Comparative Study of Sex Steroid Levels of Persian Sturgeon, Acipenser persicus Males in Responding Negative and Positive to LHRH-A2 Hormone
نویسندگان
چکیده
منابع مشابه
Assessment in Vitro Oocyte Maturation and Blood-Circulating Steroid Hormones in Persian Sturgeon (Acipenser Persicus) Spawning
The in vitro effect of 17α, 20β-Dihydroxyprogesterone on the maturation of Persian sturgeon (Acipenser persicus) oocytes for 7, 10, 12, 24 and 30th hours of incubation were investigated. Blood serum, testosterone (T), progesterone (P4) and 17-β estradiol concentrations were measured using enzyme-linked immuno-sorbent assay (ELISA). The oocytes were incubated in SIS, RM2, L-15 and PSACF media in...
متن کاملMorphological and Histological Study of Kidney in Juvenile Great Sturgeon (Huso huso) and Persian Sturgeon (Acipenser persicus)
Sturgeons are ancient and commercial fishes which posses’ primitive characteristics and due to their great inflections are able to live in both freshwater and marine environments. So their kidney has great ability for adaptation process. In order to find the structure and distribution of kidney nephrons in juvenile Huso huso and Acipensr persicus, sampling of head, body and caudal parts of kidn...
متن کاملStudy of epidermis development in sturgeon (Acipenser persicus) larvae.
Fish skin is essential for survival, maintenance of body shape, and protection against the shock and infection. During week 1 of sturgeon larval development, the epidermis is thin and not differentiated in various layers yet, but by week 4-6 the thickness increases and various layers appear, depending upon the region of the body. Mucous cells differentiate early in development on the surface of...
متن کاملEffect of Different Doses of Synthetic Hormone Lhrh-a
Acipenser persicus is one of the economically valuable fishes in the Caspian Sea. Due to the economical and cultural importance of sturgeons in the world, understanding of sturgeon reproduction is necessary for successful management of their populations in aquaculture and nature. To improve the culture methods and to facilitate captive breeding programs to support restocking, it is necessary to...
متن کاملproliferation of immature persian sturgeon (acipenser persicus) using plant lhrh-a hormone
sturgeons in the caspian sea due to its unique characteristics in terms of economic and social in caspian countries have a high economic value at the national and even international levels. persian sturgeon (acipenser persicus) is considered one of the most valuable caspian sea fishes in terms of restocking, caviar and meat production. nowadays, the possibility of persian sturgeon proliferation...
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ژورنال
عنوان ژورنال: Journal of Aquaculture Research & Development
سال: 2013
ISSN: 2155-9546
DOI: 10.4172/2155-9546.1000177