نتایج جستجو برای: acipenser ruthenus

تعداد نتایج: 1485  

A. Shabani M. Pourkazemi M. Yarmohammadi, S. Baradaran Noveiri

  In this study Amplified Fragment Length Polymorphism (AFLP) was applied to species identification of bester hybrids. Hybrids identification was performed by comparison of electrophoresis profiles with parental species. The simultaneous occurrence of diagnostic bands fixed in the parental species, genetic distance and identification and cluster analyses (UPGMA) allow a correct identification. ...

A. Shabani , M. Pourkazemi , M. Yarmohammadi , S. Baradaran Noveiri ,

  In this study Amplified Fragment Length Polymorphism (AFLP) was applied to species identification of bester hybrids. Hybrids identification was performed by comparison of electrophoresis profiles with parental species. The simultaneous occurrence of diagnostic bands fixed in the parental species, genetic distance and identification and cluster analyses (UPGMA) allow a correct identif...

تیموری, سیدامیر, حسن پور, سلیمان, سلاطی, امیرپرویز, موحدی نیا, عبدالعلی, پاشا زانوسی, حسین,

Fish oil in the diet of fish is constantly at the risk of oxidation. In this study, the effects of feeding sturgeon hybrid (Huso huso ♂ ×Acipenser ruthenus ♀) with different levels of oxidized fish oil (OFO) on thyroid hormones were investigated. Three experimental diets were made by replacing 0 (control), 50 and 100% OFO were made. Ninety hybrid sturgeon, with the initial weights of 212....

Hadian, A., Jamili, Sh., Mashinchian Moradi , A., Pourkazemi, M., Yarmohammadi, M.,

Aquatic organisms present, not only simple sources of accumulated metal, but can interact with metals, altering their toxicity. Due to exposition of biosphere with metals, organisms have developed various defense mechanisms to protect themselves against adverse effects of these ions and their compounds. Metallothionein (MT) is one of that which represents a critical mechanism for detoxification...

ژورنال: تحقیقات دامپزشکی 2011
ایرج عفت‌پناه‌کمایی بهرام فلاحتکار,

بکارگیری روشی که بتوان بدون کشتن ماهی مولد از آنها تخم گرفت از شیوه‌هایی است که امروزه در مولدین ماهیان خاویاری مورد استفاده قرار می‌گیرد. این مطالعه به بررسی چگونگی استحصال تخم از مولدین ماده ماهی استرلیاد ‌(Acipenser ruthenus)‌ از طریق جراحی کوچک کوچک پرداخته است. در این بررسی از 16 ماهی مولد پس از تعیین جنسیت و مرحله رسیدگی جنسی، 3 مولد آماده مورد تزریق عصاره هیپوفیز قرار گرفته و پس از حصول ...

2017
Elisavet Kaitetzidou Arne Ludwig Jörn Gessner Elena Sarropoulou

During teleost ontogeny the larval and embryonic stages are key stages, since failure during this period of tissue differentiation may cause malformations, developmental delays, poor growth, and massive mortalities. Despite the rapid advances in sequencing technologies, the molecular backgrounds of the development of economically important but endangered fish species like the Atlantic sturgeon ...

2016
Alexey Sergeev

Russian ( Acipenser gueldenstaedtii), Persian ( A. persicus) and Siberian ( A. baerii) sturgeons are closely related 'Ponto-Caspian' species. Investigation of their population structure is an important problem, the solution of which determines measures for conservation of these species. According to previous studies, 'baerii-like' mitotypes were found in the Caspian Sea among 35% of Russian stu...

2007
Halina Kolman

Immersing Siberian sturgeon fry of an average body mass of 40 ± 4 g in epin solution (0.1 mg l -1 ) resulted in an increase of ceruloplasmin level over the entire experimental period (P < 0.001). The differences between the treated and control groups gradually increased reaching the maximum in the fourth and fifth weeks of the study when average levels of ceruloplasmin in the epin-treated group...

ژورنال: توسعه آبزی پروری 2012
سهیل نقشی, سعیده, سیدحسینی, میر حامد, محسنی, محمود, پورعلی فشتمی, حمیدرضا, پیکران مانا, نعمت, یزدانی, محمد علی,

بررسی روند رشد و تغذیه گونه آب شیرین تاسماهی استرلیاد (Acipenser ruthenus Linnaeus 1785) و تاسماهی ایرانی (Acipenser persicus Borodin 1897) در شرایط آکواریوم برای نخستین بار در کشور انجام شد. 30 عدد تاسماهی استرلیاد و تاسماهی ایرانی به ترتیب با وزن اولیه 7/3 ± 29، 9/4 ± 6/26 گرم و طول اولیه 9/0± 4/20، 5/1 ± 5/19 سانتی‌متر(SD ± میانگین) انتخاب و به طور تصادفی در شش دستگاه آکواریوم 120 لیتری به ط...

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