Evidence map›Paper›PMID 33804821›Full record

ArticleGenes2021

Next-Generation Sequencing-Based Pre-Implantation Genetic Testing for Aneuploidy (PGT-A): First Report from Saudi Arabia.

Yusra Alyafee, Qamre Alam, Abeer Al Tuwaijri, Muhammad Umair, Shahad Haddad, Meshael Alharbi, Hayat Alrabiah, Maha Al-Ghuraibi, Sahar Al-Showaier, Majid Alfadhel

Open access · goldAbstract read
In one paragraph

Article in Genes, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
12.3field-weighted citation impact, top 1% of its field
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

24 citing papers in PubMed, 39 citations in OpenAlex.

  1. Article
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  3. In vitro fertilization as an option for couples with genetic disorders.Clinical and experimental reproductive medicine · 2025
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  5. Aneuploidy detection in pooled polar bodies using rapid nanopore sequencing.Journal of assisted reproduction and genetics · 2024
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  16. Identification of five novel variants ofFrontiers in pediatrics · 2023
    Article
  17. Genetic variations in theFrontiers in genetics · 2023
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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

10 authors at 2 institutions in 1 country.

Yusra AlyafeeKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Qamre AlamKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Abeer Al TuwaijriKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Muhammad UmairKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Shahad HaddadKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Meshael AlharbiKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Hayat AlrabiahReproductive Endocrinology and Infertility Unit, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Maha Al-GhuraibiReproductive Endocrinology and Infertility Unit, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Sahar Al-ShowaierReproductive Endocrinology and Infertility Unit, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.
Majid AlfadhelKing Abdullah International Medical Research Center (KAIMRC), Medical Genomics Research Department, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Ministry of National Guard Health Affairs (MNG-HA), Riyadh 11426, Saudi Arabia.ORCID 0000-0002-9427-7240
King Saud bin Abdulaziz University for Health Sciences · SAKing Abdulaziz Medical City · SA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recently, high-throughput next-generation sequencing (NGS)-based preimplantation genetic testing for aneuploidies techniques came into use. This technique is essential for successful embryo transfer and accomplishing pregnancy, thus reducing the time and cost of additional cycles. In this study, we describe our first experience in introducing an NGS-based preimplantation genetic testing for aneuploidy (PGT-A) service using next-generation sequencing in King Abdulaziz Medical City located in Riyadh, Saudi Arabia. Our main goal was to report the successful implementation of this new technology in clinical practice and highlight the factors that may affect the results. In total, 200 blastomere biopsies were obtained from 36 in vitro fertilization (IVF) cycles from Saudi couples suffering from prolonged infertility or recurrent embryo transfer failure. NGS-based PGT-A was performed in all embryos. The results were analyzed in five age groups, showing that aneuploidy rates increased with maternal age. Moreover, the results also showed that complex abnormal embryos with (2-5) aneuploidy are the most common type of embryos. Additionally, our data showed that chromosome 16-related abnormality was the most frequent abnormality detected among all reported abnormalities. In conclusion, our study suggests that NGS-based PGT-A is an applicable and reliable technique for routine-based embryo screening, especially for couples suffering from recurrent miscarriages or multiple embryo transfer failures.

Indexed as

AneuploidyChromosome AberrationsGenetic TestingPreimplantation DiagnosisSequence Analysis, DNAAdultAgedChromosomes, Human, Pair 16Embryo ImplantationEmbryo TransferFemaleFertilization in VitroHigh-Throughput Nucleotide SequencingHumansMaleMaternal Ageaneuploidyembryoseuploidypreimplantation genetic testing for aneuploidy (PGTA)

Identifiers

PMID33804821
PMCPMC8063787
OpenAlexW3137268669

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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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.