NFASC and atrial fibrillation: Using identical analysis parameters, substantially more transcripts (4360 total, 1312 up and 3048 down) were dysregulated in RA CMN of AF+HF versus NF samples, while 1887 transcripts (572 up and 1315 down) were dysregulated in the LA CMN of AF+HF versus NF samples (Figure 1C).