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April 2017 in “JURNAL ILMU KEFARMASIAN INDONESIA” Pandan Wangi leaves and Noni fruit extracts can help fight dandruff-causing fungi.
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October 2020 in “Journal of Investigative Dermatology” Removing β-catenin in certain stem cells causes hair whitening and pigmentation issues.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
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February 2021 in “Journal of Natural Remedies” Ficus religiosa and Morus alba extracts improved hair growth and follicle regeneration in mice.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
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November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
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January 2019 The 1:5 ratio of fragrant pandan to celery extract best promotes hair growth.
April 2025 in “Jurnal Analis Farmasi” Ambon banana peel extract promotes hair growth.
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April 2007 in “Experimental Dermatology” Stress in mice delays hair growth and treatments blocking substance P can partly reverse this effect.
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October 2005 in “Proceedings of the National Academy of Sciences of the United States of America” Adult stem cells from rat whisker follicles can regenerate hair follicles and sebaceous glands.
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October 2018 in “PLoS ONE” Stress can slow hair growth and affect skin color by impacting the body's stress response system.
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October 2024 in “International Journal of Molecular Sciences” Xenopus laevis tadpoles can regenerate complex tail structures, offering insights for regenerative medicine.
January 2020 in “Journal of oral medicine and oral surgery” Hair grew in a man's mouth due to a rare condition called heterotopia.
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June 2013 in “Herba Polonica” The extract from Elephantopus scaber Linn. might help with hair growth in rats.
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December 2020 in “Palaeogeography, palaeoclimatology, palaeoecology” Elephant tusks and hair reveal seasonal diet and climate changes.
April 2022 in “Microbiology and Immunology” A specific DNA pattern in Malassezia restricta may be linked to hair loss in men.
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December 2015 in “International Journal of Molecular Sciences” Melanocyte stem cells are crucial for skin pigmentation and have potential in disease modeling and regenerative medicine.
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August 2023 in “Development” Hair follicles in the back of the rosette fancy mouse have reversed orientations due to a gene mutation.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking a key energy pathway in human hair follicles can trigger stress responses that stop cell growth.
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January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.
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September 1980 in “Zoological Journal of the Linnean Society” Dendritic cells help regulate skin development and hair growth in mice.
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February 2025 in “Journal of Anatomy” Gray short-tailed opossums' skin shifts from helping with breathing to regulating body temperature as they grow.
December 2025 in “International Journal of Advanced Biochemistry Research” Malvi cattle hair varies in color and pattern across different body regions.
April 2026 in “npj Regenerative Medicine” Melanocyte stem cells in hair follicles are key to understanding and potentially preventing hair graying.
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March 2004 in “Mammalian genome” KAP genes are crucial for hair development and show both shared and unique traits in humans, chimpanzees, and baboons.
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June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair stops producing melanin as it transitions from the growth phase to the resting phase.