Related Experiment Videos
Stearoyl co-A desaturase 1 as a ccRCC therapeutic target: death by stress
1Department of Medicine and Genetics, Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, USA. wykim@med.unc.edu
Abstract:
There is a need for the discovery of novel therapeutic strategies to effectively treat advanced clear cell renal cell carcinoma (ccRCC). Inhibition of stearoyl-coA desaturase 1 (SCD1) in ccRCC reveals antitumor activity, independently and in synergy with mTOR inhibition. SCD1 may be a potential novel therapeutic target in treating ccRCC.
Insights
Novel therapies are needed for advanced clear cell renal cell carcinoma (ccRCC). Inhibiting stearoyl-CoA desaturase 1 (SCD1) shows antitumor effects in ccRCC, suggesting SCD1 as a potential therapeutic target.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- Advanced clear cell renal cell carcinoma (ccRCC) presents a significant challenge in cancer therapy.
- Novel therapeutic strategies are urgently required for effective ccRCC treatment.
Purpose of the Study:
- To investigate the therapeutic potential of inhibiting stearoyl-CoA desaturase 1 (SCD1) in ccRCC.
- To evaluate the antitumor activity of SCD1 inhibition, both independently and in combination with mTOR inhibition.
Main Methods:
- Utilizing preclinical models of ccRCC.
- Assessing the impact of SCD1 inhibition on tumor growth and relevant molecular pathways.
- Evaluating synergistic effects with mammalian target of rapamycin (mTOR) inhibitors.
Main Results:
- Inhibition of SCD1 demonstrated significant antitumor activity in ccRCC models.
- SCD1 inhibition showed efficacy as a monotherapy.
- Combined inhibition of SCD1 and mTOR exhibited synergistic antitumor effects.
Conclusions:
- Stearoyl-CoA desaturase 1 (SCD1) is a promising therapeutic target for ccRCC.
- Targeting SCD1 offers a potential novel strategy for treating advanced ccRCC, particularly in combination with mTOR inhibitors.
Related Concept Videos
01:25Lipid Catabolism
Triglycerides serve as crucial long-term energy storage molecules in microorganisms, providing a dense source of metabolic energy. Their breakdown is mediated by lipases, which hydrolyze triglycerides into glycerol and free fatty acids. Each of these components follows distinct metabolic pathways, ultimately contributing to ATP synthesis and cellular energy homeostasis.Glycerol MetabolismGlycerol, released from triglyceride hydrolysis, is phosphorylated by glycerol kinase to form...
01:31Regulation of the Unfolded Protein Response
Inositol-requiring kinase one or IRE1 is the most conserved eukaryotic unfolded protein response (UPR) receptor. It is a type I transmembrane protein kinase receptor with a distinctive site-specific RNase activity. As the binding mechanics of the misfolded proteins with the N-terminal domain of IRE-1 are unclear, three binding models — direct, indirect, and allosteric -- are proposed for receptor activation. Nevertheless, it is known that once a misfolded protein associates with IRE1, it...
01:29Cholesterol: Significance and Regulation
Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
Considering cholesterol and...
Considering cholesterol and...
01:17Role of ER in the Secretory Pathway
Eukaryotic cells have a special pathway that enables communication between various intracellular membrane-bound compartments and also with the extracellular environment. This pathway is termed as the secretory pathway.
Components of the secretory pathway
About a third of proteins synthesized in the cell are sorted via the secretory route. They shuffle between different compartments in membrane-bound vesicles until they reach their final destination. The main intracellular compartments involved...
Components of the secretory pathway
About a third of proteins synthesized in the cell are sorted via the secretory route. They shuffle between different compartments in membrane-bound vesicles until they reach their final destination. The main intracellular compartments involved...
01:19Cushing Syndrome II: Pathophysiology
Cortisol production is normally governed by the hypothalamic–pituitary–adrenal (HPA) axis, which maintains hormonal balance through tightly regulated feedback mechanisms. Disruption of this regulatory system is central to the development of Cushing syndrome, whether the excess cortisol originates from external medications or internal pathology. Persistent cortisol elevation alters metabolism, immune function, and endocrine signaling, producing the characteristic clinical features of the...
02:58Regulated Protein Degradation
It is vital to regulate the activity of enzymatic as well as non-enzymatic proteins inside the cell. This can be achieved either through creating a balance between their rate of synthesis and degradation or regulating the intrinsic activity of the protein. Both these regulation mechanisms play an essential role in the normal functioning of cells.
Protein degradation plays two important roles in the cells. It helps to protect cells from misfolded or damaged proteins before they lead to a...
Protein degradation plays two important roles in the cells. It helps to protect cells from misfolded or damaged proteins before they lead to a...