HIGH-LEVEL FLUORESCENCE LABELING OF GRAM-POSITIVE PATHOGENS.

High-level fluorescence labeling of gram-positive pathogens.

Fluorescence labeling of bacterial pathogens has a broad range of interesting applications including the observation of living bacteria within host cells.We constructed a novel vector based on the E.coli streptococcal shuttle plasmid pAT28 that can propagate in numerous bacterial species from different genera.The plasmid harbors a promoterless copy

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Experimental Investigation of Seepage Mechanism on Oil-Water Two-Phase Displacement in Fractured Tight Reservoir

As a type of unconventional oil and gas resources, tight sandstone reservoir has low permeability and porosity properties and thus is commonly necessary to develop through hydraulic fracturing treatment.Due to the coexistence of natural fractures and induced hydraulic fractures, the heterogeneity of reservoir permeability becomes severe Gloves and

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