Sirtuine sind im gesamten Tierreich konservierte Histon/Protein-Deacetylasen, die lebensverlängernd und stressabwehrend wirken. Bei Säugern sind Sirtuine durch eine Familie von sieben Genen (Sirt1 - ...
Wenn sich Hybridsamen nicht entwickeln, liegt der Grund oft im Endosperm - einem Gewebe in Pflanzensamen, das den heranwachsenden Embryo mit Nährstoffen versorgt, ähnlich wie die Plazenta den Embryo ...
When hybrid seeds fail to develop, the reason often lies in the endosperm—a tissue in plant seeds that provides nutrients to the growing embryo, much like the placenta nourishes mammalian embryos.
The institutes differ greatly in their knowledge objectives and in their research methods. These range from interpretative, comparative procedures in law, history and the arts, to qualitative and ...
ICE, IC and EC trains go to Munich central station (Hauptbahnhof). From here take the subway lines "U4" (direction - Arabellapark) or "U5" (direction - Neuperlach Süd) to Odeonsplatz. Once above ...
Although enzymes are usually known for their specificity, many have the ability to act on multiple substrates, a property that may play a key role in the evolution of enzymes. However, these ...