproductive isolation between homoploid hybrid species and their parent species have rarely been carried out. Here we investigate reproductive barriers between a recently recognized hybrid bird species, the Italian sparrow Passer italiae and its parent species, the house sparrow P. domesticus and Spanish sparrow P. hispaniolensis. Reproductive barriers can be difficult to study in h...

2016
Abdelkrim Ait Belkacem Oliver Gast Heiko Stuckas David Canal Mario LoValvo Gabriele Giacalone Martin Päckert

A stabilized hybrid form of the house sparrow (Passer domesticus) and the Spanish sparrow (P. hispaniolensis) is known as Passer italiae from the Italian Peninsula and a few Mediterranean islands. The growing attention for the Italian hybrid sparrow and increasing knowledge on its biology and genetic constitution greatly contrast the complete lack of knowledge of the long-known phenotypical hyb...

2011
Adrian Balint Andreas Fröhlich Dave A. D. Tompkins Holger H. Hoos

SPARROW is a stochastic local search (SLS) solver for SAT formulae in CNF format [2]. It was named after the mascot of the German city of Ulm. SPARROW2011 is a variant of SPARROW that was developed for the 2011 SAT competition. The core SPARROW2011 algorithm is identical to SPARROW; it has been re-implemented in UBCSAT [9] and a mechanism has been added to automatically select optimized paramet...

2011
DOUGLAS W. MOCK P. L. SCHWAGMEYER

—We began our studies of House Sparrow (Passer domesticus) biparental care in the mid-1990s by applying the classic Margaret Morse Nice field technique of color-banding individuals. Over the ensuing summers, we slowly accumulated quantitative provisioning records for 100 broods, even as we commenced a series of experimental manipulations. Provisioning data showed parental fitness, as expressed ...

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