In this study, the investigators ablated liver cells in a mouse model, so they could assess liver cells or hepatocytes as ...

The accumulation of mutations in DNA is often mentioned as an explanation for the aging process, but it remains just one ...

DNA replication is the biological process by which an exact copy of a deoxyribonucleic acid (DNA) molecule is created and it is the basis for biological inheritance. Each of the two strands of the ...

该研究表明，非编码DNA的损伤往往被隐藏了，它们在增殖缓慢的组织中积累得更多（例如肝脏或肾脏）。与频繁再生的器官不同，这些增殖缓慢的器官中的非编码DNA损伤长期未被发现，进而阻碍了细胞分裂。这些发现解释了什么有些器官（例如肝脏）比其他器官衰老得更快， ...

This article is going to help the students to prepare for the exam. 1. Which of the following occurs as a result of DNA replication being semi-conservative? A)An AChromosome number becomes half in the ...

Zhijian “James” Chen received this year’s Albert Lasker Award for discovering cGAS, an enzyme which scopes out DNA-based ...

Kristi Funk, M.D., FACS, discusses the current outlook for breast cancer cases worldwide, underscoring its seriousness. “I ...

▎药明康德内容团队编辑  随着年龄增长，组成身体的各个组织器官并不是同步衰老的。很多人可能会从皮肤、头发上看出一个人衰老的迹象，实际上体内有些器官比皮肤老得更快。例如肝脏，作为人体最大的代谢器官，是衰老过程中首当其冲的器官之一。肝脏呈现出炎症和纤维化 ...