231 citations
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December 1999 in “Journal of Investigative Dermatology” This study found that the volume of a hair follicle's dermal papilla is strongly correlated with its size, primarily due to the number of cells it contains and the volume of extracellular matrix.
79 citations
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March 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that procyanidin oligomers, particularly dimers and trimers, significantly promoted hair growth in mice and hair epithelial cell cultures, suggesting potential use as hair growth agents.
581 citations
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October 1998 in “Journal of The American Academy of Dermatology” In male pattern hair loss, this study found that finasteride 1 mg daily significantly slowed hair loss and increased hair growth over two years compared to placebo.
100 citations
,
November 1996 in “Molecular Medicine Today” This review discusses the role of growth factors and cytokines in hair follicle development and cycling, but reports no new clinical findings on treatments for hair growth disorders.
34 citations
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December 1991 in “Annals of the New York Academy of Sciences” The conclusion is that small hair follicles cause baldness in macaques, and treatments like antiandrogens and minoxidil can prevent hair loss and promote regrowth.
36 citations
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November 1990 in “The Journal of Dermatology” This study found that dermal papilla cells in culture may enhance and attract follicular epithelial cell growth, suggesting their pivotal role in hair and follicle development.
11 citations
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September 1988 in “Annals of Plastic Surgery” This review discusses topical minoxidil for hair growth, reporting about one-third of users gain new hair, noting diminished effects after a year and increased hair loss if stopped, but provides no new experimental results.
521 citations
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January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.