A Cup of ruby red hibiscus tea not only warms the body in winter but also is known to boost the immune system, control blood pressure, and reduce body weight. And here is yet another reason to enjoy this tea – It may defeat Alzheimer’s disease.
Professor Kyong-Tai Kim and PhD candidate Kyung Won Jo (Department of Life Sciences) at POSTECH has verified that the gossypetin found in hibiscus activates microglia, the resident immune cell in the brain. The research team also demonstrated that microglia scavenge amyloid-beta (Aβ) in the brain to ameliorate cognitive impairments brought on by Alzheimer’s disease (AD).
AD begins as Aβ and Tau protein aggregates form deposits in the brain tissue. Microglia internalize such aggregates (phagocytosis) to protect the brain...
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