In Vivo AAV-SB-CRISPR Screens of Tumor-Infiltrating Primary NK Cells Identify Genetic Checkpoints of CAR-NK Therapy

AAV-SB-CRISPR Screening Identifies Genetic Checkpoints in Tumor-Infiltrating Primary Natural Killer Cells for CAR-NK Therapy With the rapid advancement of biotechnology and gene editing technologies, increasing attention is being paid to enhancing the clinical potential of natural killer (NK) cells in cancer therapy. Despite their potential in clin...

Mapping Variant Effects on Anti-tumor Hallmarks of Primary Human T Cells with Base-Editing Screens

Mapping Variant Effects on Anti-tumor Hallmarks of Primary Human T Cells with Base-Editing Screens

Application of Base Editing Screening Technology in Tumor Immunotherapy T Cell Research Immune cell therapies, such as T cell transfer therapy and CAR T cell therapy, have become important clinical cancer treatment tools in certain disease fields. However, most cancer patients fail to benefit from cell therapies, possibly due to inherent changes in...

Programming Tumor Evolution with Selection Gene Drives to Proactively Combat Drug Resistance

Engineering Selective Gene Drives to Steer Tumor Evolution to Counteract Drug Resistance As tumors evolve, targeted therapies against cancer often fail due to the evolution of drug resistance. This study demonstrates a way to manipulate tumor evolution repeatedly to design therapeutic opportunities, even in the presence of genetic heterogeneity. We...

High-yield Porphyrin Production Through Metabolic Engineering and Biocatalysis

High-yield Porphyrin Production Through Metabolic Engineering and Biocatalysis

This study was published in the journal Nature Biotechnology, with the doi 10.1038/s41587-024-02267-3. The corresponding authors are Haihong Chen and Yaohong Wang from East China University of Science and Technology, and the publication date is April 26, 2024. The article investigates the high-yield production of chlorophyll through metabolic engin...

Oxidative Phosphorylation Regulates B Cell Effector Cytokines and Promotes Inflammation in Multiple Sclerosis

Oxidative Phosphorylation Regulates B Cell Effector Cytokines and Promotes Inflammation in Multiple Sclerosis Background Introduction In recent years, the antibody-independent functions of B cells in health and disease have become a research hotspot, particularly their ability to secrete different cytokines that can activate or downregulate local i...

The Tumor-Intrinsic Role of the m6A Reader YTHDF2 in Regulating Immune Evasion

Report: Intrinsic Role of m6A Reader Protein YTHDF2 in Regulating Tumor Immune Evasion Background Introduction In recent years, immunotherapy has become a hotspot in the field of tumor treatment, attracting attention for its ability to break through immune suppression barriers or enhance existing anti-tumor immunity. However, despite some successes...

Conformation- and Activation-Based BRET Sensors Differentially Report on GPCR-G Protein Coupling

Differential Study of GPCR-G Protein Coupling Biosensors Background Introduction G protein-coupled receptors (GPCRs) are important molecules for transmembrane signal transduction, capable of selectively binding to heterotrimeric G proteins composed of Gα, Gβ, and Gγ subunits and regulating various intracellular signaling processes. Studying the fun...

G Protein–Coupled Receptor Endocytosis Generates Spatiotemporal Bias in β-Arrestin Signaling

Academic News Report: The Temporal and Spatial Bias in β-arrestin Signal Transduction Mediated by G Protein-Coupled Receptor Endocytosis Research Background Among cell surface receptor families, G protein-coupled receptors (GPCRs) constitute the largest family. Upon activation by ligands, they interact with various signaling proteins to trigger int...

An antibody that inhibits TGF-β1 release from latent extracellular matrix complexes attenuates the progression of renal fibrosis

An antibody that inhibits TGF-β1 release from latent extracellular matrix complexes attenuates the progression of renal fibrosis

Study of TGF-β1 in Fibrosis Progression: An Exploration of an Antibody Targeting Binding Proteins Research Background Fibrosis is a leading cause of poor prognosis in numerous diseases, such as chronic kidney disease, non-alcoholic steatohepatitis, and idiopathic pulmonary fibrosis. Despite the substantial medical need, directly targeting fibrosis ...

Engineered Mini-G Proteins Block the Internalization of Cognate GPCRs and Disrupt Downstream Intracellular Signaling

Mini G Protein Inhibits Internalization of Same GPCR and Disrupts Downstream Intracellular Signaling Introduction G protein-coupled receptors (GPCRs) are the largest class of transmembrane proteins, regulating cellular responses to external stimuli such as hormones and neurotransmitters. GPCRs transmit signals by coupling with guanine nucleotide-bi...