How a diabetes drug helps heal heart blood vessels after a heart attack
SGLT2 inhibitor dapagliflozin reduces endothelial dysfunction and microvascular damage during cardiac ischemia/reperfusion injury through normalizing the XO-SERCA2-CaMKII-coffilin pathways
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Dapagliflozin works in human heart blood vessel cells—even though the study was done in mice and lab-grown cells.
Most animal studies don’t translate to human cells, but here, the same molecular pathway (XO-SERCA2-CaMKII-cofilin) was confirmed in both mouse models and human coronary artery endothelial cells (HCAECs), making it far more credible.
Practical Takeaways
If you or a loved one has diabetes and a history of heart issues, ask your doctor if dapagliflozin (Farxiga) might be appropriate—even if your blood sugar is controlled.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Dapagliflozin works in human heart blood vessel cells—even though the study was done in mice and lab-grown cells.
Most animal studies don’t translate to human cells, but here, the same molecular pathway (XO-SERCA2-CaMKII-cofilin) was confirmed in both mouse models and human coronary artery endothelial cells (HCAECs), making it far more credible.
Practical Takeaways
If you or a loved one has diabetes and a history of heart issues, ask your doctor if dapagliflozin (Farxiga) might be appropriate—even if your blood sugar is controlled.
Publication
Journal
Theranostics
Year
2022
Authors
Li Ma, Rongjun Zou, Wanting Shi, Na Zhou, Shaoxian Chen, Hao Zhou, Xinxin Chen, Yueheng Wu
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Claims (6)
A diabetes drug called dapagliflozin may help protect heart blood vessel cells from damage after a heart attack by stopping certain harmful chemical signals, which keeps the cells’ internal structure intact and prevents them from dying.
When heart blood vessel cells are stressed by low oxygen and then get oxygen back, a diabetes drug called dapagliflozin helps them heal better by calming down harmful stress and fixing their internal calcium levels.
A diabetes drug called dapagliflozin may help protect heart blood vessels from damage caused by temporary lack of oxygen and then sudden return of blood flow, by calming down a harmful enzyme, keeping a key protein from getting damaged, and helping cells manage calcium properly — which keeps the vessel lining intact and stops cells from dying.
When scientists remove a specific protein (SERCA2) from blood vessel cells in mice with heart damage, a diabetes drug called dapagliflozin no longer helps protect those blood vessels, reduce swelling, or keep the cells alive.
In mice with heart damage from interrupted blood flow, a diabetes drug called dapagliflozin helps calm down inflammation in tiny blood vessels and stops heart cells from dying too soon.