24. Heldt,C.L.+, Zahid,A.*, Vijayaragavan,K.S. and Mi, X. (2017) Experimental and Computational Surface Hydrophobicity Analysis of a Non-enveloped Virus and Proteins. Colloids and Surfaces B. 153, 77-84.

23. Saha, D.+, Heldt, C. L., Gencoglu, M.F., Vijayaragavan,K.S., Chen, J., and Saksule,A. (2016) A Study on the Cytotoxicity of Carbon-based Materials.Materials Science and Engineering C. 68, 101-108.

22. Pearce, J.M.+, Anzalone, N.C.*, and Heldt, C. L. (2016) Open-source Wax RepRap 3-D Printer for Rapid Prototyping Paper-Based Microfluidics. Journal of Laboratory Automation.  21(4), 510-516.

21. Heldt, C. L.+, Bank, A.*, Turpeinen, D.*, and King, J.A. (2016)  Translating University Biosensor Research to a High School Laboratory Experience.  Chemical Engineering Education. 50 (1), 70-75.

20. Gencoglu, M. F. and Heldt, C. L.+ (2015) Enveloped Virus Flocculation and Removal in Osmolyte Solutions. Journal of Biotechnology.  206, 8-11. doi:10.1016/j.jbiotec.2015.03.030

19. Gencoglu, M. F., Spurri, A.*, Franko, M.*, Chen, J., Hansley, D. K., Heldt, C. L.+, Saha, D.+ (2014) Biocompatibility of Soft-templated Mesoporous Carbons. ACS Applied Materials & Interfaces 6, 15068-15077.  DOI: 10.1021/am503076u

18. Vijayaragavan, K. S., Zahid, A.*, Young, J.W.* and Heldt, C. L.+ (2014).  Separation of porcine parvovirus from bovine serum albumin using PEG-salt aqueous two-phase system. Journal of Chromatography B 967, 118-126.  doi:10.1016/j.jchromb.2014.07.025

17.  Mi, X and Heldt, C. L.+ (2014) Adsorption of a non-enveloped mammalian virus to functionalized nanofibers. Colloids and Surfaces B: Biointerfaces 121, 319-324.  doi:10.1016/j.colsurfb.2014.06.007

16. Gencoglu, M. F., Pearson, E.* and Heldt, C. L.+ (2014). Porcine Parvovirus Flocculation and Removal in the Presence of Protecting Osmolytes.  Journal of Biotechnology 186, 83-90.  doi:10.1016/j.jbiotec.2014.06.011

15.  Xie, H., Tewari, R., Fukushima, H., Narendra, J., Heldt, C. L., King, J. A. and Minerick, A. R.+ (2014). Development of a 3D graphene electrode dielectrophoresis device.  Journal of Visualized Experiments. 88, e51696.

14. Mi, X., Vijayaragavan, K. S. and Heldt, C. L.+ (2014). Virus Adsorption of Water-Stable Quaternized Chitosan Nanofibers.  Carbohydrate Research, 387: 24-29.  doi:10.1016/j.carres.2014.01.017

13.  Bai, B., Mi, X., Xiang, X., Heiden, P. A. and Heldt, C. L.+ (2013). Non-Enveloped Virus Reduction with Quaternized Chitosan Nanofibers Containing Graphene. Carbohydrate Research 380, 137-142. doi:10.1016/j.carres.2013.08.020

12.  Tafur, M. F., Vijayaragavan, K. S. and Heldt, C. L.+ (2013). Reduction of Porcine Parvovirus Infectivity in the Presence of Protecting Osmolytes. Antiviral Research 99, 27-33.  doi:10.1016/j.antiviral.2013.04.019

11.  Heldt, C. L.+, Sieloff, A. M.*, Merillat, J. P.*, Minerick, A. R., King, J. A., Perger, W. F., Fukushima, H. and Narendra, J. (2013). Stacked graphene nanoplatelet paper sensor for protein detection. Sensors and Actuators B: Chemical 181, 92-98.  doi:10.1016/j.snb.2013.01.041

10. Heldt, C. L.+ (2012). Peer Evaluation in Chemical Engineering Capstone Design Via Wikis. Chemical Engineering Education 46, 189-195.


Postdoctoral Publications of C.L. Heldt

9. Zonca, M. R., Yune, P. S., Heldt, C. L., Belfort, G. and Xie, Y. (2013). High-Throughput Screening of Substrate Chemistry for Embryonic Stem Cell Attachment, Expansion, and Maintaining Pluripotency. Macromolecular Bioscience 13, 177-190.

8. Sorci, M., Gu, M., Heldt, C. L., Grafeld, E.* and Belfort, G. (2013). A multi-dimensional approach for fractionating proteins using charged membranes. Biotechnology and Bioengineering 110, 1704-1713.

7. Heldt, C. L., Kurouski, D., Sorci, M., Grafeld, E.*, Lednev, I. K. and Belfort, G. (2011). Isolating toxic insulin amyloid oligomers that lack b-sheets and have wide pH stability. Biophysical Journal 100, 2792-2800.

6. Heldt, C. L., Zhang, S.* and Belfort, G. (2011). Asymmetric Amyloid Fibril Elongation: A New Perspective on a Symmetric World. Proteins 79, 92-98. Highlighted in C&E News, Nov 2010.

5. Heldt, C. L., Sorci, M., Posada, D., Hirsa, A. and Belfort, G. (2011). Detection and Reduction of Microaggregates in Insulin Preparations. Biotechnology and Bioengineering 108, 237-241.


Ph.D. Publications of C.L. Heldt

4. Heldt, C. L., Gurgel, P. V., Jaykus, L. A. and Carbonell, R. G. (2012). Porcine parvovirus removal using trimer and biased hexamer peptides. Biotechnology Journal 7, 558-565.

3. Heldt, C. L., Gurgel, P. V., Jaykus, L. A. and Carbonell, R. G. (2009). Influence of Peptide Ligand Surface Density and Ethylene Oxide Spacer Arm on the Capture of Porcine Parvovirus. Biotechnology Progress 25, 1411-1418.

2. Heldt, C. L., Gurgel, P. V., Jaykus, L. A. and Carbonell, R. G. (2008). Identification of Trimeric Peptides That Bind Porcine Parvovirus from Mixtures Containing Human Blood Plasma. Biotechnology Progress 24, 554-560.

1. Heldt, C. L., Hernandez, R., Mudiganti, U., Gurgel, P. V., Brown, D. T. and Carbonell, R. G. (2006). A colorimetric assay for viral agents that produce cytopathic effects. Journal of Virological Methods 135, 56-65.

*undergraduate, +corresponding author