Related topics: heart · heart failure · stem cells · heart attack · cells

Mutant stem cells defy rules of development

Imagine you're baking a cake, but you run out of salt. Even with the missing ingredient, the batter still looks like cake batter, so you stick it in the oven and cross your fingers, expecting to end up with something pretty ...

Investigating long-lived mitochondrial proteins

Northwestern Medicine investigators have discovered that a subset of proteins in mitochondria of brain and heart cells are long-lived, supporting the long-term stability of mitochondrial complex architecture.

Receptor location in heart plays a key role in their function

In the heart there are two different subtypes of beta-adrenergic receptors—beta1 and beta2—which are activated by the stress hormones adrenaline and noradrenaline. They both trigger the strongest stimulation of the heart ...

Organoids produce embryonic heart

There was a time when the idea of growing organs in the lab was the stuff of science fiction. Today, stem cell biology and tissue engineering are turning fiction into reality with the advent of organoids: tiny lab-grown tissues ...

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