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Related Concept Videos

Epithelial Tissues and Their Functions01:23

Epithelial Tissues and Their Functions

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Epithelial tissues are large sheets of cells covering all of the surfaces of the body. These surfaces can be internal or external, for example, skin, airways, the digestive tract, the urinary system, and the reproductive system. Hollow organs and body cavities that do not connect to the body's exterior, including blood vessels and serous membranes, are lined by epithelial tissue known as the endothelium.
Epithelial tissues provide the body's first line of protection from physical,...
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Functions of Connective Tissues01:17

Functions of Connective Tissues

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Connective tissues perform a broad range of functions in the body. Their primary function is to connect and link different tissues in the body and act as packaging material between tissues. The areolar tissue, a connective tissue prototype, commonly cements various tissue types in diverse body organs. In contrast, adipose tissue cushions internal organs while insulating the body from heat loss.
Hard connective tissues, such as bones and cartilage, provide structure and support to the body.
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Tissues01:18

Tissues

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Cells with similar structure and function are grouped into tissues. A group of tissues with a specialized function is called an organ. There are four main types of tissue in vertebrates: epithelial, connective, muscle, and nervous.
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Compounds Essential to Human Function01:25

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The human body is composed of cells that are fundamentally made up of several different molecules. These molecules are essential to carry out all physiological processes in the body and are broadly classified into organic and inorganic based on their chemical structures.
Inorganic Compounds Essential to Human Functioning
Inorganic compounds essential to human functioning include water, salts, acids, and bases. These compounds are inorganic, i.e., they do not have a carbon-hydrogen bond. Water...
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Bode Plots Construction01:24

Bode Plots Construction

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The Bode plot is an essential tool in control system analysis, mapping the frequency response of a system through a magnitude plot and a phase plot, both against a logarithmic frequency axis. To construct a Bode plot, consider the transfer function H(ω):
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Updated: Jan 23, 2026

Construction of Defined Human Engineered Cardiac Tissues to Study Mechanisms of Cardiac Cell Therapy
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Construction of Defined Human Engineered Cardiac Tissues to Study Mechanisms of Cardiac Cell Therapy

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Engineered Macroscale Cardiac Constructs Elicit Human Myocardial Tissue-like Functionality.

Maria Valls-Margarit1, Olalla Iglesias-García2, Claudia Di Guglielmo2

  • 1Biomimetic Systems for Cell Engineering, Institute for Bioengineering of Catalonia (IBEC), The Barcelona Institute of Science and Technology, Barcelona, Spain.

Stem Cell Reports
|June 25, 2019
PubMed
Summary
This summary is machine-generated.

Researchers developed CardioSlice, a new platform using human pluripotent stem cells (PSCs) to create engineered cardiac tissues. This advance improves cardiac disease modeling and drug testing by enabling better maturation of cardiac constructs.

Keywords:
CardioSliceECG-like signalscardiac tissue engineeringelectrical stimulationheart physiologyhuman induced pluripotent stem cellsperfusion bioreactortissue-like properties

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Encapsulation of Cardiomyocytes in a Fibrin Hydrogel for Cardiac Tissue Engineering
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Area of Science:

  • Biomedical Engineering
  • Stem Cell Biology
  • Cardiovascular Research

Background:

  • In vitro models of human cardiac tissue are crucial for disease modeling and drug development.
  • Current limitations in achieving cellular and tissue-level maturation hinder the creation of functional engineered cardiac constructs.

Purpose of the Study:

  • To design and implement a platform for producing engineered cardiac macrotissues from human pluripotent stem cells (PSCs).
  • To overcome maturation challenges in creating functional cardiac tissue models.

Main Methods:

  • Seeding PSC-derived cardiomyocytes and human fibroblasts into 3D porous scaffolds.
  • Utilizing a parallelized perfusion bioreactor with custom culture chambers.
  • Applying continuous electrical stimulation for two weeks to promote tissue development.

Main Results:

  • CardioSlice constructs exhibited cardiomyocyte alignment and synchronization.
  • Emergence of tissue-like properties, including measurable electrocardiogram-like signals.
  • Demonstrated predictive response to proarrhythmic drugs, mirroring human patient effects.

Conclusions:

  • The CardioSlice platform successfully generates engineered cardiac macrotissues with improved maturation.
  • This platform offers a promising tool for advancing cardiac disease modeling, cardiotoxicity testing, and regenerative medicine applications.