research Effect of Cosmetic Hair Treatment and Natural Hair Color on Hair Testosterone Concentrations
Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
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Alexander the Great's engineers built a causeway using a natural sand bridge, some tiger moths avoid bats by mimicking toxic relatives' sounds, early metabolism and RNA enzymes support the ancient RNA world theory, and vitamin D is crucial for hair growth and its absence can cause baldness.
research Studies of Normal Moult and Artificially Induced Regeneration of Pelage in Peromyscus
Artificially inducing hair regrowth in mice can change the normal pattern and timing of hair growth, with minimal color differences between old and new fur.
research A Review of the Etiologies, Clinical Characteristics, and Treatment of Canities
Gray hair is caused by reduced melanin production or transfer issues, linked to aging and possibly health conditions, with treatments focusing on color camouflage.
research Signaling Pathways in Hair Aging
Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.
research Androgenetic Alopecia: Case Study and Treatment Options
Hair loss treated with minoxidil, finasteride, laser/light, hair transplant, and scalp prostheses; more research needed for skin of color.
research Interactions Between Crossed Hair Fibers at the Nanoscale
Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
research Scaled Quantum Chemical Studies of the Molecular Structure and Vibrational Spectra of Minoxidil
The analysis shows where minoxidil's atoms are likely to react and describes its electronic transitions and behavior with temperature changes.
research Hereditary, Congenital, and Acquired Alopecias in Dogs and Cats
The conclusion is that different types of hair loss in dogs and cats can be cosmetic or serious, and affected animals should not be bred.
research Microscopic High-Resolution Digital Volumetric Imaging of Human Hair Fibers
DVI provides detailed 3D imaging of hair and shows how various products protect and enhance hair.
research A Reciprocal Lattice Approach to Assessing the Luster of Hair Fibers, Based on Scattering by Periodically Deformed Cylinders
A new method helps understand hair shine and various products improve hair care.
research Hair Follicle Pigmentation: Mechanisms and Factors Influencing Melanin Production
Hair color is determined by melanin produced and transferred in hair follicles.
research Dermal Adipose Tissue Secretes HGF to Promote Human Hair Growth and Pigmentation
Fat under the skin releases HGF which helps hair grow and gain color.
research MTORC1 Activity Negatively Regulates Human Hair Follicle Growth and Pigmentation
High mTORC1 activity slows hair growth and causes it to lose color.
research Theoretical Investigation of the Conformational Space of Baicalin
The study found that baicalin has different stable shapes in gas and water, with two shapes better for interacting with positive charges in water.
research Evaluation of a Hot-Wire Hair Removal Device Compared to Razor Shaving
The hot-wire hair removal device is no better than shaving.
research Valence-Engineered Catalysis-Selectivity Regulation of Molybdenum Oxide Nanozyme for Acute Kidney Injury Therapy and Post-Cure Assessment
A specially designed molybdenum oxide nanozyme can treat and monitor acute kidney injury effectively.
research Evolution And Genetic Architecture Of Sex-Limited Polymorphism In Cuckoos
Female cuckoo color differences are linked to their unique genes and help avoid male harassment.
research Revisiting the Role of Melatonin in Human Melanocyte Physiology: A Skin Context Perspective
Melatonin affects skin and hair color and protects skin cells, with potential benefits for hair growth and skin health.
research Post-Traumatic Stress Disorder: Obama, Palin, and Marie-Antoinette
Stress does not greatly speed up aging or hair loss in politicians.
research Sensitive Quantitative In Vivo Assay for Evaluating the Effects of Biomolecules on Hair Growth and Coloring Using Direct Microinjections into Mouse Whisker Follicles
The new "whisker follicle microinjection assay" can test how different biomolecules affect hair growth and color.
research Minoxidil and Male-Pattern Alopecia: A Potential Role for a Local Regulator of Sebum Secretion with Vasoconstrictive Effects?
Minoxidil, a common hair loss treatment, might work by counteracting a hormone that reduces hair growth and promotes hair loss.
research Absence of H2O2 Breakdown in Human Hair Medulla: Implications in Follicular Melanogenesis
Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
research Histopathology of Aging of the Hair Follicle
Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
research Small Intestinal Organoid-Derived SP Cells Contribute to Repair of Irradiation-Induced Skin Injury
Intestinal stem cells can help repair skin damage from radiation.
research Trichopathophobia: Fear of Hair-Related Diseases in High-Stress Environments
Fear of hair-related issues causes significant mental distress, especially in high-stress women.
research Ketoconazole Shampoo-Induced Hair Discoloration
Ketoconazole shampoo can cause rare pink hair discoloration.
research Eyelash Trichomegaly: Unusual Feature Associated With Systemic Lupus Erythematosus Patient
Long eyelashes in a patient were an unusual sign of systemic lupus erythematosus.
research Racial and Gender Influences on Skin Disease
Different races and genders have unique skin and hair issues, requiring specialized care and more research for effective treatment.
research Chemical Pharmacotherapy Options for Managing Adult Acne
The conclusion is that more research is needed to better understand and treat adult acne, and that patient education and simple treatment plans are important for better results.