See Also: Rothera's nitroprusside test(medicine)
O-antigen depolymerase(medicine)
Rothera, Arthur(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
depolymerase(medicine)
bacteriophage 2 depolymerase(medicine)
nitroprusside(medicine)
nitroprusside(dictionary)
polymannuronic acid depolymerase(medicine)
polysialic acid depolymerase(medicine)

Rothera's nitroprusside test (medicine) and O-antigen depolymerase (medicine)


Rothera's nitroprusside test (medicine)


Rothera's nitroprusside test


A test for ketone bodies; 5 ml of fresh urine are saturated with solid ammonium sulfate and mixed with 10 drops of freshly prepared 2% sodium nitroprusside solution, which is then mixed with 10 drops of concentrated ammonia water and allowed to stand for 15 min; the presence of acetoacetic acid, or of larger concentrations of acetone, is indicated by the development of a blue-purple colour.


O-antigen depolymerase (medicine)


O-antigen depolymerase
<enzyme> Cleaves surface o-polysaccharide (o-antigen)of salmonella anatum

Registry number: EC 3.2.1.-