research Workplace Drug Testing Using Hair Samples
Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
Search
for
Sort by
Research
390-420 / 1000+ results 
research Hair: A Review of Prominent Scalp Hair Changes throughout a Females’ Life
Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
research Novel Technique of Follicular Unit Extraction Hair Transplantation with a Powered Punching Device
The new powered hair transplant method is faster and damages fewer grafts than the manual technique.
research Growth of the Hair
Hair growth is cyclic and influenced mainly by local factors.
research Tissue engineering of human hair follicles using a biomimetic developmental approach
Researchers created human hair follicles using a new method that could help treat hair loss.
research Follicular Unit Extraction: Minimally Invasive Surgery for Hair Transplantation
Follicular Unit Extraction (FUE) is a less invasive hair transplant method with minimal scarring, suitable for about 60% of patients, especially those needing fewer grafts and quicker recovery.
research Hairless triggers reactivation of hair growth by promoting Wnt signaling
The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
research PDGF isoforms induce and maintain anagen phase of murine hair follicles
PDGF isoforms can promote and sustain hair growth.
research Stem cell dynamics in the hair follicle niche
Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.
research Changes in hair weight in men with androgenetic alopecia after treatment with finasteride (1 mg daily): Three- and 4-year results
Finasteride increases hair weight and count in men with hair loss, with best results after four years.
research Changes in hair weight and hair count in men with androgenetic alopecia after treatment with finasteride, 1 mg, daily
Finasteride increases hair weight and count in men with hair loss.
research Multi-layered environmental regulation on the homeostasis of stem cells: The saga of hair growth and alopecia
Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
research Plasticity and Cytokinetic Dynamics of the Hair Follicle Mesenchyme During the Hair Growth Cycle: Implications for Growth Control and Hair Follicle Transformations
Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.
research Skin physiology in microgravity: a 3-month stay aboard ISS induces dermal atrophy and affects cutaneous muscle and hair follicles cycling in mice
A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
research Low-level laser treatment accelerated hair regrowth in a rat model of chemotherapy-induced alopecia (CIA)
Low-level laser treatment helped rats regrow hair faster after chemotherapy.
research Keratin network modifications lead to the mechanical stiffening of the hair follicle fiber
Changes in keratin make hair follicles stiffer.
research Skin-permeable liposome improved stability and permeability of bFGF against skin of mice with deep second degree scald to promote hair follicle neogenesis through inhibition of scar formation
A new liposome treatment helps heal deep burns on mice by improving hair regrowth and reducing scarring.
research Complications in Hair-Restoration Surgery
Hair restoration surgery can have complications; success depends on patient education, careful planning, and proper execution.
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 Various Types of Minor Trauma to Hair Follicles During Follicular Unit Extraction for Hair Transplantation
Hair follicle damage happens during hair transplants and can impact success; better surgical methods are needed.
research Mesenchymal Stem Cells From Mouse Hair Follicles Reduce Hypertrophic Scarring in a Murine Wound Healing Model
Mouse stem cells from hair follicles can improve wound healing and reduce scarring.
research Decorin promotes proliferation and migration of ORS keratinocytes and maintains hair anagen in mice
Decorin helps hair cells grow and move, and keeps hair growth phase going in mice.
research Hair Growth Promoting Effect of 4HGF Encapsulated with PGA Nanoparticles (PGA-4HGF) by β-Catenin Activation and Its Related Cell Cycle Molecules
PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
research t-Flavanone Improves the Male Pattern of Hair Loss by Enhancing Hair-Anchoring Strength: A Randomized, Double-Blind, Placebo-Controlled Study
t-Flavanone helps improve male pattern hair loss by making hair roots stronger.
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 Placebo‐controlled dose‐effect studies with topical minoxidil 2% or 5% in male‐patterned hair loss treated with oral finasteride employing an analytical and exhaustive study protocol
Minoxidil 5% works better than 2% for hair growth in male-patterned hair loss.
research Low‐Level Light Therapy Downregulates Scalp Inflammatory Biomarkers in Men With Androgenetic Alopecia and Boosts Minoxidil 2% to Bring a Sustainable Hair Regrowth Activity
Light therapy reduces scalp inflammation, boosts hair regrowth with Minoxidil 2%.
research Autologous activated platelet‐rich plasma in hair growth: A pilot study in male androgenetic alopecia with in vitro bioactivity investigation
PRP treatment significantly increased hair density and thickness in male hair loss.
research Effects of SM-215 on Hair Growth by Hair Follicle Stimulation
SM-215 promotes hair growth by improving the environment around hair follicles.
research Evaluation of a hot‐wire hair removal device compared to razor shaving
The hot-wire hair removal device is no better than shaving.