research 5α-Reductase activity in the human hair follicle concentrates in the dermal papilla
The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
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240-270 / 1000+ results research 022 Randomized, double-blind, placebo-controlled, single-centre, phase I safety study of intradermal injections of autologous fibroblasts isolated from the non-bulbar dermal sheath of the hair follicle to treat skin aging
RCS-01 is safe and may help rejuvenate aging skin.
research Soluble factors from human hair papilla cells and dermal fibroblasts dramatically increase the clonal growth of outer root sheath cells
research Analysis of Apoptotic Cell Death in Human Hair Follicles In Vivo andIn Vitro
Apoptosis in hair follicles varies by growth phase, with TGF-β possibly starting the catagen phase.
research Hair growth at a solid-liquid interface as a protein crystal without cell division
Hair grows like a crystal at a solid-liquid interface without cell division.
research Changing Patterns of Localization of Putative Stem Cells in Developing Human Hair Follicles
Stem cells in developing hair follicles move to specific areas as they mature.
research A novel monoclonal antibody to the outer root sheath cells
The new antibody, TYHF-1, specifically targets certain hair-related structures.
research 640 Exploring the synergic effects of a plant and a peptide on hair follicle pigmentation
The combination of a plant extract and a peptide can increase hair pigmentation and may reverse greying.
research Histopathologic Evaluation of Alopecias
The document concludes that accurate diagnosis of different types of hair loss requires careful examination of hair and scalp tissue, considering both clinical and microscopic features.
research Trichohyalin: Presence in the Granular Layer and Stratum Corneum of Normal Human Epidermis
Trichohyalin is also found in the outer layers of normal human skin.
research Anatomy and Physiology of Hair
Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.
research “Arrow” sign: A rapid microscopic diagnosis of hair change associated with epidermal growth factor receptor inhibitors
A new method quickly detects hair changes from EGFR inhibitors using a microscope.
research Curly Hair Follicle is Sculpted by a Contracted Arrector Pili Muscle. A Hypothesis with Treatment Implications
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
research Curly Hair Follicle is Sculpted by a Contracted Arrector Pili Muscle. A Hypothesis with Treatment Implications
Relaxing certain muscles might straighten curly hair.
research Nestin expression in hair follicle sheath progenitor cells
Nestin is found in hair follicle progenitor cells, linking them to neural stem cells.
research Contrasting Localization of c-Myc with Other Myc Superfamily Transcription Factors in the Human Hair Follicle and During the Hair Growth Cycle
Different Myc family proteins are located in various parts of the hair follicle and may affect stem cell behavior.
research A Novel Type II Cytokeratin, mK6irs, is Expressed in the Huxley and Henle Layers of the Mouse Inner Root Sheath
A new protein, mK6irs, is found in specific hair layers and may help understand hair growth and diseases.
research Hair Histology and Glycosaminoglycans Distribution Probed by Infrared Spectral Imaging: Focus on Heparan Sulfate Proteoglycan and Glypican-1 during Hair Growth Cycle
Infrared spectral imaging can map hair growth proteins and sugars without staining.
research Morphogenesis and Renewal of Hair Follicles from Adult Multipotent Stem Cells
Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
research Keratins of the Human Hair Follicle
More research is needed to understand how hair keratins work and their role in hair disorders.
research Disruption of P2RY5, an orphan G protein–coupled receptor, underlies autosomal recessive woolly hair
Mutations in the P2RY5 gene cause autosomal recessive woolly hair.
research Dihydrotestosterone-Inducible Dickkopf 1 from Balding Dermal Papilla Cells Causes Apoptosis in Follicular Keratinocytes
A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
research A Missense Mutation within the Helix Initiation Motif of the Keratin K71 Gene Underlies Autosomal Dominant Woolly Hair/Hypotrichosis
A specific gene mutation causes woolly hair and hair loss.
research Expression of the Orphan Protein Plet-1 during Trichilemmal Differentiation of Anagen Hair Follicles
Plet-1 protein helps hair follicle cells move and stick to tissues.
research μ-Crystallin, Thyroid Hormone-binding Protein, is Expressed Abundantly in the Murine Inner Root Sheath Cells
μ-Crystallin may help hair growth by affecting thyroid hormone levels in mouse hair follicles.
research A STUDY OF THE DIFFERENTIATION PRODUCTS OF THE HAIR FOLLICLE CELLS WITH THE ELECTRON MICROSCOPE.
Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
research Morphological analysis of in vitro human hair growth
Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.
research Self-assembled complete hair follicle organoids by coculture of neonatal mouse epidermal cells and dermal cells in Matrigel
Scientists created complete hair-like structures by growing mouse skin cells together in a special gel.
research Kartogenin regulates hair growth and hair cycling transition
Kartogenin may help treat hair loss by promoting hair growth and extending the hair growth phase.
research Human Pilosebaceous Culture
Hair follicle cells can help heal wounds and study skin diseases.