research Variation in Human Hair Ultrastructure Among Three Biogeographic Populations
Different populations have distinct hair structures related to their ancestry.
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research Size Polymorphisms in the Human Ultrahigh Sulfur Hair Keratin-Associated Protein 4, KAP4, Gene Family
The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
research NF-κB Participates in Mouse Hair Cycle Control and Plays Distinct Roles in Various Pelage Hair Follicle Types
NF-κB is crucial for different stages and types of hair growth in mice.
research Exogenous and Endogenous Lipids of Human Hair
Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
research Changes in Structure and Geometric Properties of Human Hair by Aging
Older people's hair becomes less shiny because it gets more uneven and curved.
research Promotion Effect of Acankoreoside J, a Lupane-Triterpene in Acanthopanax Koreanum, on Hair Growth
Acankoreoside J from Acanthopanax koreanum may help promote hair growth.
research What Ages Hair?
Hair aging and loss are caused by genetics, hormones, environment, and grooming, with treatments like minoxidil effective for certain types of hair loss.
research Fine Structure and Immunocytochemistry of Monotreme Hairs, with Emphasis on the Inner Root Sheath and Trichohyalin-Based Cornification During Hair Evolution
Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
research Fiber Implantation for Pattern Baldness
Fiber implantation for pattern baldness was largely unsuccessful with many complications and is not recommended.
research Characterization of the Promoter Regions of Two Sheep Keratin-Associated Protein Genes for Hair Cortex-Specific Expression
The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.
research Exogen Involves Gradual Release of the Hair Club Fiber in the Vibrissa Follicle Model
Hair sheds gradually from the follicle, with readiness to shed indicated by less attachment material.
research Prolactin Signaling Influences the Timing Mechanism of the Hair Follicle: Analysis of Hair Growth Cycles in Prolactin Receptor Knockout Mice
Prolactin affects when mice shed and grow hair.
research Targeted Expression of SV40 T Antigen in the Hair Follicle of Transgenic Mice Produces an Aberrant Hair Phenotype
SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.
research Biology of Human Hair: Know Your Hair to Control It
Understanding hair biology is key to developing better treatments for hair and scalp issues.
research Promotion Effect of Norgalanthamine, a Component of Crinum Asiaticum, on Hair Growth
Norgalanthamine from Crinum asiaticum may help hair grow.
research Environmental and Cosmetic Factors in Hair Loss and Damage
Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
research Structure and Hair Follicle-Specific Expression of Genes Encoding the Rat High Sulfur Protein B2 Family
The B2 genes are crucial for hair growth in rats.
research Biology of the Hair Follicle and Mechanisms of Nonscarring and Scarring Alopecia
Hair loss can be caused by various factors, and treatments focus on restoring normal hair growth.
research Promotion Effect of Schisandra Nigra on Hair Growth
Schisandra nigra extract may help hair grow by stimulating cells and preventing hair follicle damage.
research Modern Artificial Hair Implantation: A Pilot Study of 10 Patients
Artificial hair implantation is generally safe and can restore hair when other treatments fail, but some patients may experience side effects.
research Torsional Method for Evaluating Hair Damage and Performance of Hair Care Ingredients
The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
research Biomechanics of Hair Fiber Growth: A Multi-Scale Modeling Approach
The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.
research Synthetic Hair Reactions and Treatment of Complications: Case Reports
Synthetic hair implants can cause severe scalp problems and removing them improves conditions; natural hair transplants are safer and more effective.
research Enzymatic Method for Assessing Hair Damage with Reduction and Subsequent Oxidation
Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
research Cryopreservation of Hair-Follicle Associated Pluripotent Stem Cells Maintains Differentiation and Hair-Growth Potential
Freezing and storing special stem cells from hair follicles keeps their ability to grow hair and turn into different cell types.
research The Hair Growth Promoting Effect of 4-O-Methylhonokiol
4-O-methylhonokiol from Magnolia officinalis significantly promotes hair growth.
research Mapping Penetration of Cosmetic Compounds into Hair Fibers Using Time-of-Flight Secondary Ion Mass Spectrometry (TOF-SIMS)
Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.
research Age, Lifestyle, and Self-Perceptions of Hair: Is There an Association with Hair Diameter and Tensile Properties?
Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
research Cell Kinetics of the Human Hair Follicle
The document concludes that understanding how cells in the hair follicle grow and change is important for regulating hair growth.
research Shampoo, Conditioner, and Hair Washing
Dermatologists should learn more about shampoos to better treat hair and scalp issues.