Blood-typing letters, and a hint to the "transfusions" in this puzzle

Let's find possible answers to "Blood-typing letters, and a hint to the "transfusions" in this puzzle" crossword clue. First of all, we will look for a few extra hints for this entry: Blood-typing letters, and a hint to the "transfusions" in this puzzle. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.