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420-450 / 1000+ resultsresearch Acquired morphological changes of mammalian hair scales
Mammalian hair scales change from smooth to wavy due to friction.
research L-Cystine-Containing Hair-Growth Formulation Supports Protection, Viability, and Proliferation of Keratinocytes
The hair-growth formula with L-cystine helps protect and grow hair cells.
research Pseudopili Annulati in a Dark‐Haired Individual: A Light and Electron Microscopic Study
A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
research Damaged hair retrieval with ceramide-rich liposomes.
Ceramide-rich liposomes can effectively repair and strengthen damaged hair.
research J. Cosmet. Sci., 59, 203-215 (May/June 2008) �Effects of permanent waving on changes of protein and physicomorphological properties in human head hair
Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
research Expression of mineralized tissue associated proteins: Dentin sialoprotein and phosphophoryn in rodent hair follicles
Dentin sialoprotein and phosphophoryn are present in rodent hair follicles and may help hair growth and development.
research What factors play a role in unhealthy hair?
Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
research Abnormal inner root sheath of the hair follicle in the loose anagen hair syndrome: An ultrastructural study
Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
research Properties of Partially Extracted Hairs and their Degradability by Proteases
Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
research Hair Strengthening Evaluation of Anisotropic Osmolite Solutions (Inositol + Arginine): Cross-Talk between Dermal Papilla Fibroblast and Keratinocytes of the Outer Root Sheath Using a µHair Follicle 3D Model
Inositol and arginine solutions improve hair follicle health and turnover.
research Plica neuropathica: Bird's nest under dermatoscope
Plica neuropathica is a tangled hair condition that may be caused by hair damage or psychiatric issues and is treated by cutting the hair and addressing mental health.
research Krtap11-1, a hair keratin-associated protein, as a possible crucial element for the physical properties of hair shafts
Krtap11-1 is important for hair strength and structure.
research Prognosis and Management of Congenital Hair Shaft Disorders with Fragility—Part I
Some congenital hair disorders improve in childhood or with treatments like minoxidil and retinoids, while others like Netherton syndrome and trichothiodystrophy have a poor prognosis.
research Sparse Hair on the Scalp
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
research Hair Protein Polymorphism and Its Application to Forensic Science Hair Comparison.
Hair protein differences help identify species and individuals in forensic science.
research The Degradative Characteristics of Hair in The Water Samples with Altered pH
Hair fibers degrade and change color in very basic water.
research Methods in hair research: how to objectively distinguish between anagen and catagen in human hair follicle organ culture
A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
research Nerves of Hair
Keratin-based hydrogels from human hair help nerve repair better than traditional methods.
research Evaluation method of the degree of hair damage. (I). Measurement of tensile strength of human hair by "the multi-point tension test method".
The method accurately measures hair damage and strength, revealing effects of cosmetics and metal correlations.
research Quantifying the effects of repeated dyeing: morphological, mechanical, and chemical changes in human hair fibers
Repeated hair dyeing significantly damages hair.
research HaCaT‑conditioned medium supplemented with the small molecule inhibitors SB431542 and CHIR99021 and the growth factor PDGF‑AA prevents the dedifferentiation of dermal papilla cells in vitro
A mix of specific inhibitors and a growth factor helps keep hair growth cells from losing their properties in the lab.
research Hordenine Activated Dermal Papilla Cells and Promoted Hair Regrowth by Activating Wnt Signaling Pathway
Hordenine may help hair grow by activating a specific cell growth pathway.
research Age-Related Changes in Female Scalp Dermal Sheath and Dermal Fibroblasts: How the Hair Follicle Environment Impacts Hair Aging
Aging causes changes in the scalp that can affect hair growth and lead to older-looking hair in women.
research An Ultra-high Sulfur Keratin Gene is Expressed Specifically During Hair Growth
research Keratin
Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
research Biology of hair pigmentation and its role in premature canities
Early hair graying is often inherited and influenced by genetics, environment, and lifestyle, but treatment options are limited.
research Perspectives and Challenges of Hair Analysis
Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
research Human Hair Pigment: A Mild Isolation Procedure and a Method for Characterization
A new method was developed to gently isolate hair pigment while keeping its structure intact.
research Hair
Hair analysis can detect drug use but is costly and interpretation is complex.