Brain capillary endothelial cells forming the bloodâbrain barrier are polarised and possess distinct transport proteins in the luminal and abluminal plasma membranes. This illustration depicts a model describing some of these transporters.
metalanguage. A language used to describe another language.
neggingnoun [ U ] /neÉ¡.ÉªÅ/ /neÉ¡.ÉªÅ/ informal. âº the practice of making negative or slightly insulting comments to someone you find attractive in order to make them take an interest in you. (Definition of âneggingâ from the Cambridge Advanced Learner's Dictionary & Thesaurus Â© Cambridge University Press)