Definition of actin in English:

actin

noun ˈaktɪnˈaktən

mass nounBiochemistry

A protein which forms (together with myosin) the contractile filaments of muscle cells, and is also involved in motion in other types of cell.
〔生化〕肌动蛋白，肌纤蛋白
Example sentencesExamples
- Muscle contraction results from the cyclic interaction of the myosin head with actin.
- Muscle contraction is dependent on two proteins, actin and myosin.
- As the cells round up, actin and myosin moieties are being redistributed underneath the plasma membrane.
- Rabbit skeletal muscle actin was prepared as described and subjected to gel filtration.
- Striated muscle contraction is regulated by a protein complex bound to actin.
Synonyms
put on, present, produce, give

Origin

1940: from Greek aktis, aktin- 'ray' + -in¹.

Definition of actin in US English:

actin

nounˈaktən

Biochemistry

A protein that forms (together with myosin) the contractile filaments of muscle cells, and is also involved in motion in other types of cells.
〔生化〕肌动蛋白，肌纤蛋白
Example sentencesExamples
- Muscle contraction is dependent on two proteins, actin and myosin.
- As the cells round up, actin and myosin moieties are being redistributed underneath the plasma membrane.
- Striated muscle contraction is regulated by a protein complex bound to actin.
- Rabbit skeletal muscle actin was prepared as described and subjected to gel filtration.
- Muscle contraction results from the cyclic interaction of the myosin head with actin.
Synonyms
put on, present, produce, give

Origin

1940: from Greek aktis, aktin- ‘ray’ + -in.

单词	actin
释义	Definition of actin in English: actin noun ˈaktɪnˈaktən mass nounBiochemistry A protein which forms (together with myosin) the contractile filaments of muscle cells, and is also involved in motion in other types of cell. 〔生化〕肌动蛋白，肌纤蛋白 Example sentencesExamples Muscle contraction results from the cyclic interaction of the myosin head with actin. Muscle contraction is dependent on two proteins, actin and myosin. As the cells round up, actin and myosin moieties are being redistributed underneath the plasma membrane. Rabbit skeletal muscle actin was prepared as described and subjected to gel filtration. Striated muscle contraction is regulated by a protein complex bound to actin. Synonyms put on, present, produce, give Origin 1940: from Greek aktis, aktin- 'ray' + -in¹. Definition of actin in US English: actin nounˈaktən Biochemistry A protein that forms (together with myosin) the contractile filaments of muscle cells, and is also involved in motion in other types of cells. 〔生化〕肌动蛋白，肌纤蛋白 Example sentencesExamples Muscle contraction is dependent on two proteins, actin and myosin. As the cells round up, actin and myosin moieties are being redistributed underneath the plasma membrane. Striated muscle contraction is regulated by a protein complex bound to actin. Rabbit skeletal muscle actin was prepared as described and subjected to gel filtration. Muscle contraction results from the cyclic interaction of the myosin head with actin. Synonyms put on, present, produce, give Origin 1940: from Greek aktis, aktin- ‘ray’ + -in.
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