January 2008 in “HAL (Le Centre pour la Communication Scientifique Directe)” This study identified complex regulatory elements and interactions involving the Hr gene and HR protein that are crucial for hair follicle formation and cycling in mammals.
3 citations
,
October 2006 in “Journal of dermatology” This study reported that X-ray microscopy provides more intact images of hair's internal structure compared to transmission electron microscopy, particularly for observing fine details like cuticle coarsening and cortex cracks.
9 citations
,
January 2021 in “Biomolecules” This study demonstrates the potential of infrared spectral imaging to assess hair follicle structures and heparan sulfate proteoglycan distribution across different phases of the hair growth cycle, offering promise for alopecia research.
2 citations
,
March 2015 in “Human & Experimental Toxicology” This study found that hyperbaric oxygen treatment in rats led to structural changes in epidermis and dermis, including decreased E-cadherin expression and increased connective tissue.
26 citations
,
September 1999 in “Canadian Journal of Botany” This study found that a recessive mutation in the RHD4 gene of Arabidopsis thaliana leads to slower and more variable tip growth in seedling root hairs, resulting in shorter and wider hairs than in wild-type plants.
37 citations
,
October 2006 in “Archives of Biochemistry and Biophysics” This study describes a patient with hereditary vitamin D resistant rickets (HVDRR) who, despite having a truncated vitamin D receptor, did not exhibit typical hair or skin abnormalities, suggesting possible compensation via interactions with other proteins.
May 2011 in “Journal of Clinical Neuroscience” This article discusses a case of Vogt-Koyanagi-Harada disease, detailing symptoms, diagnostic features, and treatment with corticosteroids, but it reports no new clinical findings.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
52 citations
,
October 1999 in “Developmental Dynamics” This study found that the hairless gene in mice has a more extensive role in development than previously thought, as indicated by its expression in various tissues and associated abnormalities in hr/hr mutants.
18 citations
,
October 2009 in “Endocrinology” This study demonstrated that both HR isoforms are expressed in keratinocytes, but HRDelta1072-1126 lacks corepressor activity and may act as a coactivator by inhibiting HDAC recruitment to the VDR transcriptional complex.
January 2006 in “Advances in developmental biology” This review discusses the roles of the hairless (HR) protein as a corepressor, particularly its impact on RORα-mediated transcriptional repression, and reports no new experimental findings.
18 citations
,
August 2009 in “Skin Research and Technology” In this study, optical coherence tomography was used to produce 3D images of human hair, revealing that after chemical treatment with ammonium thioglycolate, the main hair structures were not identifiable due to damage.
9 citations
,
April 2024 in “Cureus” This study outlines the features and diagnosis of Vogt-Koyanagi-Harada disease, highlighting its association with specific genes, its prevalence among pigmented races, and treatment with systemic steroids and immunosuppressants.
November 2025 in “Informatica” This study introduces a novel image enhancement method that significantly improves the visual quality of low-light sports images by utilizing improved bilateral filtering and the CLAHE algorithm, achieving a 65.24% improvement in color and edge detail preservation compared to state-of-the-art methods on the LOL dataset.
March 2021 in “CRC Press eBooks” This article reviews the optimal methods for photographic documentation in managing patients with androgenetic or diffuse alopecia and reports no clinical results.
May 2026 in “Applied Spectroscopy” This study used Raman spectroscopy and wide-angle X-ray scattering to observe two main α-helix to β-sheet transitions in hair keratin under varying humidity levels, finding that water impacts when these structural changes occur, involving a disordered state.
December 2022 in “Skin Pharmacology and Physiology” This study found that most hair shaft abnormalities can be accurately diagnosed using a handheld dermoscope in a clinical setting.
2 citations
,
May 2006 in “Archives of Pathology & Laboratory Medicine” This case report describes a 40-year-old woman with Birt-Hogg-Dubé syndrome diagnosed with multiple chromophobe renal cell carcinomas, highlighting the importance of recognizing associated dermatologic lesions for early intervention.
215 citations
,
September 2003 in “Journal of Biological Chemistry” This study found that the hairless gene product (Hr) suppresses VDR-mediated gene activation by directly interacting with the vitamin D receptor, potentially affecting hair follicle function.
November 2025 in “Journal of Investigative Dermatology” Radiation-induced hair loss may be caused by hair growth stopping and inflammation in blood vessels.
1 citations
,
May 2019 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” In this study, a novel VDR gene mutation was identified in a child with HVDRR, and the researchers observed that high-dose intravenous calcium therapy led to significant and sustained improvement in rickets symptoms.
23 citations
,
December 1977 in “Virchows Archiv B Cell Pathology”
August 2026 in “Lasers in Medical Science” This review suggests that hyperspectral and terahertz imaging show promise in non-invasively assessing scalp changes associated with hair loss, but further validation is needed for clinical application.
February 2023 in “Frontiers in Bioengineering and Biotechnology” This review discusses the potential of optical techniques for diagnosing and treating oxidative stress-related hepatic ischemia-reperfusion injury, highlighting the need for non-invasive diagnostic methods and the anti-oxidative potential of optical therapies; it reports no new clinical results.
4 citations
,
April 2014 in “Lasers in Surgery and Medicine” This observational study reports that a TRASER device using specific wavelengths for vascular and follicular targets showed both clinical responses and histological changes, suggesting its potential as an effective vascular and hair removal tool.
9 citations
,
September 2012 in “Journal of Cosmetic Dermatology” This study introduced hair capacitance mapping as a promising technique for assessing hair surface moisture dynamics, revealing that weathered hair loses moisture more quickly than intact hair.
4 citations
,
April 2018 in “Journal of Investigative Dermatology” This study suggests that hydroxypinacolone retinoate (HPR) may be an effective alternative to tretinoin for anti-aging skin treatments, offering similar collagen production benefits without increased skin irritation.
30 citations
,
January 2009 in “Nuclear Receptor Signaling” This study identified the Hairless (Hr) gene-encoded protein as a corepressor that plays a crucial role in maintaining skin and hair by regulating epithelial stem cell differentiation and gene expression via chromatin remodeling, which may impact both development and disease.
September 2025 in “Radboud University Press eBooks” This study investigated AHR signaling's role in skin biology and reported that novel AHR ligands may help restore keratinocyte function and reduce inflammation in skin diseases, suggesting their potential as therapeutic agents.
January 2026 in “Pattern Recognition” This study found that their newly developed ADRL framework significantly improved the accuracy of scalp tissue layer segmentation in HR-MR images compared to existing methods.