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Polygenic Embryo Selection

21. september 2026 opdateret af: Nucleus Genomics Inc.

Prospective Observational Outcome Comparison of Morphology- Versus Polygenic-Based Selection of In Vitro Fertilization-Derived Embryos

This study will evaluate whether IVF success rates after PRS-based embryo selection differ from those after morphology-based embryo selection, and whether polygenic disease risk correlates with embryo morphology.

Studieoversigt

Status

Ikke rekrutterer endnu

Betingelser

Detaljeret beskrivelse

Conventional IVF involves the use of morphological grading, commonly using Gardner scores, to prioritize embryos for transfer. Morphological grading is a well established method to improve implantation rates, with better morphological scored embryos having a higher success than lower scoring embryos. Morphology-based selection is also employed following preimplantation genetic testing for aneuploidy (PGT-A), which is now used in over 60% of all IVF cycles in the United States.

More recently, polygenic scoring (PRS) of embryos has been introduced to provide additional information on disease risks and trait probabilities, allowing patients to utilize an alternative method of embryo selection. While there is no prospective study evaluating the utility of PRS, longitudinal studies on over 20,000 sibling pairs and on millions of adults have demonstrated significant disease risk reduction.

One common concern over the use of PRS in place of morphology based selection is the potential impact of implantation and delivery rates. For example, in some cases, the embryo with the lowest risk of a disease may not be the best morphology in the cohort of embryos available for transfer. The question of whether genetic based selection results in lower success rates than morphology based selection has not been evaluated in a prospective observational study. Some retrospective data exist in the context of sex selection. For example, patients using PGT-A may decide to transfer an embryo with their preferred sex (male or female) instead of choosing based on morphology alone. One such study indicated no significant difference in delivery rates between sex and morphology based selection. While this outcome remains surprising to many, one factor that is not always considered is that genetic selection does not always lead to transferring an embryo with the worst morphology. However, similar studies have not been published to corroborate these findings.

This study will evaluate whether IVF success rates after PRS based embryo selection are different from morphology based embryo selection and whether polygenic disease risk is correlated with embryo morphology.

Undersøgelsestype

Observationel

Tilmelding (Anslået)

2000

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Alle

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

Cases (PRS): IVF patients/couples (intended parents) who elect to use PRS based embryo selection.

Controls (Morphology): IVF patients/couples (intended parents) who elect to use morphology based embryo selection.

Beskrivelse

Inclusion Criteria:

  • Age 18 years or older
  • Undergoing IVF and PGT at any clinic where Nucleus testing is used.
  • Ability to provide informed consent and HIPAA authorization

Exclusion Criteria:

  • Patients who decline research use of data

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Observationsmodeller: CASE_CONTROL
  • Tidsperspektiver: PROSPECTIVE

Kohorter og interventioner

Gruppe / kohorte
IVF patients using preimplantation genetic testing

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Sustained Implantation Rate
Tidsramme: From enrollment to the end of treatment at 8-12 weeks

Ongoing pregnancy rate per embryo transfer at the time of discharge from IVF care

From enrollment to the end of treatment at 8-12 weeks

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Polygenic Score correlation with Embryo Morphology
Tidsramme: Through study completion (3 years)

Comparison of Disease Risk Scores According to Embryo Morphological Grades

Through study completion (3 years)

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Anslået)

1. oktober 2026

Primær færdiggørelse (Anslået)

30. september 2029

Studieafslutning (Anslået)

30. september 2029

Datoer for studieregistrering

Først indsendt

16. september 2026

Først indsendt, der opfyldte QC-kriterier

21. september 2026

Først opslået (Faktiske)

25. september 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

25. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

21. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • Pro04078746

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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