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The Shark Basal Hypothalamus: Molecular Prosomeric Subdivisions and Evolutionary Trends

Overview of attention for article published in Frontiers in Neuroanatomy, March 2018
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Title
The Shark Basal Hypothalamus: Molecular Prosomeric Subdivisions and Evolutionary Trends
Published in
Frontiers in Neuroanatomy, March 2018
DOI 10.3389/fnana.2018.00017
Pubmed ID
Authors

Gabriel N. Santos-Durán, Susana Ferreiro-Galve, Arnaud Menuet, Sylvie Mazan, Isabel Rodríguez-Moldes, Eva Candal

Abstract

The hypothalamus is a key integrative center of the vertebrate brain. To better understand its ancestral morphological organization and evolution, we previously analyzed the segmental organization of alar subdivisions in the catsharkScyliorhinus canicula, a cartilaginous fish and thus a basal representative of gnathostomes (jawed vertebrates). With the same aim, we deepen here in the segmental organization of the catshark basal hypothalamus by revisiting previous data onScOtp, ScDlx2/5, ScNkx2.1, ScShhexpression and Shh immunoreactivity jointly with new data onScLhx5, ScEmx2, ScLmx1b, ScPitx2, ScPitx3a, ScFoxa1, ScFoxa2 and ScNeurog2expression and proliferating cell nuclear antigen (PCNA) immunoreactivity. Our study reveals a complex genoarchitecture for chondrichthyan basal hypothalamus on which a total of 21 microdomains were identified. Six belong to the basal acroterminal region, the rostral-most point of the basal neural tube; seven are described in the tuberal region (Tu/RTu); four in the perimamillar region (PM/PRM) and four in the mamillar one (MM/RM). Interestingly, the same set of genes does not necessarily describe the same microdomains in mice, which in part contributes to explain how forebrain diversity is achieved. This study stresses the importance of analyzing data from basal vertebrates to better understand forebrain diversity and hypothalamic evolution.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 12 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 12 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 4 33%
Student > Master 2 17%
Researcher 2 17%
Student > Bachelor 1 8%
Unknown 3 25%
Readers by discipline Count As %
Agricultural and Biological Sciences 5 42%
Biochemistry, Genetics and Molecular Biology 3 25%
Social Sciences 1 8%
Unknown 3 25%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 30 March 2018.
All research outputs
#15,495,840
of 23,028,364 outputs
Outputs from Frontiers in Neuroanatomy
#793
of 1,167 outputs
Outputs of similar age
#213,366
of 333,763 outputs
Outputs of similar age from Frontiers in Neuroanatomy
#16
of 26 outputs
Altmetric has tracked 23,028,364 research outputs across all sources so far. This one is in the 22nd percentile – i.e., 22% of other outputs scored the same or lower than it.
So far Altmetric has tracked 1,167 research outputs from this source. They typically receive more attention than average, with a mean Attention Score of 8.9. This one is in the 25th percentile – i.e., 25% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 333,763 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 27th percentile – i.e., 27% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 26 others from the same source and published within six weeks on either side of this one. This one is in the 38th percentile – i.e., 38% of its contemporaries scored the same or lower than it.