https://www.elicityl-oligotech.com/b-antigens-grafted-on-paa-with-fluorescein/6138-blood-group-b-antigen-pentaose-type-2-grafted-on-polyacrylamide-paa-with-fluorescein.html
Blood group B antigen pentaose type 2 grafted on polyacrylamide (PAA) with fluorescein