Evidence map›Paper›PMID 38110445›Full record

ArticleScientific reports2023

Anatomy of the endocrine pancreas in actinopterygian fishes and its phylogenetic implications.

Bruno Chanet, Nalani K Schnell, Claude Guintard, Wei-Jen Chen

Abstract read
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. 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

4 authors.

Bruno ChanetDépartement Origines Et Évolution, Institut de Systématique, Evolution, Biodiversité (ISYEB) (UMR 7205 MNHN-CNRS-Sorbonne Université-EPHE), Muséum National d'Histoire Naturelle, CP 30, 57 Rue Cuvier, 75005, Paris, France.
Nalani K SchnellInstitut Systématique Evolution Biodiversité (ISYEB), Muséum National d'Histoire Naturelle, CNRS, Sorbonne Université, EPHE, Station Marine de Concarneau, Place de La Croix, 29900, Concarneau, France. nalani.schnell@mnhn.fr.
Claude GuintardLaboratoire d'Anatomie Comparée, ONIRIS - Ecole Nationale Vétérinaire de l'Agroalimentaire et de l'Alimentation, Nantes Atlantique, Route de Gachet, CS 40 706, 44307, Nantes Cedex 03, France.
Wei-Jen ChenInstitute of Oceanography, National Taiwan University, No.1 Sec. 4, Roosevelt Road, Taipei, 10617, Taiwan. wjchen.actinops@gmail.com.

Funding

Ministry of Science and Technology, Taiwan MOST 110-2611-M-002-013 - and 104-2611-M-002-002-MY3
6 · The paper itself

Abstract

The anatomy and organisation of the endocrine pancreas in ray-finned fishes vary widely. The two main morphoanatomical character states are diffuse versus compact pancreatic tissue. The latter are called Brockmann Bodies (BBs), or principal islets. The present study is the first comprehensive survey on the anatomy of the endocrine pancreas (diffuse versus compact) across 322 actinopterygian species in 39 orders and 135 families based on literature, specimen dissections, and Magnetic Resonance Imaging (MRI). The data obtained show that large endocrine pancreatic islets (BB) have appeared several times in teleost evolution: in some ostariophysian clades and within the Salmoniformes and Neoteleostei. Acanthomorpha (spiny-rayed fishes) is the largest clade of the Neoteleostei. Within this clade, an absence of BBs is only observed in flying fishes (Exocoetidae), parrotfishes (Scarinae), and some of the scarine relatives, the Labridae. The presence of BBs in examined jellynose fish species from the Ateleopodiformes indicates support for its sister-group relationship to the Ctenosquamata (Myctophiformes + Acanthomorpha). More investigations are still needed to corroborate the presence or absence of BBs as a putative synapomorphy for a clade comprising Ateleopodiformes and Ctenosquamata.

Indexed as

Islets of LangerhansPerciformesAnimalsFishesHumansPhylogenySpine

Identifiers

PMID38110445
PMCPMC10728084

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