October 2022 in “Benha Journal of Applied Sciences” People with non-scarring hair loss have higher levels of DKK-1, a protein linked to hair growth, than those with scarring hair loss or no hair loss.
April 2021 in “Sohag Medical Journal” Alopecia areata is an autoimmune condition causing hair loss, linked to genetic factors and immune system issues, with no cure yet.
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June 2015 in “The Journal of Dermatology” People with alopecia areata have more Th17 cells and fewer Treg cells, which may be key to the condition's development.
December 2020 in “Journal of Endocrinology and Reproduction” Certain inflammatory molecules and leptin may contribute to hair loss in cicatricial alopecia.
April 2024 in “International journal of molecular sciences” Alopecia areata and vitiligo share immune system dysfunction but differ in specific immune responses and affected areas.