research Exploring Mechanical Niches Identified by Hair Follicle Compression and How These Transduce Proliferation and Differentiation Cues in Epidermally Derived cells.
Less stiff collagen promotes higher cell growth in hair follicles.
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60-90 / 1000+ resultsresearch Effects of Aging on Hair Color, Melanosomes, and Melanin Composition in Japanese Males and Their Sex Differences
As Japanese males age, their hair darkens due to increased melanin, with males generally having darker hair than females.
research Delving into diversity: exploring different risk factors of premature greying of hair
Genetics, nutrition, lifestyle, and hormones affect early grey hair, but more research is needed.
research 764 DNA dioxygenases Tet1/2/3 control hair matrix keratinocyte differentiation and hair shaft shape via regulation of hair keratin gene expression
The enzymes Tet1, Tet2, and Tet3 are important for the development of hair follicles and determining hair shape by controlling hair keratin genes.
research Ceramide Synthase 4 Regulates Stem Cell Homeostasis and Hair Follicle Cycling
Ceramide Synthase 4 is essential for normal hair growth and preventing hair loss.
research Igf1r signalling acts on the anagen‐to‐catagen transition in the hair cycle
Igf1r helps regulate hair growth cycles.
research Skin morphology of the mutant hairless USP mouse
Hairless USP mice have enlarged skin cysts as they age.
research Rash morphology as a predictor of COVID‐19 severity: A systematic review of the cutaneous manifestations of COVID‐19
Certain types of rashes in COVID-19 patients may indicate more severe illness and higher risk of death.
research Effect of Heat Treatment on Human Hair Keratin Film
Keratin films can measure hair heat damage.
research Directing Rat Hair Follicle Stem Cells Toward Neuronal Lineage With Enhanced Trophic Factor Expression
Chick embryo extract helps rat hair follicle stem cells become more like neurons.
research Bacteria Display Differential Growth and Adhesion Characteristics on Human Hair Shafts
Human hair shafts inhibit Gram-positive bacteria growth but not Gram-negative bacteria.
research Divergent genetic mechanism leads to spiny hair in rodents
Rodent spiny hair traits are due to genetic factors other than the Edar gene.
research Gene Expression During Drosophila Wing Morphogenesis and Differentiation
Key genes are crucial for Drosophila wing development and could be insecticide targets.
research Inefficiency of ethanolic extract of Glycyrrhiza glabra and Ziziphus mauritiana roots on androgenic alopecia
Liquorice and Indian jujube root extracts don't help in fighting male pattern baldness.
research Transcriptomics analysis reveals molecular alterations underpinning spaceflight dermatology
Spaceflight can harm skin health by altering gene expression, affecting DNA, mitochondria, and skin barriers.
research Polycystic Ovarian Disease (PCOD): A comprehensive review of pathophysiology, clinical manifestations, psychological impact, and therapeutic approaches
PCOD causes hormonal imbalances and infertility, requiring early diagnosis and treatment.
research Changes in cuticle of scalp hair in mild acquired zinc deficiency: A study using scanning electron microscopy
Zinc deficiency causes early scalp hair damage that recovers slower than skin symptoms.
research Directed Expression of Keratin 16 to the Progenitor Basal Cells of Transgenic Mouse Skin Delays Skin Maturation
Keratin 16 delays skin maturation and affects skin and hair development in mice.
research The Effect of 5α-Reductase Inhibition with Dutasteride and Finasteride on Semen Parameters and Serum Hormones in Healthy Men
Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
research RE: CHRONIC TREATMENT WITH FINASTERIDE DAILY DOES NOT AFFECT SPERMATOGENESIS OR SEMEN PRODUCTION IN YOUNG MEN
Finasteride daily doesn't affect sperm production or semen in young men.
research Genital Rejuvenation: The Next Frontier in Medical and Cosmetic Dermatology
Genital rejuvenation is becoming popular for improving genital appearance and function in both men and women.
research ARCHAEOLOGICAL AND CONTEMPORARY HUMAN HAIR COMPOSITION AND MORPHOLOGY
Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
research Hair Morphology in Androgenetic Alopecia
Abnormal cuticle and hair shaft medulla cause hair loss in androgenetic alopecia; sonography helps diagnose and manage it.
research Structural changes of hair shaft after application of chemical hair straighteners: Clinical and histopathological study
Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
research Morphological changes of the hair roots in alopecia areata: A scanning electron microscopic study
Scanning electron microscopy revealed four distinct hair root shapes in alopecia areata, suggesting a less invasive diagnostic method.
research Analysis of the changes in scalp hair angles: In vivo and in vitro comparison before and after tumescence
Tumescent fluid increases scalp hair angles, which may improve hair transplant results and reduce surgeon fatigue.
research Investigation of the Changes in the Hair Cuticle Due to Chemical Degradation
Chemical treatments severely damage hair cuticles, especially in previously treated hair.
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 Changes Caused by Aging
Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
research Effect of ethnicity and treatments on in situ tensile response and morphological changes of human hair characterized by atomic force microscopy
Different ethnicities and treatments affect human hair strength and structure.