Publications by authors named "Maria del Consuelo Figueroa-Garcia"

Non-alcoholic fatty liver disease (NAFLD) is characterized by lipid accumulation in hepatocytes, and in advanced stages, by inflammation and fibrosis. Excessive ROS production due to mitochondrial dysfunction contributes to NAFLD development, making the decrease in mitochondrial ROS production an emerging target to alleviate NAFLD. Previously, we have shown that avocado oil, a source of several bioactive compounds with antioxidant effects, decreases oxidative stress by improving the function of the mitochondrial electron transport chain (ETC) and decreasing ROS levels in mitochondria of diabetic and hypertensive rats.

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Article Synopsis
  • Hyperglycemia and excessive ROS production are major contributors to diabetic nephropathy, leading researchers to explore ways to lower glucose levels and improve antioxidant status.
  • Previous studies indicated that avocado oil positively affects glutathione levels in diabetic rats' livers and brains, but long-term effects were unclear due to high mortality in other models.
  • A year-long study using type 2 diabetic Goto-Kakizaki rats showed that avocado oil reduced blood sugar levels, decreased oxidative stress, improved glutathione status, and increased oleic acid in kidney mitochondria, highlighting its potential benefits.
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It is known the deleterious effects of diabetes on embryos, but the effects of diabetes on placenta and its mitochondria are still not well known. In this work we generated a mild hyperglycemia model in female wistar rats by intraperitoneal injection of streptozotocin in 48 hours-old rats. The sexual maturity onset of the female rats was delayed around 6-7 weeks and at 16 weeks-old they were mated, and sacrificed at day 19th of pregnancy.

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