Interaction Between the Vaginal and Seminal Microbiome in Patients With an Altered Vaginal Microbiome Pattern Resistant to Treatment

NCT04641390 — Unknown, 20 participants, Instituto Bernabeu

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RegistryNCT04641390
StatusUnknown
Study typeObservational
Enrollment20 (Estimated)
SponsorInstituto Bernabeu (Other)
ConditionsFertility Disorders
InterventionsAnalysis of the seminal microbiome of the partners of women with altered vaginal microbiome resistant to drug treatment, Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome not resistant to drug treatment (Other)
Datesstart 2021-02-01, primary completion 2021-12-15 (estimated), completion 2022-04-15 (estimated), first posted 2020-11-23, last updated 2021-08-30
Locations1 site in Spain

Related Papers Related Patents Related Grants Related Experts
All trials for Fertility Disorders All trials of Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome resistant to drug treatment All trials of Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome not resistant to drug treatment

-Summary

It,s a retrospective case-control pilot study is to be carried out. Twenty patients will be included in the study for each branch (a total of 60). The study population will be patients whose partners have a diagnosis of an altered vaginal microbiome with (Cases, n = 20) or without (Controls, n = 20) persistence to drug treatment. Since a normal reference seminal microbiome has not been described, we will include a control group that will consist of sperm donors (n = 20) who are considered fertile potential without reproductive problems.

The main objective of the project is to identify the interaction of the vaginal and seminal microbiome patterns in couples in which the vaginal pattern is altered and is persistent to drug treatment.

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+Arms and interventions

ArmTypeInterventionsDescription
CasosOther: Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome resistant to drug treatmentaltered vaginal microbiome resistant to drug treatment
ControlesOther: Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome not resistant to drug treatmentAltered vaginal microbiome not resistant to drug treatment
semen donorsThe semen donors included in the present work will be men between 18 and 35 years old who are included in the donation program of Instituto Bernabeu after having passed a series of physical, psychological, analytical, genetic and serological evaluations and are considered suitable for donation as established by Royal Decree-Law 9/2014. Likewise, donors are subjected to a series of seminal quality evaluations and seminal freeze-thaw tests in order to guarantee their fertile potential. In this way, the donors who are part of the Instituto Bernabeu donation program also comply with current legal regulations with a strict evaluation to be considered the gold standard of potentially fertile semen. In addition, it will be necessary for them to provide a signed informed consent accepting their participation in the study.
  • Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome resistant to drug treatment (Other): The analysis of the seminal microbiome will be carried out by massive genetic sequencing
  • Analysis of the seminal microbiome of the partners of women with altered vaginal microbiome not resistant to drug treatment (Other): The analysis of the seminal microbiome will be carried out by massive genetic sequencing

+Outcome measures

Primary outcomes

  • Participants with alteration of the vaginal microbiome resistant to drug treatment [16 months]

Secondary outcomes

  • Characteristics of the seminal microbiome of the participants whose partners with altered vaginal pattern responded well to drug treatment. [16 months]
  • Characteristics of the seminal microbiome pattern in patients whose partners have been diagnosed with an altered vaginal microbiome resistant to drug treatment. [16 months]
  • Semen donor participants eligible for donation as established by Royal Decree-Law 9/2014 to establish a seminal microbiome pattern considered optimal to compare it with participants with an altered seminal microbioma pattern. [16 months]

+Eligibility

Sex: Male, ages: 18 Years to 50 Years, accepts healthy volunteers

Inclusion Criteria:

* Woman who has an altered vaginal microbiome when the presence of bacteria of the Lactobacillus genus is less than 90% and / or the presence of bacteria that cause bacterial vaginosis (Pj: Gardnerella) or that make embryo implantation difficult in a percentage is determined greater than 5%
* Males will be between 18 and 50 years old
* Signed informed consent accepting their participation in the study.
* Male donors will be between 18 and 35 years old

Exclusion Criteria:

* Men who present with fever
* Men who are under treatment with antibiotics
* Men who have an active sexually transmitted disease
* Men who have a chronic prostatitis or a urinary infection (such as epididymitis or orchitis).

+Locations (1)

FacilityCityCountryStatus
University Miguel HernándezSant Joan d'Alacant, AlicanteSpainRecruiting