research Replicative Stress, Stem Cells, and Aging
Maintaining DNA health in stem cells is key to preventing aging and tissue breakdown.
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research Promotion of Homology-Directed DNA Repair by Polyamines
Polyamines help fix DNA damage accurately in cells.
research Abstract 2474: The Mechanistic Role of Polyamines in DNA Double-Strand Break Repair
The study explored the role of polyamines in DNA double-strand break (DSB) repair, particularly focusing on their involvement in the homologous recombination (HR) repair pathway. Polyamines, which are organic cations crucial for cell growth and proliferation, were found to enhance the RAD51-mediated DNA strand exchange reaction, a key step in HR. This enhancement was attributed to polyamines' ability to improve duplex DNA capture during the DNA exchange process. The research utilized both cell-based and animal models, including mouse hair follicles, to demonstrate the physiological significance of polyamines in DNA repair. These findings provided insights into the mechanistic role of polyamines in DNA repair, highlighting their potential impact on tumorigenesis due to their increased levels in many cancers.
research Pioneer Factors Govern Super-Enhancer Dynamics in Stem Cell Plasticity and Lineage Choice
Super-enhancers controlled by pioneer factors like SOX9 are crucial for stem cell adaptability and identity.
research ATP-Competitive mTOR Kinase Inhibitors Delay Plant Growth by Triggering Early Differentiation of Meristematic Cells Without Developmental Patterning Change
Certain inhibitors slow down plant growth by causing early cell specialization without changing the cell development pattern.
research Knockout of p16INK4a Promotes Aggregative Growth of Dermal Papilla Cells
Removing p16INK4a from skin cells can lead to faster and more clumped growth, which might help with hair growth.
research Comprehensive Overview of Polycystic Ovary Syndrome
Polycystic Ovary Syndrome (PCOS) is a common condition in women that can cause metabolic, reproductive, and psychological issues, and requires lifestyle changes and medication for management.
research Deletion of the Developmentally Essential Gene ATR in Adult Mice Leads to Age-Related Phenotypes and Stem Cell Loss
Removing the ATR gene in adult mice causes rapid aging and stem cell loss.
research The Rotterdam Study: 2018 Update on Objectives, Design, and Main Results
The Rotterdam Study updated findings on elderly health, focusing on heart disease, genetics, lifestyle effects, and disease understanding.
research Large-Scale Genome-Wide Meta-Analysis of Polycystic Ovary Syndrome Suggests Shared Genetic Architecture for Different Diagnosis Criteria
The research found that PCOS has common genetic factors regardless of how it is diagnosed and is linked to metabolic and reproductive issues.
research The Rotterdam Study: 2014 Objectives and Design Update
The Rotterdam Study aims to understand disease causes in the elderly and has found new risk factors and genetic influences on various conditions.
research Pathobiology of Chemotherapy-Induced Hair Loss
Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
research Genome-Wide Maps of Histone Modifications Unwind In Vivo Chromatin States of the Hair Follicle Lineage
Hair follicle stem cells use specific chromatin changes to control their growth and differentiation.
research Caffeine’s Mechanisms of Action and Its Cosmetic Use
Caffeine in cosmetics may reduce cellulite, protect skin, and stimulate hair growth, but more research is needed on its use and effects.
research Human Skin Stem Cells and the Aging Process
Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
research Molecular Mechanisms of Viral Oncogenesis in Humans
Some viruses can cause cancer by changing cell processes and avoiding the immune system; vaccines and targeted treatments help reduce these cancers.
research Oxidative Stress in Aging of Hair
Oxidative stress contributes to hair graying and loss as we age.
research Cell Death in the Skin: Mechanisms and Implications
Understanding how cells die in the skin is important for treating skin diseases and preventing hair loss.
research Dental Cell Type Atlas Reveals Stem and Differentiated Cell Types in Mouse and Human Teeth
The research identified various cell types in mouse and human teeth, which could help in developing dental regenerative treatments.
research Ultraviolet Radiation in Wound Care: Sterilization and Stimulation
UV radiation can help sterilize wounds and promote healing but requires careful use to avoid damaging cells.
research Tissue Regenerative Delays and Synthetic Lethality in Adult Mice After Combined Deletion of ATR and TRP53
Removing both Atr and Trp53 genes in adult mice causes severe tissue damage and death due to DNA damage.
research Corticosterone Inhibits GAS6 to Govern Hair Follicle Stem-Cell Quiescence
Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
research Thyrotropin Releasing Hormone: A New Player in Human Hair Growth Control
TRH stimulates human hair growth and extends the hair growth phase.
research Air Pollution, Autophagy, and Skin Aging: Impact of Particulate Matter on Human Dermal Fibroblasts
Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
research Lamins in Development, Tissue Maintenance, and Stress
Lamins are vital for cell survival, organ development, and preventing premature aging.
research Transcriptional Profiling in Alopecia Areata Defines Immune and Cell Cycle Control Related Genes Within Disease-Specific Signatures
The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
research The Genetics of Hair Shaft Disorders
The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.
research Mutant Laboratory Mice With Abnormalities in Hair Follicle Morphogenesis, Cycling, and Structure: An Update
The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.
research Different Gene Expression Profile Observed in Dermal Papilla Cells Related to Androgenic Alopecia by DNA Macroarray Analysis
Hair loss in balding individuals is linked to changes in specific hair growth-related genes.
research Transient Mitochondrial DNA Double Strand Breaks in Mice Cause Accelerated Aging Phenotypes in a ROS-Dependent but p53/p21-Independent Manner
Damaging mitochondrial DNA in mice speeds up aging due to increased reactive oxygen species, not through the p53/p21 pathway.