Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Esther Keller"'
Autor:
Patrick Turko, Piet Spaak, Justyna Wolinska, Barbara Keller, Nadine Tardent, Christoph Tellenbach, Esther Keller
Publikováno v:
Evolution. 72:619-629
According to the Red Queen hypothesis, clonal diversity in asexual populations could be maintained by negative frequency-dependant selection by coevolving parasites. If common clones are selected against and rare clones gain a concomitant advantage,
Autor:
Patrick, Turko, Christoph, Tellenbach, Esther, Keller, Nadine, Tardent, Barbara, Keller, Piet, Spaak, Justyna, Wolinska
Publikováno v:
Evolution; international journal of organic evolution. 72(3)
According to the Red Queen hypothesis, clonal diversity in asexual populations could be maintained by negative frequency-dependant selection by coevolving parasites. If common clones are selected against and rare clones gain a concomitant advantage,
Autor:
Hans-Peter Schreiber, Esther Keller
Im Spannungsfeld zwischen Gesetz und ethischer Überzeugung. Alles begann mit einer revolutionären Bewegung: Eine Gruppe engagierter Basler Bürger leistete entschieden Widerstand gegen die repressive Drogenpolitik der siebziger und achtziger Jahre.
Autor:
Dörte Carstens, Francisco Vazquez, Krista E. Köllner, Helmut Bürgmann, Esther Keller, Carsten J. Schubert, Josef Zeyer
Publikováno v:
Applied and Environmental Microbiology
Chitin, which is a biopolymer of the amino sugar glucosamine (GlcN), is highly abundant in aquatic ecosystems, and its degradation is assigned a key role in the recycling of carbon and nitrogen. In order to study the significance of chitin decomposit
Autor:
Esther Keller, Daniel Haensse, Martin Wolf, Hans Ulrich Bucher, Jörg Ersch, Gabriele Schulz, Jean-Claude Fauchère
Publikováno v:
The Journal of Pediatrics. 156:372-376
Objective In view of growing concerns regarding the optimal supplementation of oxygen at birth, we measured cerebral oxygenation during the first minutes of life. Study design Using near-infrared spectroscopy, changes in cerebral oxygenated hemoglobi
Autor:
Jean-Claude Fauchère, Hans Ulrich Bucher, Daniel Haensse, Esther Keller, Romaine Arlettaz, Gabriele Schulz
Publikováno v:
Pediatrics. 111:e73-e76
Objective. Blood sampling from an umbilical artery catheter (UAC) placed in a high position (thoracal 6–9) has the potential to produce clinically significant changes in cerebral blood flow and, thereby, in cerebral oxygenation. This may contribute