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The HeLa cell line is undoubtedly the most used and investigated human immortal tumor cell line. Extracted from a cervical tumor from Henrietta Lacks in 1951 at Johns Hopkins hospital, Baltimore, MD these cells proved immortal and are still used in many, many labs worldwide today. It is the oldest human cell line in use and, therefore, the oldest human ...


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Short answer: Yes, we do shrink with age. The most important reason is that the cartilage in the joints between our bones gets worn out and thinner, as well as disks between the vertebrae of the spine. This results in a compression of the spine and also to a loss in height. Shrinking bones due to osteoporosis can also play a role, as well as muscular ...


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Oxytocin It has been shown that oxytocin signaling helps in muscle regeneration by activating MAP Kinase/ERK pathway in skeletal muscles.[1] Oxytocin is also known to promote adult neurogenesis.[2] Myostatin It is a paralog of GDF and like GDF prevents hypertrophy of cardiac muscles.[3] Leptin Though leptin is not really connected to ageing but it ...



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