scholarly journals Aldose reductase regulates platelet-derived growth factor-induced proliferation through mediating cell cycle progression in rat mesangial cells

2012 ◽  
Vol 30 (2) ◽  
pp. 409-416 ◽  
Author(s):  
LIPING ZOU ◽  
WENJUAN WANG ◽  
ZUDE XU ◽  
NONG ZHANG ◽  
TAO JIANG
2012 ◽  
Vol 2012 ◽  
pp. 1-6 ◽  
Author(s):  
Jodi C. Allen ◽  
Petra Seidel ◽  
Tobias Schlosser ◽  
Emma E. Ramsay ◽  
Qi Ge ◽  
...  

Hyperplasia of airway smooth muscle (ASM) is a feature of the remodelled airway in asthmatics. We examined the antiproliferative effectiveness of the corticosteroid dexamethasone on expression of the key regulator of G1 cell cycle progression—cyclin D1—in ASM cells from nonasthmatics and asthmatics stimulated with the mitogen platelet-derived growth factor BB. While cyclin D1 mRNA and protein expression were repressed in cells from nonasthmatics in contrast, cyclin D1 expression in asthmatics was resistant to inhibition by dexamethasone. This was independent of a repressive effect on glucocorticoid receptor translocation. Our results corroborate evidence demonstrating that corticosteroids inhibit mitogen-induced proliferation only in ASM cells from subjects without asthma and suggest that there are corticosteroid-insensitive proliferative pathways in asthmatics.


2003 ◽  
Vol 20 (3) ◽  
pp. 195-205 ◽  
Author(s):  
Chang-Ho EUN ◽  
Suk-Min KO ◽  
Katsumi HIGASHI ◽  
Dennis YEO ◽  
Yoshikatsu MATSUBAYASHI ◽  
...  

Cells ◽  
2021 ◽  
Vol 10 (12) ◽  
pp. 3327
Author(s):  
Zhixiang Wang

The cell cycle is the series of events that take place in a cell, which drives it to divide and produce two new daughter cells. The typical cell cycle in eukaryotes is composed of the following phases: G1, S, G2, and M phase. Cell cycle progression is mediated by cyclin-dependent kinases (Cdks) and their regulatory cyclin subunits. However, the driving force of cell cycle progression is growth factor-initiated signaling pathways that control the activity of various Cdk–cyclin complexes. While the mechanism underlying the role of growth factor signaling in G1 phase of cell cycle progression has been largely revealed due to early extensive research, little is known regarding the function and mechanism of growth factor signaling in regulating other phases of the cell cycle, including S, G2, and M phase. In this review, we briefly discuss the process of cell cycle progression through various phases, and we focus on the role of signaling pathways activated by growth factors and their receptor (mostly receptor tyrosine kinases) in regulating cell cycle progression through various phases.


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