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 Hair and Scalp Variation Related to Gender
Gender affects hair and scalp characteristics, with differences in hormone responses, graying patterns, and trace metals.
research Mammalian Keratin-Associated Proteins (KRTAPs) Subgenomes: Disentangling Hair Diversity and Adaptation to Terrestrial and Aquatic Environments
Different hair types in mammals are linked to variations in specific protein genes, with changes influenced by their living environments.
research The Growth of Human Hair
Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
research A Replication Study Confirmed the EDAR Gene to Be a Major Contributor to Population Differentiation Regarding Head Hair Thickness in Asia
The EDAR gene greatly affects hair thickness in Asian populations.
research Hair Coloring, Permanent Styling, and Hair Structure
Frequent hair coloring and styling can damage hair and cause breakage or loss.
research Hair Loss in Children: Diagnosis and Treatment
The document concludes that accurate diagnosis of hair loss in children is crucial due to limited treatment options and the condition's psychological impact.
research Effects of the Bovine Slick Mutation on Heat Stress Responses and Hair Growth in Mice
The mutation helps mice handle heat better without affecting hair growth.
research Nonhuman Primate Dermatology: A Literature Review
The document concludes that veterinary dermatologists need more experience and a better approach to treating skin diseases in nonhuman primates.
research A Nonrandomized Study of Trichoscopy Patterns Using Nonpolarized (Contact) and Polarized (Noncontact) Dermatoscopy in Hair and Shaft Disorders
Polarized dermoscopy is slightly better than nonpolarized for diagnosing hair disorders, with each method having its own strengths.
research Efficacy and Safety of L-Cystine Associated or Not to a Natural Keratin (Kera-Diet) Hydrolysate on Hair and Nails: Randomized, Placebo-Controlled, Clinical Trial on Healthy Females
L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
research The Effects of Oral Supplementation with a Natural Keratin Hydrolysate (Kera-Diet) on Hair and Nails: Randomized, Placebo and Benchmark-Controlled Clinical Trial on Healthy Females
Taking Kera-Diet® improves hair and nail health without side effects.
research Facial Preservation Following Extreme Mummification: Shrunken Heads
Shrunken heads retain some facial features and hair characteristics, allowing for limited individual identification.
research Scalp Imaging Techniques
Different scalp imaging methods are important for studying hair and scalp health and require more volunteers for better evaluation.
research Selected Issues in the Production of Raw Materials, Food, and Cosmetics, Vol. 3
Bee pollen, green tea, essential oils, and various plant extracts improve skin and hair health.
research Safety and Efficacy of ALRV5XR in Men with Androgenetic Alopecia: A Randomised, Double-Blinded, Placebo-Controlled Clinical Trial
ALRV5XR effectively increases hair density in men with androgenetic alopecia without adverse effects.
research Mutations in SREBF1, Encoding Sterol Regulatory Element Binding Transcription Factor 1, Cause Autosomal-Dominant IFAP Syndrome
Changes in the SREBF1 gene cause a rare genetic skin and hair disorder.
research Safety and Efficacy of ALRV5XR in Women with Androgenetic Alopecia or Telogen Effluvium: A Randomised, Double-Blinded, Placebo-Controlled Clinical Trial
ALRV5XR significantly improves hair density in women with hair loss and is well-tolerated.
research The Genomic Variation in Textured Hair: Implications in Developing a Holistic Hair Care Routine
Afro-textured hair needs personalized care due to its unique genetic traits.
research Hair Diameter Variation in Different Vertical Regions of the Occipital Safe Donor Area
Hair thickness decreases from the upper to lower areas of the back of the head, affecting hair transplant results.
research Hormones and Hair Growth: Variations in Androgen Receptor Content of Dermal Papilla Cells Cultured from Human and Red Deer Hair Follicles
Human hair growth is influenced by androgen hormones, and red deer mane follicles have similar hormone receptors.
research Genome-Wide Association Meta-Analysis of Individuals of European Ancestry Identifies New Loci Explaining a Substantial Fraction of Hair Color Variation and Heritability
New genetic locations explain much of hair color variation in Europeans.
research Human Skin Color: Origin, Variation, and Significance
Human skin and hair color variation is mainly due to melanin produced by a few genes, with melanin protecting against sun damage.
research Normal Hair Growth in Children
Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
research Assessment of Hair and Cashmere Properties and Their Genetic Background of Several Goat Breeds in Southwest China
Crossbreeding improves goat fiber quality, and specific genes affect hair traits and color.
research Conflicting Reports Regarding the Histopathological Features of Androgenic Alopecia: Are Biopsy Location, Hair Diameter Diversity, and Relative Hair Follicle Miniaturization Partly to Blame?
Conflicting findings in androgenic alopecia are likely due to biopsy location, hair diameter diversity, and hair follicle miniaturization.
research Hair Restoration in the Ethnic Patient
Hair restoration surgery, including hairline-lowering and hair transplantation, can effectively treat hair loss and improve appearance in all ethnic groups.
research Anisotrichosis: A Novel Term to Describe Pattern Alopecia
The document suggests "anisotrichosis" as a new term for hair thickness variation in common baldness.
research Hair Cycle in Dogs with Different Hair Types in a Tropical Region of Brazil
Boxer and Labrador dogs' hair growth is affected by the tropical climate, but Schnauzers' is not.
research Resequencing and Signatures of Selective Scans Point to Candidate Genetic Variants for Hair Length Traits in Long-Haired and Normal-Haired Tianzhu White Yak
The research found specific genes that may cause longer hair in Tianzhu White Yak.