نتایج جستجو برای: caviar

تعداد نتایج: 291  

Journal: :General and comparative endocrinology 2006
Karen Jackson Avshalom Hurvitz Svetlana Yom Din Doron Goldberg Oren Pearlson Gad Degani Berta Levavi-Sivan

Sturgeons are known throughout the world as the source of black caviar. Their declining populations in their native habitats, mainly the Caspian Sea, due to over-fishing for meat and caviar production, destruction of their spawning grounds and water pollution, have led to their introduction into aquaculture in areas with suitable conditions, including Israel. Recently, we noticed an unusual phe...

2017
Susann Björk Elina A. Ojala Tommy Nordström Antti Ahola Mikko Liljeström Jari Hyttinen Esko Kankuri Eero Mervaala

Current cardiac drug safety assessments focus on hERG channel block and QT prolongation for evaluating arrhythmic risks, whereas the optogenetic approach focuses on the action potential (AP) waveform generated by a monolayer of human cardiomyocytes beating synchronously, thus assessing the contribution of several ion channels on the overall drug effect. This novel tool provides arrhythmogenic s...

Journal: :IOP conference series 2023

Abstract Sturgeon aquaculture is an important continuously developing sector within freshwater and its sustainability one of the most pressing matters nowadays. Thus, urge to apprehend mechanics sturgeon growth in captivity as well nature immediate importance, considering increase customers’ requests for captive-grown meat, caviar, adjacent by-products. The present study evaluates several canon...

ژورنال: علمی شیلات ایران 2012
توکلی, محمود, جوشیده, هاشم, خوشقلب, بهروز, فدایی, بهروز, مرادی, یزدان, پرافکنده حقیقی, فرخ,

This study was carried out in Turkmen fishing station to examine suitable mesh size of gill nets for Persian sturgeon, Acipenser persicus, to decrease possibility of catching immature specimens and increase catch likelihood for larger fish. The Holt model was used to determine suitable length for catch and selection of mature Persian sturgeon females. Following preliminary studies some 920 expe...

Journal: :The North American Journal of Economics and Finance 2022

We examine the tail risk spillovers between Canada and U.S. stock markets using over a century data, also account for roles of risks other advanced economies (France, Germany, Japan, Italy, Switzerland, UK) oil-market risk. use “best” measure obtained from different variants Conditional Autoregressive Value at Risk (CAViaR) model developed by Engle Manganelli (2004) in predictive compare its pe...

Journal: :BIO web of conferences 2021

The aim of the work was to form ideas about rational nutrition as an element ecological education students by studying and discussing their eating behavior in relation foods rich vitamin D using quantitative descriptor-profile analysis. Quantitative analysis showed that “poorest” profiles have with highest D. Thus, a high content do not fall into circle students’ dietary preferences. results su...

Journal: :Diversity 2023

Sturgeons are ancient and endangered species whose populations have been greatly reduced over the past few centuries due to habitat destruction overfishing for production of expensive caviar. All sturgeon listed in CITES Appendix II limit their trade; therefore, accurate identification is crucial. In this study, we performed whole-genome resequencing five species, including Kaluga (H. dauricus)...

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