نتایج جستجو برای: acipenser baerii
تعداد نتایج: 1526 فیلتر نتایج به سال:
The pectoral fins of Acipenseriformes possess endoskeletons with elements homologous to both the fin radials of teleosts and the limb bones of tetrapods. Here we present a study of pectoral fin development in the North American paddlefish, Polyodon spathula, and the white sturgeon, Acipenser transmontanus, which reveals that aspects of both teleost and tetrapod endoskeletal patterning mechanism...
BACKGROUND Non-tuberculous mycobacteria responsible for piscine mycobacteriosis usually produce visceral granulomas in both freshwater and marine species. In this study, the first occurrence of Mycobacterium chelonae associated with tumor-like lesions in the Russian sturgeon (Acipenser gueldenstaedtii) is reported. Fifteen sturgeons from an Italian fish farm showing skin and oral cauliflower-li...
Fishmeal, as one of the main protein sources, has become scarce and expensive. This conventional source is no longer considered sustainable. As an alternative, black soldier fly (BSF) a popular non-conventional that been tested in formulation aquafeed to replace fishmeal due its nutritional value, reasonably low price, large abundance. Nevertheless, evidence on BSF supplementation varied among ...
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