Microbiologist
pirwin@errc.ars.usda.gov
Phone: (215) 233-6420
Fax: (215) 233-6581
Room 1116.2
600 E MERMAID LN
ERRC
WYNDMOOR, PA, 19038-8598

Project List

	Biosensor Processes for Detecting Pathogenic Bacteria in Foods

Publications

	BLOCKING NON-SPECIFIC ADSORPTION OF NATIVE FOOD-BORNE MICROORGANISMS BY IMMUNO-MAGNETIC BEADS WITH IOTA-CARRAGEENAN- (30-Oct-03)
	IMMUNO-MAGNETIC BEAD MASS TRANSPORT II: CAPTURE EFFICIENCY AT HIGH TARGET CELL DENSITIES IN PHOSPHATE-BUFFERED SALINE- (01-Oct-03)
	EVIDENCE FOR BUOYANCY-DEPENDENT IMB-SALMONELLA COMPLEX LOSSES DURING MAGNETIC PHASE SEPARATION- (15-Feb-02)
	A SIMPLE MAXIMUM PROBABILITY RESOLUTION ALGORITHM FOR MOST PROBABLE NUMBER ANALYSIS USING MICROSOFT EXCEL- (13-Jul-01)
	KINETIC FACTORS AFFECTING THE BACTERIAL CAPTURE EFFICIENCY OF IMMUNO BEADS: A COMPARISON BETWEEN BEADS WITH DIFFERENT SIZE AND DENSITY- (15-Jul-03)
	ENZYME-LINKED IMMUNOMAGNETIC CHEMILUMINESCENT DETECTION OF ESCHERICHIA COLI 0157:H7- (13-Jan-03)
	A 6X6 DROP PLATE METHOD FOR SIMULTANEOUS COLONY COUNTING AND MPN ENUMERATION OF CAMPYLOBACTER JEJUNI, LISTERIA MONOCYTOGENES, AND ESCHERICHIA COLI- (09-Jun-03)
	SIMULTANEOUS DETECTION OF ESCHERICHIA COLI 0157:H7 AND SALMONELLA TYPHIMURIUM IN FOODS USING IMMUNOMAGNETIC CAPTURE AND LANTHANIDE TIME-RESOLVED FLUORESCENCE- (11-Jan-03)
	THE CAPTURE OF ESCHERICHIA COLI 0157:H7 FOR LIGHT ADDRESSABLE POTENTIOMETRIC SENSOR (LAPS) USING TWO DIFFERENT TYPES OF MAGNETIC BEADS- (01-Oct-02)
	DEVELOPMENT OF BIOSENSOR PROCESSES FOR RAPID, SPECIFIC AND SENSITIVE DETECTION OF PATHOGENIC BACTERIA IN FOODS- (01-May-02)
	DYNAMIC FACTORS CONTROLLING THE PATHOGEN CAPTURE BY IMMUNO MAGNETIC BEADS- (20-May-04)
	APPLICATIONS OF IMMUNOMAGNETIC CAPTURE AND TIME-RESOLVED FLUORESCENCE TO DETECT OUTBREAK ESCHERICHIA COLI 0157 AND SALMONELLA IN ALFALFA SPROUTS- (28-Aug-03)
	RAPID DETECTION OF OUTBREAK ESCHERICHIA COLI 0157 AND SALMONELLA IN ALFALFA SPROUTS BY IMMUNOMAGNETIC CAPTURE AND TIME-RESOLVED FLOURESCENCE- (28-Aug-03)
	FACTORS AFFECTING THE BACTERIAL CAPTURE EFFICIENCY OF IMMUNO BEADS: A COMPARISON BETWEEN BEADS WITH DIFFERENT SIZE AND DENSITY- (27-Apr-03)
	SIMULTANEOUS DETECTION OF ESCHERICHIA COLI 0157:H7 AND SALMONELLA TYPHIMURIUM IN FOODS USING IMMUNOMAGNETIC CAPTURE AND LANTHANIDE TIME-RESOLVED FLUORESCENCE- (16-Mar-03)
	THE USE OF TIME-RESOLVED FLUOROIMMUNOASSAY TO SIMULTANEOUSLY DETECT ESCHERICHIA COLI 0157:H7, SALMONELLA TYPHIMURIUM AND SALMONELLA ENTERIDITISIN FOODS- (01-Apr-02)
	DETECTION OF IMMUNOMAGNETICALLY CAPTURED ESCHERICHIA COLI O157:H7 BY ANTIBODY-CONJUGATED ALKALINE PHOSPHATASE- (01-Apr-01)
	DETECTION OF VIABLE BACTERIA CELLS BY BIOLUMINESCENCE: A BIOENERGETIC APPROACH- (15-Sep-04)
	RAPID DETECTION OF OUTBREAK ESCHERICHIA COLI 0157 ADN SALMONELLA IN ALFALFA SPROUTS BY IMMUNOMAGNETIC CAPTURE AND TIME-RESOLVED FLUORESCENCE- (14-Mar-03)
	APPLICATIONS OF TIME-RESOLVED FLUOROIMMUNOASSAY TO DETECT MAGNETIC BEAD CAPTURED ESCHERICHIA COLI O157:H7- (01-Aug-01)