衰老，作为一项涉及多器官、跨越多重生物学层级的机体系统性退行性演变，其深层的分子机制至今仍是生命科学领域悬而未决的核心命题。各器官系统是否遵循统一的衰老节律？是否存在调控系统衰老的分子时空枢纽？中国科学家就给出了相关答案。

TOKYO, July 26 (Xinhua) -- Japan's ruling Liberal Democratic Party (LDP) has collected enough signatures to call a general meeting that will hold Prime Minister Shigeru Ishiba accountable for the ...