Lung Regeneration
Lung Regeneration - Related Videos
09:14
An Introduction to Aging and Regeneration
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2023
Tissues are maintained through a balance of cellular aging and regeneration. Aging refers to the gradual loss of cellular function, and regeneration is the repair of damaged tissue generally mediated by preexisting adult or somatic stem cells. Scientists are interested in understanding the biological mechanisms behind these two complex processes. By doing so, researchers may be able to use somatic stem cells to treat degenerative diseases and develop therapies that could delay the effects of...
06:56
A System for Culturing Iris Pigment Epithelial Cells to Study Lens Regeneration in Newt
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Cited by 7 •
2011
In newt, the lens regenerates always from the dorsal iris by transdifferentiation of the iris pigmented epithelial cells (IPEs). Here we describe a procedure to culture dorsal and ventral newt IPE cells and their implantation to the newt eye. The implanted cells are then studied by tissue sectioning and immunohistochemistry.
06:08
Apical Resection Mouse Model to Study Early Mammalian Heart Regeneration
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Cited by 12 •
2016
A step-by-step video protocol of apical resection is demonstrated in this study. Apical resection is a recently highlighted surgical approach in mammalian heart regeneration research. This study may promote the application of apical resection as a standard methodology in research into the mechanism underlying heart regeneration.
07:48
Myocardial Infarction in Neonatal Mice, A Model of Cardiac Regeneration
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Cited by 37 •
2016
This protocol describes a highly reproducible model of cardiac regeneration by surgical induction of myocardial infarction in the left ventricle of postnatal day 1 mice. The method involves induction of hypothermic anesthesia and ligation of the left anterior descending coronary artery.
09:38
An Assay for Lateral Line Regeneration in Adult Zebrafish
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Cited by 11 •
2014
Because many zebrafish models of neurological and non-neurological diseases are studied in the adult fish rather than the embryo/larvae, we developed a quantitative lateral line regenerative assay that can be applied to adult zebrafish disease models. The assay involved resolution at the 1) neuromast and 2) individual hair cell levels.
FAQs
Surviving epithelial and progenitor cells provide the cellular basis for repair. After injury, they respond to injury-related signals, increase in number through proliferation, and differentiate into cells that restore the airway and alveolar lining. This sequence matters because successful recovery requires both replenishing cells and producing the appropriate lining structures rather than simply increasing cell numbers.
Repair does not occur through epithelial cells alone. Immune cells and vascular cells participate in the regenerative environment surrounding damaged tissue, while epithelial and progenitor cells rebuild the airway and alveolar lining. Studying this coordination helps explain why regeneration is a tissue-level process and may identify ways to support recovery when lung injury or disease disrupts gas exchange.
Stem cell biology helps researchers examine the cells that can contribute to restoring damaged lung structures. In the context of lung regeneration, this work is linked to progenitor-cell responses, proliferation, and differentiation after injury. It provides a framework for understanding which cellular behaviors support repair and for guiding regenerative strategies aimed at improving respiratory function.
Organoids, biomaterials, and tissue engineering offer complementary research approaches for studying how lung repair might be understood and supported. Organoids can be examined alongside cellular studies, while biomaterials and tissue engineering broaden attention to structures involved in regeneration. Together, these areas connect basic research on repair with potential regenerative therapies for damaged lungs.
Lung regeneration research is relevant when infection, trauma, transplantation, or chronic disease damages lung tissue or compromises gas exchange. In medicine, the field seeks to understand repair and develop regenerative therapies that may help restore respiratory function, especially in settings where conventional recovery is insufficient or limited.
Successful regeneration would aim to restore damaged airway and alveolar lining and improve lung function. Because severe injury and chronic disease can impair gas exchange, research outcomes are closely tied to the possibility of recovering this essential function. These goals connect cellular findings with clinically relevant improvements in respiratory performance and potential treatment development.