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Cellular senescence contributes to spontaneous repair of the rat meniscus
Cellular senescence, traditionally associated with aging and chronic diseases, has recently been identified as a potential facilitator of tissue regeneration via a senescence-associated secretory phenotype (SASP). In rodents, the meniscus is known to regenerate spontaneously from the surrounding synovium, but the mechanism, and especially its relationship to cellular senescence, remains unclear. This study investigated the contribution of cellular senescence to spontaneous repair of the rat...
Predation, not fear of wolves, keeps elk from denuding Yellowstone
Study challenges idea that a “landscape of fear” allows aspen and willows to grow