Search Results - "Park, Wei Sun"
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1
Cooperative Activation of PI3K by Ras and Rho Family Small GTPases
Published in Molecular cell (27-07-2012)“…Phosphoinositide 3-kinases (PI3Ks) and Ras and Rho family small GTPases are key regulators of cell polarization, motility, and chemotaxis. They influence each…”
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PI(3,4,5)P₃ and PI(4,5)P₂ Lipids Target Proteins with Polybasic Clusters to the Plasma Membrane
Published in Science (American Association for the Advancement of Science) (01-12-2006)“…Many signaling, cytoskeletal, and transport proteins have to be localized to the plasma membrane (PM) in order to carry out their function. We surveyed…”
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3
High-fidelity optical diffraction tomography of live organisms using iodixanol refractive index matching
Published in Biomedical optics express (01-12-2022)“…Optical diffraction tomography (ODT) enables the three-dimensional (3D) refractive index (RI) reconstruction. However, when the RI difference between a sample…”
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4
Mechanistic Basis of Differential Cellular Responses of Phosphatidylinositol 3,4-Bisphosphate- and Phosphatidylinositol 3,4,5-Trisphosphate-binding Pleckstrin Homology Domains
Published in The Journal of biological chemistry (02-11-2007)“…Phosphatidylinositol 3,4-bisphosphate (PtdIns(3,4)P2) and phosphatidylinositol 3,4,5-trisphosphate (PtdIns(3,4,5)P3) are lipid second messengers that regulate…”
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Label-free multiplexed microtomography of endogenous subcellular dynamics using generalizable deep learning
Published in Nature cell biology (01-12-2021)“…Simultaneous imaging of various facets of intact biological systems across multiple spatiotemporal scales is a long-standing goal in biology and medicine, for…”
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Correlative three-dimensional fluorescence and refractive index tomography: bridging the gap between molecular specificity and quantitative bioimaging
Published in Biomedical optics express (01-12-2017)“…Optical diffraction tomography (ODT) provides label-free three-dimensional (3D) refractive index (RI) measurement of biological samples. However, due to the…”
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Salmonella exploits host Rho GTPase signalling pathways through the phosphatase activity of SopB
Published in Cellular microbiology (01-10-2018)“…Salmonella uses Type 3 secretion systems (T3SSs) to deliver virulence factors, called effectors, into host cells during infection. The T3SS effectors promote…”
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Comprehensive Identification of PIP3-Regulated PH Domains from C. elegans to H. sapiens by Model Prediction and Live Imaging
Published in Molecular cell (09-05-2008)“…Phosphoinositide 3-kinase (PI3K) and its product phosphatidylinositol(3,4,5)-trisphosphate (PIP3) control cell growth, migration, and other processes by…”
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VipD of Legionella pneumophila targets activated Rab5 and Rab22 to interfere with endosomal trafficking in macrophages
Published in PLoS pathogens (01-12-2012)“…Upon phagocytosis, Legionella pneumophila translocates numerous effector proteins into host cells to perturb cellular metabolism and immunity, ultimately…”
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10
Endocytic Rab proteins are required for hepatitis C virus replication complex formation
Published in Virology (New York, N.Y.) (01-03-2010)“…Abstract During infection, hepatitis C virus (HCV) NS4B protein remodels host membranes to form HCV replication complexes (RC) which appear as foci under…”
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11
Phosphoinositides Differentially Regulate Protrudin Localization through the FYVE Domain
Published in The Journal of biological chemistry (30-11-2012)“…Protrudin is a FYVE (Fab 1, YOTB, Vac 1, and EEA1) domain-containing protein involved in transport of neuronal cargoes and implicated in the onset of…”
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Lpg0393 of Legionella pneumophila is a guanine-nucleotide exchange factor for Rab5, Rab21 and Rab22
Published in PloS one (30-03-2015)“…Legionella pneumophila, a human intracellular pathogen, encodes about 290 effector proteins that are translocated into host cells through a secretion…”
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13
STIM2 Is a Feedback Regulator that Stabilizes Basal Cytosolic and Endoplasmic Reticulum Ca2+ Levels
Published in Cell (28-12-2007)“…Deviations in basal Ca2+ levels interfere with receptor-mediated Ca2+ signaling as well as endoplasmic reticulum (ER) and mitochondrial function. While…”
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14
PI(3,4,5)P 3 and PI(4,5)P 2 Lipids Target Proteins with Polybasic Clusters to the Plasma Membrane
Published in Science (American Association for the Advancement of Science) (01-12-2006)“…Many signaling, cytoskeletal, and transport proteins have to be localized to the plasma membrane (PM) in order to carry out their function. We surveyed…”
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15
The Alliance for Cellular Signaling Plasmid Collection
Published in Molecular & cellular proteomics (01-03-2007)“…Cellular responses to inputs that vary both temporally and spatially are determined by complex relationships between the components of cell signaling networks…”
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Release of Infectious Hepatitis C Virus from Huh7 Cells Occurs via a trans-Golgi Network-to-Endosome Pathway Independent of Very-Low-Density Lipoprotein Secretion
Published in Journal of virology (15-08-2016)“…The release of infectious hepatitis C virus (HCV) particles from infected cells remains poorly characterized. We previously demonstrated that virus release is…”
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Abstract 2530: Advancing ICK assay: Real-time, label-free imaging of lymphocyte subsets
Published in Cancer research (Chicago, Ill.) (22-03-2024)“…Abstract Background: Immune Cell Killing (ICK) Assay is pivotal in immunology and clinical research, uncovering the intricate connections between the immune…”
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18
PLEKHG3 enhances polarized cell migration by activating actin filaments at the cell front
Published in Proceedings of the National Academy of Sciences - PNAS (06-09-2016)“…Cells migrate by directing Ras-related C3 botulinum toxin substrate 1 (Rac1) and cell division control protein 42 (Cdc42) activities and by polymerizing actin…”
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Label-Free Identification of Lymphocyte Subtypes Using Three-Dimensional Quantitative Phase Imaging and Machine Learning
Published in Journal of visualized experiments (19-11-2018)“…We describe here a protocol for the label-free identification of lymphocyte subtypes using quantitative phase imaging and machine learning. Identification of…”
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Label-Free Identification of Lymphocyte Subtypes Using Three-Dimensional Quantitative Phase Imaging and Machine Learning
Published in Journal of visualized experiments (19-11-2018)Get full text
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