How do MN antigens differ in their biochemical protein structure?

  Which of the follow is NOT considered in the preparation of Rh immune globulin?

Which of the following distinguishes the recessive LuLu gene from the dominant In(Lu) gene?

What may be added to samples from patients taking heparin to induce clotting?

Why was U antigen included in the MNSs blood group system?

A patient was phenotyped for the presence of Lewis antigens (Lea and Leb). A 3+ reaction was observed when patient cells were incubated with anti-Lea. No reaction was observed with anti-Leb. Based on these results, the patient’s phenotype is _____________ and the patient is a ____________ of ABH substances.

Within what time after collection of whole blood must RBCs be separated from whole blood in order for platelet and plasma components to be prepared?

A hydrocarbon molecule is considered to be saturated if the molecule contains

A plasma inhibition study was performed on a patient whose serum sample reacted +/– on all panel cells at AHG. Three sets of A, B, C tubes were set up according to the following scheme:Tube A had 2 drops of patient serum and 1 drop of Ch(a+) Rg(a-) plasma.Tube B had 2 drops of patient serum and 1 drop of Ch(a– Rg(a+) plasma.Tube C had 2 drops of patient serum and 1 drop of Ch(a+) Rg(a+) plasma.Screening cells were added in triplicate and incubated for 60 minutes at 37°C. The antiglobulin test was performed. All three A tubes reacted at 2+, and the B and C tubes were negative. What antibody is indicated?

Which tests must be performed on the donor sample?