Assertion: alkaptonuria | /r/HasSubevent | hga accumulation
Facets:
value: at 2000 times the normal rate
type: OTHER
value: in the urine
type: LOCATION
value: in excretion
type: MANNER
Source sentences:
text: Alkaptonuria (AKU) is a rare autosomal recessive aminoacidopathy of the phenylalanine/tyrosine metabolism that consists in the absence of the homogentisic acid (HGA) 1,2-dioxidase, resulting in HGA accumulation in the body and excretion of this in the urine.  
text: Therefore, Alkaptonuria results in the accumulation of HGA at 2000 times the normal rate.