G-protein-signaling modulator 2 (GPSM2) belongs to a protein family that regulates activation of G proteins and plays an important role in mitotic spindle orientation. However, the role of GPSM2 in lung adenocarcinoma (LUAD) is still unclear. In this study, it was found that GPSM2 correlates with clinicopathological features and patient's prognosis in LUAD. Knocking down GPSM2 promoted LUAD cell proliferation in vitro and in vivo. Mechanistically, it was demonstrated that GPSM2 knockdown accelerates cell proliferation via the EGFR pathway. These results confirmed that GPSM2 played an important role in LUAD. Moreover, GPSM2, as an independent prognostic factor, may serve as a potential drug target and prognostic biomarker in LUAD.
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http://dx.doi.org/10.1016/j.biocel.2020.105716 | DOI Listing |
Sci Rep
January 2025
Department of Obstetrics and Gynecology, Changhai Hospital, Naval Medical University, Shanghai, 200433, China.
Regulator of G protein signaling 1 (RGS1) is known to be highly expressed in various tumors, but its specific effects and regulatory mechanism in ovarian cancer (OC) progression are not well understood. To delve into the tumor biology, a predictive risk model for OC was developed, incorporating RGS1, PRKG2, CD24, and ABCB1, with RGS1 exhibiting the strongest correlation. The model's reliability and validity were confirmed through Kaplan-Meier analysis, receiver operating characteristic (ROC) curve, and principal component analysis (PCA).
View Article and Find Full Text PDFPhysiol Rep
January 2025
Department of Physiology & Biophysics, Case Western Reserve University School of Medicine, Cleveland, Ohio, USA.
Sympathoexcitation is a hallmark of heart failure, with sustained β-adrenergic receptor (βAR)-G protein signaling activation. βAR signaling is modulated by regulator of G protein signaling (RGS) proteins. Previously, we reported that Gα regulation by RGS2 or RGS5 is key to ventricular rhythm regulation, while the dual loss of both RGS proteins results in left ventricular (LV) dilatation and dysfunction.
View Article and Find Full Text PDFJ Fungi (Basel)
November 2024
College of Food Science and Engineering, Gansu Agricultural University, Lanzhou 730070, China.
Precocious sexual inducer (psi)-producing oxygenases (Ppos) participate in the production of C8 moldy volatile compounds (MVOCs), and these compounds could act as signal molecules modulating G protein signaling cascades, which participates in the growth and development, secondary metabolisms and pathogenicity of filamentous fungi. In this study, PePpoA and PePpoC proteins were identified in . The deletion of decreased C8 MVOC production in , while they were not detected in the strain ( < 0.
View Article and Find Full Text PDFProtoplasma
December 2024
School of Life Sciences, Yunnan Normal University, Kunming, 650092, People's Republic of China.
Sucrose (SUC) is a signaling molecule with multiple physiological functions. G protein is a kind of receptor that converts extracellular first messenger into intracellular second messenger. However, it is little known that SUC interplays with G protein signaling in maize thermotolerance.
View Article and Find Full Text PDFAdv Sci (Weinh)
November 2024
State Key Laboratory for Innovation and Transformation of Luobing Theory, Key Laboratory of Cardiovascular Remodeling and Function Research, Chinese Ministry of Education, Chinese National Health Commission and Chinese Academy of Medical Sciences, Department of Cardiology, Qilu Hospital of Shandong University, Jinan, 250012, China.
Hypertension remains a major risk factor for cardiovascular diseases, but the underlying mechanisms are not well understood. Zinc finger protein 36 (ZFP36) is an RNA-binding protein that regulates mRNA stability by binding to adenylate-uridylate-rich elements in the mRNA 3'-untranslated region. This study reveals that ZFP36 expression is highly elevated in the arteries of hypertensive patients and rodents.
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