摘要 |
A substrate having a plurality of recesses, wherein each of the plurality of recesses has a surface, wherein at least part of the surface is coated with a metal film comprising at least one element selected from Au, Ag, Cu and Pd. A biochip substrate comprising: a substrate having at least one recess; and a metal film formed on the at least one recess, wherein the metal film comprises at least one element selected from Au, Ag, Cu and Pd.
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