in 7 families with primarily premenopausal breast cancer and ( in 5 families ) ovarian cancer , a dominant susceptibility allele may be linked to the genetic marker glutamicpyruvic transaminase or alanine aminotransferase ( gpt ; lod score 1.95 at zero recombination ) .
C0002594
transaminase
C0001899
alanine aminotransferase