Results 1 to 10 of about 24,038 (255)

Hybridization of Acipenser nudiventris X Acipenser stellatus and Comparing the hybrid species growth to the growth of Acipenser stellatus

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 1998
In the present experiment, which was carried out for the first time in Iran, the crossbreeding of Acipenser nudiventris with Acipenser stellatus was subjected to a study.
M. Rostamian
doaj   +3 more sources

An Analysis of the Movement Trajectories of the Endangered Acipenser gueldenstaedtii in Ammonia-Supplemented Environments Using Image Processing Methods [PDF]

open access: yesAnimals
In this study, the effect of ammonia on the Acipenser gueldenstaedtii was investigated using non-invasive methods. Different concentrations (100, 200, and 400 mg·lt−1) of ammonium chloride (NH4Cl) were added to the experimental groups to simulate ammonia
Beytullah Ahmet Balci   +4 more
doaj   +2 more sources

Investigation of ice particle formation points during fish sperm cryopreservation [PDF]

open access: yesE3S Web of Conferences, 2023
This study was conducted in order to investigate of the points of formation of ice particles during cooling of fish sperm. The object of the study was spermatozoa of the Russian sturgeon (Acipenser gueldenstaedtii Brandt, 1833), hybrid Acipenser ruthenus
Ponomareva Elena   +5 more
doaj   +1 more source

Some meristic characteristics of hybrids between Acipenser naccarii and Acipenser baerii. [PDF]

open access: yesJournal of Applied Ichthyology, 1999
The aim of this study was to describe meristic characters of hybrid Acipenser naccarii x A. baeri, to be used as the basis for characterizing hybrid specimens in a complementary manner to as described for A. naccarii by Hernando et al. (1999).
Arlati, G.   +3 more
openaire   +3 more sources

A Multistep DNA-Based Methodology for Accurate Authentication of Sturgeon Species

open access: yesFoods, 2022
The sturgeons (order Acipenseriformes) are caviar producers and some of the most valuable fish species worldwide. Due to different reasons, wild populations are now at the brink of extinction.
Andreea Dudu   +3 more
doaj   +1 more source

Detection of white sturgeon iridovirus (WSIV) in sturgeons (Actinopterygii: Acipenseriformes: Acipenseridae) from aquaculture facilities located in Poland, Germany, and Italy [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2019
Background. White sturgeon iridovirus (WSIV) is one of the most serious threats for sturgeon aquaculture as the mortality in juvenile individuals can reach 95%.
P. Hofsoe-Oppermann   +3 more
doaj   +3 more sources

First records of Acipenser baerii and Huso huso (Actinopterygii: Acipenseriformes: Acipenseridae) from the Tigris–Euphrates basin, Iran [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2019
We report herewith the first record of the Siberian sturgeon, Acipenser baerii Brandt, 1869, and the beluga, Huso huso (Linnaeus, 1758), from the Tigris–Euphrates basin. It is also the first Iranian record of Acipenser baerii from natural water
H. Mousavi-Sabet   +3 more
doaj   +3 more sources

Delivery of Iron Oxide Nanoparticles into Primordial Germ Cells in Sturgeon

open access: yesBiomolecules, 2019
Nanoparticles are finding increasing applications in diagnostics, imaging and therapeutics in medicine. Iron oxide nanoparticles (IONs) have received significant interest of scientific community due to their distinctive properties. For the first time, we
Abdul Rasheed Baloch   +7 more
doaj   +1 more source

Oxidative Stress and Antioxidant Defense Mechanisms in Response to Starvation and Refeeding in the Intestine of Stellate Sturgeon (Acipenser stellatus) Juveniles from Aquaculture

open access: yesAnimals, 2021
Acipenser stellatus is a critically endangered species due to the anthropic influence. It has been intensively captured for decades because of its high economic value, its roe being used in the caviar industry.
Iulia Elena Florescu (Gune)   +8 more
doaj   +1 more source

Intersex Gonad Differentiation in Cultured Russian (Acipenser gueldenstaedtii) and Siberian (Acipenser baerii) Sturgeon1 [PDF]

open access: yesBiology of Reproduction, 2014
Among sturgeons, the occurrence of individuals with gonads containing both testis and ovary components is considered pathological, and such fish are described as intersex individuals or intersexes. Intersexes are observed in both wild and cultured populations of sturgeon, usually at low frequencies.
Marek Lukasz Roszko   +3 more
openaire   +2 more sources

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