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Activation of Apoptosis by Cytoplasmic Microinjection of Cytochrome c
Published on: June 29, 2011
Bisdemethoxycurcumin protects against renal fibrosis via activation of fibroblast apoptosis
Fuquan Jin1, Ying Jin1, Jiangxia Du1
1Institute of Pharmacology & Toxicology, College of Pharmaceutical Sciences, Zhejiang University, Hangzhou 310058, China.
Abstract:
Renal fibrosis is the common final outcome of nearly all progressive chronic kidney diseases (CKD) that eventually develop into end-stage renal failure, which threatens the lives of patients. Currently, there are no effective drugs for the treatment of renal fibrosis. However, studies have shown that certain plant natural products have a fibrosis-alleviating effect. Thus, we have screened a large number of natural products for their ability to protect against renal fibrosis and found that bisdemethoxycurcumin has a good therapeutic effect in renal fibrosis according to the data obtained in a mouse model of unilateral ureteral obstruction (UUO). The results indicate that bisdemethoxycurcumin can efficiently attenuate renal fibrosis induced by UUO. Additional studies of the bisdemethoxycurcumin mechanism of action in the treatment of renal fibrosis demonstrated that the therapeutic effect of bisdemethoxycurcumin is mediated by the specific induction of fibroblast apoptosis at a concentration of 20 μM. bisdemethoxycurcumin can efficiently protect against renal fibrosis both in vitro and in vivo. This discovery will provide new ideas for renal fibrosis treatment in clinics and a new direction for the development of effective drug therapy of renal fibrosis.
Insights
Bisdemethoxycurcumin effectively treats kidney fibrosis by inducing fibroblast apoptosis. This natural compound shows promise for developing new therapies for chronic kidney disease (CKD) patients.
Area of Science:
- Natural Product Chemistry
- Renal Pathophysiology
- Pharmacology
Background:
- Renal fibrosis is a critical determinant of progression in chronic kidney diseases (CKD) towards end-stage renal failure.
- Current therapeutic options for renal fibrosis are limited, highlighting the need for novel treatment strategies.
- Plant-derived natural products represent a promising source for antifibrotic agents.
Purpose of the Study:
- To screen natural products for renal fibrosis-alleviating effects.
- To evaluate the therapeutic potential of bisdemethoxycurcumin in a mouse model of renal fibrosis.
- To elucidate the mechanism underlying the antifibrotic action of bisdemethoxycurcumin.
Main Methods:
- Screening of natural products for antifibrotic activity.
- Establishment of a mouse model of unilateral ureteral obstruction (UUO) to induce renal fibrosis.
- In vitro and in vivo experiments to assess the efficacy of bisdemethoxycurcumin.
- Investigation of the molecular mechanism, including fibroblast apoptosis induction.
Main Results:
- Bisdemethoxycurcumin demonstrated significant attenuation of renal fibrosis in the UUO mouse model.
- The antifibrotic effect of bisdemethoxycurcumin was confirmed both in vitro and in vivo.
- Bisdemethoxycurcumin specifically induced fibroblast apoptosis at a concentration of 20 μM, mediating its therapeutic action.
Conclusions:
- Bisdemethoxycurcumin is a potent natural compound with significant therapeutic potential for renal fibrosis.
- The mechanism involves the targeted induction of fibroblast apoptosis.
- This finding offers a novel therapeutic strategy for managing chronic kidney diseases and preventing renal failure.
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