1 citations
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November 2022 in “Pharmaceutical research” The simulation showed that hypobaric pressure improves drug delivery through the skin, but stretching alone doesn't fully explain the increase.
December 2023 in “Journal of Food Science and Nutrition” Rosehip Seed Oil may help hair grow by activating important growth pathways and increasing hair follicle size in mice.
November 2019 in “BMC veterinary research” The hair loss in Belgian Blue crossbred calves was caused by a diet issue, not by disease or infection.
45 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” Using sharp tools and the right techniques in hair transplant surgery leads to less damage to hair follicles.
2 citations
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February 2015 in “Journal of Tissue Engineering and Regenerative Medicine” Transplanting a mix of specific skin cells can significantly improve the repair of damaged hair follicles.
5 citations
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April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.
January 2024 in “Research Portal Denmark” Artificial hair fibers improve drug delivery accuracy through skin models.
10 citations
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February 2022 in “Pharmaceuticals” Smaller curcumin nanocrystals penetrate skin and hair follicles better than larger ones.
316 citations
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June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
95 citations
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January 2009 in “Journal of Biomedical Optics” Nanoparticles penetrate hair follicles better when their size matches the cuticula thickness.
109 citations
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April 1998 in “Journal of Investigative Dermatology” HGF/SF injections can stimulate hair growth and increase hair follicle size in mice.
April 2024 in “Frontiers in endocrinology (Lausanne)” Melatonin improved secondary hair growth in goats but didn't affect primary hair density or litter size.
24 citations
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December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
81 citations
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September 2013 in “PLoS ONE” Primary and secondary hair follicle cells in Cashmere goats have different gene expressions affecting hair growth and size.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
June 2012 in “International journal of scientific research” Hair follicles in androgenetic alopecia show no chemical changes, only size reduction.
40 citations
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March 2019 in “Pharmaceutical development and technology” Smaller particles of the drug carrier penetrated skin better, with 300 nm size being best for targeting hair follicles.
2 citations
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January 2023 Nano-sized molybdenum may help treat hair loss and works well with minoxidil.
11 citations
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December 2019 in “Dermatologic Therapy” Ketoconazole may help regrow hair and increase follicle size, but more research needed.
46 citations
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May 2006 in “Laser Physics” Particles similar in size to hair cells penetrate hair follicles better.
1 citations
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April 2018 in “Journal of dairy science” Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.
32 citations
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August 2015 in “Journal of Investigative Dermatology” Prominin-1 expressing cells in the dermal papilla help regulate hair follicle size and communication but don't aid in skin repair.
6 citations
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May 2019 in “Journal of pharmaceutical sciences” Diffusion in artificial sebum is mainly influenced by molecular size and is much faster than in skin lipids.
December 2020 in “Research Square (Research Square)” 150 kHz Electromagnetic Radiation seems to reduce the number and size of ovarian cysts in rats with PCOS, with minimal changes in developing follicles.
131 citations
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March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
62 citations
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November 2016 in “Nanoscale” Medium to larger nanogels effectively deliver drugs through hair follicles when heated.
3 citations
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January 2019 in “Advances in stem cells and their niches” Dermal papilla cells are key for hair growth and color, influencing hair type and size, and their interaction with stem cells could help treat hair loss and color disorders.
December 2021 in “Farmacia” Different hair loss treatments like topical mixtures, plasma infiltrations, and oral medicine can stop hair loss and improve hair density and follicle size.
5 citations
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September 2019 in “Journal of Biomedical Optics” 1319-nm laser radiation can cause skin damage, with severity depending on exposure time and beam size.
June 2023 in “Sains Malaysiana” Cinchonine Nanostructured Lipid Carriers serum safely and effectively stimulates hair growth and increases the number and size of hair follicles.