B-Roll Footage - Molecular Aspects of Cancer
The NCI Press Office maintains a collection of B-roll video depicting various areas of research at NCI. NCI B-roll is available to any accredited news organization.
Instant access to B-roll via Quicktime download is now available to those with high bandwidth access. If you cannot download the B-roll, please contact the NCI press office at (301) 496-6641 to request a High-Definition DVD of complete B-roll.
Instructions for Download
To view a 20- to-30-second preview clip of NCI B-roll, please click on the image next to the description, or click "View Preview" under the description. A QuickTime 5 or later plug-in is required for best viewing. Note: The clips will open in a separate window.
Please select from the available topics below:
Molecular Aspects of Cancer B-Roll - TRT 00:02:43
This b-roll includes footage of:
- Introduction
- Deletion Mutation
- Free Radical Mutation
- Mismatch Repair
- Cell Growth and Repair
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(* Clip has no sound. ) |
Introduction
The full segment explains how DNA is copied and why, if the process goes wrong, cancer can occur.
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(* Clip has no sound. ) |
Deletion Mutation
The full segment depicts a deletion mutation that can occur when DNA is copied incorrectly.
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(* Clip has no sound. ) |
Free Radical Mutation
The full segment depicts how free radicals cause mutation during the DNA copying process.
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(* Clip has no sound. ) |
Mismatch Repair
The full segment depicts how a chemical can interfere with, and defeat, the repair of mismatched base pairs on a DNA strand.
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(* Clip has no sound. ) |
Cell Growth and Repair
The full segment explains the role of molecular agents, such as Herceptin, in the fight against cancer.
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Video Specifications
These standard definition videos were shot on a Sony 570 DVCAM and edited at full resolution in an Avid Media Composer. The video clips were exported as QuickTime Movies, using the QuickTime H.264 codec, with the following specifications:
- 720 x 486 pixels frame size
- 30 frames per second
- RGB color, compressed at millions of colors, for best compression.
- 44.1 kHz, uncompressed audio, 2 channels of pan-centered mono audio.
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