December 2025 in “eTheses of Maulana Malik Ibrahim State Islamic University (Maulana Malik Ibrahim State Islamic University)” This study found that the highest antioxidant-activity formulation of the RENTT herbal combination effectively stimulated hair growth in mice and may serve as a natural therapy for chemotherapy-induced alopecia.
48 citations
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July 2023 in “Pediatric Dermatology” This study found that among adolescents with alopecia areata and significant hair loss, treatment with ritlecitinib resulted in greater hair regrowth and self-reported improvement compared to placebo over 48 weeks, with common side effects including headache, acne, and nasopharyngitis.
26 citations
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June 2018 in “The journal of immunology/The Journal of immunology” This study demonstrated that AIRE-deficient rats exhibit key symptoms of APECED, making them a relevant model for exploring potential treatments.
153 citations
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April 1998 in “Current Biology” This study found that benign tumors with a high risk of malignant progression primarily arise from hair follicle cells when a mutant ras gene is expressed in a specific population of epidermal cells in mice.
2 citations
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March 2010 in “Acta Biochimica Polonica” This study observed that conjugates of the anticancer drug raltitrexed with dextran and albumin were more cytotoxic than the free drug at high concentrations, altering cell cycle effects.
5 citations
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February 1981 in “Experientia” In this study, a new hairless gene in the Donryu rat strain was identified, showing skin similarities to human skin tumors with multiple follicular cysts.
March 2026 in “SKIN The Journal of Cutaneous Medicine” This study found that ritlecitinib was well tolerated in children aged 6 to under 12 years with severe alopecia areata, with ongoing trials examining its efficacy and safety over a 24-week period and in long-term use up to 36 months.
February 2026 in “The Journal of Dermatology” This study reports that ritlecitinib 50 mg, with or without an initial loading dose, demonstrated meaningful and sustained efficacy up to 24 months in the Asian subpopulation with severe alopecia areata, showing significant scalp, eyebrow, and eyelash hair regrowth, along with an acceptable safety profile.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that treatment with ritlecitinib led to significant scalp hair regrowth in patients with alopecia areata at Weeks 24 and 48, with higher response rates observed in those receiving 50 mg compared to 30 mg doses.
7 citations
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October 2024 in “Journal of the American Academy of Dermatology” This source reported that patients who initially responded to ritlecitinib treatment showed sustained hair regrowth through week 48, with up to one-third of those not meeting target efficacy at week 24 also achieving a response with continued treatment.
46 citations
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May 2021 in “Stem Cell Research & Therapy” This study found that strontium ranelate promotes cartilage regeneration in rats by enhancing chondrogenic differentiation of bone mesenchymal stem cells while inhibiting the Wnt/β-catenin signaling pathway.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” This study explored how root hairs integrate opposing growth signals but did not report new conclusive findings on the activation of known molecular players in polar growth.
32 citations
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May 2018 in “The Plant Cell” This article discusses the crucial role of root hairs in water and nutrient uptake from soil and reports no new findings.
2 citations
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May 2013 in “The primary care companion for CNS disorders” This case report suggests that long-acting injectable risperidone may induce hirsutism in some patients, and clinicians should monitor for this potential side effect when prescribing this antipsychotic.
1 citations
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September 2021 in “Cureus” This study found that the rs1128977 SNP in the RXRG gene may be linked to altered clinical characteristics such as higher HDL-cholesterol levels and increased body mass index in individuals with dyslipidemia.
9 citations
,
January 2011 in “EXPERIMENTAL ANIMALS” This study describes a novel hairless mutant rat strain, F344-Hr(krh), developed via ENU mutagenesis, which provides a model for skin disease and potentially focal glomerulosclerosis due to specific genetic mutations.
December 2023 in “Journal of Ayub Medical College Abbottabad” In this study, Ritlecitinib was reported as a newly approved treatment for alopecia areata that can be used in patients aged 12 and older; after 24 weeks, it resulted in 80% or more scalp hair coverage in treated patients compared to a placebo.
March 2021 in “Research Square (Research Square)” This study found that strontium ranelate may promote cartilage regeneration by enhancing chondrogenic differentiation and inhibiting the Wnt/β-catenin signaling pathway in rat models of cartilage defects.
75 citations
,
July 2016 in “New phytologist” This study found that RSL4 in Arabidopsis thaliana regulates genes necessary for root hair elongation by controlling proteins involved in cell signaling, cell wall modification, and secretion.
15 citations
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January 2025 in “Journal of the European Academy of Dermatology and Venereology” Ritlecitinib is effective and safe for treating alopecia areata, promoting significant hair regrowth.
January 2024 in “American journal of clinical dermatology” This study reports that ritlecitinib, when used for up to 24 months in patients aged 12 and older with alopecia areata, has an acceptable safety profile, with a similar proportion of adverse events in both ritlecitinib and placebo groups in the placebo-controlled cohort.
October 2025 in “Proceedings of the National Academy of Sciences” This study identifies the PI4P-RHD4 module as a key regulator of GET pathway receptor dynamics in Arabidopsis, affecting TA protein insertion and root hair growth.
70 citations
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December 2008 in “Cancer Research” This study found that activating CXCR2 on ras-transformed keratinocytes promotes migration and tumor development in a mouse skin model.
3 citations
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July 2022 in “Brain and Behavior” This study observed that a CARASIL mouse model demonstrated abnormal behavior, vascular and cellular changes, and upregulation of the TGF-β/Smad signaling pathway, indicating its potential involvement in CARASIL pathogenesis.
13 citations
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October 2023 in “Pharmaceutics” This study found that an intranasal gel containing risperidone-loaded glycethosomes significantly enhanced drug bioavailability and improved neuroprotective, antioxidant, and anti-inflammatory effects in schizophrenia-induced rats compared to oral therapies, suggesting a promising alternative for schizophrenic patients who struggle with adhering to oral medication.
1 citations
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October 2025 in “International Journal of Dermatology” In this study, participants receiving a 50-mg maintenance dose of ritlecitinib reported greater improvements in emotional and activity limitations due to hair loss by Week 48 compared to those on a 10-mg dose.
November 2023 in “SKIN The Journal of Cutaneous Medicine” This study assessed ritlecitinib's effects on sustained hair regrowth in patients with alopecia areata who showed improvement at 24 weeks, confirming ongoing benefits through 48 weeks for scalp, eyebrow, and eyelash hair regrowth in this post hoc analysis.
August 2026 in “Journal of Drug Delivery Science and Technology”
November 2024 in “SKIN The Journal of Cutaneous Medicine” This study reports that ritlecitinib was prescribed to a diverse group of patients, including adolescents and adults with and without prior treatment for Alopecia Areata, in the first three months after FDA approval, potentially expanding care options for this condition.
November 2025 in “Journal of Investigative Dermatology” TEDAR is crucial for skin cell differentiation and barrier formation.