December 2025 in “Nature Communications” In this study using mouse models, researchers found that elevated IL-17a in aged olfactory epithelium impairs olfactory function, while IL-17a inhibition promotes regeneration and mitigates age-related decline.
December 2025 in “Nature Communications” This study demonstrated that skin organoids derived from human stem cells can model cutaneous tuberculosis, revealing that fibrosis development in Mycobacterium tuberculosis-infected organoids is linked to the PI3K-AKT and AP1 pathways in fibroblasts, and suggesting the potential for antifibrotic treatment evaluation.
This study found that intrinsic feedback loops are crucial for maintaining the function of human dermal papilla cells during hair growth, highlighting the importance of autocrine signaling and niche reprogramming for advancing hair follicle biology and regenerative therapies for hair loss.
March 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, early prenatal treatment with Minoxidil, a lysyl hydroxylase inhibitor, partly improved cardiac outflow tract septation in Tbx1 mutant mice, suggesting that inhibiting collagen cross-linking may mitigate some effects of Tbx1 mutation associated with DiGeorge syndrome.
November 2023 in “Frontiers in veterinary science” In this study, researchers used yaks as a natural model to investigate hair growth mechanisms, overcoming previous limitations by establishing in vitro models of hair follicle-associated cells and optimizing methods for cell culture and differentiation.
August 2023 in “Scientific reports” In this study, researchers differentiated human induced pluripotent stem cells into dermal papilla-like cells and observed gene expression dynamics during five stages of dermal differentiation, demonstrating the potential of these cells to interact with epidermal cells in functional assays.
April 2023 in “Egyptian journal of Immunology” This study found that human platelet lysate supported mesenchymal stem cell growth as effectively as fetal bovine serum, while fetal bovine serum was more effective for hepatocyte proliferation.
June 2021 in “Experimental and Therapeutic Medicine” In this study, mouse hair follicle stem cells cultured in mouse embryonic fibroblast/keratinocyte serum-free medium exhibited the highest proliferative ability and stronger osteogenic differentiation potential, similar to hair follicle dermal papilla cells.
September 2020 in “Kocatepe Veterinary Journal” This study suggests that equine adipose tissue stem cells may be a promising option for cellular regenerative therapy in equines due to their differentiation capabilities and proliferation potential, but further molecular characterization is needed.
January 2019 in “Advances in stem cells and their niches” This review outlines the various fibroblast subsets in the skin dermis, their origins, and their influence on epidermal stem cell behavior, highlighting the role of the local dermal niche in stem cell plasticity.
January 2019 in “Durham e-Theses (Durham University)” This study utilized advanced imaging techniques to quantify hair damage and dye uptake dynamics, revealing that compound penetration in hair is influenced by molecule size and lipophilicity.
September 2017 in “Journal of Investigative Dermatology” This study found that hyaluronic acid increased the size and cell proliferation of mixed aggregates in a 3D culture model, indicating its role in human hair follicle germ-like structure formation without enhancing dermal papilla cell markers.
September 2017 in “Journal of Investigative Dermatology” This study found that dermal papilla cells exhibit stage-dependent variation in histone methylation during the hair follicle cycle and display distinct chromatin marker expression when transitioning to in vitro culture.
September 2017 in “Journal of Investigative Dermatology” In this study, low-dose 453 nm blue light appeared to enhance hair growth by interacting with specific photoreceptors in the outer root sheath cells.
September 2017 in “Journal of Investigative Dermatology” This study found that their novel 3D-imaging method, ASAXA-μCT, identified shrinkage of sweat glands as a key factor in skin aging, which leads to dermal defects, decreased elasticity, and increased wrinkling and sagging.
September 2017 in “Journal of Investigative Dermatology” In this study, the novel ASAXA-μCT imaging method identified that the shrinkage of sweat glands with aging causes dermal defects, reducing skin elasticity and contributing to wrinkling and sagging.
April 2017 in “Journal of Investigative Dermatology” This study demonstrated that mitochondrial function in keratinocytes is crucial for maintaining skin homeostasis and hair follicle development, as its impairment led to disrupted hair morphogenesis and early death in mice.
April 2017 in “Journal of Investigative Dermatology” The researchers reported that iPSCs derived from Sendai virus reprogrammed blood cells can mature into functional keratinocytes for up to 60 days, potentially offering new approaches for DEB treatment.
April 2017 in “Journal of Investigative Dermatology” Applying pseudoceramide improved skin and hair health.
April 2017 in “Journal of Investigative Dermatology” This study found that long-term hair follicle stem cells originate from embryonic progenitor cells in a niche with reduced Wnt/β-catenin signaling, which is essential for their specification.
September 2017 in “Journal of Investigative Dermatology” This study found that Bone morphogenetic proteins (BMPs) play a crucial role in dermal papilla cells' ability to induce hair follicle stem cell differentiation, and that androgens may impair this process by downregulating BMPs.
April 2017 in “Journal of Investigative Dermatology” This study found that human iPSC-derived dermal papilla precursor cells can regenerate hair follicle structures, offering a potential new treatment approach for permanent alopecia.
16 citations
,
October 2021 in “Techniques in Coloproctology” This study found that using autologous adipose-derived stromal vascular fraction enriched with platelet-rich plasma may improve healing rates in patients undergoing flap repair for transsphincteric cryptoglandular fistulas.
3 citations
,
August 2014 in “Cellular reprogramming” This study found that multipotent neural crest stem cells from hair follicles require a full set of reprogramming factors for induced pluripotent stem cell induction, similar to fibroblasts.
October 2025 in “Journal of Translational Medicine” This literature review discusses the challenges and potential strategies for creating fully functional hair follicles capable of active cycling, emphasizing the molecular mechanisms, signaling pathways, and innovative regenerative techniques, such as hair micropatterning and three-dimensional printing, crucial for optimizing hair follicle regeneration.
1160 citations
,
November 2018 in “Physiological Reviews” This review discusses the potential of single cell technologies to improve understanding and treatment of impaired wound healing and reports no new clinical results.
855 citations
,
June 2009 in “The Journal of Clinical Endocrinology & Metabolism” The guideline recommends mental health involvement in diagnosing gender identity disorder and outlines hormone and surgical treatment protocols, emphasizing safety, informed consent, and long-term monitoring.
479 citations
,
January 2005 in “BioEssays” This review introduces the morphological and molecular principles of hair follicle development but reports no new experimental results, focusing on recent insights and forming a working hypothesis.
434 citations
,
October 2003 in “PTR. Phytotherapy research/Phytotherapy research” This review discusses the use of natural products in cosmetic preparations for skin and hair care, but reports no new research results.
417 citations
,
September 2005 in “PLoS biology” This study developed molecular signatures for dermal papilla cells and their niche, uncovering novel signaling regulators and genes linked to hair disorders, which may inform future hair development research.