122 citations
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June 1998 in “PubMed” This study found that sensory and sympathetic innervation in the mystacial pads of mice is governed by a balance of neurotrophin signaling, highlighting the roles of NGF/trkA and NT-3/trkC pathways.
6 citations
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September 2020 in “Advanced Biology” This study found that using the OptoTrkA system to control TrkA activity with blue light enhanced proliferation, migration, and differentiation of hair-follicle-derived stem cells into neuronal and glial cells.
159 citations
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November 2007 in “American Journal of Pathology” In this study, researchers found that substance P triggered premature catagen development and immune changes in human scalp hair follicles, providing a possible biological link between stress and hair loss conditions like telogen effluvium and alopecia areata.
1 citations
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July 2016 in “Livestock science” This study suggests that nerve growth factor may support hair follicle growth in Liaoning cashmere goats through pathways involving its receptor, TrkA, particularly during the anagen phase.
12 citations
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April 2020 in “British Journal of Dermatology” In this study, researchers found that caffeine can counteract stress-induced damage in ex vivo human androgenetic alopecia hair follicles, suggesting it may help prevent stress-related hair loss.