Researchers have now uncovered the 3D structure of the RNA enzyme SAMURI. Their study provides insights into the development of ribozymes and the evolution of catalytically active RNA. Researchers ...

In his book The Mathematical Universe, mathematician William Dunham wrote of John Venn’s namesake legacy, the Venn diagram, “No one in the long history of mathematics ever became better known ...

该研究揭示了肠道沙门氏菌如何通过非编码小RNA在转录后水平协调N-乙酰神经氨酸代谢过程中不同氨基糖操纵子转录产物的机制。 唾液酸是一类以九碳糖神经氨酸为基本结构的衍生物。生命体中常见的唾液酸为N-乙酰神经氨酸，富集于哺乳动物上皮细胞表面。