Low activity of patient plasma butyrylcholinesterase with butyrylthiocholine ( BTC ) and benzoylcholine , and values of dibucaine and fluoride numbers fit with heterozygous atypical silent genotype .
O O O B-OrganismTaxon O B-GeneOrGeneProduct O B-ChemicalEntity O B-ChemicalEntity O O B-ChemicalEntity O O O O B-ChemicalEntity O B-ChemicalEntity O O O O O O O O