Fuente: WIPO "tomato" The present invention is in the technical field of synthetic biology, metabolic engineering and cell cultivation. The present invention describes methods for the production of a compound comprising N-acetylglucosamine-beta-1,6-galactose-beta-1,4-Z1-Z2-R, wherein Z1 is glucose or N-acetylglucosamine (GlcNAc), wherein Z2 is absent or is a saccharide, and wherein R is absent or is selected from the list consisting of a peptide, a protein and a lipid. The invention further describes a cell that is capable to produce said compound.