CPC B01L 3/502761 (2013.01) [B01L 3/502715 (2013.01); B01L 3/502792 (2013.01); C12Q 1/6874 (2013.01); G01N 1/28 (2013.01); B01L 2200/0673 (2013.01); B01L 2200/16 (2013.01); B01L 2300/0645 (2013.01); B01L 2300/0654 (2013.01); B01L 2300/0819 (2013.01); B01L 2300/12 (2013.01); B01L 2400/0415 (2013.01)] | 20 Claims |
1. A system comprising:
a) a plurality of first droplets and a plurality of second droplets, wherein said second droplets are smaller than said first droplets;
b) a substrate comprising a plurality of trapping sites,
wherein each of said trapping sites is configured to trap one and only one of said first droplets, and
wherein each of said trapping sites is further configured to trap one and only one of said second droplets when a first droplet is present in said trapping site.
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