TOWARD A SEMIOTIC PYRAMID: LANGUAGE STUDIES, AI, AND KNOWLEDGE EXCHANGE ECONOMY


Micro-RNAs secreted through astrocyte-derived extracellular vesicles cause neuronal network degeneration in C9orf72 ALSResearch in context

Background: Astrocytes regulate neuronal function, synaptic formation and maintenance partly through secreted extracellular vesicles (EVs).In amyotrophic lateral sclerosis (ALS) astrocytes display a toxic phenotype that contributes to motor neuron (MN) degeneration.Methods: We used human induced astrocytes (iAstrocytes) from 3 ALS patients carrying

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Peripheral, central and behavioral responses to the cuticular pheromone bouquet in Drosophila melanogaster males.

Pheromonal communication is crucial with regard to mate choice in many animals including insects.Drosophila melanogaster flies produce a pheromonal bouquet with many cuticular hydrocarbons some of which diverge between the sexes and differently affect male courtship behavior.Cuticular pheromones have a relatively high weight and are thought to be -

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