February 2026 in “Advanced Science” This study found that the combination of TTNPB and CHIR99021 enhanced the derivation of highly advanced neural stem cells from human pluripotent stem cells, with improved chromatin accessibility and neuroectodermal gene expression, and these cells successfully engrafted in rat hippocampi to ameliorate depression-like symptoms.
8 citations
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May 2017 in “Chinese Journal of Integrative Medicine” Among in vitro and in vivo models, this study found that Miscanthus sinensis var. purpurascens flower extract may promote hair growth, potentially by modulating growth factor expressions and facilitating earlier hair follicle transitions in treated mice.
26 citations
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June 2020 in “Polymers” This study reported that a magneto-responsive transdermal microneedle system delivered Minoxidil effectively and significantly increased hair density by 800% in mice with androgenetic alopecia after 10 days.
September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that dissolving microneedle array patches containing mesoporous silica nanoparticles can deliver antigen-loaded nanoparticles into mice effectively, inducing strong immune responses similar to traditional subcutaneous injection.
1 citations
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January 2000 in “Journal of pharmacopuncture” This study confirmed that microneedle therapy systems (MTS) significantly improve hair growth and skin conditions, including acne and acne scars, without serious side effects.
March 2024 in “Journal of pharmacy & pharmaceutical sciences” This review discusses the design strategies and applications of long-acting polymeric microneedles, noting their potential to improve patient compliance and reduce side effects in chronic disease management, but reports no new experimental results.
July 2026 in “Biochimica et Biophysica Acta (BBA) - Gene Regulatory Mechanisms” February 2023 in “Medicine in novel technology and devices” This study found that microneedle delivery of Polygonum multiflorum extract led to earlier pigmentation and hair regrowth in mice with androgenetic alopecia.
1 citations
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February 2023 in “Tropical Journal of Pharmaceutical Research” This study found that polysulfonic acid mucopolysaccharide may reduce skin scarring in rats by influencing the TGF-β1/Smad signaling pathway.
3 citations
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July 2021 in “Life science alliance” This study observed that disrupting the Pnkp gene in adult mice resulted in a premature aging-like phenotype, suggesting PNKP's vital role in maintaining normal growth and survival of certain progenitor cell populations.
April 2023 in “Journal of Investigative Dermatology” This study found that NIMP-R14-conjugated nanoparticles, loaded with roflumilast, effectively targeted neutrophils to reduce inflammation and improve symptoms in a mouse model of psoriasiform dermatitis, suggesting potential for targeted therapy in autoimmune skin diseases.
13 citations
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November 2022 in “Biomaterials Science” This study demonstrated that a device combining hyaluronic acid-based dissolving microneedles and lipid polymer hybrid nanoparticles effectively delivered miR-218 to promote hair growth in a shaved mouse model, outperforming topical smear treatment without safety concerns.
9 citations
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June 2025 in “Frontiers in Pharmacology” This review highlights recent advancements in microneedle technology, noting its ability to enhance transdermal drug delivery, biosensing, cancer treatment, and skin disease repair, while emphasizing its potential for improving patient compliance and reducing side effects.
2 citations
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May 2022 in “Advanced therapeutics” This study reported that a novel vasodilator drug called TOP-M119, when delivered using a specially designed dissolving microneedle system, showed enhanced targeting of hair follicles and effectiveness in treating alopecia, demonstrated through in vitro, ex vivo, and in vivo studies involving mouse skin.
August 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This study demonstrates that machine learning-assisted fabrication of PRP-incorporated microneedles effectively promotes hair regrowth in AGA mice, outperforming minoxidil and mitigating biosafety risks associated with synthetic materials.
December 2025 in “International Journal of Pharmaceutics” PLGA-based microneedles show promise for painless, long-term drug delivery but need design and safety improvements.
July 2024 in “Journal of Investigative Dermatology” Certain substances can help skin cells become anti-inflammatory, aiding in tissue repair.
2 citations
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September 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” This study demonstrated that ablation of individual somatostatin-expressing interneurons increased activity in nearby neurons of the mouse motor cortex during motor learning.
March 2026 in “ACS Applied Materials & Interfaces” This study described a novel three-dimensional-printed microneedle system designed for improved transdermal delivery of minoxidil to treat hair loss, demonstrating effective hair regrowth and safety in a mouse model while allowing sustainable needle base recovery.
December 2022 in “Biochemical and Biophysical Research Communications” This study found that HtrA2 inactivation in mnd2 mice is associated with delayed hair cycle phases and growth retardation of adipocytes, suggesting HtrA2's role in regulating adipogenesis-related hair growth.
2 citations
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December 2024 in “International Journal of Pharmaceutics” In animal studies, this research found that minoxidil-loaded air-pocket microneedles improved hair loss treatment efficiency compared to topical application, while effectively sealing punctured skin openings.
November 2024 in “Rheumatology Advances in Practice” A thorough, team-based approach and clear communication improve outcomes in complex neuropsychiatric lupus cases.
115 citations
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December 2019 in “The Plant Journal” This study found that nitrate, rather than ammonium, significantly enhances phosphate starvation responses in plants through a regulatory cascade involving NIGT1, SPX, and PHR1 proteins.
September 2025 in “Cosmetics” In this study, oral supplementation with NMN for 12 weeks in middle-aged Japanese women significantly increased hair growth density and diameter and improved subjective assessments of hair texture and quality of life, with no significant changes in hair hormone concentrations observed.
3 citations
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July 2023 in “Cells” This study found that topical application of recombinant human MG53 protein mitigated nitrogen mustard-induced skin injuries in mice by preserving epidermal integrity and hair follicle structure.
42 citations
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January 2021 in “Journal of Clinical Medicine” This review discusses advancements in the use of microneedle arrays and nanoparticles for transdermal delivery of therapeutics, noting challenges in overcoming the skin barrier and summarizing recent clinical trial achievements in areas like cancer therapy and gene therapy.
60 citations
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January 2023 in “Biomaterials Science” This study reviews recent advancements in microneedles made from PLGA, highlighting their use in delivering vaccines, drugs, and proteins through the skin with minimal invasiveness, and discusses the challenges and future potential of these delivery systems.
This study found that scalp care using micro-needle therapy was effective in improving hair density and thickness in middle-aged women with menopausal symptoms compared to a control group.
2 citations
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April 2024 in “Cosmetics” This study investigated non-laser methods for removing permanent makeup using plant extracts, testing their decolorization effects on mice through tattooing and electroporation techniques.
10 citations
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November 2009 in “Pigment cell & melanoma research” This study by Pérez-Oliva et al. explored how Mahogunin Ring Finger-1 (MGRN1) affects melanocortin-1 receptor (MC1R) signaling, suggesting that MGRN1 competitively inhibits Gαs binding to MC1R, influencing pigment production.