Anti-Haemoglobin Serum 12. Mrs. Mann asked the Secretary of State for Scotland if he is satisfied that surgeons operating on haemophiliacs in Scotland are fully informed on, and have accessible supplies of, anti-haemoglobin serum for the treatment of patients during emergencies. Commander Galbraith Yes, Sir; I am, however, informed that fresh blood would usually be preferable to the serum in such circumstances.