A magnetoencephalography study reveals numerical zero relies on alternative cognitive representations to non-numerical absences in a perceptual detection task.
Carlos A Ramirez Carbo, Oihane Irazoki ... Beiyan Nan
The rod-shaped Gram-negative bacterium Myxococcus xanthus forms spherical spores by degrading its peptidoglycan cell wall using two mutually regulating enzymes.
Genetic and microscopic analyses reveal that spectraplakin is required for uniform plus end-in organization of neuronal dendritic microtubules and that it acts in a localized and developmentally transient fashion.