The Arf family proteins are best known for their roles in the vesicle biogenesis. However, they also play fundamental roles in a wide range of cellular regulation besides vesicular trafficking, such as modulation of lipid metabolic enzymes, cytoskeleton remodeling, ciliogenesis, lysosomal, and mitochondrial morphology and functions. Growing studies continue to expand the downstream effector landscape of Arf proteins, especially for the less-studied members, revealing new biological functions, such as amino acid sensing. Experiments with cutting-edge technologies and in vivo functional studies in the last decade help to provide a more comprehensive view of Arf family functions. In this review, we summarize the cellular functions that are regulated by at least two different Arf members with an emphasis on those beyond vesicle biogenesis.
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http://dx.doi.org/10.1002/bies.202200214 | DOI Listing |
Cancer Med
January 2025
Faculty of Medical Sciences, Neuroscience Research Center, Lebanese University, Hadath, Lebanon.
Background: Glioblastoma (GBM) is the most common primary brain tumor in adults and has a median survival of less than 15 months. Advancements in the field of epigenetics have expanded our understanding of cancer biology and helped explain the molecular heterogeneity of these tumors. B-cell-specific Moloney murine leukemia virus insertion site-1 (Bmi-1) is a member of the highly conserved polycomb group (PcG) protein family that acts as a transcriptional repressor of multiple genes, including those that determine cell proliferation and differentiation.
View Article and Find Full Text PDFAdv Clin Exp Med
January 2025
Department of Gynecology, Hengshui People's Hospital, China.
Background: Some ADP ribosylation factors (ARF) and ADP ribosylation factor-like (ARL) family are involved in the regulation of certain cancers, but the role of ADP ribosylation factor-like 9 (ARL9) in gastric tumorigenesis remains elusive.
Objectives: The main aim of this study was to evaluate the ARL9 expression within stomach cancer cells and elucidate its influence on the modulation of cancer cell behavior.
Material And Methods: Differential ARL9 protein expression in normal stomach and stomach cancer tissue was ascertained through data sourced from the University of Alabama at Birmingham Cancer Data Analysis Portal (UALCAN).
Genomics
January 2025
Department of Hematology, the First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang, PR China; Zhejiang Provincial Key Laboratory of Hematopoietic Malignancy, Zhejiang University, Hangzhou, Zhejiang, PR China; Zhejiang Provincial Clinical Research Center For Hematological Disorder; Zhejiang University Cancer Center, Hangzhou, Zhejiang, PR China. Electronic address:
Acute myeloid leukemia is a malignant hematologic disorder characterized by the excessive proliferation and accumulation of immature myeloid cells. This abnormality disrupts normal hematopoiesis, leading to symptoms such as anemia, increased susceptibility to infections and bleeding. ADP-ribosylation factors (ARFs) are critical in various cellular functions, including vesicular trafficking, membrane dynamics, cytoskeleton organization, signal transduction, endocytosis, exocytosis, and maintaining organelle integrity.
View Article and Find Full Text PDFNat Commun
December 2024
Laboratory of Biochemistry, Wageningen University, Stippeneng 4, 6708WE, Wageningen, the Netherlands.
The Auxin Response Factors (ARFs) family of transcription factors are the central mediators of auxin-triggered transcriptional regulation. Functionally different classes of extant ARFs operate as antagonistic auxin-dependent and -independent regulators. While part of the evolutionary trajectory to the present auxin response functions has been reconstructed, it is unclear how ARFs emerged, and how early diversification led to functionally different proteins.
View Article and Find Full Text PDFJ Family Med Prim Care
November 2024
Department of Physiology, All India Institute of Medical Sciences (AIIMS), Bibinagar, Telangana, India.
Background: Snake bite is a well-known occupational hazard amongst farmers, plantation workers, and other outdoor workers and results in much morbidity and mortality throughout the world. The complications related to kidneys are observed in most patients with snake bites admitted to a hospital. The current study aimed to study the renal involvement in patients with snake bites with reference to clinical features and the time of onset of acute renal failure.
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