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Dioscorea Villosa (Wild Yam) Induces Chronic Kidney Injury Via Pro-Fibrotic Pathways, Ken Wojcikowski, Hans Wohlmuth, David Johnson, Glenda Gobe
Dioscorea Villosa (Wild Yam) Induces Chronic Kidney Injury Via Pro-Fibrotic Pathways, Ken Wojcikowski, Hans Wohlmuth, David Johnson, Glenda Gobe
Dr Hans Wohlmuth
Dioscorea villosa (wild yam) rhizome extract is a medicinal herb that is commonly used to treat symptoms of menopause and rheumatoid arthritis. We had evidence from previous in vitro experiments that this extract is toxic and pro-fibrotic in renal cells and aimed to test whether this occurs in vivo. Sprague-Dawley rats received 0.79 g/kg/d D. villosa extract in their food or no treatment over 7, 14 and 28d (n = 4 per group). Kidney and liver tissues were collected for protein extraction and Western immunoblots or fixed for special histologic stains, immunohistochemistry (IHC) and microscopy. Collagen deposition was assessed using …