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Some species of invertebrates especially bryozoans (Bryozoa syn. Ectoprocta) and marine sponges (Porifera) are very important sources of pharmacologically exploitable compounds. These substances are p...
Bird skin has a number of specific properties. The uropygial gland is a significant skin gland in many species. The secretion of this gland is particularly necessary for maintaining physical character...
The paper provides a review of the current state of knowledge of parasites, diseases and poisonings of tench (Tinca tinca L.) based on the literature and on the authors own findings. Information on th...
Mycobacteria are intracellular bacterial parasites which survive and proliferate inside of macrophages for long periods of time. Because mycobacterial survival in macrophages is required for virulence...
In parrots (Psittaciformes), seven nematode species of genus Ascaridia have been found so far, both in wild birds and in birds in captivity. Five species are specific for parrots: Ascaridia hermaphrod...
Salmonellosis is associated with massive public health and economic losses globally. It is estimated to cost poultry farmers in the United States of America up to US$114 million annually. Attempts to ...

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