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Cell Adhesion - Astrophysics Data System

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Last Updated: 10 January 2023

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Cross-talk between mutant p53 and p62/SQSTM1 augments cancer cell migration by promoting the degradation of cell adhesion proteins

We show that p53 R273H, the most common p53 mutant in pancreatic cancer, interacts with the SQSTM1/p62 protein to accelerate cell adhesion proteins degradation. This research may have revealed ways to prevent the progression of cancers involving particular p53 mutants by giving insight into the mechanisms that underpin mutant p53 GOF.

Source link: https://ui.adsabs.harvard.edu/abs/2022PNAS..11919644M/abstract


Inhibitory effect of phenolic extract from squirting cucumber (Ecballium elaterium (L.) A. Rich) seed oil on integrin-mediated cell adhesion, migration and angiogenesis

Integrin-targeted therapies by natural bioactive compounds have piqued curiosity in the field of oncology and cancer therapy. This research examines the possibility of phenolic extract from the medicinal herb Ecballium elaterium L. seed oil to reduce adhesion and migration of the highly invasive human fibrosarcoma cell line HT1080. PEO does not inhibit adhesion and migration of HT1080 to fibronectin and fibrinogen in safe amounts, according to PEO's findings. These results were reported in the Boyden chamber and random motility assays respectively, and were associated with cell motility and migration velocity decreases as revealed in cell motility and migration velocity. PEO at the highest safe concentration competitively inhibited the attachment of HT1080 cell to anti-u03b21, and to a lesser extent anti-u03b21 immobilized antibodies, indicating that PEO selectively targeted by PEO at u03b1v0, u03b21, and at a lesser extent anti-u03b21 integrins were selectively blocked by PEO at u03b21b21 u03b21 cell to anti-u03b21, u03b21, u03b21 u03b21, anti-u03b21, u03b21 and u03b21, u03b21 u03b21u03b21 u03b21b21u03b21, b21, u03b21b21 b21, integrins were selectively attacked by PEO and u03b21,.

Source link: https://ui.adsabs.harvard.edu/abs/2022RSCAd..1231747T/abstract


PI3Kγ stimulates a high molecular weight form of myosin light chain kinase to promote myeloid cell adhesion and tumor inflammation

Myeloid cells play a key role in cancer immune suppression and tumor formation. e03b14b21 activation promotes PI3K-mediated Rap1 gene expression, contributing to conformational changes in integrin u03b21, resulting in tumor formation and tumor inflammation here. b03b13-U03b21 is the official release of integrin u03b21. tr53b21. Here we show that PI3K3K3-mediated Rap1 activation.

Source link: https://ui.adsabs.harvard.edu/abs/2022NatCo..13.1768S/abstract


Gelatin coating enhances therapeutic cell adhesion to the infarcted myocardium via ECM binding

Acute myocardial infarction has resulted in the bone muscle's depletion and an increased risk of chronic heart failure. Despite the majority of these studies being limited by poor cell retention, therapeutic stem cells have been shown to reduce inflammatory signaling and scar tissue expansion. These cells do not promote adhesion to our collagen-degraded, GelMA coating in vivo, while cells containing u03b21 integrins mediate cell-ECM adhesion in vivo. Conversely, BMC incubation with decellularized heart tissue promotes enhanced adhesion of coated cells in comparison to uncoated cells that support our GelMA-ECM binding mode. Cells were incubated on slides modified with one of three key heart ECM components, collagen, laminin, or fibronectin, to further investigate the ECM binding mode. To further investigate the ECM binding mode, cells were incubated on slides modified with one of three main heart ECM components: collagen, laminin, or fibronectin. Incubation with unmodified BMCs reported that without a GelMA coating, there was no adhesion of BMCs. GelMA cell coatings have been shown to significantly enhance cell adhesion to collagen within the ECM, as shown by Figure 5.

Source link: https://ui.adsabs.harvard.edu/abs/2022PLoSO..1777561D/abstract


An effective antimicrobial complex of nanoscale β-cyclodextrin and ciprofloxacin conjugated to a cell adhesive dipeptide

Today, various drug delivery methods are being used to transport and distribute the desired medications to the intended action area in order to minimize potential side effects and negative interactions. We present a new ciprofloxacin delivery device based on a polymeric nanocarrier conjugated to a cell-adhesive dipeptide model herein. Overall, the antimicrobial effects of CPFX were significantly enhanced by a low dose of CPFX. The growth zone inhibition of CPFX/u2013CR particles on the staphylococcus aureus and the Escherichia coli bacterial cells was 5. 5 0. 1 cm and 3. 5 0. 2 cm, respectively.

Source link: https://ui.adsabs.harvard.edu/abs/2022RSCAd..1235383T/abstract


Cell adhesion and cortex contractility determine cell patterning in the Drosophilaretina

Surface minimization, which results in soap bubble packing, has been suggested for cell packing as well. We use the following diagrams and shapes in wild-type flies, as well as in flies with different numbers of cells per ommatidia, and mutants with cells where E- or N-cadherin is either deleted or misxpressed. We then investigate a model in which adhesion leads to a surface increase, which is balanced by cell cortex contraction.

Source link: https://ui.adsabs.harvard.edu/abs/2007PNAS..10418549K/abstract


Transcriptomics indicate nuclear division and cell adhesion not recapitulated in MCF7 and MCF10A compared to luminal A breast tumours

Breast cancer cell lines are useful experimental tools to learn cancer biology. This was the first RNA-seq dataset containing 2D and 3D cultures of MCF7 and MCF10A in the same experiment, which aids in the analysis of cultural differences between MCF7 and MCF10A. In 2D and 3D cultures respectively, among the ten31 cancer-related genes separating LumA from normal samples, only 5. 1% and 15. 7% of these genes distinguished MCF7 from MCF10A, indicating that different genes contribute to cancer-related variations in cell lines in comparison to clinical BC. Unlike LumA tumours that showed increased nuclear division-related gene expression in MCF7 relative to normal tissue, nuclear division-related gene expression in MCF7 was similar to MCF10A. In addition, although LumA tumors had similar cell adhesion-related gene expression in comparison to normal tissues, MCF7 had reduced cell adhesion-related gene expression in comparison to MCF10A.

Source link: https://ui.adsabs.harvard.edu/abs/2022NatSR..1220902G/abstract


Control of stem cell differentiation by using extrinsic photobiomodulation in conjunction with cell adhesion pattern

The inception and development of stem cell differentiation into required cell phenotypes is the primary pillar of tissue engineering for reconstructing injured tissues or organs. It has been shown that the combination of extrinsic photobiomodulation and collagen-covered microislands could be used to produce differentiation of Wharton's jelly mesenchymal stem cells with the desired island topography without use of chemical methods.

Source link: https://ui.adsabs.harvard.edu/abs/2022NatSR..12.1812M/abstract


Topological Data Analysis of Spatial Patterning in Heterogeneous Cell Populations: I. Clustering and Sorting with Varying Cell-Cell Adhesion

The final spatial organization is determined by the adhesion of one cell type to itself relative to other cell types. While these techniques are computationally costly, recent research based on topological data analysis is eye-revealing similarities in tissue architecture based on spatial connectivity as well as regions unoccupied by cells, but these techniques are expensive. Multicellular patterns developed from two different cell types of cells can be effectively represented by persistence photos in this article. Further, we show that persistence photographs can be used to determine classification for simulations with different cell numbers due to proliferation. We conclude by considering the benefits of including multiple topological attributes as well as details about each cell type to raise classification accuracy. We hope that topological machine learning based on persistence images can aid in the rapid and accurate classification of intricate tissue architectures that occur in growth and disease.

Source link: https://ui.adsabs.harvard.edu/abs/2022arXiv221214113B/abstract


Mechanosensing model of fibroblast cells adhered on a substrate with varying stiffness and thickness

We propose a computational framework to investigate the mechanosensing of fibroblast cells seeded on elastic hydrogel substrates of various stiffness and thickness in this paper. We investigate cell sensing systems, including cell adherence and deformation, as well as neighboring cells' traction factors that control the active changes of stress fibers and focal adhesions. This model helps us to determine the combined effects of substrate stiffness and thickness on stress fiber production and disassociation, as well as affinity integrin density. We also investigated the combined effect of cell size and substrate thickness on the mechanosensing of fibroblast cells. The current modeling system is not only essential for fundamental analysis of cell mechanosensing, but it also has the ability to aid in the rationale design of biomaterials for tissue engineering and wound healing.

Source link: https://ui.adsabs.harvard.edu/abs/2023JMPSo.17105137Y/abstract

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions