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ID 15664

Making GeneChips™ at Affymetrix

Description:
A technician uses a computer guiding system to align the filter mask in perfect register with the quartz wafer. The filter mask will block light to selected regions of the wafer. More nucleotides can be added to the exposed regions.
Keywords:
quartz wafer,filter mask
Creative Commons License This work by Cold Spring Harbor Laboratory is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 United States License.

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Here you can see a technician shuttling a quartz wafer (containing 50-400 GeneChips™) between alternating photolithography and DNA synthesis steps.
15665. Making GeneChips™ at Affymetrix
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Here a technician aligns a quartz wafer, from which 50-400 GeneChips are prepared for mounting.
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