赛默飞世尔Thermo Fisher X24 Buffere

Expression L19 using Pichia pastoris

and 20g peptone in 900 ml water (20g agar if needed). Autoclave for 20 min on liquid cycle. Add 100 ml 20% dextrose (add Zeocine if necessary) BMMY : 1% yeast extract 2% peptone 100mM potassium phosphate buffer pH 6.0 1.34% YNB (yeast

Detection of Salmonella spp.

. Several nonselective media for pre-enrichment have been developed for various food matrices, but buffered peptone water is most commonly used and recommended in the ISO 6579 standard on Microbiology of Food and Animal Feeding Stuffs -Horizontal Method for the Detection

Preparation and Staining of Frozen Tissue Sections

and eye protection. Drain PBS from slides and apply the DAB substrate solution. Allow slides to incubate for 5 minutes or until the desired color intensity is reached. Wash 3X in water, 2 minutes each time. Counterstain slides