JoVE Logo

Sign In

Chapter 30

Cell Polarization and Migration

נדידת תאים
נדידת תאים
Cell migration is a process by which the cells move from one location to another, playing an essential role in embryological development, repair and ...
פילמור אקטין ותנועתיות התא
פילמור אקטין ותנועתיות התא
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. ...
סוגי בליטות ממברנות
סוגי בליטות ממברנות
The protrusion of the cell surface is an initial step for several cellular processes, including cell migration, phagocytosis, and neurite outgrowth. These ...
מנגנון היווצרות Lamellipodia
מנגנון היווצרות Lamellipodia
Cells migrating in response to external stimuli form lamellipodia, which are thin membrane protrusions supported by a mesh of linked, branched, or ...
מנגנון היווצרות פילופודיה
מנגנון היווצרות פילופודיה
Filopodia are thin, actin-rich cellular protrusions that play an important role in many fundamental cellular functions. They vary in their occurrence, ...
נדידת תאים סרטניים דרך Invadopodia
נדידת תאים סרטניים דרך Invadopodia
Invadosome is a broad category of cell surface structures with proteolytic activity that  degrades the extracellular matrix (ECM). Invadosomes are ...
תנועתיות התא באמצעות Blebbing
תנועתיות התא באמצעות 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 ...
תפקיד מיוזין בנדידת תאים
תפקיד מיוזין בנדידת תאים
Myosins are multimeric motor proteins involved in various cellular processes such as migration, adhesion, and proliferation. Myosin II is the most common ...
קיטוב תאים על ידי חלבוני Rho
קיטוב תאים על ידי חלבוני Rho
Cell polarity is the asymmetric distribution of cellular and membrane components, making one side of the cell different from the other. This polarity is ...
כימוטקסיס וכיוון נדידת תאים
כימוטקסיס וכיוון נדידת תאים
Cells can detect chemical cues in their environment and reorganize the cytoskeleton to migrate toward them or away from them. This directional migration, ...
תיאום ציטו-שלד בנדידת תאים
תיאום ציטו-שלד בנדידת תאים
A migrating cell changes its shape during the cyclic events of attachment and detachment from the substratum and repositions the cell organelles ...
JoVE Logo

Privacy

Terms of Use

Policies

Research

Education

ABOUT JoVE

Copyright © 2025 MyJoVE Corporation. All rights reserved