Source 1review2016Polymers
Toolkit/stimuli-responsive block copolymer assemblies
stimuli-responsive block copolymer assemblies
Also known as: responsive block copolymer assemblies, stimuli-responsive polymeric assemblies
Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.
Summary
utilizing therapeutic or imaging agents-loaded stimuli-responsive block copolymer assemblies that are responsive to tumor internal microenvironments (pH, redox, enzyme, and temperature, etc.) or external stimuli (light and electromagnetic field, etc.) have emerged to be an important solution to improve therapeutic efficacy and imaging sensitivity through rationally designing as well as self-assembling approaches
Usefulness & Problems
Why this is useful
These are self-assembled block copolymer systems that carry therapeutic or imaging cargo and change structure or properties in response to defined stimuli. The review frames them as delivery assemblies for triggered release and enhanced imaging sensitivity.; cargo delivery; triggered release at diseased sites and cells; theranostic applications; improving imaging sensitivity
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These are self-assembled block copolymer systems that carry therapeutic or imaging cargo and change structure or properties in response to defined stimuli. The review frames them as delivery assemblies for triggered release and enhanced imaging sensitivity.
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cargo delivery
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triggered release at diseased sites and cells
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theranostic applications
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improving imaging sensitivity
Problem solved
They are presented as a solution to the failure of simple drug/polymer nanocomplexes to release cargo on-demand at diseased sites and within cells. The review also links them to improved therapeutic efficacy and imaging sensitivity.; addresses inability of simple drug/polymer nanocomplexes to deliver or release drugs on-demand at diseased sites and cells; helps overcome biological barriers in delivery
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They are presented as a solution to the failure of simple drug/polymer nanocomplexes to release cargo on-demand at diseased sites and within cells. The review also links them to improved therapeutic efficacy and imaging sensitivity.
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addresses inability of simple drug/polymer nanocomplexes to deliver or release drugs on-demand at diseased sites and cells
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helps overcome biological barriers in delivery
Problem links
addresses inability of simple drug/polymer nanocomplexes to deliver or release drugs on-demand at diseased sites and cells
LiteratureThey are presented as a solution to the failure of simple drug/polymer nanocomplexes to release cargo on-demand at diseased sites and within cells. The review also links them to improved therapeutic efficacy and imaging sensitivity.
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They are presented as a solution to the failure of simple drug/polymer nanocomplexes to release cargo on-demand at diseased sites and within cells. The review also links them to improved therapeutic efficacy and imaging sensitivity.
helps overcome biological barriers in delivery
LiteratureThey are presented as a solution to the failure of simple drug/polymer nanocomplexes to release cargo on-demand at diseased sites and within cells. The review also links them to improved therapeutic efficacy and imaging sensitivity.
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They are presented as a solution to the failure of simple drug/polymer nanocomplexes to release cargo on-demand at diseased sites and within cells. The review also links them to improved therapeutic efficacy and imaging sensitivity.
Taxonomy & Function
Primary hierarchy
Mechanism Branch
Architecture: A reusable architecture pattern for arranging parts into an engineered system.
Mechanisms
self-assemblystimulus-triggered physicochemical property changestimulus-triggered structural changetriggered cargo releaseTechniques
Computational DesignTarget processes
No target processes tagged yet.
Input: Chemical
Implementation Constraints
cofactor dependency: cofactor requirement unknownencoding mode: genetically encodedimplementation constraint: context specific validationimplementation constraint: payload burdenoperating role: actuator
They require block copolymer building materials, a self-assembly strategy, and therapeutic or imaging payloads. Their function also depends on access to relevant triggers such as pH, redox conditions, enzymes, temperature, light, or electromagnetic fields.; requires loading with therapeutic or imaging agents; requires responsiveness to selected internal or external stimuli; depends on rational design and self-assembly
The abstract does not claim that these assemblies fully solve the challenge of controlled preparation. It explicitly notes that obtaining well-defined physicochemical properties and tailor-made functions remains difficult.; controlled preparation with well-defined physicochemical properties and tailor-made functions remains challenging
Validation
Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication
Supporting Sources
Ranked Claims
Stimuli-responsive block copolymer assemblies responsive to tumor microenvironment or external stimuli are presented as an important solution for improving therapeutic efficacy and imaging sensitivity.
stimuli-responsive block copolymer assemblies that are responsive to tumor internal microenvironments (pH, redox, enzyme, and temperature, etc.) or external stimuli (light and electromagnetic field, etc.) have emerged to be an important solution to improve therapeutic efficacy and imaging sensitivity
Controlled preparation of responsive polymeric assemblies with well-defined physicochemical properties and tailor-made functions remains challenging.
the controlled preparation of assemblies with well-defined physicochemical properties and tailor-made functions are still challenges
Responsive polymeric assemblies undergo reversible or irreversible changes in chemical structure and physical properties when triggered by stimuli.
These responsive polymeric assemblies, which are triggered by stimuli, always exhibited reversible or irreversible changes in chemical structures and physical properties.
Simple drug/polymer nanocomplexes cannot deliver or release drugs into diseased sites and cells on-demand because of biological barriers.
simple drug/polymer nanocomplexes cannot deliver or release drugs into the diseased sites and cells on-demand due to the inevitable biological barriers
Approval Evidence
1 source4 linked approval claimsfirst-pass slug stimuli-responsive-block-copolymer-assemblies
utilizing therapeutic or imaging agents-loaded stimuli-responsive block copolymer assemblies that are responsive to tumor internal microenvironments (pH, redox, enzyme, and temperature, etc.) or external stimuli (light and electromagnetic field, etc.) have emerged to be an important solution to improve therapeutic efficacy and imaging sensitivity through rationally designing as well as self-assembling approaches
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capability summarysupports
Stimuli-responsive block copolymer assemblies responsive to tumor microenvironment or external stimuli are presented as an important solution for improving therapeutic efficacy and imaging sensitivity.
stimuli-responsive block copolymer assemblies that are responsive to tumor internal microenvironments (pH, redox, enzyme, and temperature, etc.) or external stimuli (light and electromagnetic field, etc.) have emerged to be an important solution to improve therapeutic efficacy and imaging sensitivity
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limitation summarysupports
Controlled preparation of responsive polymeric assemblies with well-defined physicochemical properties and tailor-made functions remains challenging.
the controlled preparation of assemblies with well-defined physicochemical properties and tailor-made functions are still challenges
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mechanism summarysupports
Responsive polymeric assemblies undergo reversible or irreversible changes in chemical structure and physical properties when triggered by stimuli.
These responsive polymeric assemblies, which are triggered by stimuli, always exhibited reversible or irreversible changes in chemical structures and physical properties.
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problem statementsupports
Simple drug/polymer nanocomplexes cannot deliver or release drugs into diseased sites and cells on-demand because of biological barriers.
simple drug/polymer nanocomplexes cannot deliver or release drugs into the diseased sites and cells on-demand due to the inevitable biological barriers
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Comparisons
Source-stated alternatives
The abstract contrasts these assemblies with simple drug/polymer nanocomplexes, which are described as insufficient for on-demand delivery or release at diseased sites and cells.
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The abstract contrasts these assemblies with simple drug/polymer nanocomplexes, which are described as insufficient for on-demand delivery or release at diseased sites and cells.
Source-backed strengths
can respond to internal tumor microenvironment cues or external stimuli; supports rational design and self-assembly for tailored functions
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can respond to internal tumor microenvironment cues or external stimuli
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supports rational design and self-assembly for tailored functions
Compared with bacterial degrons
stimuli-responsive block copolymer assemblies and bacterial degrons address a similar problem space.
Shared frame: same top-level item type; same primary input modality: chemical
stimuli-responsive block copolymer assemblies and Pyr-NHS-functionalised 3D graphene foam electrode biosensor address a similar problem space.
Shared frame: same top-level item type; same primary input modality: chemical
Compared with rM3Ds
stimuli-responsive block copolymer assemblies and rM3Ds address a similar problem space.
Shared frame: same top-level item type; same primary input modality: chemical
Ranked Citations
- 1.