Can Stem Cells Repair a Damaged Heart?

University of California Television (UCTV) · Intermediate ·🍎 Teaching & Learning Design ·3w ago

About this lesson

A version of this video with audio description track is available here: https://www.youtube.com/watch?v=ibmyHzBeoA8 Heart regeneration faces two connected challenges: replacing lost muscle and keeping transplanted cells safe and accepted by the body. Charles Murry, M.D., Ph.D., of USC explains why the adult heart heals major cardiomyocyte loss with scar tissue rather than new muscle, leading to progressive heart failure. Murry describes how stem cell derived cardiomyocytes can be manufactured at scale, transplanted into injured hearts, and tested for function in animal models. He also examines major barriers, including graft related arrhythmias, calcium handling stress, immune rejection, and the need for practical immunosuppression or immune edited cells. By connecting cell manufacturing, electrophysiology, immunology, and clinical trial planning, this research shows why heart regeneration is difficult and why careful translation matters for patients with severe heart injury. [Show ID: 40853] 0:00 Why the adult heart struggles to regenerate 2:34 Why cell transplantation could add new muscle 3:15 How stem cells are made into heart cells 15:30 Controlling graft related arrhythmias 19:06 Calcium leaks and transplant stress 31:57 Autologous cells and immune rejection 36:14 Immunosuppression for mismatched cells 38:31 Moving heart regeneration toward patients Donate to UCTV to support informative & inspiring programming: https://www.uctv.tv/donate Please Note: Knowledge about health and medicine is constantly evolving. This information may become out of date. More videos from: Sanford Stem Cell Institute Seminar Series (https://www.uctv.tv/stem-cell/stem-cell-seminar/) More from: Stem Cell Channel (https://www.uctv.tv/stem-cell) Explore More Health & Medicine on UCTV (https://www.uctv.tv/health) UCTV features the latest in health and medicine from University of California medical schools. Find the information you need on cancer, transplantation, obesity, disease a

Original Description

A version of this video with audio description track is available here: https://www.youtube.com/watch?v=ibmyHzBeoA8 Heart regeneration faces two connected challenges: replacing lost muscle and keeping transplanted cells safe and accepted by the body. Charles Murry, M.D., Ph.D., of USC explains why the adult heart heals major cardiomyocyte loss with scar tissue rather than new muscle, leading to progressive heart failure. Murry describes how stem cell derived cardiomyocytes can be manufactured at scale, transplanted into injured hearts, and tested for function in animal models. He also examines major barriers, including graft related arrhythmias, calcium handling stress, immune rejection, and the need for practical immunosuppression or immune edited cells. By connecting cell manufacturing, electrophysiology, immunology, and clinical trial planning, this research shows why heart regeneration is difficult and why careful translation matters for patients with severe heart injury. [Show ID: 40853] 0:00 Why the adult heart struggles to regenerate 2:34 Why cell transplantation could add new muscle 3:15 How stem cells are made into heart cells 15:30 Controlling graft related arrhythmias 19:06 Calcium leaks and transplant stress 31:57 Autologous cells and immune rejection 36:14 Immunosuppression for mismatched cells 38:31 Moving heart regeneration toward patients Donate to UCTV to support informative & inspiring programming: https://www.uctv.tv/donate Please Note: Knowledge about health and medicine is constantly evolving. This information may become out of date. More videos from: Sanford Stem Cell Institute Seminar Series (https://www.uctv.tv/stem-cell/stem-cell-seminar/) More from: Stem Cell Channel (https://www.uctv.tv/stem-cell) Explore More Health & Medicine on UCTV (https://www.uctv.tv/health) UCTV features the latest in health and medicine from University of California medical schools. Find the information you need on cancer, transplantation, obesity, disease a

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Chapters (8)

Why the adult heart struggles to regenerate

2:34 Why cell transplantation could add new muscle

3:15 How stem cells are made into heart cells

15:30 Controlling graft related arrhythmias

19:06 Calcium leaks and transplant stress

31:57 Autologous cells and immune rejection

36:14 Immunosuppression for mismatched cells

38:31 Moving heart regeneration toward patients

Teaching Once Means Forgetting Forever #teacherlife #education #classroom