Evidence map›Paper›PMID 34198806›Full record

ArticleCells2021

Revisiting the Karyotypes of Alligators and Caimans (Crocodylia, Alligatoridae) after a Half-Century Delay: Bridging the Gap in the Chromosomal Evolution of Reptiles.

Vanessa C S Oliveira, Marie Altmanová, Patrik F Viana, Tariq Ezaz, Luiz A C Bertollo, Petr Ráb, Thomas Liehr, Ahmed Al-Rikabi, Eliana Feldberg, Terumi Hatanaka and 3 more

Abstract read
In one paragraph

Article in Cells, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–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

10 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. Article
  8. The Cytogenetic Map of the Nile Crocodile (International journal of molecular sciences · 2022
    Article
  9. Microchromosomes are building blocks of bird, reptile, and mammal chromosomes.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  10. Article
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

13 authors.

Vanessa C S OliveiraLaboratório de Citogenética de Peixes, Departamento de Genética e Evolução, Universidade Federal de São Carlos, São Carlos 13565-905, Brazil.ORCID 0000-0001-8638-0515
Marie AltmanováDepartment of Ecology, Faculty of Science, Charles University, 12844 Prague, Czech Republic.ORCID 0000-0001-7193-8918
Patrik F VianaLaboratório de Genética Animal, Coordenação de Biodiversidade, Instituto Nacional de Pesquisas da Amazônia, Manaus 69083-000, Brazil.ORCID 0000-0002-8172-0725
Tariq EzazInstitute for Applied Ecology, Faculty of Science and Technology, University of Canberra, Bruce, ACT 2617, Australia.ORCID 0000-0003-4763-1347
Luiz A C BertolloLaboratório de Citogenética de Peixes, Departamento de Genética e Evolução, Universidade Federal de São Carlos, São Carlos 13565-905, Brazil.
Petr RábLaboratory of Fish Genetics, Institute of Animal Physiology and Genetics, Czech Academy of Sciences, 27721 Liběchov, Czech Republic.
Thomas LiehrInstitute of Human Genetics, Jena University Hospital, Am Klinikum 1, 07747 Jena, Germany.ORCID 0000-0003-1672-3054
Ahmed Al-RikabiInstitute of Human Genetics, Jena University Hospital, Am Klinikum 1, 07747 Jena, Germany.
Eliana FeldbergLaboratório de Genética Animal, Coordenação de Biodiversidade, Instituto Nacional de Pesquisas da Amazônia, Manaus 69083-000, Brazil.
Terumi HatanakaLaboratório de Citogenética de Peixes, Departamento de Genética e Evolução, Universidade Federal de São Carlos, São Carlos 13565-905, Brazil.
Sebastian ScholzAn der Nachtweide 16, 60433 Frankfurt, Germany.
Alexander MeurerAlfred Nobel Strasse 1e, 55411 Bingen am Rhein, Germany.
Marcelo de Bello CioffiLaboratório de Citogenética de Peixes, Departamento de Genética e Evolução, Universidade Federal de São Carlos, São Carlos 13565-905, Brazil.ORCID 0000-0003-4340-1464

Funding

Conselho Nacional de Desenvolvimento Científico e Tecnológico 302449/2018-3Fundação de Amparo à Pesquisa do Estado de São Paulo 2018/22033-1
6 · The paper itself

Abstract

Although crocodilians have attracted enormous attention in other research fields, from the cytogenetic point of view, this group remains understudied. Here, we analyzed the karyotypes of eight species formally described from the Alligatoridae family using differential staining, fluorescence in situ hybridization with rDNA and repetitive motifs as a probe, whole chromosome painting (WCP), and comparative genome hybridization. All Caimaninae species have a diploid chromosome number (2n) 42 and karyotypes dominated by acrocentric chromosomes, in contrast to both species of Alligatorinae, which have 2n = 32 and karyotypes that are predominantly metacentric, suggesting fusion/fission rearrangements. Our WCP results supported this scenario by revealing the homeology of the largest metacentric pair present in both

Indexed as

Evolution, MolecularKaryotypeAlligators and CrocodilesAnimalsChromosomesComparative Genomic HybridizationIn Situ Hybridization, FluorescenceAlligatoridaechromosomecytogenomicsmolecular cytogenetics

Identifiers

PMID34198806
PMCPMC8228166

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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.