Here are a few options for news article titles, keeping them under 13 words:

1. Software Rapidly Removes Motion Artifacts from Heart Cell Imaging. (10 words)
2. New Software Fixes Motion Blur in Heart Cell Optical Mapping. (11 words)
3. Virtual Tool Enables Clearer, Faster Heart Cell Motion Studies. (11 words)
4. "Virtual Blebbistatin" Software Solves Heart Cell Imaging Motion Problem. (11 words)
5. Software Breakthrough: Clears Motion Artifacts in Heart Cell Studies. (10 words)

Researchers have developed a new software approach called “virtual blebbistatin” to effectively remove motion artifacts from optical mapping recordings of cardiomyocytes, or heart muscle cells. Optical mapping is a crucial technique for studying the electrical activity of heart cells, but inherent movements of these cells can create distortions in the recordings, known as motion artifacts, which can obscure accurate data. Traditionally, researchers have used a chemical called blebbistatin to stop cardiomyocyte contractions during optical mapping, but blebbistatin itself can introduce unwanted effects and experimental limitations. The newly developed virtual blebbistatin offers a robust and rapid alternative by computationally eliminating motion artifacts from recorded data. This software-based method avoids the drawbacks of chemical blebbistatin, potentially leading to more precise and reliable optical mapping studies of heart cells. Scientists believe this innovative tool could significantly enhance research into heart function, improve understanding of cardiac diseases, and advance drug discovery efforts targeting heart conditions.

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