ArticleThe Journal of cell biology2025
STIM-IP3R crosstalk regulates migration of breast cancer cells.
Article in The Journal of cell biology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
2 citing papers in PubMed.
- Targeting ion channel dysregulation in tumors: emerging therapeutic opportunities.Trends in pharmacological sciences · 2026Review
- NUSAP1 Drives Endometrial Carcinoma via IP3R Phosphorylation, Calcium Dyshomeostasis, and ER-Stress-Mediated Apoptosis.ACS omega · 2026Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
8 authors.
Funding
Abstract
Calcium ions (Ca2+) are crucial second messengers involved in numerous processes including tumorigenesis and cancer cell migration. Previous studies have shown that the endoplasmic reticulum (ER) Ca2+ sensors, stromal interaction molecules STIM1 and STIM2, are key regulators of cancer cell migration. In this study, using breast cancer cells lacking one or both STIM isoforms we show that although STIM proteins are critical regulators of cell migration, they are dispensable for this cellular activity. The mechanism underlying this complex effect involves functional crosstalk between STIM proteins and inositol 1,4,5-trisphosphate receptors (IP3Rs). Our findings indicate that beyond their classical role in store-operated Ca2+ entry, STIM proteins shape the spatial dynamics of IP3R-mediated Ca2+ release. Our results suggest that following ER Ca2+ depletion, the activated STIM proteins shift the pattern of IP3R-mediated Ca2+ release from a localized signal, which promotes cell migration, to a more diffuse signal, which attenuates cell migration.
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Registered trials
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