19 citations,
August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
15 citations,
December 2018 in “International journal of environmental research and public health/International journal of environmental research and public health” EGCG may help treat alopecia areata by blocking certain immune responses and reducing specific harmful immune cells.
12 citations,
January 2015 in “Indian Journal of Dermatology, Venereology and Leprology” A mother and daughter with similar hair loss conditions and identical HLA types suggest a genetic link between the conditions.
7 citations,
January 2019 in “Australasian Journal of Dermatology” A genetic marker linked to a type of hair loss was found in most patients studied.
7 citations,
June 1976 in “JAMA” Most women with ankylosing spondylitis tested positive for HLA-B27, suggesting it's useful for diagnosis.