October 2021 in “Research Square (Research Square)” In this study, a 532 nm laser at 15 J/cm² increased the proliferation and tenogenic differentiation of tendon-derived stem cells in rats, mediated by Nr4a1 up-regulation.
April 2025 in “Asian Journal of Surgery” 22 citations
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September 2022 in “Medicina” This study found that the dual-wavelength non-ablative fractional laser provides enhanced skin rejuvenation by increasing thermal lesion coverage and collagen remodeling compared to using the CO2 laser alone in an ex vivo setting.
May 2017 in “Journal of The American Academy of Dermatology” 595 nm pulsed dye laser is a cost-effective treatment for nonmelanoma skin cancer with a low recurrence rate.
April 2026 in “Frontiers in Medicine” This study observed that 675-nm diode laser therapy may serve as a safe and possibly effective adjuvant treatment for telogen effluvium, showing improvements in hair pull test results, pruritus, and trichodynia among patients. However, controlled studies are needed to confirm its efficacy.
February 2023 in “Default Digital Object Group” This study demonstrated that a single multimode fiber can be used for single-shot wide-field reflectance imaging, achieving high correlation with the ground truth and enabling real-time microendoscopy at up to 180 frames per second.
82 citations
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May 2005 in “Dermatologic therapy” This review highlights advancements in hair laser removal technologies, which achieve approximately 75% hair reduction in light-skinned individuals, noting the long-pulsed Nd:YAG laser as safest for dark-skinned patients, but reports no new results.
December 2025 in “Aesthetic Plastic Surgery” This study reported that the new near-infrared LED device showed significant improvements in skin rejuvenation and a slight increase in hair growth, with further research recommended for broader validation.
November 2021 in “Research Square (Research Square)” This study found that a 532 nm laser at 15 J/cm² enhanced the proliferation and differentiation of tendon-derived stem cells in rats, potentially accelerating tendon healing through the up-regulation of Nr4a1.
January 2024 in “Materials chemistry frontiers (Online)” This study reviews recent advancements in near-infrared organic light-emitting diode (NIR OLED) technologies, focusing on their applications and the diverse luminescent materials used in their emissive layers.
December 2020 in “Lasers in Surgery and Medicine” In this study, using a 1064 nm picosecond Nd:YAG laser effectively removed undesirable scalp micropigmentation in four patients within 1–3 treatment sessions, with no unexpected adverse events reported.
January 2000 in “Optics Letters” This study found that the maximum infrared temperature of laser-irradiated hair depends on melanin type, with eumelanin-rich hair reaching higher temperatures than pheomelanin-containing hair.
2 citations
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January 2022 in “BioMed Research International” This study found that using an LED array with an 863 nm wavelength delayed tumor development and reduced systemic inflammatory cytokines in DMBA/TPA-induced mouse skin tumors, suggesting potential but limited benefits of light therapy.
63 citations
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December 2002 in “Archives of Dermatology” This abstract contains no research results; it provides information about the JAMA Dermatology journal and its access options.
May 2022 in “Голова и шея.” In this pilot study, researchers observed that low-intensity laser radiation at 445±40 nm increased the temperature of gingival tissues in Wistar rats by 8.37°C without exceeding the safety threshold, suggesting potential for clinical trials.
2 citations
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December 2024 in “Microscopy Research and Technique” This study introduced a novel microscopy system using an Er3 + −doped femtosecond fiber laser, achieving detailed imaging of biological structures in plant and skin samples with improved spatial resolution for various applications, including in vivo imaging.
6 citations
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January 2021 in “Annals of Dermatology” This study found that 650-nm red light treatment promoted hair follicle proliferation and delayed the transition from anagen to catagen in ex vivo hair follicles from androgenetic alopecia patients, with RNA-seq analysis suggesting involvement of biological processes like metabolism and leukocyte migration.
5 citations
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September 2019 in “Journal of Biomedical Optics” This study determined in-vivo skin damage thresholds for 1319-nm laser exposure in pigs, and the findings may enhance understanding of thermal damage mechanisms and inform laser safety standards.
19 citations
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February 2018 in “Lasers in Medical Science” This study found that 655-nm red light with LED enhanced hair shaft elongation and reduced catagen transition in human hair follicles in vitro by activating the Wnt/ß-catenin signaling pathway.
19 citations
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January 2001 in “Journal of cutaneous laser therapy” This study found that the long-pulse Nd:YAG laser effectively reduces unwanted facial hair across various skin types, with hair regrowth delayed significantly longer than with self-applied methods.
11 citations
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January 2015 in “PubMed” This study found that the 2,940 nm erbium: YAG laser may promote hair growth in C57BL/6 mice by speeding up transitions in the hair cycle and increasing hair follicle numbers.
August 2022 in “Dermatologic Therapy” This letter discusses the use of the 2940 nm Er: YAG fractional laser for male androgenetic alopecia but provides no new clinical findings.
February 2025 in “Journal of Biophotonics” This study found that using dual-wavelength low-level laser therapy is more effective for hair regrowth in mice than single-wavelength treatment and significantly better than no treatment, based on 14 days of phototherapy with LED lights.
The 1540nm fractional erbium-glass laser helps treat hair loss caused by hormones.
2 citations
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January 2007 in “Journal of The American Academy of Dermatology” Red and infrared light therapy improves hair growth in balding patients.
December 2024 in “Journal of Biophotonics” In this study, researchers observed that red and red-orange LED light therapy stimulates nitric oxide production and decreases dihydrotestosterone synthesis in cell models, suggesting a potential mechanism for using light therapy to treat androgenetic alopecia.
13 citations
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April 2016 in “Journal of Dermatology” In this study, 308-nm excimer light therapy showed significant effects in some patients with treatment-resistant alopecia universalis, suggesting it as a potential alternative therapy.
5 citations
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May 2001 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” This study developed a double-wavelength laser scanning microphotometer to measure hair shaft and follicle absorbance, improving spatial resolution and reducing light scattering effects in vitro.
April 2024 in “Cognizance journal” In this study, treatment of unwanted hair with 755 nm alexandrite laser in 14 patients showed a decrease in excess hair at the armpit and thigh areas, with a 75% accuracy rate in hair density estimation using Monte Carlo modeling.
1 citations
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July 2024 in “Journal of lasers in medical sciences” This case study reports that treating a female patient with facial partial unilateral lentiginosis using a 532-nm Nd:YAG fractional picosecond laser resulted in significant improvement in pigmentation without notable side effects, indicating it may be an effective and well-tolerated treatment option.