June 2010 in “European Journal of Cancer Supplements” Senescent fibroblasts can help start tumors in normal skin cells.
34 citations
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April 2009 in “Skin Pharmacology and Physiology” This study found that Minoxidil had biphasic effects on normal human keratinocytes, stimulating proliferation at micromolar doses, but showing antiproliferative, pro-differentiative, and cytotoxic effects at millimolar concentrations.
17 citations
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November 2000 in “Journal of Investigative Dermatology” ZPK helps skin cells mature and may affect skin health.
27 citations
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February 2003 in “European Journal Of Oral Sciences” This study found that the SVpgC2a keratinocyte cell line, used as a model for dysplastic epithelium, showed increased apoptosis, proliferation, and aberrant keratin expression compared to normal keratinocytes from buccal mucosa.
7 citations
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April 1996 in “Archives of dermatological research” This study found that after topical application in rats, 1,24-dihydroxyvitamin D3 absorbed through both the stratum corneum and hair follicles, with about 30% excreted via the faeces.