The effects of chloride and boric acid on the epimerization of D-arabinose to D-ribose in aqueous solution using ammonium paramolybdate as catalyst was studied.

研究了在仲钼酸铵催化D-阿拉伯糖差向异构化为D-核糖的水相体系中，氯化物和硼酸助催化剂对反应的影响。

youdao

The mutant had entirely lost transketolase activity and could accumulate a large amount of D? ribose in the culture medium. The amount of D?

与亲株相比，该菌株完全丧失了转酮醇酶活性，能够在培养基中大量积累D 核糖。

youdao

By blocking these errant molecules, D-serine and poly ADP-ribose polymerase (PARP), researchers may be able to stop brain cells from dying while avoiding the toxic side effects that have plagued previous experimental treatments.

FORBES: Repairing The Brain

By blocking these errant molecules, called D-serine and poly ADP-ribose polymerase, known as PARP, researchers may be able to stop brain cells from dying, while avoiding the toxic side effects that have plagued previous experimental treatments.

FORBES: Repairing The Brain