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![Distinct Stem Cells Contribute to Mammary Gland Development and Maintenance](/images/research/3871b165-762b-4872-baf3-ae607ce37d41/small/19855.jpg)
research Distinct Stem Cells Contribute to Mammary Gland Development and Maintenance
Different types of long-lasting stem cells are responsible for the growth and upkeep of the mammary gland.
![Defining the Impact of Beta-Catenin/Tcf Transactivation on Epithelial Stem Cells](/images/research/5ef7bfc3-57a4-499a-bc31-79ddc32e069f/small/35674.jpg)
research Defining the Impact of Beta-Catenin/Tcf Transactivation on Epithelial Stem Cells
β-catenin is essential for stem cell activation and proliferation in hair follicles.
![APCDD1 Is a Novel Wnt Inhibitor Mutated in Hereditary Hypotrichosis Simplex](/images/research/e10f0ab5-0794-4b60-a1a0-1fb319a671a3/small/26265.jpg)
research APCDD1 Is a Novel Wnt Inhibitor Mutated in Hereditary Hypotrichosis Simplex
A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
![Stress Inhibits Hair Growth in Mice by Inducing Premature Catagen Development and Harmful Perifollicular Inflammatory Events via Neuropeptide Substance P-Dependent Pathways](/images/research/91e65c46-ca53-467a-94ea-2a2858869340/small/25093.jpg)
research Stress Inhibits Hair Growth in Mice by Inducing Premature Catagen Development and Harmful Perifollicular Inflammatory Events via Neuropeptide Substance P-Dependent Pathways
Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.
![Increased Copy Number of the TERT and TERC Telomerase Subunit Genes in Cancer Cells](/images/research/e6c4adf9-c5b4-4bc2-bb61-3fae32c8ab50/small/23225.jpg)
research Increased Copy Number of the TERT and TERC Telomerase Subunit Genes in Cancer Cells
Cancer cells often have more copies of TERT and TERC genes, which helps them grow and could affect patient outcomes.
![The Mesenchymal Component of Hair Follicle Neogenesis: Background, Methods, and Molecular Characterization](/images/research/ff27173d-e09d-4536-b1b0-12a5de0cf559/small/12208.jpg)
research The Mesenchymal Component of Hair Follicle Neogenesis: Background, Methods, and Molecular Characterization
The document concludes that specific cells are essential for hair growth and more research is needed to understand how to maintain their hair-inducing properties.
![MicroRNA-302 Increases Reprogramming Efficiency via Repression of NR2F2](/images/research/330396d2-1a4a-4a6e-af03-885c5f706610/small/33508.jpg)
research MicroRNA-302 Increases Reprogramming Efficiency via Repression of NR2F2
MicroRNA-302 helps improve the conversion of body cells into stem cells by blocking NR2F2.
![Thyroid Hormones Directly Alter Human Hair Follicle Functions: Anagen Prolongation and Stimulation of Both Hair Matrix Keratinocyte Proliferation and Hair Pigmentation](/images/research/00b1292e-18be-4167-a822-5045d5c98d3c/small/23218.jpg)
research Thyroid Hormones Directly Alter Human Hair Follicle Functions: Anagen Prolongation and Stimulation of Both Hair Matrix Keratinocyte Proliferation and Hair Pigmentation
Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
![Ontogenetic Transition in Fetal Wound Transforming Growth Factor-Beta Regulation Correlates with Collagen Organization](/images/research/fee2add0-140a-4345-825d-fe62a27270eb/small/20030.jpg)
research Ontogenetic Transition in Fetal Wound Transforming Growth Factor-Beta Regulation Correlates with Collagen Organization
Fetal wound healing changes with development, affecting inflammation and collagen, which may influence scarring.
![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](/images/research/04a93fba-b549-4c4b-95c2-595bcd9715d0/small/23248.jpg)
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.
![Extracellular Matrix Degradation Products and Low-Oxygen Conditions Enhance the Regenerative Potential of Perivascular Stem Cells](/images/research/1da1040e-2880-4df5-be3a-c454b96ea581/small/19879.jpg)
research Extracellular Matrix Degradation Products and Low-Oxygen Conditions Enhance the Regenerative Potential of Perivascular Stem Cells
Low-oxygen conditions and ECM degradation products increase the healing abilities of perivascular stem cells.
![Control of Pelage Hair Follicle Development and Cycling by Complex Interactions Between Follistatin and Activin](/images/research/28cf0a2d-a4f2-44a5-8692-b739dc540dcf/small/25733.jpg)
research Control of Pelage Hair Follicle Development and Cycling by Complex Interactions Between Follistatin and Activin
Follistatin helps hair growth and cycling, while activin prevents it.
![Thyrotropin Releasing Hormone: A New Player in Human Hair Growth Control](/images/research/d315ac6e-099e-402e-adc0-fd8abc282571/small/34961.jpg)
research Thyrotropin Releasing Hormone: A New Player in Human Hair Growth Control
TRH stimulates human hair growth and extends the hair growth phase.
![Identifying Novel Strategies for Treating Human Hair Loss Disorders: Cyclosporine A Suppresses the Wnt Inhibitor, SFRP1, in the Dermal Papilla of Human Scalp Hair Follicles](/images/research/3bd958b7-c08b-403e-a683-1fc91797d722/small/22980.jpg)
research Identifying Novel Strategies for Treating Human Hair Loss Disorders: Cyclosporine A Suppresses the Wnt Inhibitor, SFRP1, in the Dermal Papilla of Human Scalp Hair Follicles
Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
![Lamins in Development, Tissue Maintenance, and Stress](/images/research/c5e12d96-ef77-435d-ac93-ea8d35db2e3e/small/35495.jpg)
research Lamins in Development, Tissue Maintenance, and Stress
Lamins are vital for cell survival, organ development, and preventing premature aging.
![Potential Targets in the Discovery of New Hair Growth Promoters for Androgenic Alopecia](/images/research/c04ea5fe-328f-40b5-8f56-0ce38fbf3e69/small/3464.jpg)
research Potential Targets in the Discovery of New Hair Growth Promoters for Androgenic Alopecia
The document concludes that targeting 5α-reductase, the androgen receptor, and hair growth genes, along with using compounds with anti-androgenic properties, could lead to more effective hair loss treatments.
![Pharmacological BACE1 and BACE2 Inhibition Induces Hair Depigmentation by Inhibiting PMEL17 Processing in Mice](/images/research/67b4d478-b666-4afd-9e1a-48277be004b4/small/35291.jpg)
research Pharmacological BACE1 and BACE2 Inhibition Induces Hair Depigmentation by Inhibiting PMEL17 Processing in Mice
Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.
![Stem Cell Plasticity Enables Hair Regeneration Following Lgr5+ Cell Loss](/images/research/e04ba536-d4b4-424c-be4e-bfbe27b3a119/small/19539.jpg)
research Stem Cell Plasticity Enables Hair Regeneration Following Lgr5+ Cell Loss
Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
![Ultrasound-Activated Particles as CRISPR/Cas9 Delivery System for Androgenic Alopecia Therapy](/images/research/243a92e4-50c3-4238-8037-0242347407b0/small/4729.jpg)
research Ultrasound-Activated Particles as CRISPR/Cas9 Delivery System for Androgenic Alopecia Therapy
Scientists have created a new hair loss treatment using ultrasound to deliver gene-editing particles, which resulted in up to 90% hair regrowth in mice.
![Noncoding dsRNA Induces Retinoic Acid Synthesis to Stimulate Hair Follicle Regeneration via TLR3](/images/research/7431fd31-59e2-47e8-93ec-ceabf07dbc50/small/4555.jpg)
research Noncoding dsRNA Induces Retinoic Acid Synthesis to Stimulate Hair Follicle Regeneration via TLR3
Noncoding dsRNA boosts hair growth by activating TLR3 and increasing retinoic acid.
![The Pharmacology of Regenerative Medicine](/images/research/bcfcf46d-3599-4578-b6d5-8ec874c16f34/small/20099.jpg)
research The Pharmacology of Regenerative Medicine
Regenerative pharmacology, which combines drugs with regenerative medicine, shows promise for repairing damaged body parts and needs more interdisciplinary research.
![TGF-β2 Is Specifically Expressed in Human Dermal Papilla Cells and Modulates Hair Folliculogenesis](/images/research/7886a053-45d8-414f-9112-1031027daae3/small/30923.jpg)
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.
![Autophagy Is Essential for Maintaining the Growth of a Human Mini-Organ: Evidence from Scalp Hair Follicle Organ Culture](/images/research/4403b3a7-191f-4974-945a-d0024c18b39b/small/24096.jpg)
research Autophagy Is Essential for Maintaining the Growth of a Human Mini-Organ: Evidence from Scalp Hair Follicle Organ Culture
Autophagy is important for human hair growth and health.
![Ultraviolet B Preconditioning Enhances the Hair Growth-Promoting Effects of Adipose-Derived Stem Cells Via Generation of Reactive Oxygen Species](/images/research/621ee789-1b3e-47b0-9e17-44bb4ce07605/small/23142.jpg)
research Ultraviolet B Preconditioning Enhances the Hair Growth-Promoting Effects of Adipose-Derived Stem Cells Via Generation of Reactive Oxygen Species
Low-dose UVB light improves hair growth effects of certain stem cells by increasing reactive oxygen species.
![Genetically-Manipulated Adult Stem Cells as Therapeutic Agents and Gene Delivery Vehicles for Wound Repair and Regeneration](/images/research/34f9b6c6-2a80-4166-9fc7-aa489234ee1b/small/12860.jpg)
research Genetically-Manipulated Adult Stem Cells as Therapeutic Agents and Gene Delivery Vehicles for Wound Repair and Regeneration
Genetically-altered adult stem cells can help in wound healing and are becoming crucial in regenerative medicine and drug design.
![Straight Hair Associated with Interferon-Alpha Plus Ribavirin in Hepatitis C Infection](/images/research/714522a7-1b46-46db-97cf-285c52f442de/small/25119.jpg)
research Straight Hair Associated with Interferon-Alpha Plus Ribavirin in Hepatitis C Infection
ALA-PDT is effective and safe for chronic X-ray dermatitis, providing complete or partial remission.
![Planar Cell Polarity-Dependent and Independent Functions in the Emergence of Tissue-Scale Hair Follicle Patterns](/images/research/3d732848-cb05-4800-95fe-0bed3a6b85b2/small/19517.jpg)
research Planar Cell Polarity-Dependent and Independent Functions in the Emergence of Tissue-Scale Hair Follicle Patterns
Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
![Dihydrotestosterone Inhibits Hair Growth in Mice by Inhibiting Insulin-Like Growth Factor-I Production in Dermal Papillae](/images/research/f68d4676-c2a3-4cdb-a792-ba65b03d7dba/small/26123.jpg)
research Dihydrotestosterone Inhibits Hair Growth in Mice by Inhibiting Insulin-Like Growth Factor-I Production in Dermal Papillae
Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
![Characterization and Chromosomal Localization of Human Hair-Specific Keratin Genes and Comparative Expression During the Hair Growth Cycle](/images/research/41c7206a-64af-41c7-97d4-cf0b1ec3a312/small/29681.jpg)
research Characterization and Chromosomal Localization of Human Hair-Specific Keratin Genes and Comparative Expression During the Hair Growth Cycle
Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.