January 2016 in “프로그램북(구 초록집)” The growth factor cocktail with FGF9 significantly increased hair density and diameter in patients with androgenetic alopecia.
August 2013 in “Nature Reviews Drug Discovery” A protein called FGF9 helps regenerate hair follicles in mice after skin damage, and increasing FGF9 could potentially help human hair growth.
19 citations
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July 1994 in “International Journal of Dermatology” A 9-year-old boy had a calcium deposit nodule on his earlobe.
3 citations
,
May 2023 in “Pediatric Dermatology” A 9-year-old boy had a rare scalp condition usually seen in young men.
3 citations
,
January 2021 in “Therapeutic advances in infectious disease” A 9-year-old girl with a healthy immune system was successfully treated for a severe fungal scalp infection caused by Microsporum audouinii.
1 citations
,
July 2017 in “Skin appendage disorders” A 9-year-old Hispanic girl has Uncombable Hair Syndrome, which may improve with age and biotin treatment.
January 2026 in “Cosmoderma” A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
A 9-year-old girl developed type 1 diabetes and alopecia after being treated for a rare kidney disease.
13 citations
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September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
3 citations
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March 2013 in “International Journal of Clinical Practice” Combination therapy for 9+ months maintains symptom improvements after stopping alpha-blockers or finasteride.
January 2026 in “Journal of Innovative and Creativity (Joecy)” The 4% and 9% celery hair tonics are stable and suitable for herbal cosmetics.
17 citations
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February 2001 in “Urologia Internationalis” Stopping alpha-blocker medication after 6-9 months is safe and effective for most patients with bladder outlet obstruction.
15 citations
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January 1993 in “DNA sequence” KRT2.13 gene is similar to KRT2.9 but not expressed in hair follicles.
4 citations
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November 2013 in “Journal of IMAB - Annual Proceeding (Scientific Papers)” A rare adrenal tumor in a 9-year-old girl was successfully treated with surgery.
July 2021 in “Clinical case reports and studies” Topical diphencyprone effectively treated a 9-year-old boy's alopecia areata with fewer side effects.
75 citations
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September 1971 in “British Journal of Dermatology” Both steroids effectively promote hair growth for at least 9 months.
36 citations
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October 1993 in “British Journal of Dermatology” Human hair follicles can grow in a lab for at least 9 days without serum, keeping their natural characteristics.
5 citations
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January 2018 in “Skin Research and Technology” TrichoScan needs optimization as it underestimated hair density by 38.9% compared to manual counting.
1 citations
,
January 2022 in “Clinical Cases in Dermatology” A rare scalp condition was successfully treated with specific medications after 9 months.
17 citations
,
January 2011 in “Indian journal of dermatology, venereology, and leprology” A rare genetic skin condition usually affecting males was found in a 9-year-old girl.
2 citations
,
October 2018 in “Skin appendage disorders” A boy's hair that was frizzy and hard to comb returned to normal after 9 months, possibly due to genetic factors.
December 2014 in “Turk Dermatoloji Dergisi” Topical Saw Palmetto and Trichogen Veg Complex increased hair count by 11.9% and improved hair growth in 48% of men with hair loss.
March 2023 in “JIIS (Jurnal Ilmiah Ibnu Sina): ilmu farmasi dan kesehatan” The best biotin hair tonic formula has 20% span 80, 9.47% tween 80, and 5% PEG 400.
March 2023 in “Ukrainian Journal of Dermatology Venerology Cosmetology” The improved tretinoin lotion effectively treats acne with minimal irritation, even in children as young as 9.
Non-immune dermal cells dominate, epidermal cells increase after day 9, and certain immune cells persist beyond inflammation in wound-induced hair follicle regeneration.
The robotic system for hair restoration surgery works well, giving similar results to manual techniques after 9 months.
28 citations
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October 2017 in “Journal of the American Academy of Dermatology” Pediatric alopecia areata is rare, affecting more girls than boys, and peaks at ages 9-12.
6 citations
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April 2009 in “Obstetrician & gynaecologist/The obstetrician & gynaecologist” Hirsutism in young women is often caused by PCOS and managed with lifestyle changes, treatments, and hormonal therapy, which takes 9-12 months to work.
4 citations
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November 2017 in “Journal of Cosmetic Dermatology” Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
January 2003 in “Linchuang pifuke zazhi” A benign skin tumor was removed from a man's leg, and it didn't come back after 9 months.