Evidence map›Paper›PMID 34944074›Full record

ReviewCells2021

Sperm Selection for ICSI: Do We Have a Winner?

Domenico Baldini, Daniele Ferri, Giorgio Maria Baldini, Dario Lot, Assunta Catino, Damiano Vizziello, Giovanni Vizziello

Abstract readReview
In one paragraph

Review in Cells, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed, 5 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

55 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Pooled it
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  5. Pooled it
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  10. Review
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  17. Sperm selection for assisted reproductive technology: do we have a winner?Journal of assisted reproduction and genetics · 2025
    Review
  18. Observational
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Domenico BaldiniMOMO Fertilife-IVF Center, 76011 Bisceglie, Italy.ORCID 0000-0003-1433-504X
Daniele FerriMOMO Fertilife-IVF Center, 76011 Bisceglie, Italy.ORCID 0000-0003-2921-5999
Giorgio Maria BaldiniMOMO Fertilife-IVF Center, 76011 Bisceglie, Italy.
Dario LotMOMO Fertilife-IVF Center, 76011 Bisceglie, Italy.
Assunta CatinoDepartment of Biology, University of Bari, 70125 Bari, Italy.
Damiano VizzielloDepartment of Urology, Policlinico San Donato Milano, 20100 Milan, Italy.
Giovanni VizzielloMOMO Fertilife-IVF Center, 76011 Bisceglie, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In assisted reproductive technology (ART), the aim of sperm cells' preparation is to select competent spermatozoa with the highest fertilization potential and in this context, the intracytoplasmic sperm injection (ICSI) represents the most applied technique for fertilization. This makes the process of identifying the perfect spermatozoa extremely important. A number of methods have now been developed to mimic some of the natural selection processes that exist in the female reproductive tract. Although many studies have been conducted to identify the election technique, many doubts and disagreements still remain. In this review, we will discuss all the sperm cell selection techniques currently available for ICSI, starting from the most basic methodologies and continuing with those techniques suitable for sperm cells with reduced motility. Furthermore, different techniques that exploit some sperm membrane characteristics and the most advanced strategy for sperm selection based on microfluidics, will be examined. Finally, a new sperm selection method based on a micro swim-up directly on the ICSI dish will be analyzed. Eventually, advantages and disadvantages of each technique will be debated, trying to draw reasonable conclusions on their efficacy in order to establish the gold standard method.

Indexed as

Sperm Injections, IntracytoplasmicAnnexin A5HumansLasersMaleMicrofluidicsSpermatozoaSperm MotilityAnnexin A5assisted reproductive technology (ART)density gradient (DGC)horizontal sperm migrationintracytoplasmic sperm injection (ICSI)in vitro fertilization (IVF)microfluidicsperm selectionswim-up (SU)

Identifiers

PMID34944074
PMCPMC8700516

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.