15 citations,
August 1985 in “Archives of dermatology” Tretinoin lotion can remove hair casts, which come from a specific part of the hair follicle and can be classified into two types.
6 citations,
August 1985 in “Archives of dermatology” A lotion helped remove hair casts, which seem to come from a specific part of the hair follicle, and patients with hair casts can be grouped based on the cause.
12 citations,
February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.
239 citations,
November 2000 in “Journal of The American Academy of Dermatology” Finasteride doesn't effectively treat hair loss in postmenopausal women.
125 citations,
September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.