Results 61 to 70 of about 98,015 (286)

Fish and amphibians as test organisms for evaluation of effects caused by chemicals [PDF]

open access: yes, 2007
A large number of chemicals can contaminate aquatic environments and therefore be exposed to fish and amphibians during their sensitive stages of development.
Carlsson, Gunnar
core  

Neuroanatomical diversity in Teleocichla with new volumetric and histological insights into the encephalon of Teleocichla monogramma Kullander 1988

open access: yesThe Anatomical Record, EarlyView.
Abstract Teleocichla comprises small cichlids that inhabit the rapid streams of Amazonian rivers; however, there has been limited research on their encephalon morphology. This study examined the neuroanatomy of four species, focusing on volumetric measurements of their encephalon subregions, and providing a histological description of the encephalon of
Renan Leão‐Reis   +4 more
wiley   +1 more source

Effects of Subchronic Exposure of Diclofenac on Growth, Histopathological Changes, and Oxidative Stress in Zebrafish (Danio rerio)

open access: yesThe Scientific World Journal, 2014
The aim of this study was to investigate effects of subchronic exposure to sublethal levels of diclofenac on growth, oxidative stress, and histopathological changes in Danio rerio. The juvenile growth tests were performed on Danio rerio according to OECD
Eva Praskova   +10 more
doaj   +1 more source

Exploring the Roles of Tuna‐Associated Acinetobacter sp. YFT067: Implications for Host Health and Metabolism

open access: yesAnimal Research and One Health, EarlyView.
This study firstly isolated a tuna‐derived gut probiotic Acinetobacter seifertii YFT067. Dietary administration of YFT067 played significant roles in promoting growth performance, SCFAs production, lipid absorption, and metabolism of the host, indicating YFT067 as a promising probiotic candidate for enhancing tuna aquaculture productivity through ...
Ying Zou   +4 more
wiley   +1 more source

Changes in zebrafish (Danio rerio) lens crystallin content during development. [PDF]

open access: yes, 2013
PurposeThe roles that crystallin proteins play during lens development are not well understood. Similarities in the adult crystallin composition of mammalian and zebrafish lenses have made the latter a valuable model for examining lens function.
Corbin, Rebecca W   +4 more
core   +1 more source

Zebrafish as animal model for aquaculture nutrition research. [PDF]

open access: yes, 2014
The aquaculture industry continues to promote the diversification of ingredients used in aquafeed in order to achieve a more sustainable aquaculture production system. The evaluation of large numbers of diets in aquaculture species is costly and requires
Feijoo, Carmen G   +2 more
core   +2 more sources

Synthesis, Photophysical Properties, and Practical Hg(II)‐Sensing Applications of a Rigidified Phenolo‐Merocyanine Dye

open access: yesChemistry – An Asian Journal, EarlyView.
Rigidity for performance!!! A novel conformationally restrained phenolic merocyanine was synthesized in order to obtain a fluorogenic dye with outstanding spectral properties at physiological pH (fluorescence brightness > 71,000 M−1 cm−1). The utility of its optically tunable hydroxyl group was illustrated with a thiophosphinate‐based chemodosimeter ...
Kévin Renault   +6 more
wiley   +1 more source

Effect of Enriched Feed by Different n-6 Fatty Acids Levels at 0% of n-3 on Danio rerio Reproductive Performance

open access: yesJurnal Akuakultur Indonesia, 2007
Lipid and fatty acids are two factors determining reproductive performance of fish and survival rate of hatched larvae. Lipid has important role as energy source and to maintain the stability of membrane permeability.
N.B.P Utomo, A. Rosmawati, I. Mokoginta
doaj   +1 more source

Calcisponges have a ParaHox gene and dynamic expression of dispersed NK homeobox genes [PDF]

open access: yes, 2014
This study was funded by the Sars Centre core budget to M. Adamska. Sequencing was performed at the Norwegian High Throughput Sequencing Centre funded by the Norwegian Research Council. O.M.R. and D.E.K.F.
A Saudemont   +27 more
core   +2 more sources

Comparative Analysis of Cannabidiol and Risperidone on Behavioral and Neurochemical Outcomes, and Neurodevelopment Markers in a Zebrafish Model of Embryonic Exposure to Sodium Valproate

open access: yesAutism Research, EarlyView.
ABSTRACT Autism spectrum disorder (ASD) is a neurodevelopmental condition characterized by social communication deficits, repetitive behaviors, and sensory abnormalities. Sodium valproate (VPA) exposure during embryonic development is a well‐established preclinical model for ASD, leading to increased oxidative stress in the developing brain, including ...
Karla C. M. Costa   +13 more
wiley   +1 more source

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