缺少維生素\mathrm{B}^{\mathrm{B}}_{1}時會導致下列何種酶的活性降低？
\mathrm{B}^{\mathrm{B}}_{1}
Succinate dehydrogenase
Glucose 6-phosphate dehydrogenase
α-Ketoglutarate dehydrogenase
Transaldolase
