Golgi thought that these intracellular membranes ... where they end up in the lumen, the internal cavity, where they are then packaged for vesicular release from the cell. The hormones insulin ...

Biosynthesis of N-linked glycans is initiated in the lumen of the endoplasmic reticulum ... and glycosyltransferases in the ER and the Golgi apparatus, and typically fall into either high ...