Regulating Glioma Growth with Histamine
Author Information
Author(s): L.T.M. Van der Ven, I.M. Prinsen, G.H. Jansen, P.J.M. Roholl, R. Defferrari, R. Slater, W. Den Otter
Primary Institution: Academisch Ziekenhuis Utrecht
Hypothesis
Can histamine and its antagonists modulate the growth of human glioma cells in culture?
Conclusion
Cimetidine, a histamine H2-receptor antagonist, significantly inhibits the growth of glioma cells, suggesting its potential as a treatment for gliomas.
Supporting Evidence
- Histamine stimulated growth in 5 out of 9 primary glioma cultures.
- Cimetidine inhibited growth in 4 out of 5 primary glioma cultures tested.
- Histamine's effects were specific and could be reversed by adding more histamine.
Takeaway
Histamine can help glioma cells grow, but a medicine called cimetidine can stop that growth, which might help people with brain tumors.
Methodology
Twelve human gliomas were cultured and tested for sensitivity to histamine and its antagonists, with growth measured under various serum conditions.
Potential Biases
Potential selection bias in cell line characteristics due to subculturing.
Limitations
Not all experiments could be performed on each individual primary cell line due to limited tissue availability.
Participant Demographics
Human glioma samples obtained from surgery.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
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