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Core - Cell Biology

    Chapter 30

    Cell Polarization and Migration

    30.1 : Cell Migration01:19

    30.1 : Cell Migration

    Cell migration is a process by which the cells move from one location to another, playing an essential role in embryological development, repair and ...

    4.7K views
    30.2 : Actin Polymerization and Cell Motility01:13

    30.2 : Actin Polymerization and Cell Motility

    Actin is a family of globular proteins that are highly abundant in eukaryotic cells. It makes up approximately 1-5% of total cell protein concentration. ...

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    30.3 : Types of Membrane Protrusions01:28

    30.3 : Types of Membrane Protrusions

    The protrusion of the cell surface is an initial step for several cellular processes, including cell migration, phagocytosis, and neurite outgrowth. These ...

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    30.4 : Mechanism of Lamellipodia Formation01:31

    30.4 : Mechanism of Lamellipodia Formation

    Cells migrating in response to external stimuli form lamellipodia, which are thin membrane protrusions supported by a mesh of linked, branched, or ...

    2.5K views
    30.5 : Mechanism of Filopodia Formation01:39

    30.5 : Mechanism of Filopodia Formation

    Filopodia are thin, actin-rich cellular protrusions that play an important role in many fundamental cellular functions. They vary in their occurrence, ...

    2.3K views
    30.6 : Cancer Cell Migration through Invadopodia01:35

    30.6 : Cancer Cell Migration through Invadopodia

    Invadosome is a broad category of cell surface structures with proteolytic activity that  degrades the extracellular matrix (ECM). Invadosomes are ...

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    30.7 : Cell Motility through Blebbing01:16

    30.7 : Cell Motility through Blebbing

    Blebs are a type of membrane protrusion formed by the internal hydrostatic pressure of the cytoplasm. Blebs are observed in several cell types, including ...

    1.9K views
    30.8 : Role of Myosin in Cell Migration01:18

    30.8 : Role of Myosin in Cell Migration

    Myosins are multimeric motor proteins involved in various cellular processes such as migration, adhesion, and proliferation. Myosin II is the most common ...

    2.2K views
    30.9 : Cell Polarization by Rho Proteins01:21

    30.9 : Cell Polarization by Rho Proteins

    Cell polarity is the asymmetric distribution of cellular and membrane components, making one side of the cell different from the other. This polarity is ...

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    30.10 : Chemotaxis and Direction of Cell Migration01:21

    30.10 : Chemotaxis and Direction of Cell Migration

    Cells can detect chemical cues in their environment and reorganize the cytoskeleton to migrate toward them or away from them. This directional migration, ...

    3.3K views
    30.11 : Cytoskeletal Coordination in Cell Migration01:32

    30.11 : Cytoskeletal Coordination in Cell Migration

    A migrating cell changes its shape during the cyclic events of attachment and detachment from the substratum and repositions the cell organelles ...

    4.7K views
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