Functional trade-offs and environmental variation shaped ancient trajectories in the evolution of dim-light vision. [PDF]
Castiglione GM, Chang BS.
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Multiple structurally distinct ERα mRNA variants in zebrafish are differentially expressed by tissue type, stage of development and estrogen exposure. [PDF]
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Fisiología reproductiva de los Lepisosteidos: estudio de la Vitelogenesis secundaria [PDF]
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Aquatic food webs in mangrove and seagrass habitats of Centla Wetland, a Biosphere Reserve in Southeastern Mexico [PDF]
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Bases fisiológicas del desarrollo de larvas de catán (Atractosteus spatula) y perspectivas para su cultivo [PDF]
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Partial characterization of digestive proteases in tropical gar Atractosteus tropicus juveniles
Fish Physiology and Biochemistry, 2013Tropical gar (Atractosteus tropicus) is an economically and socially important freshwater species from Southeastern Mexico, with a high aquaculture potential. With this in mind, the purpose of this study was to characterize the digestive proteases of tropical gar juveniles through biochemical and electrophoretic analyses.
R, Guerrero-Zárate +6 more
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Digestive enzymatic activity on Tropical gar (Atractosteus tropicus) larvae fed different diets
Fish Physiology and Biochemistry, 2011Digestive enzymatic activity and growth performance on tropical gar (Atractosteus tropicus) larvae fed Artemia nauplii (LF), frozen adult Artemia (AB), an artificial diet (AF) with 46% protein and 16% lipids and a starvation group (SG) from first feeding (5 days after hatching-5 DAH) to 34 DAH were studied.
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Trypsin gene expression in adults and larvae of tropical gar Atractosteus tropicus
Fish Physiology and Biochemistry, 2019Trypsin gene (try) expression levels were quantified in different organs of wild and captive tropical gar (Atractosteus tropicus) adults, and changes in expression during initial ontogeny of the species were determined. RNA was extracted from the pancreas, and cDNA was synthesized and later amplified by endpoint PCR using oligonucleotides designed from
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Changes in digestive enzyme activity and histology were studied in Atractosteus tropicus embryos, larvae and juvenile periods. Alkaline protease, chymotrypsin, carboxypeptidase A, lipase and α-amylase were detected in all periods and gradually increased until reaching the maximum peak in juveniles; meanwhile, acid protease was first detected at 5 days ...
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