cell-free extracts from several microorganisms , when prepared by methods originally devised for chlorella pyrenoidosa ( emerson strain 3 ) and incubated anaerobically with atp , mg ( 2+ ) , and 2 , 3-dimercaptopropan-1-ol , are capable of reducing sulfate- ( 35 ) s to thiosulfate .
C0038720
sulfate
C0039950
thiosulfate