Dr Peter Valtchev

PhD Sydney
Postdoctoral Research Associate in
Innovative Biotechnology and Food Processing

J01 - Chemical Engineering Building
The University of Sydney

Telephone +61 2 9114 0886
Website Food Processing

Biographical details

Peter received his PhD from the School of Chemical and Biomolecular Engineering at the University of Sydney. He has a long term experience in medical and pharmaceutical sciences. His primary career path has been in the fields of therapeutic drug monitoring and pharmaceutical research and development. He has a strong analytical background and interest in neutraceuticals, food and plant analysis, drug metabolism, pharmacokinetics and bioavailability studies.

In the media


    International collaboration


      Domestic collaboration


        Industry engagement

          Selected publications

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          Journals

          • Talaei Zanjani, N., Miranda Saksena, M., Valtchev, P., Diefenbach, R., Hueston, L., Diefenbach, E., Sairi, F., Gomes, V., Cunningham, A., Dehghani, F. (2016). Abalone Hemocyanin Blocks the Entry of HSV-1 into Cells: a Potential New Antiviral Strategy. Antimicrobial Agents and Chemotherapy, 60(2), 1003-1012. [More Information]
          • Marshall, G., Valtchev, P., Dehghani, F., Gomes, V. (2016). Thermal denaturation and protein stability analysis of Haliotis rubra hemocyanin. Journal of Thermal Analysis and Calorimetry, 123(3), 2499-2505. [More Information]
          • Paini, M., Daly, S., Aliakbarian, B., Fathi, A., Arab-Tehrany, E., Perego, P., Dehghani, F., Valtchev, P. (2015). An efficient liposome based method for antioxidants encapsulation. Colloids And Surfaces B: Biointerfaces, 136, 1067-1072. [More Information]
          • Sairi, F., Valtchev, P., Gomes, V., Dehghani, F. (2015). Distribution and Characterization of Rhogocyte Cell Types in the Mantle Tissue of Haliotis laevigata. Marine Biotechnology, 17(2), 168-179. [More Information]
          • Lee, S., Zhong, X., Ravarian, R., Valtchev, P., Dehghani, F. (2014). An Approach to Improve the Efficiency of Polymerization and Enhance Biological Activity of Poly(lactide-co-ethylene oxide fumarate) Hydrogels. Journal of Polymer Science, Part A: Polymer Chemistry, 52(9), 1291-1299. [More Information]
          • Fathi, A., Mithieux, S., Wei, H., Chrzanowski, W., Valtchev, P., Weiss, A., Dehghani, F. (2014). Elastin based cell-laden injectable hydrogels with tunable gelation, mechanical and biodegradation properties. Biomaterials, 35(21), 5425-5435. [More Information]
          • Fathi, A., Lee, S., Breen, A., Negahi Shirazi, A., Valtchev, P., Dehghani, F. (2014). Enhancing the mechanical properties and physical stability of biomimetic polymer hydrogels for micro-patterning and tissue engineering applications. European Polymer Journal, 59, 161-170. [More Information]
          • Talaei Zanjani, N., Sairi, F., Marshall, G., Miranda Saksena, M., Valtchev, P., Gomes, V., Cunningham, A., Dehghani, F. (2014). Formulation of abalone hemocyanin with high antiviral activity and stability. European Journal of Pharmaceutical Sciences, 53(1), 77-85. [More Information]
          • Kimble, B., Li, K., Valtchev, P., Higgins, D., Krockenberger, M., Govendir, M. (2014). In vitro hepatic microsomal metabolism of meloxicam in koalas (Phascolarctos cinereus), brushtail possums (Trichosurus vulpecula), ringtail possums (Pseudocheirus peregrinus), rats (Rattus norvegicus) and dogs (canis lupus familiaris). Comparative Biochemistry and Physiology. Part C: Toxicology and Pharmacology, 161(1), 7-14. [More Information]
          • Cheng, T., Valtchev, P., Murphy, C., Cantrill, L., Dehghani, F., Little, D., Schindeler, A. (2013). A sugar-based phase-transitioning delivery system for bone tissue-engineering. European Cells and Materials, 26, 208-221. [More Information]
          • Fathi, A., Lee, S., Zhong, X., Hon, N., Valtchev, P., Dehghani, F. (2013). Fabrication of interpenetrating polymer network to enhance the biological activity of synthetic hydrogels. Polymer, 54(21), 5534-5542. [More Information]
          • Kimble, B., Black, L., Li, K., Valtchev, P., Gilchrist, S., Gillett, A., Higgins, D., Krockenberger, M., Govendir, M. (2013). Pharmacokinetics of meloxicam in koalas (Phascolarctos cinereus) after intravenous, subcutaneous and oral administration. Journal of Veterinary Pharmacology and Therapeutics, 36(5), 486-493. [More Information]
          • Lee, S., Zhong, X., Valtchev, P., Dehghani, F. (2013). Synthesis of a biodegradable polymer in gas expanded solution: Effect of the process on cytocompatibility. Green Chemistry, 15(5), 1280-1291. [More Information]
          • Zhong, X., Lu, Z., Valtchev, P., Wei, H., Zreiqat, H., Dehghani, F. (2012). Surface modification of poly(propylene carbonate) by aminolysis and layer-by-layer assembly for enhanced cytocompatibility. Colloids And Surfaces B: Biointerfaces, 93(1), 75-84. [More Information]
          • Lee, S., Valtchev, P., Dehghani, F. (2012). Synthesis and purification of poly(l-lactic acid) using a one step benign process. Green Chemistry, 14(5), 1357-1366. [More Information]
          • Berenjian, A., Mahanama, R., Talbot, A., Biffin, R., Regtop, H., Valtchev, P., Kavanagh, J., Dehghani, F. (2011). Efficient media for high menaquinone-7 production: Response surface methodology approach. New Biotechnology, 28(6), 665-672. [More Information]
          • Mahanama, R., Berenjian, A., Valtchev, P., Talbot, A., Biffin, R., Regtop, H., Dehghani, F., Kavanagh, J. (2011). Enhanced production of menaquinone 7 via solid substrate fermentation from Bacillus subtilis. International Journal of Food Engineering, 7(5), 17-1-17-23. [More Information]
          • Dehghani, F., Annabi, N., Titus, M., Valtchev, P., Tumilar, A. (2009). Sterilization of Ginseng Using a High Pressure CO 2 at Moderate Temperatures. Biotechnology and Bioengineering, 102(2), 569-576. [More Information]
          • Dehghani, F., Annabi, N., Valtchev, P., Mithieux, S., Weiss, A., Kazarian, S., Tay, F. (2008). Effect of dense gas CO2 on the coacervation of elastin. Biomacromolecules, 9(4), 1100-1105. [More Information]

          Conferences

          • Tarento, T., Talbot, A., Regtop, H., Biffin, R., Kavanagh, J., Dehghani, F., Valtchev, P. (2016). Comparison of K vitamers and a vitamin K analog for potential anti-inflammatory therapies. European Symposium on Biochemical Engineering Sciences (ESBES) 2016, Dublin.
          • Torabian, G., Fathi, A., Valtchev, P., Dehghani, F. (2016). Comparison of Polyphonic Profile of a Berry from Two Different Sources, Using an Optimized Extraction Method. CCFE 2016: 18th International Conference on Chemical and Food Engineering, Vienna.
          • Ma, Y., McClure, D., Kavanagh, J., Valtchev, P., Dehghani, F. (2016). The Effect Of Food Source Nutrients On Menaquione-7 Fermentation By Bacillus Subtilis. European Symposium on Biochemical Engineering Sciences (ESBES) 2016, Dublin.
          • Berenjian, A., Mahanama, R., Valtchev, P., Talbot, A., Biffin, R., Regtop, H., Kavanagh, J., Dehghani, F. (2011). Extraction of Menaquinone-7 for supplementation of food. Chemeca 2011: Engineering a Better World, Sydney: Engineers Australia.
          • Berenjian, A., Mahanama, R., Valtchev, P., Talbot, A., Biffin, J., Regtop, H., Kavanagh, J., Dehghani, F. (2011). Menaquinone-7 extraction from fermentation medium. Chemeca 2011: Engineering a Better World, Sydney: Engineers Australia.

          2016

          • Talaei Zanjani, N., Miranda Saksena, M., Valtchev, P., Diefenbach, R., Hueston, L., Diefenbach, E., Sairi, F., Gomes, V., Cunningham, A., Dehghani, F. (2016). Abalone Hemocyanin Blocks the Entry of HSV-1 into Cells: a Potential New Antiviral Strategy. Antimicrobial Agents and Chemotherapy, 60(2), 1003-1012. [More Information]
          • Tarento, T., Talbot, A., Regtop, H., Biffin, R., Kavanagh, J., Dehghani, F., Valtchev, P. (2016). Comparison of K vitamers and a vitamin K analog for potential anti-inflammatory therapies. European Symposium on Biochemical Engineering Sciences (ESBES) 2016, Dublin.
          • Torabian, G., Fathi, A., Valtchev, P., Dehghani, F. (2016). Comparison of Polyphonic Profile of a Berry from Two Different Sources, Using an Optimized Extraction Method. CCFE 2016: 18th International Conference on Chemical and Food Engineering, Vienna.
          • Ma, Y., McClure, D., Kavanagh, J., Valtchev, P., Dehghani, F. (2016). The Effect Of Food Source Nutrients On Menaquione-7 Fermentation By Bacillus Subtilis. European Symposium on Biochemical Engineering Sciences (ESBES) 2016, Dublin.
          • Marshall, G., Valtchev, P., Dehghani, F., Gomes, V. (2016). Thermal denaturation and protein stability analysis of Haliotis rubra hemocyanin. Journal of Thermal Analysis and Calorimetry, 123(3), 2499-2505. [More Information]

          2015

          • Paini, M., Daly, S., Aliakbarian, B., Fathi, A., Arab-Tehrany, E., Perego, P., Dehghani, F., Valtchev, P. (2015). An efficient liposome based method for antioxidants encapsulation. Colloids And Surfaces B: Biointerfaces, 136, 1067-1072. [More Information]
          • Sairi, F., Valtchev, P., Gomes, V., Dehghani, F. (2015). Distribution and Characterization of Rhogocyte Cell Types in the Mantle Tissue of Haliotis laevigata. Marine Biotechnology, 17(2), 168-179. [More Information]

          2014

          • Lee, S., Zhong, X., Ravarian, R., Valtchev, P., Dehghani, F. (2014). An Approach to Improve the Efficiency of Polymerization and Enhance Biological Activity of Poly(lactide-co-ethylene oxide fumarate) Hydrogels. Journal of Polymer Science, Part A: Polymer Chemistry, 52(9), 1291-1299. [More Information]
          • Fathi, A., Mithieux, S., Wei, H., Chrzanowski, W., Valtchev, P., Weiss, A., Dehghani, F. (2014). Elastin based cell-laden injectable hydrogels with tunable gelation, mechanical and biodegradation properties. Biomaterials, 35(21), 5425-5435. [More Information]
          • Fathi, A., Lee, S., Breen, A., Negahi Shirazi, A., Valtchev, P., Dehghani, F. (2014). Enhancing the mechanical properties and physical stability of biomimetic polymer hydrogels for micro-patterning and tissue engineering applications. European Polymer Journal, 59, 161-170. [More Information]
          • Talaei Zanjani, N., Sairi, F., Marshall, G., Miranda Saksena, M., Valtchev, P., Gomes, V., Cunningham, A., Dehghani, F. (2014). Formulation of abalone hemocyanin with high antiviral activity and stability. European Journal of Pharmaceutical Sciences, 53(1), 77-85. [More Information]
          • Kimble, B., Li, K., Valtchev, P., Higgins, D., Krockenberger, M., Govendir, M. (2014). In vitro hepatic microsomal metabolism of meloxicam in koalas (Phascolarctos cinereus), brushtail possums (Trichosurus vulpecula), ringtail possums (Pseudocheirus peregrinus), rats (Rattus norvegicus) and dogs (canis lupus familiaris). Comparative Biochemistry and Physiology. Part C: Toxicology and Pharmacology, 161(1), 7-14. [More Information]

          2013

          • Cheng, T., Valtchev, P., Murphy, C., Cantrill, L., Dehghani, F., Little, D., Schindeler, A. (2013). A sugar-based phase-transitioning delivery system for bone tissue-engineering. European Cells and Materials, 26, 208-221. [More Information]
          • Fathi, A., Lee, S., Zhong, X., Hon, N., Valtchev, P., Dehghani, F. (2013). Fabrication of interpenetrating polymer network to enhance the biological activity of synthetic hydrogels. Polymer, 54(21), 5534-5542. [More Information]
          • Kimble, B., Black, L., Li, K., Valtchev, P., Gilchrist, S., Gillett, A., Higgins, D., Krockenberger, M., Govendir, M. (2013). Pharmacokinetics of meloxicam in koalas (Phascolarctos cinereus) after intravenous, subcutaneous and oral administration. Journal of Veterinary Pharmacology and Therapeutics, 36(5), 486-493. [More Information]
          • Lee, S., Zhong, X., Valtchev, P., Dehghani, F. (2013). Synthesis of a biodegradable polymer in gas expanded solution: Effect of the process on cytocompatibility. Green Chemistry, 15(5), 1280-1291. [More Information]

          2012

          • Zhong, X., Lu, Z., Valtchev, P., Wei, H., Zreiqat, H., Dehghani, F. (2012). Surface modification of poly(propylene carbonate) by aminolysis and layer-by-layer assembly for enhanced cytocompatibility. Colloids And Surfaces B: Biointerfaces, 93(1), 75-84. [More Information]
          • Lee, S., Valtchev, P., Dehghani, F. (2012). Synthesis and purification of poly(l-lactic acid) using a one step benign process. Green Chemistry, 14(5), 1357-1366. [More Information]

          2011

          • Berenjian, A., Mahanama, R., Talbot, A., Biffin, R., Regtop, H., Valtchev, P., Kavanagh, J., Dehghani, F. (2011). Efficient media for high menaquinone-7 production: Response surface methodology approach. New Biotechnology, 28(6), 665-672. [More Information]
          • Mahanama, R., Berenjian, A., Valtchev, P., Talbot, A., Biffin, R., Regtop, H., Dehghani, F., Kavanagh, J. (2011). Enhanced production of menaquinone 7 via solid substrate fermentation from Bacillus subtilis. International Journal of Food Engineering, 7(5), 17-1-17-23. [More Information]
          • Berenjian, A., Mahanama, R., Valtchev, P., Talbot, A., Biffin, R., Regtop, H., Kavanagh, J., Dehghani, F. (2011). Extraction of Menaquinone-7 for supplementation of food. Chemeca 2011: Engineering a Better World, Sydney: Engineers Australia.
          • Berenjian, A., Mahanama, R., Valtchev, P., Talbot, A., Biffin, J., Regtop, H., Kavanagh, J., Dehghani, F. (2011). Menaquinone-7 extraction from fermentation medium. Chemeca 2011: Engineering a Better World, Sydney: Engineers Australia.

          2009

          • Dehghani, F., Annabi, N., Titus, M., Valtchev, P., Tumilar, A. (2009). Sterilization of Ginseng Using a High Pressure CO 2 at Moderate Temperatures. Biotechnology and Bioengineering, 102(2), 569-576. [More Information]

          2008

          • Dehghani, F., Annabi, N., Valtchev, P., Mithieux, S., Weiss, A., Kazarian, S., Tay, F. (2008). Effect of dense gas CO2 on the coacervation of elastin. Biomacromolecules, 9(4), 1100-1105. [More Information]

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