1 citations
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November 2022 in “Journal of pharmaceutical negative results” This article reviews treatments for alopecia areata, including corticosteroids and other immunomodulators, and reports no new experimental findings.
September 2021 in “Physiology News” This abstract appears to consist entirely of repeated color specifications and logo guidelines, providing no research findings or new results.
September 2021 in “Physiology News” This abstract contains only graphic design specifications and reports no new research findings.
July 2025 in “PNAS Nexus” This study integrated single-cell RNA-seq data from four previous studies to create a comprehensive human corneal cell state meta-atlas, revealing novel marker genes, rare cell states, and distinct transcription factors, and offering a tool to enhance future cornea research.
October 2022 in “Journal of pharmaceutical negative results” This study found that patients with Alopecia areata in Iraq had significantly higher levels of CD4+, CD39+, and FOXP3+ Treg cells in their blood compared to healthy controls.
527 citations
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December 2011 in “Proceedings of the National Academy of Sciences” This study found that dextran-based hydrogels promoted significant neovascularization and skin regeneration in mouse models of third-degree burns, without the need for additional growth factors or cells.
352 citations
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August 2003 in “Proceedings of the National Academy of Sciences” In this study, nestin-expressing cells in the hair follicle bulge, marked by GFP in transgenic mice, were identified as progenitors of the hair follicle outer-root sheath.
130 citations
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February 2005 in “Proceedings of the National Academy of Sciences” This study found that differentiated cells of the corneal epithelium can be converted to hair and interfollicular epidermis through a multistep process involving dermal developmental signals.
23 citations
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August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
November 2022 in “Journal of Pharmaceutical Negative Results” This article reviews the impact of Covid-19 vaccinations on disease severity and mortality, noting challenges with new virus mutations and the importance of vaccine compatibility for future efficacy, but reports no new clinical results.
November 2022 in “Journal of Pharmaceutical Negative Results” This article discusses the global impact of mental health on physical and social well-being and emphasizes its interconnectedness with experiences like conflict and economic stress, but reports no new research findings.
October 2022 in “Journal of Pharmaceutical Negative Results” This review examines the therapeutic effects of photobiomodulation on severe medical illnesses but reports no new clinical results; it emphasizes its potential in neurology, pulmonology, inflammation, dermatology, wound healing, and oncology.
January 2022 in “Journal of Pharmaceutical Negative Results” This study found that a VGG-SVM model using machine learning techniques achieved 98.31% accuracy in distinguishing alopecia areata from healthy hair based on image datasets.
482 citations
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June 1979 in “Proceedings of the National Academy of Sciences” This study demonstrated that keratin is widely present in various epithelial cells, providing structural strength and potential insights into the origin of cell lines.
477 citations
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March 2004 in “Proceedings of the National Academy of Sciences” This study reports that the DMI3 gene, essential for nodule formation in legume-rhizobial symbiosis, encodes a calcium/calmodulin-dependent protein kinase, highlighting its role in multiple plant symbioses.
475 citations
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October 2006 in “Proceedings of the National Academy of Sciences” This study suggests that folliculin, mutated in Birt–Hogg–Dubé syndrome, and its partner FNIP1 may play a role in energy and nutrient sensing through the AMPK and mTOR pathways.
380 citations
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March 2000 in “Proceedings of the National Academy of Sciences” This study demonstrates that mice with ectopic expression of the human GLI-1 gene in their skin developed tumors resembling human basal cell carcinoma, suggesting that GLI-1 is central to tumor development without additional p53 or Ha ras mutations.
333 citations
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March 2000 in “Proceedings of the National Academy of Sciences” In this study, researchers established that increased expression of the human GLI-1 gene in mouse skin leads to the development of tumors that closely resemble human basal cell carcinomas, without requiring additional mutations in the p53 or Ha ras genes.
319 citations
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November 2005 in “Proceedings of the National Academy of Sciences” This study suggests that hair follicle stem cells from transgenic mice can improve nerve regeneration and function, highlighting their potential as an autologous source for regenerative medicine.
284 citations
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May 2002 in “Proceedings of the National Academy of Sciences” In vitro, this study suggests that CRH may act as an autocrine hormone in human sebocytes, influencing lipid synthesis and potentially impacting skin disorders related to alterations in sebaceous lipid formation.
221 citations
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July 2012 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that the circadian clock in mouse skin regulates cell proliferation and affects sensitivity to UVB-induced DNA damage, with potential implications for understanding human skin cancer risk.
221 citations
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June 1992 in “Proceedings of the National Academy of Sciences” In this study, IL-6 expression in transgenic mice thickened the stratum corneum without causing increased epidermal proliferation or inflammation, suggesting it may enhance skin protection rather than directly induce inflammation.
211 citations
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February 1994 in “Proceedings of the National Academy of Sciences” This study found that overexpression of parathyroid hormone-related peptide in transgenic mice skin disrupted normal hair follicle development, suggesting a role for the peptide in the early stages of follicle formation.
201 citations
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May 2001 in “Proceedings of the National Academy of Sciences” This study found that transgenic expression of COX-2 in mouse basal keratinocytes causes epidermal hyperplasia and certain dysplastic features at specific body sites.
176 citations
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January 2013 in “Proceedings of the National Academy of Sciences” This study reveals an antagonistic competition between BMP and Wnt signaling within stem cells, influencing their fate towards hair germ characteristics based on the BMP/Wnt activity ratio.
164 citations
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December 1984 in “Proceedings of the National Academy of Sciences” This study found that TCDD significantly reduced EGF receptor binding in various animal models, linked to toxic symptoms like weight loss and developmental delays, with receptor phosphorylation persisting several days.
143 citations
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May 2007 in “Proceedings of the National Academy of Sciences” This study found that absence of the vitamin D receptor in keratinocytes impairs canonical Wnt signaling and leads to alopecia due to defects in keratinocyte stem cells.
136 citations
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July 2014 in “Proceedings of the National Academy of Sciences of the United States of America” This study identified mutations in the FGF5 gene as a cause of extreme eyelash growth in Pakistani families, highlighting a potential target for regulating eyelash growth.
130 citations
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March 2014 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that in mice, epidermal Wnt/β-catenin signaling influences adipocyte differentiation and hair growth, suggesting its critical role in synchronizing adipogenesis with the hair growth cycle.
103 citations
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July 2001 in “Proceedings of the National Academy of Sciences” This study found that conditional expression of TGFβ1 in mice affects epidermal and hair follicle growth, with chronic expression causing severe alopecia and a negative feedback loop involving Smad7.