Results 71 to 80 of about 4,700 (213)

(Duméril and Bibron 1835) (Testudines: Emydidae)

open access: yes, 2014
Hahn, A.T., Rosa, C.A., Bager, A., Krause, L. (2013): Dietary variation and overlap in D'Orbigny's slider turtles Trachemys dorbigni (Duméril and Bibron 1835) (Testudines: Emydidae).
L. Krause   +7 more
core   +1 more source

The genome sequence of the Loggerhead sea turtle, Caretta caretta Linnaeus 1758 [version 2; peer review: 2 approved]

open access: yesF1000Research, 2023
We present a genome assembly of Caretta caretta (the Loggerhead sea turtle; Chordata, Testudines, Cheloniidae), generated from genomic data from two unrelated females. The genome sequence is 2.13 gigabases in size.
Andrew Mungall   +20 more
doaj   +1 more source

Testudines

open access: yes, 1972
ORDER TESTUDINES The present collection of turtles from the Judith River Formation consists of isolated and fragmentary carapace and plastron plates. These are in most instances inadequate for generic identification and only two genera have been distinguished, namely Trionyx and Basilemys.
openaire   +2 more sources

First occurrences of Trionychidae (Testudines, Cryptodira) from the Miocene of Poland: Detailed cranial anatomy and biogeographic implications

open access: yesJournal of Anatomy, EarlyView.
Fossil finds from three Middle Miocene sites in Poland reveal the northernmost known presence of trionychid turtles in Europe, tentatively identified as Trionyx cf. vindobonensis, suggesting a warmer climate that supported thermophilic species in Central Europe during this period. Abstract Modern trionychids (Testudines, Cryptodira) have a pan‐tropical
Yohan Pochat‐Cottilloux   +5 more
wiley   +1 more source

Evaluating recent taxonomic changes for alligator snapping turtles (Testudines: Chelydridae)

open access: yes, 2015
Folt, Brian, Guyer, Craig (2015): Evaluating recent taxonomic changes for alligator snapping turtles (Testudines: Chelydridae).
Folt, Brian, Guyer, Craig
core   +1 more source

Evolutionary insights in Amazonian turtles (Testudines, Podocnemididae): co-location of 5S rDNA and U2 snRNA and wide distribution of Tc1/Mariner

open access: yesBiology Open, 2020
Eukaryotic genomes exhibit substantial accumulation of repetitive DNA sequences. These sequences can participate in chromosomal reorganization events and undergo molecular cooption to interfere with the function and evolution of genomes.
Manoella Gemaque Cavalcante   +3 more
doaj   +1 more source

Répteis: Testudines: Acanthochelys spixii

open access: yes, 2011
Mostra o cágado Acanthochelys spixii (Testudines: Chelidae)Componente Curricular::Ensino Médio::BiologiaComponente Curricular::Educação Superior::Ciências Biológicas::Biologia ...
Sebben, Antonio
core   +1 more source

Beyond mammals: the evolution of chewing and other forms of oropharyngeal food processing in vertebrates

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1406-1462, June 2026.
ABSTRACT Oropharyngeal food processing exhibits a remarkable diversity among vertebrates, reflecting the evolution of specialised ‘processing centres’ associated with the mandibular, hyoid, and branchial arches. Although studies have detailed various food‐processing strategies and mechanisms across vertebrates, a coherent and comprehensive terminology ...
Daniel Schwarz   +6 more
wiley   +1 more source

Transplantation of nest of amazonian turtle Podocnemis expansa (Schweigger, 1812)

open access: yesBioscience Journal, 2020
The main objective of this study is to analyze the effectiveness of the Podocnemis expansa nest transplantation technique used to aid in the conservation of the species, aiming to increase the number of individuals in nature.
Thays Nogueira Lobo Ribeiro   +1 more
doaj   +3 more sources

Protein Tyrosine Phosphatase 1B‐Mediated Granulosa Cell Insulin Resistance Links Metabolic Stress to Aging‐Relevant Ovarian Dysfunction and Is Reversed by Gengnianchun

open access: yesAging Cell, Volume 25, Issue 6, June 2026.
Metabolic stress induces insulin resistance and upregulates PTP1B in granulosa cells, leading to aging‐relevant ovarian dysfunction. Gengnianchun (GNC) suppresses PTP1B, restores IRS1–AKT2–GLUT4 signaling, and preserves follicles, highlighting PTP1B as a therapeutic target for ovarian dysfunction in metabolically vulnerable states.
Yanqiu Rao   +6 more
wiley   +1 more source

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