Hydrogel Scaffold With Plasma-Derived Component For Adherent Cell Culture
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Solution Overview
Problem
Current methods for culturing adherent cells using hydrogels face challenges in efficiency, as the conditions required for effective cell proliferation vary significantly, and existing scaffolds do not adequately support the adherence and growth of adherent cells.
Innovation Solution
A scaffold comprising a hydrogel with a plasma-derived or platelet-derived component or fibrin-containing material, such as human platelet lysate, is used, which can be adhered to the hydrogel's surface or interior, providing a suitable environment for adherent cells like mesenchymal stem cells to adhere and proliferate.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a hydrogel is used as the scaffold to culture adherent cells, then the scaffold provides a three-dimensional culture environment, but the efficiency of adherent cell culture is insufficient and cell adherence is poor
Solution Approach 1:
The patent combines hydrogel with plasma-derived components (albumin, fibronectin, vitronectin) or fibrin-containing materials to create a composite scaffold. This composite structure provides both the three-dimensional porous architecture of the hydrogel and the cell-adhesive properties of the plasma-derived components, resolving the contradiction between maintaining structural integrity and enabling effective cell adherence for adherent cell culture
Solution Approach 2:
The plasma-derived components or fibrin-containing materials act as intermediary substances between the hydrogel scaffold and the adherent cells. These intermediaries provide cell-adhesive ligands that bridge the gap between the non-adhesive hydrogel matrix and the cells requiring adherence, thereby improving cell attachment and proliferation efficiency without compromising the three-dimensional culture environment
2Reliability
If a hydrogel scaffold is used for three-dimensional culture, then the culture environment is improved, but cell adherence and growth conditions are inadequate
Solution Approach 1:
By creating a composite scaffold combining hydrogel with plasma-derived components or fibrin-containing materials, the invention maintains the structural stability and three-dimensional architecture of the hydrogel while adding cell-adhesive properties through the plasma components, thereby simultaneously achieving reliable culture environment and effective cell adherence
Solution Approach 2:
The plasma-derived components or fibrin-containing materials are incorporated into specific regions of the hydrogel scaffold to provide localized cell-adhesive properties. This allows different regions of the scaffold to have different functions: the hydrogel provides structural stability and three-dimensional architecture, while the plasma components provide localized cell attachment sites, resolving the contradiction between environment stability and adherence capability
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The proposed scaffold significantly enhances cell proliferation rates and doubling times, making it more suitable for culturing adherent cells by improving cell adherence and growth conditions, even when used in three-dimensional culture environments.
Implementation Method 1
a plasma-derived or platelet-derived component or a fibrin-containing material adhered to the hydrogel
Implementation Method 2
a technique for culturing cells under a three-dimensional culture environment utilizing a scaffold such as a porous membrane or a hydrogel
Implementation Method 3
a plasma-derived or platelet-derived component or a fibrin-containing material
Data Source
AI summary
A scaffold for culturing a cell comprises: a hydrogel; and a plasma-derived or platelet-derived component or a fibrin-containing material adhered to the hydrogel.