blood typing problems

[Agnieszka Szczepek]

On 16 Feb 1995 dkatz at doane.edu wrote:

> The students both typed out as B+, Rh+ with the lectins, but neither
> one had any B+ reaction from the antisera.  The Rh did show as +.
> 
> Can anyone suggest what might have happened - yes, I am considering
> sending them to the hospital for typing there (if they still do it
> in our tiny town).
> DKatz at Doane.edu
> 
The precipitation reaction happens only if there is an equilibrium 
between the antigen and the antibody. Maybe there was too few or too many 
red blood cells in the assay???

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Agnieszka J. Szczepek
Dept. Experimental Oncology
#2307, CCI, 11560 University Avenue, University of Alberta
Edmonton, AB, T6G 1Z2, Canada
tel.:(403) 492-4722/ 492-5311  
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