What does microfilament mean?
Microfilaments are protein filaments that are a crucial component of the cytoskeleton in eukaryotic cells. They are typically 6-10 nanometers in diameter and play a vital role in maintaining the cell's shape and structure. Microfilaments are composed of actin proteins and are involved in various cellular processes, including muscle contraction, cell division, and cell migration. They are also involved in the regulation of cell signaling pathways and the maintenance of cell polarity. Microfilaments are an essential component of the cytoskeleton and are involved in many cellular processes that are critical for cell function and survival.
noun
A protein filament, typically 6-10 nanometers in diameter, that is a component of the cytoskeleton in eukaryotic cells.
- 1. A protein filament, typically 6-10 nanometers in diameter, that is a component of the cytoskeleton in eukaryotic cells.
"The microfilaments in the cell played a crucial role in maintaining its shape and structure."
"The microfilaments in the cell played a crucial role in maintaining its shape and structure."
"Microfilaments are involved in the regulation of cell signaling pathways."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of microfilament
The word 'microfilament' is derived from the Greek words 'mikros' meaning small and 'filament' meaning thread. The term was first used in the 1960s to describe the protein filaments that are a component of the cytoskeleton in eukaryotic cells.
Usage notes
Microfilaments are a crucial component of the cytoskeleton and are involved in many cellular processes. They are typically used in the context of cell biology and are often studied in the laboratory. The term 'microfilament' is often used interchangeably with 'actin filament' and 'protein filament'.