research Prostaglandin D2 Inhibits Hair Growth and Is Elevated in Bald Scalp of Men with Androgenetic Alopecia
PGD2 stops hair growth and is higher in bald men with AGA.
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research Self-Activated Electrical Stimulation for Effective Hair Regeneration via a Wearable Omnidirectional Pulse Generator
A wearable device using electric stimulation can significantly improve hair growth.
research Investigation of Human Hair Fibers Using Lateral Force Microscopy
Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
research Autophagy Is Essential for Maintaining the Growth of a Human Mini-Organ: Evidence from Scalp Hair Follicle Organ Culture
Autophagy is important for human hair growth and health.
research Trichoscopy in Hair Shaft Disorders
Trichoscopy is a useful tool for diagnosing hair disorders without pulling out hair.
research Mouse Models for the Study of Human Hair Loss
Mice are useful for researching human hair loss and testing treatments, despite some differences between species.
research Variation in Human Hair Ultrastructure Among Three Biogeographic Populations
Different populations have distinct hair structures related to their ancestry.
research Symmetry Breaking of Tissue Mechanics in Wound-Induced Hair Follicle Regeneration of Laboratory and Spiny Mice
Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.
research Distribution of Glycolipid and Unsaturated Fatty Acids in Human Hair
Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
research Morphology and Ultrastructure of Antler Velvet Hair and Body Hair from Red Deer (Cervus elaphus)
Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
research Hair Loss And Regeneration Performed On Animal Models
Animal models are crucial for learning about hair loss and finding treatments.
research Perspectives on Hair Evolution Based on Comparative Studies on Vertebrate Cornification
Hair in mammals likely evolved from glandular structures, not scales.
research Effects of Egg Shell Membrane Hydrolysates on UVB-Radiation-Induced Wrinkle Formation in SKH-1 Hairless Mice
Egg shell membrane hydrolysates can reduce wrinkles and improve skin health.
research Hair Growth Promoting Effect of Bioactive Extract from Deer Antler Velvet-Loaded Niosomes and Microspicules Serum
Deer antler velvet serum helps hair grow and is safe for skin.
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 Characterization of Hair Lipid Images by Argon Sputter Etching-Scanning Electron Microscopy
Hair texture changes with age due to varying levels of lipids.
research The Biology of Hair Growth
Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.
research Managing the Hair and Skin of African American Pediatric Patients
The document emphasizes the need for primary care providers to understand and care for African American children's hair and skin to boost their self-esteem.
research Acidic and Basic Hair/Nail (Hard) Keratins: Their Colocalization in Upper Cortical and Cuticle Cells of the Human Hair Follicle and Their Relationship to Soft Keratins
Hair and nail cells share similar proteins, indicating a common differentiation pathway.
research Root Hair Growth in Arabidopsis Thaliana Is Directed by Calcium and an Endogenous Polarity
Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
research Glutamine Metabolism Controls Stem Cell Fate Reversibility and Long-Term Maintenance in the Hair Follicle
Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
research Hair Shaft Abnormalities: Clues to Diagnosis and Treatment
Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.
research Compartmentation of Mitochondrial and Oxidative Metabolism in Growing Hair Follicles: A Ring of Fire
Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
research Proline-Rich Protein-Like PRPL1 Controls Elongation of Root Hairs in Arabidopsis Thaliana
A gene in Arabidopsis thaliana, AtPRPL1, affects root hair length but not cell wall composition.
research Extended Theory of Selective Photothermolysis: A New Recipe for Hair Removal?
Permanent hair removal is hard, but using longer laser pulses at lower power might improve results.
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 Hair Growth Promoting Effect of Dicerocaryum Senecioides Phytochemicals
Chemicals from the plant Dicerocaryum senecioides were found to safely speed up and increase hair growth in mice.
research How Different Is Human Hair? A Critical Appraisal of Global Hair Fibre Characteristics and Properties Towards Defining a More Relevant Framework for Hair Type Classification
Human hair varies widely and should be classified by curl type rather than race.
research External Lipid Function in Ethnic Hairs
African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
research Hair Growth Activity of Three Plants of the Polynesian Cosmetopoeia and Their Regulatory Effect on Dermal Papilla Cells
Extracts from three Polynesian plants were found to promote hair growth by affecting cell growth and gene expression related to hair.