Results 41 to 50 of about 1,346,147 (353)

Mitochondria Donation by Mesenchymal Stem Cells: Current Understanding and Mitochondria Transplantation Strategies

open access: yesFrontiers in Cell and Developmental Biology, 2021
The phenomenon of mitochondria donation is found in various tissues of humans and animals and is attracting increasing attention. To date, numerous studies have described the transfer of mitochondria from stem cells to injured cells, leading to increased
Marina O. Gomzikova   +5 more
doaj   +1 more source

Disruption of HOX activity leads to cell death that can be enhanced by the interference of iron uptake in malignant B cells. [PDF]

open access: yes, 2010
The HOX genes encode a family of transcription factors that are dysregulated in several malignancies and have been implicated in oncogenesis and cancer cell survival.
Daniels, TR   +5 more
core   +1 more source

Soluble CD40 ligand can replace the normal T cell-derived CD40 ligand signal to B cells in T cell-dependent activation [PDF]

open access: yes, 1993
We have constructed a soluble chimeric fusion protein between the mouse CD8 alpha chain and the mouse CD40 T cell ligand. This protein binds to both human and mouse B cells.
Brocker, Thomas   +5 more
core   +1 more source

Pheromone-induced polarization is dependent on the Fus3p MAPK acting through the formin Bni1p [PDF]

open access: yes, 2004
During mating, budding yeast cells reorient growth toward the highest concentration of pheromone. Bni1p, a formin homologue, is required for this polarized growth by facilitating cortical actin cable assembly.
Matheos, Dina   +4 more
core   +2 more sources

A Cellular Assay for Spike/ACE2 Fusion: Quantification of Fusion-Inhibitory Antibodies after COVID-19 and Vaccination

open access: yesViruses, 2022
Not all antibodies against SARS-CoV-2 inhibit viral entry, and hence, infection. Neutralizing antibodies are more likely to reflect real immunity; however, certain tests investigate protein/protein interaction rather than the fusion event.
Fabien Abdul   +9 more
doaj   +1 more source

Distinct Requirements for HIV-Cell Fusion and HIV-mediated Cell-Cell Fusion [PDF]

open access: yesJournal of Biological Chemistry, 2015
Whether HIV-1 enters cells by fusing with the plasma membrane or with endosomes is a subject of active debate. The ability of HIV-1 to mediate fusion between adjacent cells, a process referred to as "fusion-from-without" (FFWO), shows that this virus can fuse with the plasma membrane.
Mariana Marin   +4 more
openaire   +3 more sources

The Histone Variant MacroH2A1 Regulates Key Genes for Myogenic Cell Fusion in a Splice-Isoform Dependent Manner

open access: yesCells, 2020
MacroH2A histone variants have functions in differentiation, somatic cell reprogramming and cancer. However, at present, it is not clear how macroH2As affect gene regulation to exert these functions.
Sarah Hurtado-Bagès   +8 more
doaj   +1 more source

Two cellular models for analyzing mitochondrial heteroplasmy [PDF]

open access: yesExploration of Neuroscience
Aim: Mitochondria are essential for brain development, and the presence of different mitochondrial types is called mitochondrial heteroplasmy. Mitochondrial dysfunction is a central aspect of many people’s neurological diseases.
Yaning Hu   +3 more
doaj   +1 more source

Structural Basis of Eukaryotic Cell-Cell Fusion [PDF]

open access: yesCell, 2014
Cell-cell fusion proteins are essential in development. Here we show that the C. elegans cell-cell fusion protein EFF-1 is structurally homologous to viral class II fusion proteins. The 2.6 Å crystal structure of the EFF-1 trimer displays the same 3D fold and quaternary conformation of postfusion class II viral fusion proteins, although it lacks a ...
Marc Jamin   +12 more
openaire   +4 more sources

A novel fusogenic herpes simplex virus for oncolytic virotherapy of squamous cell carcinoma

open access: yesVirology Journal, 2011
Background R849 is a neurovirulent γ134.5 gene-deficient form of herpes simplex virus type 1 (HSV-1) and has LacZ genes at the deleted sites of the γ134.5 gene. HF is a spontaneously occurring, fusogenic HSV-1 strain.
Iwai Soichi   +5 more
doaj   +1 more source

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