The present invention relates to a sensor for the detection of chemical species in aquatic, air or agricultural environments. In one embodiment, the chemical species is free ammonia, and the sensor detects free ammonia in aquatic, air or agricultural environments.
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New-generation polymyxins that target multidrug-resistant Gram-negative bacteria. These novel lipopeptide antibiotics have demonstrated superior in vivo efficacy and toxicity overcurrent polymyxin antibiotics.
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A laser system where the output can be selected from two or more different wavelengths of output laser light.
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