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. 2022 Apr 11;20:50. doi: 10.1186/s12964-022-00824-4

Table 3.

Functional effects of targeting granules released by neutrophil degranulation in ischemic heart disease

Intervention Research object Age Models Drug dosage Administration method experimental period Major outcome Reference
PF-1355 (an oral MPO inhibitor) Female C57BL/6J mice 8–12 weeks MI 50 mg/kg of PF-1355 dissolved in vehicle excipient containing 40 mM Tris, 0.5% hydroxypropylmethylcellulose acetate succinate (HPMCAS) and 10% hydroxypropyl methylcellulose (HPMC), pH 10, Twice daily by oral gavage 7 days Decreased inflammation cells infiltration and attenuated left ventricular dilation 20
PF-1355 (an oral MPO inhibitor) Female C57BL/6J mice 8–12 weeks MI 50 mg/kg of PF-1355 dissolved in vehicle excipient containing 40 mM Tris, 0.5% hydroxypropylmethylcellulose acetate succinate (HPMCAS) and 10% hydroxypropyl methylcellulose (HPMC), pH 10 Twice daily by oral gavage 21 days of constant treatment Both the cardiac function and remodeling were significantly improved 20
Pharmacological blockade of NE Male C57BL/6 wild-type animal Unknown I/R Unknown Unknown Unknown Does not impact neutrophil transendothelial migration; Suppressed the increase in size of matrix protein low expression regions in the cremaster muscle I/R injury model 61
Sivelestat (an NE inhibitor) C57BL/6J mice Male approximately 10–12 weeks weighed at least 25 g MI 100 mg/kg/day Once daily by intraperitoneally injected 7 day Improved survival and preserved cardiac function post-MI 62
Recombinant elafin (an endogenous neutrophil elastase inhibitor) Patients Perioperatively in patient Patient undergoing coronary artery bypass surgery 200 mg intravenous bolus administered EMPIRE Eudra CT 2010-019527-58 Unknown Promising results (protective) 63
Sivelestat sodium hydrate (a selective NE inhibitor) Swine 20–35 kg Ligation of the left anterior descending coronary artery for 12-min, followed by 90-min reperfusion 6 and 60 mg/ml Infused intracoronally Starting just after reperfusion until the end of experiment Attenuates myocardial contractile dysfunction due to myocardial stunning, thereby suppressing the production of interleukin-6 in activated neutrophils 64
Sivelestat (a NE inhibitor) Adult male Wistar rats Adult (240–300 g body weight) I/R Sivelestat was dissolved in KHB (10 μg/mL) to obtain a final concentration of 19 μmol/L Infusion 10 min before ischemia and for the first 10 min of reperfusion Attenuates myocardial injury after cardioplegic arrest 65
SSR69071 (an elastase inhibitor) Male New Zealand white rabbits Weighing 2–3 kg Coronary artery occlusion for 30 min followed by reperfusion for 120 min 1 and 3 mg/kg Intravenous intravenously 15 min before coronary ligation or 25 min after coronary ligation (5 min before reperfusion) Reduces myocardial infarct size 66
The mCRAMP peptide Male C57BL/6 mice 8–10 weeks Ligation of the left anterior descending artery for 30 min followed by cardiac reperfusion for 24 h 4 mg/kg/day Intraperitoneally injected Three consecutive days Inhibited cardiomyocyte apoptosis 97
The cathelicidin related antimicrobial peptide (CRAMP) C57 BL/6 mice Unknown MI 10 μg/10 μL Inject 5 weeks after treatment Enhanced functional recovery, smaller scar size and higher capillary density 101
Neuregulin-1 Male Sprague Dawley rats 7–8 weeks old with average body weight 298.56 ± 38.73 g AMI 10 μg/kg Inject via the tail vein 2 h after the operation Continued once daily for 7 days Attenuates MI-induced dysfunctional cardiac electrical conduction 124
Apigenin Male Wistar rats, Weighing 220–250 g AMI 10 mg/kg, 20 mg/kg and 40 mg/kg, respectively Inject Once a day Ameliorates acute myocardial infarction of rats via inhibiting MMP-9 and inflammatory reactions 125
Trimetazidine Male C57Bl/6 mice Aged 8–12 weeks, weighing 22–25 g MI 20 mg/kg/day Intraperitoneal injection 7 days Suppressed oxidative stress, inhibited MMP-2 and MMP-9, prevents cardiac rupture in mice with MI 126
Icariin Male Sprague–Dawley rats

Age, 7–8 weeks

Weight, 220–250 g

MI At dosages of 3, 6, 12, and 20 mg/kg per day dissolved in the same amount of saline Inject 28 days after surgery Attenuated myocardial apoptosis following MI by inhibiting apoptosis and CD147/MMP-9 pathway 127
Arginase inhibitor N-omega-hydroxy-nor-L-arginine (nor-NOHA) Male Sprague – Dawley rats 270– 400 g 30 min of coronary artery ligation, followed by 2 h of reperfusion 100 mg/kg Intravenous as bolus injections 15 min before the onset of ischemia Protects from MI. Increase tenfold of the citrulline/ornithine ratio and decrease the infarct size 133
Arginase inhibitor N(ω) -hydroxy-nor-l-arginine (nor-NOHA; Male Wistar rats (Charles River, Germany) Weight 300–350 g 30-min coronary artery ligation and reperfusion up to 8 days, 100 mg/kg Intravenously 15 min before ischemia Prevent the development of microvascular dysfunction and myocardial injury following I/R 134
Nrginase inhibitor (nor-NOHA Female farm pigs 27–38 kg Coronary artery occlusion for 40 min followed by 4 h reperfusion 2 mg/min Systemic intravenous infusion Started at 30 min of ischemia and continued up to 5 min after start of reperfusion Local arginase inhibition during early reperfusion reduces infarct size 135

MPO: Myeloperoxidase; MI: myocardial infarction; NGAL: neutrophil gelatinase-associated lipocalin; IR: Ischemia–reperfusion; MMP: matrix metalloproteinases proteins; CRAMP: Cathelicidin; NE: neutrophil elastase. Nor-NOHA: N-hydroxy-nor-L-arginine