Lewis a (Lea) hexaose / Lacto-N-difucohexaose II (LNDFH II) grafted on gel for affinity chromatography (Linker-GEL A)
Lewis a (Lea) hexaose / Lacto-N-difucohexaose II (LNDFH II) grafted on gel for affinity chromatography (Linker-GEL B)