142 citations
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December 1991 in “Antimicrobial Agents and Chemotherapy” Dextran sulfate was found to be toxic and ineffective for treating HIV.
125 citations
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December 2016 in “Molecules” Substances from Chinese medicines show promise for immune support and disease prevention, but the way they are processed affects their effectiveness.
25 citations
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April 2015 in “Current problems in dermatology” Hair regrowth slows with age and can be affected by treatments that change enzyme activity in the skin.
17 citations
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January 2012 in “IOSR Journal of Environmental Science Toxicology and Food Technology” High doses of Tridax procumbens extract can be toxic, affecting liver and kidneys.
January 1994 in “Journal of Dermatological Treatment” Spironolactone helped reduce excessive facial hair in a woman with porphyria cutanea tarda.
March 2024 in “Medical lasers” Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.
2 citations
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October 2021 in “Egyptian Journal of Chemistry” Iron nanoparticles made from pumpkin extract effectively treated burns and promoted healing in mice.
September 2017 in “Journal of Investigative Dermatology” Researchers created human cells that can turn into sebocytes, which may help study and treat skin conditions like acne.
141 citations
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January 1984 in “Journal of The American Academy of Dermatology” Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.
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January 1997 in “Clinics in Dermatology” Pregnancy can cause skin pigmentation, stretch marks, and changes in hair, nails, and sweat glands, with most resolving after birth.
64 citations
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June 1992 in “International Journal of Dermatology” Pregnancy often causes skin changes like darkening, stretch marks, and hair growth, which may improve after childbirth.
September 2017 in “Journal of Investigative Dermatology” BMPs are crucial for hair growth and their decrease by androgens leads to hair loss.
1 citations
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December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
417 citations
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September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
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January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
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January 2001 in “International journal of toxicology” St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.
6 citations
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November 2017 in “Scientific reports” The R343H mutation in the VDR gene causes vitamin D-resistant rickets with alopecia by impairing specific gene activity.
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
233 citations
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February 2018 in “Polymers” Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.
December 2022 in “Journal of Tropical Pharmacy and Chemistry” The hair tonic made from oil palm leaf extract is very effective in preventing hair damage from the sun.
January 2021 in “Middle East journal of applied sciences” Zinc is essential for plant growth and human health, but many soils lack enough zinc, affecting crops and potentially leading to health problems.
11 citations
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August 2010 in “Developmental neurobiology” Ptprq has multiple forms that change during inner ear development.
1 citations
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August 2021 Biomimetic dermal papilla spheres can help regenerate hair to some extent.
38 citations
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April 2016 in “The Journal of Pathology” Alkaline ceramidase 1 is crucial for healthy skin and energy balance.
73 citations
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October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
20 citations
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October 2017 in “Stem Cell Reports” Alkaline Ceramidase 1 prevents early hair loss in mice by keeping hair follicle stem cells balanced.
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September 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” MicroRNA-148a is crucial for maintaining healthy skin and hair growth by affecting stem cell functions.
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.
July 2025 in “ACS Pharmacology & Translational Science” Maslinic acid from olive extracts promotes hair growth like minoxidil.
43 citations
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January 2016 in “Oxidative medicine and cellular longevity” THSG from a Chinese plant helps with aging and related diseases.