2个酰肼基团（HydrAzide）：具有高反应活性，可与醛基或酮基反应生成稳定的腙键（hydrazone bond），也可与羧基等发生反应。 2 ...

可与氨基（-NH₂）发生希夫碱反应（Schiff base reaction），形成稳定的亚胺键（-C=N-）。 可与酰肼基团（-NH-NH₂）反应，形成腙键（-C=N-NH-），该键在生理条件下稳定，但在酸性条件下可水解，适用于可控释放系统。 2.酰肼基团（-NH-NH₂）： 可与醛基或酮基反应 ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their ...

Hydrazide-hydrazones are a family of organic molecules containing the hydrazone functionality attached to a carbonyl group (−C=N−NH−CO). These molecules are extremely versatile and can be obtained ...

A team of researchers at Nagoya University in Japan has discovered that aldehydes are metabolic byproducts associated with premature aging. Published in Nature Cell Biology, their findings reveal ...

A team of researchers at Nagoya University in Japan has discovered that aldehydes are metabolic byproducts associated with premature aging. Published in Nature Cell Biology, their findings reveal ...

By pinpointing aldehydes as substances that contribute to aging, this study sheds light on the intricate connection between environmental factors and cellular aging. This may have significant ...

By pinpointing aldehydes as substances that contribute to aging, this study sheds light on the intricate connection between environmental factors and cellular aging. This may have significant ...

Aldehyde dehydrogenases (ALDHs) are a family of detoxifying enzymes often upregulated in cancer cells and associated with therapeutic resistance. In humans, the ALDH family comprises 19 isoenzymes ...