research Interaction Between Dermal Papilla Cells and Follicular Epithelial Cells In Vitro: Effect of Androgen
Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
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research 15-Deoxy Prostaglandin J2, The Nonenzymatic Metabolite Of Prostaglandin D2, Induces Apoptosis In Keratinocytes Of Human Hair Follicles: A Possible Explanation For Prostaglandin D2-Mediated Inhibition Of Hair Growth
A substance called 15-deoxy prostaglandin J2 can cause hair follicle cells to die, which might explain how prostaglandin D2 can lead to hair loss.
research Towards Dissecting the Pathogenesis of Retinoid-Induced Hair Loss: All-Trans Retinoic Acid Induces Premature Hair Follicle Regression by Upregulation of Transforming Growth Factor-β2 in the Dermal Papilla
All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
research Wnt/B-Catenin and ERK Pathway Activation: The Possible Mechanism of Various Light-Emitting Diode Light Regulates the Proliferation of Human Outer Root Sheath Cells
LED light helps human hair root cells grow and prevents them from dying by activating specific growth pathways.
research Hair Follicle Cell Mixture Forms Hair Follicle-Like Structures After Subcutaneous Implantation in Nude Mice
Implanted human scalp cells can regenerate hair-like structures in mice.
research Evaluating Hair Growth Promoting Effects of Candidate Substances: A Review of Research Methods
The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
research The Glypican-1/HGF/C-Met and Glypican-1/VEGF/VEGFR2 Ternary Complexes Regulate Hair Follicle Angiogenesis
Glypican-1 is important for blood vessel growth in hair follicles and could help treat hair loss.
research Inhibition of Rab27a and Rab27b Has Opposite Effects on the Regulation of Hair Cycle and Hair Growth
Blocking Rab27a slows hair growth, while blocking Rab27b encourages it.
research AP Collagen Peptides (APCPs) Promote Hair Growth by Activating the GSK-3β/β-Catenin Pathway and Improve Hair Condition
AP collagen peptides help hair grow and improve hair health.
research Induction of Hair Growth in Hair Follicle Cells and Organ Cultures Upon Treatment with 30 kHz Frequency Inaudible Sound via Cell Proliferation and Antiapoptotic Effects
Inaudible sound at 30 kHz can boost hair growth and decrease hair loss by promoting cell growth and reducing cell death in hair follicles.
research Cell-Based Model Systems for Validation of Efficacy Claims for Cosmetic Ingredients
Cell-based models help test if cosmetic ingredients really work for hair growth and skin health.
research Two-Cell Assemblage Assay: A Simple In Vitro Method for Screening Hair Growth-Promoting Compounds
The "Two-Cell Assemblage" assay is a new, simple method to identify substances that may promote hair growth.
research Would You Recognize This Lesion as a Gumma Syphilitica?
LED light helps hair follicle cells grow and prevents them from dying by activating certain cell pathways.
research Hair-Growth-Promoting Effect of Conditioned Medium of High Integrin α6 and Low CD71 Positive Keratinocyte Cells
A special mix from certain skin cells can help hair grow by making hair root cells grow faster and activating growth signals.
research The Use of Polyethylenimine–DNA to Topically Deliver hTERT to Promote Hair Growth
Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
research Fabrication and Characterization of Epithelial Scaffolds for Hair Follicle Regeneration
Scientists created three types of structures to help regrow hair follicles, and all showed promising results for hair regeneration.
research Hair Follicle Regeneration After Implantation of Hair Follicle Cells into Subcutis of Nude Mice
Hair follicle-like structures can form when specific hair cells are mixed and implanted in mice.
research Mechanism of Action of Androgen in Hair Follicles
Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
research Metformin, an Activator of AMPK, Promotes the Growth of Hair Follicles via the AMPK/β-Catenin Signaling Pathway
Metformin helps hair growth by affecting cell signals related to hair follicle development.
research Antimicrobial Peptide Lysozyme Has the Potential to Promote Mouse Hair Follicle Growth In Vitro
Lysozyme might help mouse hair grow.
research Environment of the Anagen Follicle
The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.
research Compartmentation of Mitochondrial and Oxidative Metabolism in Growing Hair Follicles: A Ring of Fire
Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
research Human Placental Extract Exerts Hair Growth-Promoting Effects Through the GSK-3β Signaling Pathway in Human Dermal Papilla Cells
Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
research Effect of Miscanthus Sinensis Var. Purpurascens Flower Extract on Proliferation and Molecular Regulation in Human Dermal Papilla Cells and Stressed C57BL/6 Mice
Miscanthus sinensis flower extract may help promote hair growth and prevent hair loss.
research Establishment of Dermal Sheath Cell Line from Cashmere Goat and Characterizing Cytokeratin 13 as Its Novel Biomarker
Scientists created a new cell line from Cashmere goat hair and found that cytokeratin 13 is a unique marker for certain skin cells.
research Effect of 5α-Dihydrotestosterone and Testosterone on Apoptosis in Human Dermal Papilla Cells
High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
research TGF-β2 Is Specifically Expressed in Human Dermal Papilla Cells and Modulates Hair Folliculogenesis
TGF-β2 plays a key role in human hair growth and development.
research The mRNA for Protease Nexin-1 is Expressed in Human Dermal Papilla Cells and its Level is Affected by Androgen
Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
research The Effect of JAK Inhibitor on Survival, Anagen Re-Entry, and Hair Follicle Immune Privilege Restoration in Human Dermal Papilla Cells
Ruxolitinib may help treat hair loss by reducing inflammation, promoting hair growth signals, and protecting hair follicle immunity.
research Hair Growth Promoting Effect of Houttuynia Cordata Extract in Cultured Human Hair Follicle Dermal Papilla Cells
Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.