反刍动物瘤胃中氨的生成速度快，氨同化的速度慢，这导致氨很容易在瘤胃中累积。若瘤胃氨浓度过高，部分过量的氨被运输至肝脏，通过鸟氨酸-尿素循环再次转化为尿素排出体外，不仅降低了氨利用效率［10］，还可能造成反刍动物氨中毒［3, ...

This cover highlights the article Multimodal mechanisms of human centriole engagement and disengagement by Kei K. Ito, Shoji Hata, Daiju Kitagawa and colleagues. The cover image depicts the centriole ...

NADH, also known as nicotinamide adenine dinucleotide, is a crucial coenzyme present in every cell of our bodies, serving as an elemental source for energy production. It aids in turning the food ...

College of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Nankai University, Tianjin 300071, P. R. China ...

Department of Chemistry, Southern Illinois University Edwardsville, Edwardsville, Illinois 62026, United States ...

Background: Esophageal cancer (EC) is the seventh-most prevalent cancer worldwide and is a significant contributor to cancer-related mortality. Metabolic reprogramming in tumors frequently coincides ...

The hydrothermal vent tubeworm Riftia pachyptila hosts a single 16S rRNA phylotype of intracellular sulfur-oxidizing symbionts, which vary considerably in cell morphology and exhibit a remarkable ...

Here, we present the cryoEM structure of the known CI assembly intermediate CI* from Vigna radiata at 3.9 Å resolution. CI* contains CI’s NADH-binding and CoQ-binding modules, the proximal-pumping ...