Impact of rs1805127 and rs55742440 Variants on Atrial Remodeling in Hypertrophic Cardiomyopathy Patients with Atrial Fibrillation: A Romanian Cohort Study
Abstract
:1. Introduction
2. Results
2.1. Study Population and Echocardiography Parameters
2.2. Genes and Variants
2.2.1. Analysis of LA Traits and Potassium Channel Variants
2.2.2. Analysis of LA Traits and Sodium Channel Variants
2.2.3. Analysis of LA Traits and Calcium Channel Variants
3. Discussion
3.1. Analysis of LA Traits and Potassium Channel Variants
3.2. Analysis of LA Traits and Sodium Channel Variants
3.3. Strength and Limitations
4. Materials and Methods
4.1. Study Population
4.2. Genetic Testing
4.3. Variant Assessment
4.4. Echocardiographic Image Acquisition and Analysis
4.5. Statistical Analysis
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Variable | AFib+ (N = 25) | AFib– (N = 20) | p-Value |
---|---|---|---|
Age at inclusion, years | 51.67 ± 14.55 | 46.35 ± 15 | 0.27 |
Male gender, N (%) | 20 (80%) | 15 (75%) | 0.73 |
History of SCD, N (%) | 10 (40%) | 4 (20%) | 0.27 |
ICD, N (%) | 3 (12%) | 4 (20%) | 0.43 |
5-years SCD risk score | 5.49 ± 3.92% | 2.83 ± 1.37% | 0.044 |
Echocardiography | |||
Maron 1 | 3 (12%) | 4 (20%) | |
Maron 2 | 3 (12%) | 2 (10%) | 0.43 |
Maron 3 | 19 (76%) | 13 (65%) | |
Maron 4 | 0 | 1 (5%) | |
LV maximal wall thickness, mm | 20.19 ± 3.45 | 20.9 ± 6.33 | 0.65 |
LV mass indexed, g/m2 | 142.5 ± 44.11 | 119.52 ± 41.37 | 0.15 |
LVEDD, cm | 41 ± 7.33 | 41 ± 9.2 | 0.99 |
LVESD, cm | 25.7 ± 9.2 | 24.8 ± 10.79 | 0.79 |
LVEDV, ml | 106.4 ± 35.21 | 119.15 ± 45.96 | 0.37 |
LVESV, ml | 56 ± 31.81 | 61.84 ± 38.81 | 0.64 |
LVEF, (%) | 51.6 ± 13.96 | 52.53 ± 12.18 | 0.83 |
LAD, mm | 41.61 ± 6.2 | 39.4 ± 7.62 | 0.34 |
Volumetric variables | |||
LAVmax (mL/m2) | 38.47 ± 13.7 | 28.67 ± 9.27 | 0.007 |
LAVmin (mL/m2) | 19 ± 6.8 | 17 ±4.6 | 0.247 |
LAVpre-A (mL/m2) | 24 ± 2.3 | 20 ± 7.4 | 0.029 |
LATEF (%) | 54 ± 10.3 | 60 ± 8.8 | 0.041 |
LAEI (%) | 167 ± 60.3 | 172 ± 50.4 | 0.763 |
LAPEF (%) | 26 ± 6 | 25 ± 3.9 | 0.504 |
LAAEF (%) | 41 ± 12.6 | 46 ± 14.5 | 0.231 |
LAEF (kdyne) | 10 ± 5.7 | 11.6 ± 8 | 0.456 |
Deformation variables | |||
LASr (%) | 21 ± 5.6 | 25 ± 4 | 0.008 |
pLASRr (s−1) | 0.8 ± 0.4 | 1.2 ± 0.67 | 0.025 |
LASI | 1.8 ± 0.4 | 1.4 ± 0.8 | 0.036 |
LAScd (%) | 17 ± 3.5 | 18 ± 9.5 | 0.659 |
pLASRcd (s−1) | −0.4 ± 0.2 | −0.6 ± 1.1 | 0.432 |
LASct (%) | 10 ± 1.2 | 10.5 ± 4.5 | 0.634 |
pLASRct (s−1) | −1.3 ± 0.6 | −1.4 ± 0.4 | 0.508 |
Potassium Channel-Related Genes | Encoding Protein (UniProt ID) | References |
---|---|---|
ABCC9 | ATP-binding cassette subfamily C member 9 (O60706) | [7] |
HCN4 | Potassium/sodium hyperpolarization-activated cyclic nucleotide gated potassium channel 4 (Q9Y3Q4) | [16] |
KCNA5 | Potassium voltage-gated channel subfamily A member 5 (P22460) | [17] |
KCND3 | Potassium voltage-gated channel subfamily D member 3 (Q9UK17) | [18] |
KCNE1 | Potassium voltage-gated channel subfamily E member 1 (P15382) | [19] |
KCNE2 | Potassium voltage-gated channel subfamily E member 2 (Q9Y6J6) | [20] |
KCNE3 | Potassium voltage-gated channel subfamily E member 3 (Q9Y6H6) | [21] |
KCNH2 | Potassium voltage-gated channel subfamily H member 2 (Q12809) | [22] |
KCNJ2 | Inward rectifier potassium channel 2 (P63252) | [23] |
KCNJ5 | G protein-activated inward rectifier potassium channel 4 (P48544) | [24] |
KCNJ8 | ATP-sensitive inward rectifier potassium channel 8 (Q15842) | [25] |
KCNQ1 | Potassium voltage-gated channel subfamily KQT member 1 (P51787) | [26] |
Sodium channel-related genes | Encoding Protein | |
SCN1B | Sodium channel subunit beta-1 (Q07699) | [27] |
SCN2B | Sodium channel subunit beta-2 (O60939) | [27] |
SCN3B | Sodium channel subunit beta-3 (Q9NY72) | [28] |
SCN4B | Sodium channel subunit beta-4 (Q8IWT1) | [29] |
SCN5A | Sodium channel protein type 5 subunit alpha (Q14524) | [30] |
Calcium channel-/calcium homeostasis-related genes | Encoding Protein | |
CACNA1C | Voltage-dependent L-type calcium channel subunit alpha-1C (Q13936) | [31] |
CACNA2D1 | Voltage-dependent calcium channel subunit alpha-2/delta-1 (P54289) | [32] |
CACNB2 | Voltage-dependent L-type calcium channel subunit beta-2 (Q08289) | [33] |
CALM1 | Calmodulin-1 (P0DP23) | |
CASQ2 | Calsequestrin-2 (O14958) | [34] |
JPH2 | Junctophilin-2 (Q9BR39) | [35] |
RYR2 | Ryanodine receptor 2 (Q92736) | [36] |
Gene | HGVSc | HGVSp | dbSNP ID | ClinVar ID | Carrier Patient |
---|---|---|---|---|---|
MYBPC3 | c.3294G>A | p.Trp1098Ter | rs767039057 | 520341 | AFib+ |
MYBPC3 | c.772G>A | p.Glu258Lys | rs397516074 | 42792 | AFib+ |
MYH7 | c.2389G>A | p.Ala797Thr | rs3218716 | 42901 | AFib+ |
MYH7 | c.715G>A | p.Asp239Asn | rs397516264 | 43100 | AFib+ |
TNNI3 | c.557G>A | p.Arg186Gln | rs397516357 | 43395 | AFib+ |
TPM1 | c.574G>A | p.Glu192Lys | rs199476315 | 31882 | AFib− |
Gene | AFib+ (N = 25) | AFib− (N = 20) |
---|---|---|
ABCC9 | 0 | 1 |
HCN4 | 1 | 3 |
KCNA5 | 3 | 1 |
KCND3 | 0 | 1 |
KCNE1 | 20 | 20 |
KCNE2 | 0 | 0 |
KCNE3 | 0 | 0 |
KCNH2 | 14 | 8 |
KCNJ2 | 0 | 0 |
KCNJ5 | 25 | 19 |
KCNJ8 | 0 | 1 |
KCNQ1 | 1 | 2 |
Gene | AFib+ (N = 25) | AFib− (N = 20) |
---|---|---|
SCN1B | 31 | 26 |
SCN2B | 0 | 2 |
SCN3B | 0 | 0 |
SCN4B | 0 | 1 |
SCN5A | 15 | 9 |
Gene | AFib+ (N = 25) | AFib− (N = 20) |
---|---|---|
CACNA1C | 77 | 53 |
CACNA2D1 | 0 | 1 |
CACNB2 | 16 | 10 |
CALM1 | 0 | 0 |
CASQ2 | 14 | 12 |
JPH2 | 6 | 3 |
RYR2 | 9 | 13 |
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Popa-Fotea, N.-M.; Oprescu, N.; Scafa-Udriste, A.; Micheu, M.M. Impact of rs1805127 and rs55742440 Variants on Atrial Remodeling in Hypertrophic Cardiomyopathy Patients with Atrial Fibrillation: A Romanian Cohort Study. Int. J. Mol. Sci. 2023, 24, 17244. https://doi.org/10.3390/ijms242417244
Popa-Fotea N-M, Oprescu N, Scafa-Udriste A, Micheu MM. Impact of rs1805127 and rs55742440 Variants on Atrial Remodeling in Hypertrophic Cardiomyopathy Patients with Atrial Fibrillation: A Romanian Cohort Study. International Journal of Molecular Sciences. 2023; 24(24):17244. https://doi.org/10.3390/ijms242417244
Chicago/Turabian StylePopa-Fotea, Nicoleta-Monica, Nicoleta Oprescu, Alexandru Scafa-Udriste, and Miruna Mihaela Micheu. 2023. "Impact of rs1805127 and rs55742440 Variants on Atrial Remodeling in Hypertrophic Cardiomyopathy Patients with Atrial Fibrillation: A Romanian Cohort Study" International Journal of Molecular Sciences 24, no. 24: 17244. https://doi.org/10.3390/ijms242417244