Calmodulin Levels in Breast Tumors
Author Information
Author(s): K. Krishnarajul, K. Murugesan, U. Vijl, B.M.L. Kapur, A. Farooq
Primary Institution: All India Institute of Medical Sciences
Hypothesis
This study investigates the relationship between oestradiol-17, estrogen receptors, and calmodulin concentrations in human breast tumors.
Conclusion
The study found that calmodulin levels are influenced by estrogen receptor status in breast tumors.
Supporting Evidence
- In ER+ tumors, the median value of ER was significantly higher than in ER- tumors.
- E2 levels in ER+ tumors were significantly higher than in ER- tumors.
- Total CaM concentration in ER+ tumors was 2.4 times higher than in ER- tumors.
- A significant positive correlation was found between ER and total CaM concentrations in ER+ tumors.
Takeaway
The study looked at breast tumors and found that those with more estrogen receptors had higher levels of calmodulin, which is a protein that helps cells work properly.
Methodology
The study measured calmodulin, estrogen receptor, and oestradiol levels in breast tumor tissues using various biochemical assays.
Participant Demographics
The study included 38 breast tumor samples, with 23 classified as estrogen receptor positive and 15 as negative.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
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