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This book is a systematic collection and critical analysis of current information on rejuvenation, starting from the evolutionary aspects of the origin of life, immortality, and aging. Models, mechanisms, and types of rejuvenation are the key subjects of the book. Processes like cellular reprogramming, resetting of the aging clock, immortal unicellulars and cell cultures are explored through the lens of rejuvenation. Recent discoveries in this field offer a nuanced view of rejuvenation that has fascinated mankind since early history. There is evidence, though still controversial, indicating that biological time could be reversible. Indeed, under specific experimental conditions, cells can be moved back and forth along the age axis. Differentiation status and replicative age of cells can be modified not only by defined transcription factors, but also by ‘cocktails’ of small molecules originating from natural substances or well-known longevity-promoting drugs. Still in its infancy, such findings open up the perspective of in vivo rejuvenation trials. Special attention is given to the quasi-immortal and extremely long-lived multicellular animal species as well as to the role of rejuvenation in treatment of pathology and healthy aging. Rejuvenation is experiencing a significant growth in recent years. There is ample debate in the scientific and near-scientific community about the ethics of rejuvenation and radical life span extension. This book aims to take a balanced and scientific approach to the mirage of immortality and ever-lasting youth and serves as a valuable resource for parties on both sides of the coin.
Aging. --- Stem cells. --- Geriatrics. --- Cytology. --- Medicine --- Biology --- Ageing. --- Stem Cell Biology. --- Cellular Senescence. --- Biomedical Research. --- Research.
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Cell death --- Cellules --- Laboratory manuals --- Mort --- Manuels de laboratoire --- Cell Death --- Death, Cell --- Cell Aging --- Cell degeneration --- Cells --- Death (Biology) --- Cellular Senescence --- Cell Death.
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Cell death --- Cell Death. --- Cell death. --- Cell degeneration --- Death, Cell --- Cells --- Death (Biology) --- Cellular Senescence --- cell death --- cell biology --- cancer --- neurobiology --- inflammation --- Histology. Cytology --- Oncology. Neoplasms
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Graft Rejection --- Transplantation, Homologous --- Kidney Transplantation --- Cellular Senescence --- Graft Rejection --- Collagen Type IV --- Collagen Type VI --- physiopathology --- immunology --- immunology --- genetics --- genetics --- immunology --- immunology
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General embryology. Developmental biology --- Cell Aging. --- Cell Survival. --- Cells --- Cellules --- Aging. --- Vieillissement --- Aging --- Cell Viability --- Cell Viabilities --- Survival, Cell --- Viabilities, Cell --- Viability, Cell --- Cell Growth Processes --- Aging, Biological --- Biological Aging --- Senescence --- Mutation Accumulation --- Cellular Senescence. --- Cell Survival --- Cells - Aging
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Dear Colleagues, When Hayflick and Moorhead coined the term “cellular senescence” (CS) almost 60 years ago, this phenomenon was understood as a mechanism, usually induced by activation of the DNA-repair machinery, to prevent uncontrolled proliferation. Meanwhile, additional beneficial roles for CS have been identified, such as embryonic development and wound healing. The senescence associated secretory phenotype (SASP) activated in most senescent cells (SC) signals to the immune system “come here and remove me”. In organisms with young and functional immune systems, occurring SC are usually detected and removed. If SC remain in the tissue expressing the SASP, this will cause not just a damaging local inflammation but can also induce remodeling and regeneration of the surrounding tissue as well as spreading of senescence. Old organisms show reduced regenerative potential and immune function which leads to accumulation of SC. Accordingly, accumulation of SC was observed in tissues of aged individuals, but importantly also in the context of age-related disorders, neurodegenerative, or cardiovascular diseases and others. Because of its detrimental effect of the surrounding tissue, accumulation of SC is not just a consequence, but can rather been understood as a major driver of aging. In line with this, recent studies described that removal of SC showed beneficial effects on healthspan and lifespan. This exciting research led to the discovery of “senolytics”, drugs which can kill SC. Given the heterogeneity of cell types that show senescence-like phenotypes, including heart muscle and post-mitotic neuronal cells, further research is required to unravel the molecular background that renders a cell type vulnerable to senesce. Additionally, it will be important to understand how senescence is cell type-specifically induced and which molecules serve as drug targets to prevent senescence and its spreading, or actively kill SC. This special issue will shed light on the molecular pathways of CS and inflammaging and on possible strategies to interfere with these processes. Dr. Markus Riessland Guest Editor
γH2AX --- Alzheimer’s disease --- DNA damage --- mild cognitive impairment --- senescence --- secreted protein acidic and rich in cysteine --- regeneration --- homeostasis --- cellular senescence --- biology of aging --- neurodegeneration --- brain --- geroscience --- senolytics --- tauopathy --- cancer --- stress response --- post-mitotic --- neuronal senescence --- amyotrophic lateral sclerosis --- senescence-associated secretory phenotype (SASP) --- cell-cycle --- melanoma --- pancreatic adenocarcinoma --- tumor infiltration --- chemotherapy resistance --- prostate --- inflammation --- AIM2 inflammasome --- POP3 --- n/a --- Alzheimer's disease
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Cell cycle --- Cell Cycle. --- DNA Damage. --- Cell Aging. --- Cell cycle. --- Celcyclus. --- Mitotic cycle --- Nuclear cycle (Cytology) --- Cellular Aging --- Aging, Cell --- Cell Senescence --- Replicative Senescence --- Senescence, Cellular --- Senescence, Replicative --- Aging, Cellular --- Cellular Senescence --- Senescence, Cell --- Injury, DNA --- DNA Injury --- Genotoxic Stress --- Stress, Genotoxic --- DNA Damages --- DNA Injuries --- Damage, DNA --- Damages, DNA --- Genotoxic Stresses --- Injuries, DNA --- Stresses, Genotoxic --- Cell Division Cycle --- Cell Cycles --- Cell Division Cycles --- Cycle, Cell --- Cycle, Cell Division --- Cycles, Cell --- Cycles, Cell Division --- Division Cycle, Cell --- Division Cycles, Cell --- Biological rhythms --- Cell Ageing --- Cellular Ageing --- Senescence-Associated Secretory Phenotype --- Cell Aging --- Ageing, Cell --- Ageing, Cellular --- Phenotype, Senescence-Associated Secretory --- Secretory Phenotype, Senescence-Associated --- Senescence Associated Secretory Phenotype --- Aging --- Mutation --- Pyrimidine Dimers --- Comet Assay --- DNA Repair Enzymes --- Cell Cycle Proteins --- Genes, cdc --- Cellular Senescence. --- Cell Cycle --- DNA Damage --- Cytologie --- Cellules --- Life Sciences --- Biology --- Cytology, Cell Biology --- DNA damage. --- Cells --- Cytology --- Cycle cellulaire --- Cycle cellulaire. --- ADN --- Aging. --- Lésions. --- Vieillissement. --- Biochemical genetics --- Mutation (Biology) --- Organisms --- Cytology. --- Cells. --- Cell biology --- Cellular biology
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Dear Colleagues, When Hayflick and Moorhead coined the term “cellular senescence” (CS) almost 60 years ago, this phenomenon was understood as a mechanism, usually induced by activation of the DNA-repair machinery, to prevent uncontrolled proliferation. Meanwhile, additional beneficial roles for CS have been identified, such as embryonic development and wound healing. The senescence associated secretory phenotype (SASP) activated in most senescent cells (SC) signals to the immune system “come here and remove me”. In organisms with young and functional immune systems, occurring SC are usually detected and removed. If SC remain in the tissue expressing the SASP, this will cause not just a damaging local inflammation but can also induce remodeling and regeneration of the surrounding tissue as well as spreading of senescence. Old organisms show reduced regenerative potential and immune function which leads to accumulation of SC. Accordingly, accumulation of SC was observed in tissues of aged individuals, but importantly also in the context of age-related disorders, neurodegenerative, or cardiovascular diseases and others. Because of its detrimental effect of the surrounding tissue, accumulation of SC is not just a consequence, but can rather been understood as a major driver of aging. In line with this, recent studies described that removal of SC showed beneficial effects on healthspan and lifespan. This exciting research led to the discovery of “senolytics”, drugs which can kill SC. Given the heterogeneity of cell types that show senescence-like phenotypes, including heart muscle and post-mitotic neuronal cells, further research is required to unravel the molecular background that renders a cell type vulnerable to senesce. Additionally, it will be important to understand how senescence is cell type-specifically induced and which molecules serve as drug targets to prevent senescence and its spreading, or actively kill SC. This special issue will shed light on the molecular pathways of CS and inflammaging and on possible strategies to interfere with these processes. Dr. Markus Riessland Guest Editor
Research & information: general --- Biology, life sciences --- γH2AX --- Alzheimer's disease --- DNA damage --- mild cognitive impairment --- senescence --- secreted protein acidic and rich in cysteine --- regeneration --- homeostasis --- cellular senescence --- biology of aging --- neurodegeneration --- brain --- geroscience --- senolytics --- tauopathy --- cancer --- stress response --- post-mitotic --- neuronal senescence --- amyotrophic lateral sclerosis --- senescence-associated secretory phenotype (SASP) --- cell-cycle --- melanoma --- pancreatic adenocarcinoma --- tumor infiltration --- chemotherapy resistance --- prostate --- inflammation --- AIM2 inflammasome --- POP3 --- γH2AX --- Alzheimer's disease --- DNA damage --- mild cognitive impairment --- senescence --- secreted protein acidic and rich in cysteine --- regeneration --- homeostasis --- cellular senescence --- biology of aging --- neurodegeneration --- brain --- geroscience --- senolytics --- tauopathy --- cancer --- stress response --- post-mitotic --- neuronal senescence --- amyotrophic lateral sclerosis --- senescence-associated secretory phenotype (SASP) --- cell-cycle --- melanoma --- pancreatic adenocarcinoma --- tumor infiltration --- chemotherapy resistance --- prostate --- inflammation --- AIM2 inflammasome --- POP3
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Cell Aging --- Aging --- Cells --- Cellules --- physiology --- Periodicals. --- Vieillissement --- Périodiques --- physiology. --- Aging. --- Chemistry --- Health Sciences --- Life Sciences --- Biochemistry --- General and Others --- Biology --- Cellular Senescence --- Aging, Biological --- Biological Aging --- Senescence --- Cellular Aging --- Aging, Cell --- Cell Senescence --- Replicative Senescence --- Senescence, Cellular --- Senescence, Replicative --- Aging, Cellular --- Senescence, Cell --- ageing --- longevity --- lifespan --- apoptosis --- gerontology --- ageing --- Organisms --- Cytology --- Mutation Accumulation --- Cell Ageing --- Cellular Ageing --- Senescence-Associated Secretory Phenotype --- Ageing, Cell --- Ageing, Cellular --- Phenotype, Senescence-Associated Secretory --- Secretory Phenotype, Senescence-Associated --- Senescence Associated Secretory Phenotype --- Geriatrics --- gerontologie
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Cell death --- Cell death. --- Cell Death. --- Cells. --- Cell Physiological Phenomena. --- Cell Biology. --- Cell degeneration --- Cells --- Death (Biology) --- Cellular Biology --- Cytology --- Biologies, Cell --- Biologies, Cellular --- Biology, Cell --- Biology, Cellular --- Cell Biologies --- Cellular Biologies --- Cell Physiological Phenomenon --- Cell Physiological Process --- Physiology, Cell --- Cell Physiological Processes --- Cell Physiology --- Phenomena, Cell Physiological --- Phenomenon, Cell Physiological --- Physiological Process, Cell --- Physiological Processes, Cell --- Process, Cell Physiological --- Processes, Cell Physiological --- Cell --- Cell Biology --- Death, Cell --- Cellular Senescence --- physiology --- Life Sciences --- Biology
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