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Coelom Metamerism in Echinodermata
AbstractWithin all major taxa of Bilateria, there are forms with coelomic metamerism. This suggests that coelomic metamerism was characteristic of...
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Characterization, expression dynamics, and potential function of OPA1 for regulation of mitochondrial morphology during spermiogenesis in Phascolosoma esculenta
Mitochondria undergo morphological changes during spermatogenesis in some animals. The mechanism and role of mitochondrial morphology regulation,...
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Origin of Echinodermata
AbstractThe common ancestor of Ambulacraria was a mobile bilaterally symmetrical organism. Its body was subdivided into a preoral (proboscis) region,...
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Proteomic and Functional Analyses of Outer Membrane Vesicles Secreted by Vibrio splendidus
Vibrio splendidus is an important opportunistic pathogen ubiquitously present in the marine environment, exhibiting virulence to a variety of...
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The Axial Complex of Echinoderms Represents the Kidney and Is Homologous to the Hemichordate Heart-Kidney
AbstractThe question of the presence of kidneys in echinoderms is a subject of discussion. Many guides state the absence of a special excretory organ...
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Metabolomics analysis for skin ulceration syndrome of Apostichopus japonicus based on UPLC/Q-TOF MS
Skin ulceration syndrome (SUS) is the main diseases affected the development of sea cucumber ( Apostichopus japonicus ) culture industries. To better...
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Proteomic analysis provides insights into the function of Polian vesicles in the sea cucumber Apostichopus japonicus post-evisceration
The Polian vesicle is the main accessory structure in the water vascular system of sea cucumbers. It can function to hold water vascular fluid under...
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Expression Characteristics and Putative Functions of KIF3A/KIF3B During Spermiogenesis of Phascolosoma esculenta
The microtubule (MT)-associated proteins KIF3A and KIF3B are ubiquitously expressed in a wide range of taxa. This study investigated the functions of...
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The Origin and Main Trends in the Evolution of Bilaterally Symmetrical Animals
AbstractThis paper has been written from the standpoint of the phylogenetic tetrad method which includes comparative anatomy, evolutionary...
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Testis Development and Ultrastructural Features During Spermatogenesis in Cultured Small Yellow Croaker, Larimichthys polyactis
The small yellow croaker Larimichthys polyactis is an economically important marine fish in Northeast Asia. Currently, its natural resources are...
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Additions to the Morphology of the Cucumariidae. I. Intraspecific Variation of the Retractor Muscle in Parathyone braziliensis (Verrill, 1868) and Thyonidium seguroensis (Deichmann, 1930) (Holothuroidea: Dendrochirotida)
Intraspecific variation of the gross morphology of the retractor muscle was studied in 60 specimens of Parathyone braziliensis and 17 specimens of Thyo...
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Transformation of the Ancestral Body Plan and Axial Growth in Echinoderms: Ontogenetic and Paleontological Data
AbstractPaleontological data on the appearance and development of metazoan axial symmetry are compared with molecular genetic evidence to determine...
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Effects of Low Temperature Stress on the Morphology and hsp70 and hsp90 Gene Expression of Phascolosoma esculenta
Phascolosoma esculenta is an intertidal organism that has recently attracted attention because of its ability to survive at relatively low...
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Isolation, Identification, and Quantitative Determination of Saponin in Apostichopus japonicus by HPLC-DAD
Apostichopus japonicus is an important invertebrate that is widely used as a tonic food in Asian countries. The purpose of this study is to purify...
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Isolation of a New PAK1 Gene from Sea Cucumber (Apostichopus japonicus) and Its Expression Analysis and Function Characterization
The p21-activated kinase 1 (PAK1) is a downstream serine/threonine kinase effector of Rac1/Cdc42 that regulates various biological processes...
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The first record of the genus Lamellibrachia (Siboglinidae) tubeworm along with associated organisms in a chemosynthetic ecosystem from the Indian Ocean: A report from the Cauvery–Mannar Basin
Here, we report for the first time, the genus Lamellibrachia tubeworm and associated chemosynthetic ecosystem from a cold-seep site in the Indian...
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The Main Line of the Evolution of Articulata—From Polychaetes to Insects
AbstractThe key points of the main evolutionary line of Articulata, leading from polychaetes to insects, are considered. The far-reaching similarity...
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Morphology and Astogeny of the Jurassic Species Terebellaria ramosissima Lamouroux, 1821 (Bryozoa, Stenolaemata)
AbstractMorphology and astogeny of a Jurassic bryozoan species Terebellaria ramosissima Lamouroux, 1821 (Stenolaemata) which are abundant in the...
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Hepatic caecum of amphioxus and origin of vertebrate liver
Liver is characteristic of all vertebrates. As a critical hub for many physiological processes including metabolism, innate immunity, protein...
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Unbranched Holdfasts of Stemmed Echinoderms from the Ordovician of the Leningrad Region
Abstract —Based on examination of the collection of stemmed echinoderm holdfasts from the Ordovician of the Leningrad Region (Russia), all holdfasts...
