60 citations
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August 1969 in “British Journal of Dermatology” Germicides mostly stay on the skin's surface, but some penetrate deeper depending on the product used.
11 citations
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January 1990 in “Cell and Tissue Research” Minoxidil does not specifically target any hair follicle cells.
4 citations
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September 1993 in “Steroids” The method accurately measures testosterone metabolites with high sensitivity and low environmental impact.
1 citations
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January 1971 in “Acta dermato-venereologica” Mice hair follicles take in the amino acid cystine.
3 citations
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December 1994 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Oral itraconazole effectively reaches and treats deep skin layers in guinea pigs.
11 citations
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January 1957 in “Journal of Histochemistry & Cytochemistry” Ca 45 mainly enters rat skin and eye through biosynthesis and may be adsorbed in cartilage and glands.
32 citations
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other techniques.
26 citations
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October 1996 in “Journal of Endocrinology/Journal of endocrinology” Goat hair follicles have insulin-like growth factor-I receptors that might affect hair growth, but no melatonin receptors were found.
17 citations
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July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.
7 citations
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other methods.
1 citations
,
April 2015 in “Current problems in dermatology” The document concludes that the trichogram is a useful tool for diagnosing hair loss and suggests semi-organ cultures for practical trichological research.
2 citations
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November 1973 in “PubMed” Sulfur-35 can be used to track hair growth and past exposure.
27 citations
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May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
5 citations
,
August 2005 in “Anatomy and Embryology” Rat skin has a linear system of nerve fibers linked to hair follicles and muscles.
5 citations
,
January 1964 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Iodine is absorbed by hair just below the skin surface.
94 citations
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
3 citations
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July 1990 in “PubMed” Human hair follicles can grow and form structures in a collagen gel, useful for studying hair cell growth.
27 citations
,
January 1993 in “Archives of Dermatological Research” Hair follicles can grow and increase DNA synthesis in a serum-free environment, and minoxidil sulphate boosts this process.
72 citations
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January 2001 in “Drugs” Minoxidil and finasteride treat hair loss; more research needed for other options.
57 citations
,
February 1994 in “Experimental dermatology” Melatonin affects mouse skin and may regulate skin functions.
47 citations
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July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
121 citations
,
March 1989 in “Journal of Investigative Dermatology” Minoxidil can help grow hair in mice by making cells grow and improving hair quality. More research needed.
97 citations
,
November 1986 in “Journal of Steroid Biochemistry” Antiandrogens affect androgen-dependent body functions and are used for various medical conditions, with some risks like fetus feminization, but new forms like 17α-propylmesterolone show promise for acne without systemic effects.
70 citations
,
November 1984 in “Cell & tissue research/Cell and tissue research” Vitamin D3 affects cell differentiation in specific skin areas.
67 citations
,
July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
62 citations
,
May 1997 in “Journal of Pharmaceutical Sciences” Sebaceous glands in the skin play a key role in absorbing the antiandrogen drug RU 58841, especially when it's encapsulated in liposomes.
62 citations
,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
54 citations
,
July 1967 in “Science” Decomposed tritiated thymidine is less accurate for DNA tracing, and hair changes can indicate malnutrition.
49 citations
,
August 2003 in “Journal of The American Academy of Dermatology” Higher IGF-1 levels in hair follicles link to better finasteride results for hair loss.
29 citations
,
December 2011 in “British Journal of Dermatology” A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.