Results 21 to 30 of about 2,979 (218)

Effects of Dietary Garlic Extract on Growth, Feed Utilization and Whole Body Composition of Juvenile Sterlet Sturgeon () [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2012
This study was carried out to investigate the supplemental effects of dietary garlic extract (GE) on growth performance of juvenile sterlet sturgeon (Acipenser ruthenus). The first experiment was designed to determine the optimum levels of garlic extract
Dong-Hoon Lee   +4 more
doaj   +1 more source

Molecular cytogenetic differentiation of paralogs of Hox paralogs in duplicated and re-diploidized genome of the North American paddlefish (Polyodon spathula). [PDF]

open access: yes, 2017
BackgroundAcipenseriformes is a basal lineage of ray-finned fishes and comprise 27 extant species of sturgeons and paddlefishes. They are characterized by several specific genomic features as broad ploidy variation, high chromosome numbers, presence of ...
Amemiya, Chris T   +7 more
core   +4 more sources

Disturbances in the ploidy level in the gynogenetic sterlet Acipenser ruthenus. [PDF]

open access: yesJ Appl Genet, 2017
Artificial mitotic gynogenesis, a chromosome set manipulation, is applied to provide the homozygous progeny with only maternal inheritance. Here, gynogenetic development was induced in the sterlet Acipenser ruthenus L. (Acipenseridae) by activation of the eggs originating from albino females with the UV-irradiated spermatozoa from wild-coloured males ...
Fopp-Bayat D   +4 more
europepmc   +5 more sources

The first finding of Hassall's corpuscles in the thymi of cultured sturgeons

open access: yesVeterinární Medicína, 2016
Histological examination of thymi from juvenile Acipenser ruthenus and Acipenser brevirostrum after haematoxylin and eosin staining revealed the presence of Hassall's corpuscles, in a scattered distribution within the thymic medulla in two of seven, and ...
E. Salkova, M. Flajshans
doaj   +1 more source

Isolation, identification, and characterization of pathogenic Aeromonas hydrophila from critically endangered Acipenser baerii

open access: yesAquaculture Reports, 2022
The Siberian sturgeon (Acipenser baerii) is a long-lived and late-maturing fish; its natural populations are considered endangered and listed in the first class of protected animals in Kazakhstan.
Serik Bakiyev   +6 more
doaj   +1 more source

The second highest chromosome count among vertebrates is observed in cultured sturgeon and is associated with genome plasticity [PDF]

open access: yes, 2016
Additional file 1: Table S1. Genotyping results with highlighted private dam and sire microsatellite alleles observed at all analysed loci for parental individuals, and for pentaploid (5n) and heptaploid (7n) full ...
Dmytro Bytyutskyy   +4 more
core   +4 more sources

Nuclear DNA markers for identification of Beluga and Sterlet sturgeons and their interspecific Bester hybrid

open access: yesScientific Reports, 2017
Sturgeons (Acipenseriformes) are among the most endangered species in the world due to fragmentation and destruction of their natural habitats and to overexploitation, mainly for highly priced caviar.
Miloš Havelka   +4 more
doaj   +1 more source

Cryopreservation of common carp sperm [PDF]

open access: yes, 2003
Experiments were carried out to investigate the effect of five extenders (sucrose, glucose, fructose, KCl and a saline carp sperm extender) and two cryoprotectants (dimethyl-sulfoxide (DMSO) and methanol) on the cryopreservation of common carp sperm ...
Horváth, Ákos   +2 more
core   +1 more source

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

Gonadotropins in the Russian Sturgeon: Their Role in Steroid Secretion and the Effect of Hormonal Treatment on Their Secretion. [PDF]

open access: yes, 2016
In the reproduction process of male and female fish, pituitary derived gonadotropins (GTHs) play a key role. To be able to specifically investigate certain functions of Luteinizing (LH) and Follicle stimulating hormone (FSH) in Russian sturgeon ...
Aizen, Joseph   +8 more
core   +3 more sources

Home - About - Disclaimer - Privacy