Programmable self-assembly of M13 bacteriophage for micro-color pattern with a tunable colorization

Area of Science:

• Biotechnology
• Nanotechnology
• Materials Science

Background:

• M13 bacteriophage widely used in sensors, bio-templating, and solar cells.
• M13 colorimetric sensors detect toxic gases for environmental and security applications.
• Focus on improving sensitivity and selectivity in phage-based sensors.

Purpose of the Study:

• Develop a precise color patterning technique using M13 bacteriophage self-assembly.
• Explore micro-patterning capabilities for phage-based self-assembly.
• Create tunable color patterns for new sensor and security applications.

Main Methods:

• Self-assembly of M13 bacteriophage into nanostructures via precise temperature control at the meniscus interface.
• Fabrication of barcode color patterns on SiO2 surfaces by manipulating grooves.
• Manipulation of phage nano-bundle reactivity for color tunability.

Main Results:

• Successfully developed a color patterning technique using M13 bacteriophage self-assembly.
• Demonstrated precise micro-patterning of phage nanostructures.
• Achieved tunable color patterns based on phage nano-bundle reactivity.
• Fabricated barcode color patterns on micrometer scale areas.

Conclusions:

• The proposed color patterning technique offers precise control over M13 bacteriophage self-assembly.
• This method is suitable for creating novel color sensors with tunable properties.
• The technique is expected to be valuable for developing advanced security patterns.