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Since 1970, blue whales (Balaenoptera musculus) have been seen feeding in the waters off southern Chile during the summer and autumn (December to May). Investigation of the genetic, acoustic and morphological characteristics of these blue whales shows that they are a distinct but unnamed subspecies, called the Chilean blue whales. Photo-identification(More)
Beta(1-->3)glucan isolated from the cell wall of Saccharomyces cerevisiae is a biological response modifier (BRM) stimulating resistance against bacterial, viral, fungal and protozoal diseases. This polysaccharide has a high molecular weight, which makes it very difficult to achieve a purity test. A comparative study of different analytical procedures for(More)
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