Nanopore technology: Difference between revisions

Revision as of 10:10, 30 June 2026

Nanopore technology is part of the Nanopore Wiki learning path. Nanopore technology uses nanometer-scale openings to detect molecules through changes in ionic current, tunneling current, optical signal, or other measurable readouts.

Core concepts

The pore geometry defines the sensing volume and constrains which molecules can be resolved.
Biological pores offer reproducible atomic structures; solid-state pores offer material and device flexibility.
Signal quality depends on pore state, membrane or chip stability, electronics, chemistry, and analysis.
Sequencing is one engineered application of a broader nanopore detection principle.

How a measurement is organized

Step	Description
1	Choose the pore system and define the target molecule.
2	Prepare buffer, sample, membrane or chip, and low-noise recording conditions.
3	Record an open-pore baseline and verify that the system is stable.
4	Add sample, detect events, and compare with controls and metadata.

Typical applications

DNA and RNA sequencing.
Protein, peptide, polymer, particle, and small-molecule sensing.
Single-channel biophysics and pore engineering.
Portable, real-time molecular analysis.

Common pitfalls

Assuming all nanopores behave like commercial sequencing flow cells.
Ignoring surface adsorption and non-specific interactions.
Comparing data across platforms without matching bandwidth, voltage, buffer, and pore size.

@@ Line 1: / Line 1: @@
+__NOTOC__
 <translate>
-= Nanopore technology = <!--T:1-->
+<!--T:1-->
+[[File:Nanopore_sequencing_principle.png|thumb|right|320px|Nanopore sequencing principle. Openly licensed schematic used as a general visual guide.]]
+'''Nanopore technology''' is part of the Nanopore Wiki learning path. Nanopore technology uses nanometer-scale openings to detect molecules through changes in ionic current, tunneling current, optical signal, or other measurable readouts.
 <!--T:2-->
-'''Nanopore technology''' uses nanoscale pores to observe molecules through changes in electrical current, ion flow, or related measurable signals. A nanopore can be biological, such as a protein pore embedded in a membrane, or solid-state, fabricated from materials such as silicon nitride or graphene.
+== Core concepts ==
+* The pore geometry defines the sensing volume and constrains which molecules can be resolved.
+* Biological pores offer reproducible atomic structures; solid-state pores offer material and device flexibility.
+* Signal quality depends on pore state, membrane or chip stability, electronics, chemistry, and analysis.
+* Sequencing is one engineered application of a broader nanopore detection principle.
-== Core idea == <!--T:3-->
+<!--T:3-->
+== How a measurement is organized ==
+{| class="wikitable np-knowledge-table"
+! Step
+! Description
+|-
+| 1
+| Choose the pore system and define the target molecule.
+|-
+| 2
+| Prepare buffer, sample, membrane or chip, and low-noise recording conditions.
+|-
+| 3
+| Record an open-pore baseline and verify that the system is stable.
+|-
+| 4
+| Add sample, detect events, and compare with controls and metadata.
+|}
 <!--T:4-->
-When a molecule passes through or interacts with a nanopore, it partially blocks or modifies the signal across the pore. The resulting signal pattern can provide information about molecular size, charge, structure, sequence, or binding behavior.
+== Typical applications ==
+* DNA and RNA sequencing.
+* Protein, peptide, polymer, particle, and small-molecule sensing.
+* Single-channel biophysics and pore engineering.
+* Portable, real-time molecular analysis.
-== Major directions == <!--T:5-->
+<!--T:5-->
+== Common pitfalls ==
+* Assuming all nanopores behave like commercial sequencing flow cells.
+* Ignoring surface adsorption and non-specific interactions.
+* Comparing data across platforms without matching bandwidth, voltage, buffer, and pore size.
 <!--T:6-->
-* [[Nanopore sequencing]] for DNA and RNA analysis.
+== Related pages ==
-* [[Single-molecule detection]] for proteins, peptides, small molecules, and biomarkers.
+* [[Introduction]]
-* Portable sensing systems for field, clinical, environmental, and food-safety use cases.
+* [[Biological nanopores]]
-* Long-read genomics and real-time data analysis workflows.
+* [[Solid-state nanopores]]
+* [[Nanopore sequencing]]
-== Related pages == <!--T:7-->
+<!--T:7-->
+== References ==
-<!--T:8-->
+* [https://en.wikipedia.org/wiki/Nanopore Nanopore]
-* [[Nanopore sequencing]]
+* [https://commons.wikimedia.org/wiki/File:202001_nanopore_sequencing.svg Wikimedia Commons nanopore sequencing schematic]
-* [[Single-molecule detection]]
-* [[Bioinformatics]]
-* [[Glossary]]
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