The ‘Getting Started’ section is like the quick-start guide for a new gadget. It gives you the most important first steps, ...

Epithelial cells have an apical–basolateral axis of polarity, which is required for epithelial functions including barrier formation, vectorial ion transport and sensory perception. Here we review ...

Waveguide-enhanced Raman spectroscopy utilizes electromagnetic enhancements at waveguide surfaces to improve Raman signal intensity. This Primer discusses laser selection, waveguide design, light ...