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Pacific herring Clupea pallasi populations in Prince William Sound, Alaska, USA, declined from an estimated 9.8 x 10(7) kg in 1992 to 1.5 x 10(7) kg in 1994. To determine the role of disease in(More)
Diagnostic criteria are presented for degenerative, inflammatory, nonneoplastic proliferative, and neoplastic lesions in the liver of medaka (Oryzias latipes), a small fish species frequently used in(More)
Vitellogenesis or egg yolk production represents a key estrogen initiated process in oviparous vertebrates which is crucial for oocyte maturation. Previous in vitro studies have shown that cytochrome(More)