The absence of a B allele in acquired B blood group phenotype confirmed by a DNA based genotyping method.

doi:10.1136/jcp.49.2.180

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Article

The absence of a B allele in acquired B blood group phenotype confirmed by a DNA based genotyping method.

Journal of clinical pathology - 1 Feb 1996

Yip S P, Choy W L, Chan C W, Choi C H

Abstract excerpt

A case of an 87 year old woman with carcinomatous sigmoid colon, found to be of group A1 with acquired B status, is reported. The acquired B phenotype was confirmed by the absence of a B allele in the patient using denaturing gradient gel electrophoresis of a DNA fragment amplified from the ABO l...

Topics

ABO Blood-Group System
Aged
Aged, 80 and over
Alleles
Female
Genotype
Humans
Phenotype
Polymerase Chain Reaction
Sigmoid Neoplasms

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