August 2021 in “Journal of the American Academy of Dermatology” In a randomized controlled trial, King et al. found that oral baricitinib at doses of 2 mg and 4 mg significantly improved hair regrowth in adults with alopecia areata compared to placebo, supporting its efficacy and safety for those with substantial scalp hair loss.
1 citations
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November 2002 in “Journal of dermatology” This study investigated the histogenetic relationship between basal cell carcinoma and hair follicles, revealing specific staining patterns of a monoclonal antibody in different skin tissues.
November 2025 in “SKIN The Journal of Cutaneous Medicine” In this phase 3 trial, baricitinib showed effectiveness and safety in both adolescents and adults with severe alopecia areata, with adolescents achieving higher response rates despite more severe baseline conditions, suggesting the advantages of early treatment.
22 citations
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November 2016 in “International journal of molecular sciences” This study suggests that impaired VDR signaling in mice leads to dysregulated Ddit4 expression, impacting hair cycle progression and wound healing.
September 2022 in “Journal of The American Academy of Dermatology” This study found that baricitinib was effective in regrowing eyebrow and eyelash hair in patients with severe alopecia areata, with similar improvements observed in both clinician-reported and patient-reported measures.
June 2023 in “British Journal of Dermatology” In this study, baricitinib showed promising results in improving scalp, eyebrow, and eyelash hair loss in adults with severe and very severe alopecia areata over 52 weeks.
June 2026 in “Research Square” This study identified a group of dermal fibroblasts near hair follicle stem cells in mice that facilitate hair regeneration by creating a biomechanically compliant extracellular matrix, enhancing stem cell activation and promoting a positive feedback loop for tissue regeneration.
93 citations
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May 2010 in “European Journal of Cancer” This phase II trial found that BI 2536 demonstrated limited antitumor activity across five solid tumor types, with no confirmed objective responses observed.
2 citations
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January 1989 This article discusses the history and understanding of Tay syndrome, recognizing it as a distinct condition related to ichthyotic erythroderma, mental retardation, and brittle hair but reports no new clinical results.
April 2017 in “Journal of Investigative Dermatology” In this study, researchers demonstrated that the Id2 gene acts as a direct target and effector of BMP signaling, playing a key role in maintaining quiescence in hair follicle stem cells in vivo.
117 citations
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August 1999 in “Nature Genetics” March 1999 in “Hair transplant forum international” This commentary reflects on the American Board of Hair Restoration Surgery's establishment and does not report new findings.
September 2023 in “Journal of The American Academy of Dermatology” This study aimed to describe the distribution of eyebrow and eyelash hair loss in patients with varying severities of scalp hair loss from alopecia areata but does not report results.
November 2023 in “Dermatology and Therapy” This study found that treatment with baricitinib 4 mg over 52 weeks led to clinically meaningful regrowth of eyebrows and eyelashes in patients with alopecia areata, even without complete scalp hair regrowth.
November 2023 in “Annales de dermatologie et de vénéréologie, FMC” In this study, researchers found that among adults with severe alopecia, continued treatment with baricitinib for 104 weeks maintained hair regrowth effectively in those who responded at 52 weeks, with improved outcomes noted in some initially non-responders receiving 4 mg.
September 2025 in “Digital Commons - RU (Rockefeller University)” This study found that when NFIB was removed in adult mouse hair follicle stem cells, it did not affect their maintenance but unexpectedly led to increased proliferation and differentiation of nearby melanocyte stem cells.
February 2023 in “International journal of molecular sciences” This study used infrared spectral imaging to show for the first time the distribution of glypican-4 and glypican-6 in hair follicles across different growth phases, highlighting the potential of this technique for studying alopecia.
18 citations
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July 2016 in “Genetica” This study found that in Liaoning cashmere goats, the BMP4 gene shows increased transcription from the anagen stage to telogen, and higher gene methylation correlates with reduced expression in skin tissue.
1 citations
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November 2023 in “Journal of the European Academy of Dermatology and Venereology” Baricitinib helps with early hair regrowth in people with alopecia areata.
1 citations
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July 2022 in “British Journal of Dermatology” Baricitinib was effective in treating hair loss in adults with alopecia areata according to patient feedback.
5 citations
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September 2010 in “Cancer Prevention Research” This perspective discusses Villani et al.'s findings on the role of the IGF regulatory protein Igfbp2 in basal cell carcinogenesis and highlights potential therapeutic and preventive targets, while raising questions about the cell of origin.
21 citations
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September 2010 in “Cancer Prevention Research” This study suggests that IGFBP-2 may play a role in basal cell carcinoma development by mediating epidermal progenitor cell expansion in hair follicles with activated Shh signaling.
10 citations
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July 2022 in “Electronic Journal of Biotechnology” This study found that the methylation level of the IGFBP4 promoter is negatively correlated with mRNA expression and may serve as an epigenetic marker for wool fineness in Super Merino sheep.
21 citations
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March 2018 in “American Journal Of Pathology” In this study, it was observed that NIPAL4 mutations linked to autosomal recessive congenital ichthyosis lead to abnormal skin barrier function due to cytotoxic effects disrupting lipid structure and organization, which topical treatments only partially ameliorated.
May 2019 in “Hair transplant forum international” This piece describes the American Board of Hair Restoration Surgery's efforts to support and enhance the International Society of Hair Restoration Surgery annual meeting but reports no research findings.
20 citations
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March 2014 in “Molecular Endocrinology” This study suggests that NFIB and STAT5 work together to control cell-specific genetic programs in mammalian tissues, particularly in mammary and hair follicle stem cells.
June 2026 in “Morphology” This study found that IBA-1-immunopositive macrophages in rat skin during wound healing show varied morphometric characteristics and peak in numbers at 2, 6, and 15 days post-injury.
May 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that baricitinib can counteract the cytokine-driven reduction of the enzyme PADI1 in human keratinocytes, which may help improve skin barrier function in atopic dermatitis by enabling epidermal differentiation.
58 citations
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September 2019 in “EMBO Molecular Medicine” This study found that the CDK4/6 inhibitor palbociclib may protect human hair follicles from the damaging effects of taxane chemotherapy by inducing G1 arrest in stem/progenitor cells.