Artificial Heart Valves Grow with Lambs
Artificial Heart Valves Grow with Lambs
Two of the implanted valves lasted a full year as the animals matured into adult sheep, demonstrating that it might be possible to treat children with valve replacements that grow along with them.
Artificial Heart Valves Grow with Lambs
Artificial Heart Valves Grow with Lambs

Two of the implanted valves lasted a full year as the animals matured into adult sheep, demonstrating that it might be possible to treat children with valve replacements that grow along with them.

Two of the implanted valves lasted a full year as the animals matured into adult sheep, demonstrating that it might be possible to treat children with valve replacements that grow along with them.

heart
<em>The Scientist&nbsp;</em>Speaks Ep. 13 - The Long Haul: Improving Cardiac Cell Therapy Persistence
The Scientist Speaks Ep. 13 - The Long Haul: Improving Cardiac Cell Therapy Persistence
The Scientist Creative Services Team | Jan 26, 2021
Researchers remuscularize the heart after cardiac infarction with stem cell-derived cardiomyocytes and ready-made microvessels.
Autopsies Show Varied Forms of Heart Damage in COVID-19 Patients
Autopsies Show Varied Forms of Heart Damage in COVID-19 Patients
Emma Yasinski | Sep 24, 2020
The multifarious nature of the damage means treatments for cardiac issues during infection will require tailored approaches.
College Athletes Experienced Heart Damage After COVID-19: Study
College Athletes Experienced Heart Damage After COVID-19: Study
Amanda Heidt | Sep 14, 2020
Images of the players’ hearts showed signs of inflammation consistent with myocarditis, a rare but potentially fatal condition.
Blood Pressure Meds Point the Way to Possible COVID-19 Treatment
Blood Pressure Meds Point the Way to Possible COVID-19 Treatment
Ashley Yeager | Apr 2, 2020
There is little evidence that antihypertensive drugs worsen COVID-19, and scientists are instead exploring the idea that such medications—or their downstream effects—may actually alleviate symptoms.
Image of the Day: Bionic Heart
Image of the Day: Bionic Heart
Amy Schleunes | Jan 30, 2020
A bioengineered heart made of pig and synthetic tissues beats like the real thing.
Image of the Day: Repairing Hearts
Image of the Day: Repairing Hearts
Emily Makowski | Jan 7, 2020
A growth factor treatment helps improve cardiac functioning after heart attack in pigs.
Gene Editing Makes Cells Evade Immune Attack In Vitro
Gene Editing Makes Cells Evade Immune Attack In Vitro
Emma Yasinski | Dec 12, 2019
To advance the possibility of off-the-shelf cardiac cell therapies, scientists devise an engineered cardiac stem cell that avoids stimulating a detrimental immune attack.
Activation of the Immune System Underlies Cardiac Cell Therapies
Activation of the Immune System Underlies Cardiac Cell Therapies
Ruth Williams | Nov 27, 2019
A study in mice reveals that stem cell transplants, currently in clinical trials, may not actually require the cells.
Blue Whales&rsquo; Hearts Can Beat Exceptionally Slowly
Blue Whales’ Hearts Can Beat Exceptionally Slowly
Ashley Yeager | Nov 26, 2019
Slowing to just two beats per minute, the animals’ heart rate shows how they survive plunging far below the ocean’s surface to eat.