July 2025 in “Cell & Bioscience” Specific immune cells and pathways contribute to hair follicle inflammation and hair loss, suggesting potential treatments for lichen planopilaris.
January 2021 in “Hair therapy & transplantation” Combining PRF and PDO threads shows promise in treating male pattern baldness.
29 citations
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March 2023 in “The Journal of Dermatology” Dupilumab for atopic dermatitis can cause mild skin issues in some patients.
October 2025 in “JMIR Dermatology” Exclamation-mark hairs and yellow dots indicate alopecia areata, while follicular ostia loss and white scarring indicate lichen planopilaris and discoid lupus erythematosus.
March 2022 in “Journal of Investigative Dermatology” Discoid Lupus Erythematosus causes scalp plaques that can lead to hair loss, and antimalarial drugs are effective treatments.
March 2026 in “Preprints.org” Plerixafor may help treat pigmentation disorders by promoting skin repigmentation.
1 citations
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November 2004 in “International Journal of Cosmetic Science” External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.
The man has patchy hair loss likely due to alopecia areata.
January 2024 in “Open MIND” Melatonin and photobiomodulation both help hair regrowth in German Spitz dogs with alopecia X.
2 citations
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March 2023 in “JAAD case reports” Hair repigmentation can indicate malignancy and should be investigated.