Mit Blick auf das Medienhandeln Jugendlicher, sich als digital, online und sozial beschreiben lässt, nimmt der Beitrag aus einer sozialisationstheoretischen Perspektive die Erfahrungen in den Blick, Jugendliche im Kontext medienvermittelter (Online-)Kommunikation mit (wert-)verletzendem Handeln machen versteht dabei ihr moralisches Denken, Fühlen Ausgangspunkt Auseinandersetzung. Vor diesem Hin...

n page 1133, Bao et al. demonstrate that a neuronal growth factor signals to neighboring cells while also communicating back to the nucleus of its own cell. This two-way signaling is necessary to maintain neuronal survival. In the forward direction , either a soluble or membrane-bound form of the Nrg-1 growth factor activates erbB receptor tyrosine kinases on a variety of adjacent cells. The Nr...

For those of us that generally live in the world of syntax, semantic proof techniques such as realizability or logical relations/parametricity sometimes feel like magic. Why do they work? At which point in the proof is “the real work” done? Bernardy and Lasson [4] express realizability and parametricity models as syntactic models – but the abstraction/adequacy theorems are still explained as me...