April 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” The Lanyu pig's hair follicles are similar to human ones, making it useful for studying skin healing.
December 2020 in “Dermatology practical & conceptual” Trichoscopy helped diagnose a teenage girl's hair loss as monilethrix.
24 citations
,
May 2017 in “Annals of botany” Pathogenic Pseudomonas syringae bacteria stimulate early root hair growth in Arabidopsis plants.
4 citations
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October 2013 in “Clinics in Dermatology” Experts don't fully agree on how to diagnose certain hair growth disorders and more research is needed to understand them better.
July 2024 in “Journal Archives of Health” Woolly hair is a rare genetic condition with no effective treatments.
June 2022 in “Authorea (Authorea)” A 59-year-old woman was diagnosed with a rare hair loss condition called lipedematous alopecia.
May 2014 in “Clinical and Experimental Dermatology” A 70-year-old woman with a rare skin condition improved after treatment with topical steroids and acitretin.
November 2024 in “Medicina” Recognizing scalp symptoms in PRP is crucial for proper diagnosis and treatment.
2 citations
,
January 1990
January 2023 in “Dermatologic Therapy” The nutritional supplement Pilopeptan® WOMAN improved hair growth and thickness in women with hair loss.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Croton tiglium Linn. may promote hair growth but needs careful detoxification due to its toxicity.
26 citations
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July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The protein Par3 is crucial for healthy skin, affecting the skin barrier, cell differentiation, and stem cell maintenance.
37 citations
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October 2015 in “Anais Brasileiros de Dermatologia” Lichen planopilaris mostly affects women with fair skin and can look different on each person, needing early treatment to prevent hair loss.
August 2025 in “Biomedicines” Half-siblings with a rare skin condition improved with treatment for a fungal infection, but hair loss remained.
1 citations
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December 2017 in “Acta biomedica scientifica” Women of reproductive age with polycystic ovary syndrome often experience hair loss.
20 citations
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January 2002 in “Laboratory Animals” Mutations in the hairless gene cause hair loss and skin cysts in rhesus macaques.
1 citations
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January 2015 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Latanoprost eye drops caused excessive cheek hair growth and eyelash whitening in a woman.
9 citations
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June 2016 in “Stem cells” Overexpression of sPLA2-IIA in mouse skin reduces hair stem cells and increases cell differentiation through JNK/c-Jun pathway activation.
68 citations
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April 2014 in “Journal of Investigative Dermatology” Trichohyalin-like proteins are essential for the development of skin structures like hair, nails, and feathers.
July 2021 in “Australasian Journal of Dermatology” The trichoscopy-assisted hair pull test is useful for diagnosing different types of hair loss.
Polarized microscopy helps identify hair irregularities in genetic disorders.
6 citations
,
April 1971 in “Journal of Wildlife Diseases” Switching flying squirrels' diet from seeds to mouse chow restored their hair.
5 citations
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February 2019 in “PloS one” Bald thigh syndrome in sighthounds is caused by structural defects in hair shafts due to downregulated genes and proteins.
January 2021 in “Dermatology online journal” One twin girl has Loose anagen syndrome with poorly anchored hair, diagnosed with a simple hair pull test, while her identical twin does not have the condition.
May 2025 in “International Journal of Molecular Sciences” DHHB from Platycladus orientalis L. promotes hair growth and could be a natural alternative to current treatments.
27 citations
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May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
1 citations
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April 2018 in “Journal of Investigative Dermatology” The Trichodysplasia spinulosa virus protein can cause abnormal hair growth in mice.
2 citations
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December 2013 in “The Journal of Dermatology” August 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Periplaneta americana extract helps hair regrowth in alopecia areata by reducing inflammation and balancing skin bacteria.
September 2025 in “British Journal of Dermatology”