How calcium helps an egg start developing into an embryo
How calcium triggers the transition from egg to embryo
['FUNDING_R01'] · CORNELL UNIVERSITY · NIH-11242004
Researchers are finding out how bursts of calcium trigger an egg to begin developing, with the goal of helping people who struggle to achieve pregnancy.
Quick facts
| Phase | ['FUNDING_R01'] |
|---|---|
| Study type | Nih_funding |
| Sex | All |
| Sponsor | CORNELL UNIVERSITY (nih funded) |
| Locations | 1 site (ITHACA, UNITED STATES) |
| Trial ID | NIH-11242004 on ClinicalTrials.gov |
What this research studies
This project uses fruit flies to uncover the molecular steps that turn a mature egg into an embryo when calcium levels rise. Scientists will use genetics and large-scale protein analyses to see which enzymes and protein phosphorylation changes are switched on or off by calcium. The team focuses on a conserved ion channel that starts the calcium rise and on enzymes that change protein phospho-states to drive egg activation. Although the work is in flies, many of the genes and processes are similar across animals and may point to mechanisms relevant to human fertility.
Who could benefit from this research
Good fit: People with infertility marked by repeated failed fertilization or suspected problems with egg activation would be most likely to benefit from downstream advances based on this research.
Not a fit: Those whose infertility is caused primarily by sperm defects, uterine structural problems, or hormonal issues unrelated to egg activation are less likely to benefit directly from this basic lab study.
Why it matters
Potential benefit: If successful, this work could identify key molecular steps behind egg activation that one day inform new infertility treatments or improve assisted reproductive technologies like IVF.
How similar studies have performed: Prior animal studies have shown calcium signals and enzymes like CaMKII play roles in egg activation, but translating those findings into human treatments is still early and unproven.
Where this research is happening
ITHACA, UNITED STATES
- CORNELL UNIVERSITY — ITHACA, UNITED STATES (ACTIVE)
Researchers
- Principal investigator: WOLFNER, MARIANA FEDERICA — CORNELL UNIVERSITY
- Study coordinator: WOLFNER, MARIANA FEDERICA
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.