DEVICES, SYSTEMS, AND METHODS FOR AMPLIFYING NUCLEIC ACIDS
First Claim
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1. A device for amplifying nucleic acids, the device comprising:
- at least one first channel through which sample droplets comprising nucleic acids flow, wherein the nucleic acids in the droplets are optically detectable while the droplets are flowing through the first channel; and
a plurality of temperature zones in thermal contact with the first channel, wherein the zones are located at different locations along the first channel and the zones are separated from each other.
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Abstract
The present invention generally relates to a devices, systems, and methods for amplifying nucleic acids in flowing droplets. In certain embodiments, the invention provides a device for amplifying nucleic acids including at least one channel through which sample droplets including nucleic acids flow, in which the nucleic acids in the droplets are optically detectable while the droplets are flowing through the channel, and a plurality of temperature zones in thermal contact with the channel, in which the zones are located at different locations along the channel and the zones are separated from each other.
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Citations
26 Claims
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1. A device for amplifying nucleic acids, the device comprising:
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at least one first channel through which sample droplets comprising nucleic acids flow, wherein the nucleic acids in the droplets are optically detectable while the droplets are flowing through the first channel; and a plurality of temperature zones in thermal contact with the first channel, wherein the zones are located at different locations along the first channel and the zones are separated from each other. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A system for amplifying nucleic acids, the system comprising:
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a sample acquisition stage; a device for mixing sample droplets to form mixed droplets comprising nucleic acids wrapped in an immiscible carrier fluid; and a device for amplifying the nucleic acids comprising at least one first channel through which the sample droplets flow, wherein the nucleic acids in the droplets are optically detectable while the droplets are flowing through the first channel; and
a plurality of temperature zones in thermal contact with the first channel, wherein the zones are located at different locations along the first channel and the zones are separated from each other. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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21. A device for applying a temperature profile to a sample molecule, the device comprising:
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at least one first channel through which sample droplets comprising sample molecules flow, wherein the molecules in the droplets are optically detectable while the droplets are flowing through the first channel; and a plurality of temperature zones in thermal contact with the first channel, wherein the zones are located at different locations along the first channel and the zones are separated from each other.
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22. A method for performing a quantitative polymerase chain reaction, the method comprising the steps of:
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a) flowing sample droplets comprising labeled nucleic acids through at least one first channel, wherein the labeled nucleic acids in the droplets are optically detectable while the droplets are flowing through the first channel; b) denaturing double stranded nucleic acids in the flowing sample droplets to produce single stranded nucleic acids; c) hybridizing primers to the single stranded nucleic acids in the flowing sample droplets; d) simultaneously amplifying the nucleic acids and detecting the amplified nucleic acids in the flowing droplets; and e) repeating steps (b) through (d) at least once. - View Dependent Claims (23, 24, 25, 26)
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Specification