Bee venom, with melittin as its dominant active peptide, prevented cardiac hypertrophy in mice by downregulating ACE, renin, and the JAK2/NF-κB inflammatory signaling cascade.
Dual ACE + NF-κB inhibitionBee venom peptide melittin targets both the renin-angiotensin system and inflammatory pathways to prevent cardiac hypertrophy
What the researchers found
Melittin identified as dominant BV component. BV prevented ECG and echo abnormalities, reversed morphological and histological heart changes, downregulated hypertrophy markers (β-MHC, ANP, BNP), ACE, and IL-1β, and inhibited JAK2/NF-κB signaling in ISO-induced cardiac hypertrophy.
Why it matters
Cardiac hypertrophy progresses to heart failure, a leading cause of death. Bee venom peptides, particularly melittin, offer a natural peptide-based therapeutic approach targeting both the renin-angiotensin system and inflammatory pathways simultaneously.
How the study worked
UPLC-Q/TOF-MS for BV characterization, isoproterenol-induced cardiac hypertrophy in mice (in vivo) and cardiomyocytes (in vitro), ECG, echocardiography, histopathology, network pharmacology, Western blot, and RT-qPCR.
What this study cannot tell us
Preclinical study in mice. Bee venom is a complex mixture—clinical translation requires purified melittin. Safety profile of repeated melittin administration needs evaluation. ISO-induced hypertrophy is a simplified model.
How to read the evidence
Preclinical in vivo and in vitro study with network pharmacology validation. Good mechanistic evidence but limited to animal models.
When this study was published
Published in 2025.
The bigger picture
Venom-derived peptides continue to yield therapeutic candidates. Melittin's dual action on ACE/renin (blood pressure) and NF-κB (inflammation) pathways mirrors the multi-target approach increasingly valued in cardiovascular medicine.
Questions still open
- Can purified melittin reproduce all of bee venom's cardioprotective effects?
- How does melittin compare to ACE inhibitors for cardiac hypertrophy?
- What is the therapeutic window for melittin given its known cytotoxicity?
Common questions
Can bee venom treat heart problems?
What is melittin?
Read the original research
Bee venom alleviates isoproterenol-induced cardiac hypertrophy via JAK2/NF-κB signaling cascade.
Tissue & cell, 97, 103077
Citation
Shi, Peiying; Han, Shuo; Sun, Yang; Li, Mengmeng; Xu, Xueling. (2025). Bee venom alleviates isoproterenol-induced cardiac hypertrophy via JAK2/NF-κB signaling cascade.. Tissue & cell, 97, 103077. https://doi.org/10.1016/j.tice.2025.103077