Source 1primary paper2025MED
Toolkit/ARG_S1B
ARG_S1B
Also known as: ARGS1B
Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.
Summary
Here, we constructed a hybrid gene cluster of the structural gene cluster from Serratia sp. ATCC 39006 and the accessory gene cluster from Bacillus megaterium in Escherichia coli to synthesize a novel gene-encoded gas vesicle ... termed as ARGS1B.
Usefulness & Problems
Why this is useful
ARG_S1B is a hybrid gas-vesicle gene cluster that produces a novel gene-encoded gas vesicle in Escherichia coli. The abstract presents it as an acoustic nanostructure that can be imaged by clinical ultrasound machines in vitro and in vivo.; gene-encoded gas vesicle production in Escherichia coli; ultrasound imaging with clinical ultrasound machines
Source:
ARG_S1B is a hybrid gas-vesicle gene cluster that produces a novel gene-encoded gas vesicle in Escherichia coli. The abstract presents it as an acoustic nanostructure that can be imaged by clinical ultrasound machines in vitro and in vivo.
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gene-encoded gas vesicle production in Escherichia coli
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ultrasound imaging with clinical ultrasound machines
Problem solved
It is intended to overcome the limited clinical ultrasound detectability of many gas vesicles whose shape and size are suboptimal for imaging. The hybrid design also broadens the accessible source space for engineered gas vesicles.; addresses poor clinical ultrasound visibility of many gas vesicles constrained by shape and size; expands available sources of gas vesicle-based acoustic nanostructures
Source:
It is intended to overcome the limited clinical ultrasound detectability of many gas vesicles whose shape and size are suboptimal for imaging. The hybrid design also broadens the accessible source space for engineered gas vesicles.
Source:
addresses poor clinical ultrasound visibility of many gas vesicles constrained by shape and size
Source:
expands available sources of gas vesicle-based acoustic nanostructures
Problem links
addresses poor clinical ultrasound visibility of many gas vesicles constrained by shape and size
LiteratureIt is intended to overcome the limited clinical ultrasound detectability of many gas vesicles whose shape and size are suboptimal for imaging. The hybrid design also broadens the accessible source space for engineered gas vesicles.
Source:
It is intended to overcome the limited clinical ultrasound detectability of many gas vesicles whose shape and size are suboptimal for imaging. The hybrid design also broadens the accessible source space for engineered gas vesicles.
expands available sources of gas vesicle-based acoustic nanostructures
LiteratureIt is intended to overcome the limited clinical ultrasound detectability of many gas vesicles whose shape and size are suboptimal for imaging. The hybrid design also broadens the accessible source space for engineered gas vesicles.
Source:
It is intended to overcome the limited clinical ultrasound detectability of many gas vesicles whose shape and size are suboptimal for imaging. The hybrid design also broadens the accessible source space for engineered gas vesicles.
Published Workflows
Objective: Engineer a hybrid gas-vesicle biosynthesis system that yields a clinically ultrasound-imageable gene-encoded nanostructure and supports particle-size tuning.
Why it works: The abstract presents the workflow rationale as combining structural genes from Serratia sp. ATCC 39006 with accessory genes from Bacillus megaterium to generate a new gas-vesicle nanostructure with dimensions compatible with clinical ultrasound imaging, and then using point saturation mutation to tune particle size.
hybridization of structural and accessory gas-vesicle gene clustersparticle-size tuning by point saturation mutationcombinatorial strategysynthetic biologypoint saturation mutation
Taxonomy & Function
Primary hierarchy
Mechanism Branch
Architecture: A reusable architecture pattern for arranging parts into an engineered system.
Techniques
Structural CharacterizationTarget processes
No target processes tagged yet.
Implementation Constraints
cofactor dependency: cofactor requirement unknownencoding mode: genetically encodedimplementation constraint: context specific validationoperating role: sensor
The construct requires structural genes from Serratia sp. ATCC 39006, accessory genes from Bacillus megaterium, and heterologous production in Escherichia coli. Particle-size tuning further requires point saturation mutation.; requires hybridization of structural genes from Serratia sp. ATCC 39006 with accessory genes from Bacillus megaterium; requires expression in Escherichia coli; size tuning requires point saturation mutation
The abstract does not show that ARG_S1B solves all delivery or therapeutic-use challenges for gas vesicles. It also does not establish exact performance tradeoffs relative to other named acoustic reporter gene systems.; abstract does not specify exact component boundaries of the hybrid cluster; abstract does not report quantitative imaging performance beyond approximate particle dimensions
Validation
Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication
Supporting Sources
Ranked Claims
The novel nanostructure can be engineered for different particle sizes through point saturation mutation.
The authors constructed a hybrid gene cluster combining the structural gene cluster from Serratia sp. ATCC 39006 and the accessory gene cluster from Bacillus megaterium in Escherichia coli to synthesize a novel gene-encoded gas vesicle termed ARG_S1B.
ARG_S1B gas vesicles are imageable by clinical ultrasound machines in vitro and in vivo.
ARG_S1B gas vesicles have an approximate width of 70 nm and length of 100 nm.
length 100 nmwidth 70 nm
ARG_S1B gas vesicles can be stably produced in bacteria.
Approval Evidence
1 source5 linked approval claimsfirst-pass slug arg-s1b
Here, we constructed a hybrid gene cluster of the structural gene cluster from Serratia sp. ATCC 39006 and the accessory gene cluster from Bacillus megaterium in Escherichia coli to synthesize a novel gene-encoded gas vesicle ... termed as ARGS1B.
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engineerabilitysupports
The novel nanostructure can be engineered for different particle sizes through point saturation mutation.
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engineering resultsupports
The authors constructed a hybrid gene cluster combining the structural gene cluster from Serratia sp. ATCC 39006 and the accessory gene cluster from Bacillus megaterium in Escherichia coli to synthesize a novel gene-encoded gas vesicle termed ARG_S1B.
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imaging capabilitysupports
ARG_S1B gas vesicles are imageable by clinical ultrasound machines in vitro and in vivo.
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physical propertysupports
ARG_S1B gas vesicles have an approximate width of 70 nm and length of 100 nm.
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production stabilitysupports
ARG_S1B gas vesicles can be stably produced in bacteria.
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Comparisons
Source-stated alternatives
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
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The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Source-backed strengths
stably produced in bacteria; reported to be imageable by clinical ultrasound machines in vitro and in vivo; particle size can be engineered through point saturation mutation
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stably produced in bacteria
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reported to be imageable by clinical ultrasound machines in vitro and in vivo
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particle size can be engineered through point saturation mutation
Compared with genetically encoded gas vesicles
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Shared frame: source-stated alternative in extracted literature
Strengths here: stably produced in bacteria; reported to be imageable by clinical ultrasound machines in vitro and in vivo; particle size can be engineered through point saturation mutation.
Relative tradeoffs: abstract does not specify exact component boundaries of the hybrid cluster; abstract does not report quantitative imaging performance beyond approximate particle dimensions.
Source:
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Compared with polymeric vesicles
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Shared frame: source-stated alternative in extracted literature
Strengths here: stably produced in bacteria; reported to be imageable by clinical ultrasound machines in vitro and in vivo; particle size can be engineered through point saturation mutation.
Relative tradeoffs: abstract does not specify exact component boundaries of the hybrid cluster; abstract does not report quantitative imaging performance beyond approximate particle dimensions.
Source:
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Compared with ultrasonography
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Shared frame: source-stated alternative in extracted literature
Strengths here: stably produced in bacteria; reported to be imageable by clinical ultrasound machines in vitro and in vivo; particle size can be engineered through point saturation mutation.
Relative tradeoffs: abstract does not specify exact component boundaries of the hybrid cluster; abstract does not report quantitative imaging performance beyond approximate particle dimensions.
Source:
The paper frames ARG_S1B against previously available gas vesicles that are difficult to image on clinical ultrasound machines. The abstract does not directly benchmark it against a specific alternative construct within this paper.
Ranked Citations
- 1.