Projects

RECOVERY OF VALUE-ADDED PRODUCTS PERTAINING TO HEALTH AND FOOD USES FROM CITRUS PROCESSING WASTE Appropriated (D)   Accession Number: 417990

ENHANCED UTILIZATION OF CARBOHYDRATES AND POLYSACCHARIDES FROM CITRUS PROCESSING WASTE STREAMS Appropriated (D)   Accession Number: 417988

INVESTIGATION OF FRESH JUICE FLAVOR, NUTRITIONAL AND HEALTHFUL QUALITIES COMPARED TO PROCESSED JUICE Reimbursable (R)   Accession Number: 416706

MAPPING STRUCTURAL AND FUNCTIONAL CHANGES IN ESTERASE TREATED PECTIN AND CHARACTERIZING ENZYME MODE OF ACTION Reimbursable (R)   Accession Number: 414621

PURIFICATION AND CHARACTERIZATION OF PAPAYA PECTIN METHYLESTERASE FOR USE IN ENZYME-BASED, NANO-STRUCTURAL ENGINEERING OF PECTIN Specific Cooperative Agreement (S)   Accession Number: 415258

EFFECTS OF HUANGLONGBING (HLB) DISEASE ON QUALITY OF ORANGE JUICE AND IDENTIFICATION OF HLB-INDUCED CHEMICAL SIGNATURES IN FRUIT JUICE ... Trust (T)   Accession Number: 415069

Publications

Digestion patterns of two commercial endopolygalacturonases on polygalacturonate oligomers with a degree of polymerization from 7¿21 - (Abstract)

Cameron, R.G., Goodner, K., Luzio, G.A., Savary, B.J. 2009. Digestion patterns of two commercial endopolygalacturonases on polygalacturonate oligomers with a degree of polymerization from 7¿21. Florida State Horticultural Society Meeting. Paper No. HP1.

Microwave release ofpectin from orange peel albedo using a closed vessel reactor system - (Peer Reviewed Journal)

Luzio, G.A. 2008. Microwave release of pectin from orange peel albedo using a closed vessel reactor system. Proceedings of Florida State Horticultural Society. 121:315-319.

Biosorption properties of citrus peel derived oligogalacturonides, enzyme-modified pectin and peel hydrolysis residues - (Peer Reviewed Journal)

Cameron, R.G., Luzio, G.A., Widmer, W.W., Iqbal, M. 2008. Biosorption properties of citrus peel derived oligogalacturonides, enzyme-modified pectin and peel hydrolysis residues. Proceedings of Florida State Horticultural Society. 121:311-314.

Healthful and nutritional components in select Florida tropical fruits - (Proceedings/Symposium) - (19-Nov-08)

Accelerated extraction of pectin from orange citrus albedo using focused microwaves - (Abstract)

Luzio, G.A. 2008. Accelerated extraction of pectin from orange citrus albedo using focused microwaves. Subtropical Technology Conference Proceedings. 59:28.

Biosorption properties of citrus peel derived oligogalacturonides, enzyme-modified pectin and peel hydrolysis residues - (Abstract)

Cameron, R.G., Luzio, G.A., Widmer, W.W. 2008. Biosorption properties of citrus peel derived oligogalacturonides, enzyme-modified pectin and peel hydrolysis residues. Florida State Horticultural Society Meeting. Paper No. HP23.

Microwave extraction of citrus peel to release pectin - (Abstract)

Luzio, G.A. 2008. Microwave extraction of citrus peel to release pectin using a closed vessel reactor. Florida State Horticultural Society Meeting. Paper No. HP24.

Rheological investigation of pectin deesterified using salt-independent pectin methylesterase from citrus - (Peer Reviewed Journal)

Luzio, G.A., Cameron, R.G. 2007. Rheological investigation of pectin deesterified using salt-independent pectin methylesterase from citrus. Proceedings of Florida State Horticultural Society. 120:304-309.

Suspension properties of pectins deesterified using pectin methylesterase - (Abstract)

Luzio, G.A., Cameron, R.G. 2007. Suspension properties of pectins deesterified using pectin methylesterase. Subtropical Technology Conference Proceedings. 58:20.

Ion binding capacity of enzyme modified citrus peel and pectin - (Abstract)

Cameron, R.G., Luzio, G.A., Widmer, W.W., Iqbal, M. 2007. Ion binding capacity of enzyme modified citrus peel and pectin. Subtropical Technology Conference Proceedings. 58:19.

Demethylation of a model homogalacturonan with a citrus salt-independent pectin methylesterase: Effect of pH on block size and number, enzyme mode of action and resulting functionality - (Peer Reviewed Journal)

Cameron, R.G., Luzio, G.A., Goodner, K.L., Williams, M.A. 2008. Demethylation of a model homogalacturonan with a citrus salt-independent pectin methylesterase: Effect of pH on block size and number, enzyme mode of action and resulting functionality. Gums and Stablisers for the Food Industry. 14:141-152.

Demethylation of a model homogalacturonan with the salt-independent pectin methylesterase from citrus: I. effect of pH on demethylated block size and distribution - (Peer Reviewed Journal)

Cameron, R.G., Goodner, K.L., Luzio, G.A., Williams, M.K. 2008. Demethylation of a model homogalacturonan with the salt-independent pectin methylesterase from citrus: I. Effect of pH on demethylated block size and distribution. Carbohydrate Polymers. 70:287-299.

Demethylation of a model homogalacturonan with the salt-independent pectin methylesterase from citrus: II. structure function analysis - (Peer Reviewed Journal)

Luzio, G.A., Cameron, R.G. 2008. Demethylation of a model homogalacturonan with the salt-independent pectin methylesterase from citrus: Part II. Structure-function analysis. Carbohydrate Polymers. 71:300-309.

Demethylation of a model homogalacturonan with a citrus salt-independent pectin methylesterase: Effect of pH on block size and number and resulting functionality - (Abstract)

Luzio, G.A., Cameron, R.G. 2007. Demethylation of a model homogalacturonan with a citrus salt-independent pectin methylesterase: Effect of pH on block size and number and resulting functionality. National Meeting of Institute of Food Technologists/Food Expo. Presentation No. 137-03.

Functional analysis of block deesterified citrus pectins - (Abstract)

Luzio, G., Cameron, R. 2007. Functional analysis of block deesterified citrus pectins. Florida State Horticultural Society Meeting. Abstract No. HP21.

Demethylation of a model homogalacturonan with a citrus salt-independent pectin methylesterase: effect of pH on block size and number, enzyme mode of action and resulting functionality - (Abstract) - (26-Dec-06)

Functional properties of pectin after treatment qith an orange pectin methylesterase - (Abstract)

Luzio, G.A., Cameron, R.G. 2006. Functional properties of pectin after treatment qith an orange pectin methylesterase. Subtropical Technology Conference Proceedings. 57:16.

Citrus salt-independent pectin methylesterase demethylation of a model homogalacturonan: effect of pH on demethylated block size and distribution - (Abstract)

Cameron, R.G., Goodner, K.L., Luzio, G.A. 2006. Citrus salt-independent pectin methylesterase demethylation of a model homogalacturonan: effect of pH on demethylated block size and distribution. Subtropical Technology Conference Proceedings. 57:15.

HPAEC Coupled to an Evaporative Light Scattering Detector for Separation, Detection and Quantification of Galacturonic Acid Oligomers - (Abstract) - (20-Jul-06)

TOTAL ANTIOXIDANT ACTIVITY AND FIBER CONTENT OF SELECT FLORIDA-GROWN TROPICAL FRUITS - (Peer Reviewed Journal)

Mahattanatawee, K., Manthey, J.A., Luzio, G., Talcott, S.T., Goodner, K.L., Baldwin, E.A. 2006. Total antioxidant activity and fiber content of select Florida-grown tropical fruits. Journal of Agricultural and Food Chemistry. 54(19):7355-7363.

ANTIOXIDANT, FIBER AND PHENOLIC CONTENT OF SELECT TROPICAL FRUITS GROWN IN FLORIDA - (Abstract) - (20-Jun-06)

FUNCTIONAL AND RHEOLOGICAL PROPERTIES OF HIGHLY ESTERIFIED PECTIN AFTER TREATMENT WITH AN ORANGE PECTIN METHYLESTERASE - (Abstract)

Luzio, G.A., Cameron, R.G. 2006. Functional and rheological properties of highly esterified pectin after treatment with an orange pectin methylesterase. National Meeting of Institute of Food Technologists/Food Expo. Abstract No. 014-06.

STRUCTURAL CHARACTERIZATION OF PECTIN FOLLOWING DEMETHYLATION WITH A SALT-INDEPENDENT PECTIN METHYLESTERASE - (Abstract)

Cameron, R.G., Goodner, K.L., Luzio, G.A. 2006. Structural characterization of pectin following demethylation with a salt-independent pectin methylesterase. National Meeting of Institute of Food Technologists/Food Expo. Abstract No. 014-03.

DETERMINATION OF MOLECULAR WEIGHT CITRUS PECTIN USING ION CHROMATOGRAPHY - (Abstract)

Luzio, G.A. 2006. Determination of molecular weight citrus pectin using ion chromatography. Florida State Horticultural Society Meeting. Paper No. 56.

NUTRITIONAL COMPONENTS IN SELECT FLORIDA TROPICAL FRUITS - (Abstract)

Mahattanatawee, K., Baldwin, E., Goodner, K., Manthey, J., Luzio, G. 2006. Nutritional components in select Florida tropical fruits. HortScience. 40(3):504.

PRODUCTION OF NARROW-RANGE SIZE-CLASSES OF POLYGALACTURONIC ACID OLIGOMERS - (Peer Reviewed Journal)

Cameron, R.G., Luzio, G.A., Baldwin, E.A., Narciso, J.A., Plotto, A. 2006. Production of narrow-range size-classes of polygalacturonic acid oligomers. Proceedings of Florida State Horticultural Society. 118:406-409.

EFFECT OF PH ON DE-ESTERIFIED AND METHYL-PROTECTED BLOCK SIZE IN PECTIN TREATED WITH THE SALT-INDEPENDENT PECTIN METHYLESTERASE FROM CITRUS FRUIT - (Abstract)

Cameron, R.G., Luzio, G.A. 2006. Effect of pH on de-esterified and methyl-protected block size in pectin treated with the salt-independent pectin methylesterase from citrus fruit. Pacifichem Symposium. Paper No. 22.

EVAPORATIVE LIGHT SCATTERING DETECTOR AS A MASS DETECTOR WITH MALLS FOR DETERMINATION OF PECTIN MOLECULAR WEIGHT - (Abstract) - (15-Oct-05)

RHEOLOGICAL PROPERTIES OF NON-CALCIUM SENSITIVE PECTIN AFTER TREATMENT WITH THE CITRUS SALT INDEPENDENT PECTIN METHYLESTERASE - (Abstract)

Luzio, G.A., Cameron, R.G. 2006. Rheological properties of non-calcium sensitive pectin after treatment with the citrus salt independent pectin methylesterase. Pacifichem Symposium. Paper No. 23.

USE OF AN EVAPORATIVE LIGHT SCATTERING DETECTOR COUPLED TO MALLS FOR DETERMINATION OF POLYSACCHARIDE MOLECULAR WEIGHT - (Peer Reviewed Journal)

Luzio, G.A. 2006. Use of an evaporative light scattering detector coupled to malls for determination of polysaccharide molecular weight. Journal of Liquid Chromatography and Related Technologies. 29:185-201.

RHEOLOGICAL AND FUNCTIONAL PROPERTIES OF BLOCK DEESTERIFIED PECTINS - (Abstract)

Luzio, G.A. 2005. Rheological and functional properties of block deesterified pectins. Subtropical Technology Conference Proceedings. 56:9.

MODE OF ACTION OF TWO COMMERCIAL PECTOLYTIC ENDO-POLYGALACTURONASES - (Abstract)

Cameron, R.G., Luzio, G.A., Grohmann, K., Savary, B.J. 2005. Mode of action of two commercial pectolytic endo-polygalacturonases. National Meeting of Institute of Food Technologists/Food Expo. Paper No. 71B-3.

DETERMINATION OF GALACTURONIC ACID CONTENT OF PECTIN USING A MICROTITER PLATE ASSAY - (Proceedings/Symposium)

Luzio, G.A. 2004. Determination of galacturonic acid content of pectin using a microtiter plate assay. Proceedings of Florida State Horticultural Society. 117:416-421.

CHARACTERIZATION OF ESTERIFIED BLOCKS IN PECTIN HOMOGALACTURONAN REGIONS AFTER DE-ESTERIFICATION WITH THE THERMALLY TOLERANT PECTIN METHYLESTERASE FROM CITRUS FRUIT - (Proceedings/Symposium)

Cameron, R.G., Luzio, G.A., Grohmann, K. 2004. Characterization of esterified blocks in pectin homogalacturonan regions after de-esterification with the thermally tolerant pectin methylesterase from citrus fruit. Proceedings of Florida State Horticultural Society. 117:410-415.

INVESTIGATION OF GALACTURONIC ACID COLORIMETRIC ASSAY OF PECTIN IN CITRUS PEEL - (Abstract)

Luzio, G.A. 2004. Investigation of galacturonic acid colorimetric assay of pectin in citrus peel. Subtropical Technology Conference Proceedings. 55:42.

MOLECULAR SIZE ANALYSIS OF EXTRACTED CITRUS PECTINS BY MULTIANGLE LIGHT SCATTERING - (Abstract)

Luzio, G.A. 2004. Molecular size analysis of extracted citrus pectins by multiangle light scattering. Annual Meeting of the Institute of Food Technologists. Book of Abstracts. p. 147. Paper No. 56-6.

DETERMINATION OF GALACTURONIC ACID CONTENT OF PECTIN USING A MICROTITER PLATE ASSAY - (Abstract) - (28-Feb-04)

EFFECT OF BLOCK DEESTERIFICATION ON THE PSEUDOPLASTIC PROPERTIES OF PECTIN - (Proceedings/Symposium)

Luzio, G.A. 2003. Effect of block deesterification on the pseudoplastic properties of pectin. Proceedings Of Florida State Horticultural Society. 116:425-429.

EFFECT OF BLOCK DEESTERIFICATION ON THE PSEUDOPLASTIC PROPERTIES OF PECTIN - (Abstract) - (20-Sep-03)

STRATEGIC APPROACH TOWARD INDUSTRIAL UTILIZATION OF CITRUS PEEL - (Abstract)

Luzio, G.A. 2003. Strategic approach toward industrial utilization of citrus peel. Subtropical Technology Conference Proceedings. 54:41.

MALLS/RI SETUP FOR SENSITIVE DETECTION OF CITRUS POLYSACCHARIDES - (Abstract) - (30-Aug-03)