September 2023 in “Journal of the American Academy of Dermatology” This study found that in participants with notalgia paresthetica, 8 weeks of treatment with difelikefalin significantly improved itch intensity and increased the rate of strict complete response compared to placebo, starting as early as week 3.
52 citations
,
April 2012 in “Journal of Investigative Dermatology” This study found that KRTAP2 proteins predominantly express in the hair shaft cortex of humans, interact with hair keratins, and play crucial roles in hair shaft keratinization.
March 2022 in “Research Square (Research Square)” This study found that 4-aminopyridine significantly improved skin wound healing by enhancing wound closure, tissue regeneration, and cellular interactions involved in repair processes.
60 citations
,
December 2003 in “Journal of Investigative Dermatology” This study found that keratin 6hf, a type II keratin, is expressed in specific regions of mouse and human hair and suggests potential interactions with keratin 17, impacting hair development and associated disorders.
38 citations
,
January 2014 in “Journal of Dermatological Science” This study found that Krtap11-1 may play an important role in keratin-bundle assembly in the hair cortex, influencing the physical properties of hair.
35 citations
,
October 2002 in “Biochemical and Biophysical Research Communications” This study reports that K7 expression patterns observed in mice are similar to those in humans, revealing previously unreported expression in the gastrointestinal tract, tongue, and various "hard" epithelial tissues.
1 citations
,
May 2004 in “Biochemical and Biophysical Research Communications” This study identified nine novel KRTAP5 family genes associated with human hair formation, demonstrating preferential expression in hair roots and suggesting their role in hair development.
November 2022 in “Munich Personal RePEc Archive (Ludwig Maximilian University of Munich)” In this study, the pi4kβ1β2 double mutant in Arabidopsis thaliana exhibited altered root growth, increased susceptibility to Blumeria graminis, and a potential correlation between PI4K activity and auxin response and immunity due to changes in vesicular trafficking and actin filaments.
11 citations
,
October 2024 in “Cell Death Discovery” In this study on mice with severe thermal skin burns, researchers found that administering 4-aminopyridine (4-AP) helped reduce inflammation and apoptosis, promoted angiogenesis, and accelerated wound healing by enhancing specific cellular behaviors and signaling pathways.
98 citations
,
June 2001 in “Journal of biological chemistry/The Journal of biological chemistry” This study identified a cluster of genes on chromosome 17 related to hair keratin-associated proteins, including 37 genes forming seven multigene families, localized in the hair shaft's upper cortex.
March 1996 in “Hair transplant forum international” This article discusses the introduction and market presence of the Italian hair product Kevis but presents no new clinical findings.
April 2023 in “Cancer research” This study suggests that KRTAP2-3 may serve as a novel biomarker to identify cells in the polyaneuploid cancer cell state, which is linked to therapy resistance and poor prognosis in prostate cancer.
January 2025 in “Open Life Sciences” This study observed that transgenic mice with overexpression of HE4 developed keratitis and severe corneal opacity, suggesting that HE4 may significantly influence keratopathy and inflammatory responses in the eye.
46 citations
,
December 1998 in “Journal of Biological Chemistry” This study found that keratin 19, unlike keratin 14, forms less stable filaments with keratin 5, suggesting distinct assembly properties and potential unique roles in skin basal cells.
1 citations
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December 2019 in “JURNAL BIOSAINS” This study evaluated krokot extract as a hair tonic and found it to be microbiologically safe, effective at extending and increasing hair weight, non-irritating, and generally well-received in terms of aroma and color when tested on rabbits.
317 citations
,
April 2018 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” This review discusses polycystic ovary syndrome, its detection, and treatments, concluding that lifestyle changes may offer sustainable management, although it reports no new clinical results.
289 citations
,
May 2003 in “Journal of Investigative Dermatology” This study demonstrates that human skin is capable of steroid hormone synthesis, but its role in androgenic skin disorders like acne and alopecia is yet to be clarified.
280 citations
,
January 2004 in “The EMBO Journal” AGC2-1 protein is essential for root hair growth in Arabidopsis.
272 citations
,
September 2001 in “Journal of Biological Chemistry” This study cataloged human type II hair keratins, detailing their expression and differentiation roles in hair follicles and comparing them with type I keratins to explore keratin-pairing principles.
215 citations
,
November 2000 in “Journal of Investigative Dermatology” This study found that the tetracycline-regulated transcription system effectively controls conditional gene expression in the mouse epidermis, allowing suppression and activation of specific genes with doxycycline.
214 citations
,
April 2017 in “Cell” This study found that micro-niches within hair follicles create heterogeneity among stem cells and transit-amplifying cells, leading to specialized progenitors that control tissue morphogenesis and regeneration.
198 citations
,
March 1999 in “Journal of Investigative Dermatology” This study found that keratin 15 expression is downregulated in hyperproliferative conditions like psoriasis and hypertrophic scars, suggesting it is not compatible with keratinocyte activation.
166 citations
,
November 2008 in “Expert Review of Endocrinology & Metabolism” This review discusses biotin and biotinidase deficiencies, their symptoms, and methods of medical management, without presenting new clinical findings.
138 citations
,
August 2020 in “Frontiers in Endocrinology” This review discusses expert consensus on PCOS, emphasizing its impacts and supporting evidence-based treatments, while recommending further research into nutraceutical benefits for managing the condition; it reports no new clinical results.
117 citations
,
April 2008 in “Developmental biology” This study identified that Eda-A1 unexpectedly induces placode inhibitors dkk4 and lrp4, indicating the importance of tightly regulated signaling for proper ectodermal organ development.
115 citations
,
November 2008 in “Proceedings of the National Academy of Sciences” In this study, the researchers found that mammalian hair likely evolved through the adaptation of existing structural proteins, as similar cysteine-rich α-keratins were identified in chicken and lizard genomes, suggesting pre-mammalian origins.
103 citations
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April 2010 in “Journal of Investigative Dermatology” This study reports that human eccrine sweat gland cells are capable of forming a stratified epidermis, suggesting they may serve as an additional source of keratinocytes for skin repair.
92 citations
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April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that keratin 9 expression in nonpalmoplantar keratinocytes can be induced by signals from palmoplantar fibroblasts, potentially enabling the use of nonpalmoplantar epidermis to treat palmoplantar wounds.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” This study reports that expressed mouse type Ia and type IIa trichocyte keratins were successfully assembled into intermediate filaments in vitro, while also suggesting that disulfide bond cross linking enhances their stability.