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1M. G. Aartsen ; R. Abbasi ; Y. Abdou ; M. Ackermann ; J. Adams ; J. A. Aguilar ; M. Ahlers ; D. Altmann ; J. Auffenberg ; X. Bai ; M. Baker ; S. W. Barwick ; V. Baum ; R. Bay ; J. J. Beatty ; S. Bechet ; J. Becker Tjus ; K. H. Becker ; M. L. Benabderrahmane ; S. BenZvi ; P. Berghaus ; D. Berley ; E. Bernardini ; A. Bernhard ; D. Bertrand ; D. Z. Besson ; G. Binder ; D. Bindig ; M. Bissok ; E. Blaufuss ; J. Blumenthal ; D. J. Boersma ; S. Bohaichuk ; C. Bohm ; D. Bose ; S. Boser ; O. Botner ; L. Brayeur ; H. P. Bretz ; A. M. Brown ; R. Bruijn ; J. Brunner ; M. Carson ; J. Casey ; M. Casier ; D. Chirkin ; A. Christov ; B. Christy ; K. Clark ; F. Clevermann ; S. Coenders ; S. Cohen ; D. F. Cowen ; A. H. Cruz Silva ; M. Danninger ; J. Daughhetee ; J. C. Davis ; M. Day ; C. De Clercq ; S. De Ridder ; P. Desiati ; K. D. de Vries ; M. de With ; T. DeYoung ; J. C. Diaz-Velez ; M. Dunkman ; R. Eagan ; B. Eberhardt ; B. Eichmann ; J. Eisch ; R. W. Ellsworth ; S. Euler ; P. A. Evenson ; O. Fadiran ; A. R. Fazely ; A. Fedynitch ; J. Feintzeig ; T. Feusels ; K. Filimonov ; C. Finley ; T. Fischer-Wasels ; S. Flis ; A. Franckowiak ; K. Frantzen ; T. Fuchs ; T. K. Gaisser ; J. Gallagher ; L. Gerhardt ; L. Gladstone ; T. Glusenkamp ; A. Goldschmidt ; G. Golup ; J. G. Gonzalez ; J. A. Goodman ; D. Gora ; D. T. Grandmont ; D. Grant ; A. Gross ; C. Ha ; A. Haj Ismail ; P. Hallen ; A. Hallgren ; F. Halzen ; K. Hanson ; D. Heereman ; D. Heinen ; K. Helbing ; R. Hellauer ; S. Hickford ; G. C. Hill ; K. D. Hoffman ; R. Hoffmann ; A. Homeier ; K. Hoshina ; W. Huelsnitz ; P. O. Hulth ; K. Hultqvist ; S. Hussain ; A. Ishihara ; E. Jacobi ; J. Jacobsen ; K. Jagielski ; G. S. Japaridze ; K. Jero ; O. Jlelati ; B. Kaminsky ; A. Kappes ; T. Karg ; A. Karle ; J. L. Kelley ; J. Kiryluk ; J. Klas ; S. R. Klein ; J. H. Kohne ; G. Kohnen ; H. Kolanoski ; L. Kopke ; C. Kopper ; S. Kopper ; D. J. Koskinen ; M. Kowalski ; M. Krasberg ; K. Krings ; G. Kroll ; J. Kunnen ; N. Kurahashi ; T. Kuwabara ; M. Labare ; H. Landsman ; M. J. Larson ; M. Lesiak-Bzdak ; M. Leuermann ; J. Leute ; J. Lunemann ; J. Madsen ; G. Maggi ; R. Maruyama ; K. Mase ; H. S. Matis ; F. McNally ; K. Meagher ; M. Merck ; T. Meures ; S. Miarecki ; E. Middell ; N. Milke ; J. Miller ; L. Mohrmann ; T. Montaruli ; R. Morse ; R. Nahnhauer ; U. Naumann ; H. Niederhausen ; S. C. Nowicki ; D. R. Nygren ; A. Obertacke ; S. Odrowski ; A. Olivas ; A. O'Murchadha ; L. Paul ; J. A. Pepper ; C. Perez de los Heros ; C. Pfendner ; D. Pieloth ; E. Pinat ; J. Posselt ; P. B. Price ; G. T. Przybylski ; L. Radel ; M. Rameez ; K. Rawlins ; P. Redl ; R. Reimann ; E. Resconi ; W. Rhode ; M. Ribordy ; M. Richman ; B. Riedel ; J. P. Rodrigues ; C. Rott ; T. Ruhe ; B. Ruzybayev ; D. Ryckbosch ; S. M. Saba ; T. Salameh ; H. G. Sander ; M. Santander ; S. Sarkar ; K. Schatto ; F. Scheriau ; T. Schmidt ; M. Schmitz ; S. Schoenen ; S. Schoneberg ; A. Schonwald ; A. Schukraft ; L. Schulte ; O. Schulz ; D. Seckel ; Y. Sestayo ; S. Seunarine ; R. Shanidze ; C. Sheremata ; M. W. Smith ; D. Soldin ; G. M. Spiczak ; C. Spiering ; M. Stamatikos ; T. Stanev ; A. Stasik ; T. Stezelberger ; R. G. Stokstad ; A. Stossl ; E. A. Strahler ; R. Strom ; G. W. Sullivan ; H. Taavola ; I. Taboada ; A. Tamburro ; A. Tepe ; S. Ter-Antonyan ; G. Tesic ; S. Tilav ; P. A. Toale ; S. Toscano ; E. Unger ; M. Usner ; N. van Eijndhoven ; A. Van Overloop ; J. van Santen ; M. Vehring ; M. Voge ; M. Vraeghe ; C. Walck ; T. Waldenmaier ; M. Wallraff ; C. Weaver ; M. Wellons ; C. Wendt ; S. Westerhoff ; N. Whitehorn ; K. Wiebe ; C. H. Wiebusch ; D. R. Williams ; H. Wissing ; M. Wolf ; T. R. Wood ; K. Woschnagg ; D. L. Xu ; X. W. Xu ; J. P. Yanez ; G. Yodh ; S. Yoshida ; P. Zarzhitsky ; J. Ziemann ; S. Zierke ; M. Zoll
American Association for the Advancement of Science (AAAS)
Published 2013Staff ViewPublication Date: 2013-11-23Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsPublished by: -
2Staff View
Publication Date: 2018-08-17Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyGeosciencesComputer ScienceMedicineNatural Sciences in GeneralPhysicsKeywords: Botany, Ecology, Online OnlyPublished by: -
3Staff View
ISSN: 0006-291XSource: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002Topics: BiologyChemistry and PharmacologyPhysicsType of Medium: Electronic ResourceURL: -
4Staff View
ISSN: 1432-1289Keywords: Schlüsselwörter Cor pulmonale ; chirurgische Therapie ; pulmonale Hypertension ; Therapie ; Thrombendarterektomie ; LungenembolieSource: Springer Online Journal Archives 1860-2000Topics: MedicineNotes: Zum Thema Chirurgische Maßnahmen stellen die ultima ratio in der Behandlung der Cor pulmonale in fortgeschrittenem Stadium dar: beidseitige Lungentransplantation, kombinierte Herz- und Lungentransplantation sowie pulmonale Thrombendarterektomie. Die Transplantation thorakaler Organe kommt seit Beginn der 80er Jahre mit immer besseren Ergebnissen zum Einsatz, was wesentlich auf die Anwendung von Cyclosporin als Immunsuppressivum zurückzuführen ist. In dieser Übersicht wird im Hinblick auf die verschiedenen Operationsverfahren über die Indikationen, die nicht wenigen Kontraindikationen, die jeweils notwendige Diagnostik, die operativen Techniken und die Langzeitergebnisse berichtet. Werden vor allem die Kontraindikationen sorgfältig beachtet und wird nur ein selektiertes Krankengut operiert, dann darf man erwarten, daß durch ständig verbesserte Operationsverfahren und Immunsuppression die operative Therapie der pulmonalen Hypertension und des Cor pulmonale eine große Zukunft hat. Hoffentlich wird auch hier kein Engpaß bestehen, wenn wie bei anderen Organtransplantationen nicht genügend Spenderorgane zur Verfügung stehen.Type of Medium: Electronic ResourceURL: -
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ISSN: 1432-0762Keywords: Key wordsFalco sparverius ; Hatching asynchrony Food supply ; Brood reduction ; American kestrel nestling growthSource: Springer Online Journal Archives 1860-2000Topics: BiologyNotes: Abstract Food supply and hatching asynchrony were manipulated for 90 broods of American kestrels (Falco sparverius) during 1989–1991. We measured the growth and mortality of nestlings within four treatment groups (asynchronous, synchronous, food-supplemented, unsupplemented) to test the brood reduction hypothesis of Lack (1947, 1954). Fledging success did not differ between synchronous and asynchronous broods when food was poor but consistent with the brood reduction hypothesis, nestlings died at a younger age in asynchronous broods. When food was supplemented, mortality did not occur in the synchronous broods but youngest nestlings still died in asynchronous nests despite apparently adequate food for the brood. Oldest nestlings in asynchronous broods fledged with a greater mass than their younger siblings, also consistent with Lack’s hypothesis. Average nestling quality in synchronous broods was very dependent on food levels. Synchronous young that were supplemented were, on average, the heaviest of any treatment group but young from unsupplemented synchronous broods were the lightest. Overall, patterns of mortality and growth for kestrels support the brood reduction hypothesis when food is limited, but not when it is abundant. This food-dependent benefit of asynchrony in the nestling period is a prerequisite for facultatively adjusted hatching spans during laying.Type of Medium: Electronic ResourceURL: -
6Staff View
ISSN: 1432-0762Keywords: Falco sparverius ; Hatching asynchrony Food supply ; Brood reduction ; American kestrel nestling growthSource: Springer Online Journal Archives 1860-2000Topics: BiologyNotes: Abstract Food supply and hatching asynchrony were manipulated for 90 broods of American kestrels (Falco sparverius) during 1989–1991. We measured the growth and mortality of nestlings within four treatment groups (asynchronous, synchronous, food-supplemented, unsupplemented) to test the brood reduction hypothesis of Lack (1947, 1954). Fledging success did not differ between synchronous and asynchronous broods when food was poor but consistent with the brood reduction hypothesis, nestlings died at a younger age in asynchronous broods. When food was supplemented, mortality did not occur in the synchronous broods but youngest nestlings still died in asynchronous nests despite apparently adequate food for the brood. Oldest nestlings in asynchronous broods fledged with a greater mass than their younger siblings, also consistent with Lack's hypothesis. Average nestling quality in synchronous broods was very dependent on food levels. Synchronous young that were supplemented were, on average, the heaviest of any treatment group but young from unsupplemented synchronous broods were the lightest. Overall, patterns of mortality and growth for kestrels support the brood reduction hypothesis when food is limited, but not when it is abundant. This food-dependent benefit of asynchrony in the nestling period is a prerequisite for facultatively adjusted hatching spans during laying.Type of Medium: Electronic ResourceURL: -
7Staff View
ISSN: 1432-0762Keywords: Keywords Incubation behavior ; Birds ; Clutch size ; Reproductive investment ; Body conditionSource: Springer Online Journal Archives 1860-2000Topics: BiologyNotes: Abstract Reproduction in birds requires the input of time and energy during discrete breeding phases leading to investment trade-offs between laying date, clutch size, body mass, and incubation constancy. We investigated costs during incubation by experimentally enlarging 25 clutches of white-tailed ptarmigan Lagopus leucurus. The experiment was conducted in 2 years, one with harsh weather that forced a natural delay in reproduction. When forced to delay egg-laying, females began incubation with poorer body condition and foraged more during incubation. Rates of mass loss during incubation were not affected by clutch enlargement, and did not differ between harsh and benign years; however, females that were heavier at the start of incubation lost more mass than lighter females. Clutch-enlarged females had reduced nest attendance compared to control birds in both years and incubation periods increased by up to 2 days relative to controls. In the harsh year, there was a trend for clutch-enlarged females to have lower nest success, but there was no effect on overwinter survival. Different behavioral responses by females in the 2 years showed that incubation costs may depend on other factors such as female quality, food supply, or weather conditions. Incubation is a dynamic period during which birds may adjust energy balances by varying body condition and food intake.Type of Medium: Electronic ResourceURL: