Results 41 to 50 of about 2,561 (172)

Evaluation of PMSG (Oodev®) application on hepatosomatic and gonadosomatic index of snakehead fish

open access: yesJurnal Akuakultur Indonesia, 2015
ABSTRACT Snakehead fish (Channa striata) is a freshwater fish commodities that have high economic value, while their needs depend on natural catching. In general, hormonal induction commonly used for the efficiency of female parent utilization and enhancement quality and quantity of fish fry.
Rizal Akbar Hutagalung   +2 more
openaire   +3 more sources

Organic and Inorganic Pollutants, Oxidative Stress Biomarkers, and Electrophoretic Protein Profiles in an Endangered Thresher Shark (Alopias vulpinus) From Southeastern Brazil: A Case Study

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT A comprehensive screening of different environmental contaminants (total metals, thermostable metal fractions associated with detoxification, and persistent organic pollutants) was conducted in an endangered common thresher shark (Alopias vulpinus ) individual incidentally captured in southeastern Brazil.
Sidney Fernandes Sales Junior   +10 more
wiley   +1 more source

Effects of methyl farnesoate injection on fatty acids and amino acids in the hepatopancreas of male narrow-clawed crayfish, Pontastacus leptodactylus

open access: yesNauplius
To investigate the effects of methyl farnesoate hormone (MF) on the hepatosomatic index, protein, amino acid (AA) and fatty acid (FA) composition of hepatopancreas in male P.
Mehmet Bal, Ayşe Gül Harlıoğlu
doaj   +1 more source

Assessment of Oxidative Stress, Vitellogenin, and Human Health Risks Derived From Nile Tilapia Exposed to Metals and Metalloids in Southeastern Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Urban coastal lagoons are highly vulnerable ecosystems increasingly affected by metal contamination, as well as multiple anthropogenic stressors. This study evaluated ecotoxicological and human health risks associated with chronic metal exposure in Nile tilapia (Oreochromis niloticus) from an anthropogenically impacted lagoon in southeastern ...
Julia Araújo Alves   +8 more
wiley   +1 more source

The use of biomarkers for assessing effects of pollutant stress on fish species from a tropical river in Southeastern Brazil

open access: yesActa Scientiarum: Biological Sciences, 2017
Biomarkers are measurements within an organism that respond to environmental effects and are used as tools in bioassessment programs since they reflect physiological changes induced by exposure to pollutants.
Claudio Nona Morado   +2 more
doaj   +1 more source

The physiological response of juvenile diploid and triploid Arctic charr Salvelinus alpinus to exhaustive exercise

open access: yesJournal of Fish Biology, EarlyView.
Abstract Triploidy is an effective tool for producing sterile fishes but often results in impaired performance in commercial aquaculture. In light of this, our study compared the physiological response to exhaustive exercise in juvenile diploid and triploid Arctic charr Salvelinus alpinus, a polar species with great potential for aquaculture.
John D. Clark, Tillmann J. Benfey
wiley   +1 more source

Transcriptomics, metabolomics and histology indicate that high-carbohydrate diet negatively affects the liver health of blunt snout bream (Megalobrama amblycephala)

open access: yesBMC Genomics, 2017
Background Global trend of the introduction of high levels of relatively cheap carbohydrates to reduce the amount of costly protein in the aquatic animal feed production has affected the aquaculture of an economically important cyprinid fish, blunt snout
Wassana Prisingkorn   +5 more
doaj   +1 more source

Haematological and histopathological monitoring of monosodium glutamate–supplemented feeding in rainbow trout (Oncorhynchus mykiss): A possible modelling for a single health approach

open access: yesJournal of Fish Biology, EarlyView.
Abstract The aim of this study was to investigate the potential effects of monosodium glutamate (MSG), a known flavour enhancer added to many ready‐to‐eat foods, as a feed additive in rainbow trout (Oncorhynchus mykiss). Evaluating the effects of MSG on aquatic organisms will fill the knowledge gap in this field by monitoring the haematological indices
Gonca Alak   +16 more
wiley   +1 more source

Histopatologi Hepar Tikus Dengan Induksi Pakan Tinggi Lemak Setelah Pemberian Biji Mahoni

open access: yesJurnal Ilmu Pertanian Indonesia
High accumulation of lipids in hepatocytes can trigger an increase in the production of radical compounds, leading to fatty liver disease. This condition induces histological changes in the liver, especially in hepatocytes, and affects the surrounding ...
Agave Chintya Gabriella Sijabat   +2 more
doaj   +1 more source

Changes in hepatosomatic index and histoarchitecture of liver in common carp exposed to organophosphate insecticide sumithion

open access: yesAsian Journal of Medical and Biological Research, 2016
Sumithion is widely used in larval rearing aquaculture ponds to control aquatic insects. This experiment was carried out to evaluate the effect of sumithion on hepatosomatic index and liver morphology in common carp, Cyprinus carpio. Acute toxicity of sumithion (96 h LC50 value) was first determined and it was 8.05 ppm for common carp.
Sabrina Hossain   +3 more
openaire   +2 more sources

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