A semiconductor optical amplifier for amplifying an optical signal. The amplifier comprises an input for receiving the optical signal and an output for outputting an amplified version of the optical signal. A semiconductor active medium is provided for defining an amplification path extending betwee.....
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A method of producing a recombinant biological product, which method employs a mammalian producer cell culture, comprises the steps of generating a biomass of mammalian producer during an initial phase of cell culture, and causing an increase in a level of one or more of the miRNA molecules within t.....
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A method of producing a recombinant biological product, which method employs a mammalian producer cell culture, comprises the steps of generating a biomass of mammalian producer during an initial phase of cell culture, and causing an increase in a level of one or more of the miRNA molecules within t.....
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