Results 81 to 90 of about 3,003 (168)

Hoxa9 compensates for the absence of Hoxc9 in suppressing limb-type motor neurons in sharks. [PDF]

open access: yesZoological Lett
Yoshioka Y   +7 more
europepmc   +1 more source

The oldest three-dimensionally preserved vertebrate neurocranium. [PDF]

open access: yesNature, 2023
Dearden RP   +7 more
europepmc   +1 more source

Genetic and morphological diversity of the genus Lampetra (Petromyzontidae) in Europe

open access: yes, 2013
This study aims at contributing to the knowledge on genetic and morphological diversity of European Lampetra. Mitochondrial DNA was used to infer the phylogeography of this genus, and further define conservation units in the Iberian Peninsula. Morphological data was then combined to describe three new species endemic to Portugal.
openaire   +1 more source

Structural and Catalytic Roles of the Disulfide Bonds Cys19-Cys154 and Cys134-Cys199 in Trypsin-like Proteases: Evolutionary Insights for Disulfide Bond Acquisition. [PDF]

open access: yesMolecules
Minakata M   +9 more
europepmc   +1 more source

Esqueleto y dentición de la lamprea de Chapala, Lampetra spadicea (Petromyzontidae).

open access: yes, 2005
"El esqueleto de los adultos de la lamprea de Chapala, Lampetra spadicea muestra el mismo patrón morfológicode los Petromyzontiformes, ya manifiesto en las lampreas del Pensilvánico. Como caracteres primitivos de L.spadicea sobresalen la persistencia en el adulto de la notocorda, la presencia de esbozos de arcos neurales delas vértebras y el ...
openaire   +1 more source

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