PCR-based gene targeting enables rapid alteration of the Saccharomyces cerevisiae genome. Here we describe how this method can be applied for directed gene deletions, epitope and fluorescence protein tagging, and conditional gene expression, with a specific focus on peroxisomal proteins.
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http://dx.doi.org/10.1007/978-1-0716-3048-8_16 | DOI Listing |
Nat Metab
January 2025
Department of Genetics, Stanford University, School of Medicine, Stanford, CA, USA.
The short-chain fatty acids (SCFAs) propionate and butyrate have beneficial health effects, are produced in large amounts by microbial metabolism and have been identified as unique acyl lysine histone marks. To better understand the function of these modifications, we used chromatin immunoprecipitation followed by sequencing to map the genome-wide location of four short-chain acyl histone marks, H3K18pr, H3K18bu, H4K12pr and H4K12bu, in treated and untreated colorectal cancer (CRC) and normal cells as well as in mouse intestines in vivo. We correlate these marks with open chromatin regions and gene expression to access the function of the target regions.
View Article and Find Full Text PDFCommun Biol
January 2025
The First Department of Thoracic Surgery, Hunan Cancer Hospital and the affiliated Cancer Hospital of Xiangya School of Medicine, Central South University, Changsha, PR China.
Angiogenesis is a significant character of lung adenocarcinoma (LUAD) and is an important reason leading to high mortality rates of LUAD patients. However, the molecular mechanisms of lncRNAs regulating the angiogenesis in LUAD have not been fully elucidated. Here we show lncRNA chromatin-associated RNA 10 (CAR10) was upregulated in the tumor tissue of patients with LUAD and enhanced tumor metastasis.
View Article and Find Full Text PDFPurpose: In glioblastoma, the therapeutically intractable and resistant phenotypes can be derived from glioma stem cells, which often have different underlying mechanisms from non-stem glioma cells. Aberrant signaling across the EGFR-PTEN-AKT-mTOR pathways have been shown as common drivers of glioblastoma. Revealing the inter and intra-cellular heterogeneity within glioma stem cell populations in relations to signaling patterns through these pathways may be key to precision diagnostic and therapeutic targeting of these cells.
View Article and Find Full Text PDFBiochim Biophys Acta Mol Basis Dis
January 2025
Ion Channel Biology Laboratory, AU-KBC Research Centre, Madras Institute of Technology Campus, Anna University, Chrompet, Chennai 600 044, Tamil Nadu, India. Electronic address:
Metabolic dysfunction-associated steatotic liver disease [MASLD] is a pervasive multifactorial health burden. Post-translational modifications [PTMs] of amino acid residues in protein domains demonstrate pivotal roles for imparting dynamic alterations in the cellular micro milieu. The crux of identifying novel druggable targets relies on comprehensively studying the etiology of metabolic disorders.
View Article and Find Full Text PDFEur J Med Chem
January 2025
Department of Pharmacy, Institute of Pharmaceutical Science and Technology, College of Pharmacy, Hanyang University, 55 Hanyangdaehak-ro, Sangnok-gu, Ansan, Kyeonggi-do, 15588, Republic of Korea. Electronic address:
JNK3, a brain-specific stress-activated protein kinase, plays a critical role in Alzheimer's disease pathogenesis through phosphorylation of Tau and APP. This study aimed to develop selective JNK3 inhibitors based on a pyrazole scaffold, focusing on (E)-1-(2-aminopyrimidin-4-yl)-4-styryl-1H-pyrazole-3-carboxamide derivatives. Through systematic structural modifications and extensive SAR analysis, we identified compounds 24a and 26a as highly potent JNK3 inhibitors, with IC values of 12 and 19 nM, respectively.
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