Results 1 to 10 of about 27,182 (274)

Heat Stress Decreases Intestinal Physiological Function and Facilitates the Proliferation of Harmful Intestinal Microbiota in Sturgeons

open access: yesFrontiers in Microbiology, 2022
Heat is a common source of stress in aquatic environments and can alter the physiological and metabolic functions of aquatic animals, especially their intestinal function.
Shiyong Yang   +9 more
doaj   +2 more sources

Identification of Hybrid Sturgeon (Acipenser baerii × Acipenser schrenckii) from Their Parents Using Germplasm [PDF]

open access: yesAnimals
The hybrid sturgeon Acipenser baerii × A. schrenckii is the most widely cultured commercial sturgeon in China. However, its morphological similarity to the parental species frequently leads to misuse of germplasm in the breeding process, resulting in a ...
Shiyong Yang   +13 more
doaj   +2 more sources

Innate immune and chronic heat stress responses in sturgeons: Advances and insights from studies on Russian sturgeons [PDF]

open access: yesFish and Shellfish Immunology Reports, 2023
Chronic stress deteriorates the immune function of fish, thereby increasing their vulnerability to infections. However, the molecular and cellular mechanisms underlying stress-mediated immunosuppression and infection susceptibility in fish remain largely
A.M. Ferreira   +3 more
doaj   +2 more sources

Surgery in Iranian Sturgeons 

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 1993
Surgery in Iranian ...
B. Mokhair
doaj   +3 more sources

Natural infection of hybrid sturgeon (Acipenser baerii♀×Acipenser schrenckii♂) with Nocardia seriolae and white sturgeon iridovirus: pathological and transcriptomic analyses [PDF]

open access: yesFrontiers in Immunology
IntroductionIn August 2023, hybrid sturgeons (Acipenser baerii♀×Acipenser schrenckii♂) cultured in Sichuan, China, showed infectious disease symptoms, including ulcers, liver and spleen nodules, and high mortality rates.MethodsPathogenic bacteria were ...
Luyun Ni   +8 more
doaj   +2 more sources

Robert Wallace Sturgeon [PDF]

open access: bronzeJournal of the Institute of Actuaries, 1967
John Beattie
openalex   +3 more sources

Determining karyotype of sturgeons

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 1995
Karyotype of sturgeons Huso huso, Acipenser stellatus, and Acipenser persicus from southern region of- the Caspian Sea, has been examined by use of blood tissue culture. By counting fifty completely extended metaphase plates, the number of chromosomes in
M. Norozfashkhami; M. Khosroshahi
doaj   +3 more sources

Heavy metal bio-accumulation in tissues of sturgeon species of the Lower Danube River, Romania [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2013
This study investigates bio-accumulation of heavy metals in tissues of sturgeons of the North-Western Black Sea and Lower Danube River (LDR). Samples (10 – 30 gr) of liver, muscle, fat, gonads and skin tissues collected in October 2003 from 21 adult ...
ONĂRĂ Dalia Florentina   +3 more
doaj   +1 more source

Koi herpes virus: do acipenserid restitution programs pose a threat to carp farms in the disease-free zones? [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2009
Background. Sturgeons have long been extinct in Polish inland waters. A substantial effort has recently been put into their restitution, covering the drainage areas of two major Polish rivers, the Oder and the Vistula.
S.M. Bergmann   +7 more
doaj   +3 more sources

Modern ecological problems of restoration and conservation of the sturgeon population in the Ural River basin

open access: yesЮг России: экология, развитие, 2023
Aim. The aim of this study was to conduct an analysis of long‐term changes in the number of sturgeon populations and its relationship with the fishing regime and the current state of the Ural River basin, as well as develop measures for the conservation ...
K. M. Akhmedenov, A. A. Chibilev
doaj   +1 more source

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