September 2020 in “Benha Journal of Applied Sciences” This study found that serum IL-19 levels were significantly higher in patients with alopecia areata and correlated with disease severity compared to healthy controls.
In this animal study, treatment with Trachyspermum copticum seed extract significantly altered IL-1 and KGF/FGF-7 gene expression, improving dermatitis and hair growth in mice compared to controls and corticosteroids.
58 citations
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December 2020 in “Mayo Clinic Proceedings” This paper discusses the variability in COVID-19 susceptibility and severity, emphasizing factors like biological differences and suggesting potential precision medicine approaches, but it reports no new clinical results.
3 citations
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March 2022 in “Annals of Medicine” This study suggests that telogen effluvium is more closely related to the severity of COVID-19 and associated inflammation than to hormonal factors, with women showing a higher prevalence.
114 citations
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January 2021 in “medRxiv (Cold Spring Harbor Laboratory)” This meta-analysis estimated that around 80% of patients who had COVID-19 experienced at least one long-term symptom, with fatigue being the most common reported effect.