Results 91 to 100 of about 1,321 (169)

DLX gene expression in the developing chick pharyngeal arches and relationship to endothelin signaling and avian jaw patterning

open access: yesDevelopmental Dynamics, Volume 253, Issue 2, Page 255-271, February 2024.
Abstract Background A hinged jaw that articulates with the skull base is a striking feature of the vertebrate head and has been greatly modified between, and within, vertebrate classes. Genes belonging to the DLX homeobox family are conserved mediators of local signaling pathways that distinguish the dorsal and ventral aspects of the first pharyngeal ...
Afshan Sohail, Andrew J. Bendall
wiley   +1 more source

Morphology of the cornea and iris in the Australian lungfish Neoceratodus forsteri (Krefft 1870) (Dipnoi): Functional and evolutionary perspectives of transitioning from an aquatic to a terrestrial environment

open access: yesJournal of Morphology, Volume 285, Issue 1, January 2024.
The Australian lungfish, Neoceratodus forsteri, is the earliest branching species of extant lungfishes having changed little over the last 100 million years and is thought to be a key species for the fish–tetrapod transition. This ultrastructural study of the cornea reveals it is not split into dermal and scleral components and is similar to that of ...
Hermann Barry Collin   +2 more
wiley   +1 more source

Editorial: Brain Evolution: Clues From Aquatic Organisms

open access: yesFrontiers in Neuroanatomy, 2021
Paolo de Girolamo   +2 more
doaj   +1 more source

Lamprey buccal gland secretory protein-2 (BGSP-2) inhibits human T lymphocyte proliferation

open access: yesCurrent Zoology, 2010
Lamprey is a representative of the agnathans, the most ancient class of vertebrates. Parasitic lampreys secrete anticoagulant from their buccal glands and prevent blood coagulation of host fishes. We identified a buccal gland secretory protein-2 (BGSP-2)
Jing SUN, Shuiyan YU, Zhuang XUE, Cenjie LIU, Yu WU, Xin LIU, Qingwei LI
doaj  

How to Contribute to the Progress of Neuroendocrinology: Discovery of GnIH and Progress of GnIH Research

open access: yesFrontiers in Endocrinology, 2018
It is essential to discover novel neuropeptides that regulate the functions of pituitary, brain and peripheral secretory glands for the progress of neuroendocrinology.
Kazuyoshi Tsutsui, Takayoshi Ubuka
doaj   +1 more source

Evolution of vertebrates as viewed from the crest [PDF]

open access: yes, 2015
The origin of vertebrates was accompanied by the advent of a novel cell type: the neural crest. Emerging from the central nervous system, these cells migrate to diverse locations and differentiate into numerous derivatives.
Bronner, Marianne E.   +2 more
core   +1 more source

Review: Evolution of GnIH structure and function

open access: yesFrontiers in Neuroscience, 2014
Discovery of gonadotropin-inhibitory hormone (GnIH) in the Japanese quail in 2000 was the first to demonstrate the existence of a hypothalamic neuropeptide inhibiting gonadotropin release.
Tomohiro eOsugi   +2 more
doaj   +1 more source

An Evolutionary Interpretation of Teleostean Forebrain Anatomy [PDF]

open access: yes, 2009
During the past few years, our investigations of the forebrain in the zebrafish (a teleost fish) have shown that its molecular anatomy and expression patterns of genes involved in the regulation of neuronal transmitter phenotypes, such as gamma ...
Mueller, Thomas, Wullimann, Mario F.
core   +1 more source

The genomic environment around the Aromatase gene: evolutionary insights

open access: yesBMC Evolutionary Biology, 2005
Background The cytochrome P450 aromatase (CYP19), catalyses the aromatisation of androgens to estrogens, a key mechanism in vertebrate reproductive physiology. A current evolutionary hypothesis suggests that CYP19 gene arose at the origin of vertebrates,
Reis-Henriques Maria A   +2 more
doaj   +1 more source

The vertebrate RCAN gene family: novel insights into evolution, structure and regulation [PDF]

open access: yes, 2016
Recently there has been much interest in the Regulators of Calcineurin (RCAN) proteins which are important endogenous modulators of the calcineurin-NFATc signalling pathway.
Aranguren Ibáñez, Álvaro   +4 more
core   +1 more source

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