Summary
Based upon aberrant segregation of glutamate pyruvate-transaminase (GPT) and reduced enzyme activity on electrophoresis, seven new families with a GPT null allele were identified during genetic linkage analysis for a number of different traits.
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Crist M, Heckenlively JR, Field LL, Sparkes MC, Farson C, Spence MA, Sparkes RS (1983) Glutamate pyruvate transaminase null allele (GPTo) in the Navajo. (Submitted for publication)
Chen S-H, Giblett ER (1971) Polymorphism of soluble glutamicpyruvic transaminase: A new genetic marker in man. Science 173:148–149
Kompf J, Ritter H (1979) Polymorphism of alanine aminotransferase (E.C. 2.7.6.1): Common and rare alleles. Hum Genet 51:287–292
Mohrenweiser HW (1981) Frequency of enzyme deficiency variants in erythrocytes of newborn infants. Proc Natl Acad Sci (USA) 78:5046–5050
Olaisen B (1973) Atypical segregation of erythrocyte glutamic-pyruvic transaminase in a Norwegian family: evidence of a null allele. Hum Hered 23:595–602
Spielmann W, Kuhnl P, Rexrodt Ch, Hansel G (1973) Untersuchungen zum GPT-System unter besonderer Berücksichtigung des stummen Allels GPTo. Hum Genet 18:341–348
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Supported in part by grants MCH-927 and HD-04612 from the U.S. Public Health Service
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Sparkes, M.C., Crist, M. & Sparkes, R.S. Glutamate pyruvate transaminase null allele in seven new families. Hum Genet 65, 147–148 (1983). https://doi.org/10.1007/BF00286652
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DOI: https://doi.org/10.1007/BF00286652