Credit: INTELECOM /SCIENCE PHOTO LIBRARY

Caption: A muscle sarcomere shortens during contraction due to cross bridge cycling. Because actin is tethered to structures located at the lateral ends of each sarcomere, called the z disc, any pulling of the actin filament results in a shortening of the sarcomere and thus the muscle.

Release details: Model release not required. Property release not required.

Keywords: actin, cross bridge cycling, muscle, myofibril, myosin, myosin head, power stroke, sarcomere, troponin

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Muscle Sarcomere

K005/0608 Rights Managed

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Duration: 00:00:18.07

Frame size: 1920x1080

Frame rate: 29.97

Audio: No

Format: QuickTime, Photo JPEG 100%, progressive scan, square pixels

File size: 556.6M

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Capture format: QuickTime Animation

Codec: Photo - JPEG

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