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Monday, September 7, 2009

Comments on Blood Mixing and Transfusions

Type A (+) anti A serum: Fuchsia, or light reddish-pink color with precipitate (clumpy little white, gray particles floating around)
Type A (-) anti B serum: Orange-yellow color with no precipitate

Type B (-) anti A serum: Red- no precipitate
Type B (+) anti B serum: Yellow with precipitate (stringy looking piece, mostly in the center)

Type AB (+) anti A serum: Light blue with precipitate (little swirls and white specks)
Type AB (+) anti B serum: Yellow with precipitate (very small, mushy precipitate)

Type O (-) anti A & B serum: Orangish-Red with no precipitate


  • Negative Blood Type: No precipitate
  • Positive Blood Type: Precipitate
  • Refers to either the presence or absence of the RhD antigens compared to the presence or absence of the other antigens of the Rhesus system

http://en.wikipedia.org/wiki/Blood_type

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