Boosting Heart Cell Growth with Graphene and SU-8

If we could create a better way to grow heart cells in a lab. That's exactly what researchers are trying to do with a new combination: graphene and SU-8. They've found that by using graphene, they can help heart cells, called cardiomyocytes, grow faster and communicate better. Graphene, a thin sheet of carbon, is really good at conducting electricity. When used on a special surface called SU-8, it helps heart cells grow and function like they would in a real heart. This is important because right now, lab-grown heart cells don't always act like they should.The researchers used a method called chemical vapor deposition to make the graphene. They then transferred it to the SU-8 surface using thermal release tape. This made the surface super conductive, which is great for heart cells. Tests showed that heart cells on this new surface grew better and worked better too. They even responded better to drugs that affect the heart. This is a big deal because it could help scientists test new heart medicines more effectively. While this new method isn't perfect, it's a big step forward. It's like giving heart cells a boost to grow up faster and stronger.