Viljoen Lab Recent Publications

Newell, H. and HJ Viljoen, “Stability Analysis of a Thin Film on a Rotating Cylinder with Low Airflow” Physics of Fluids (2019).

Li, Q. et al. “Scalable Culturing of Primary Human Glioblastoma Tumor-Initiating Cells with a Cell-Friendly Culture System”, Scientific Reports 8:3531 | DOI:10.1038/s41598-018-21927-4

Miller, A., A. Subramanian and HJ Viljoen, “Theoretically Proposed Optimal Frequency for Ultrasound Induced Cartilage Restoration”. Theoretical Biology and Medical Modelling (2017).

Miller, A, TM. Louw, A. Chama, A. Subramanian and HJ Viljoen, “Modeling Mechanical Stimulation of Chondrocytes”, PLOS ONE (2017).

Miller,A.,A. Subramanian and HJ Viljoen, “A nonlinear model of cell interaction with an acoustic field”, J. Biomechanics 56 pp83-88 (2017).

Thakurta, S. G., Sahu, N., Miller, A., Budhiraja, G., Akert, L., Viljoen, H., & Subramanian, A. “Long-term culture of human mesenchymal stem cell-seeded constructs under ultrasound stimulation: evaluation of chondrogenesis.” Biomedical Physics & Engineering Express, 2(5), 055016. (2016)

Moody,C., H. Newell and HJ Viljoen, “A mathematical model of recombinase polymerase amplification under continuously stirred conditions”, Biochem. Eng. Journal 112 pp193-201 (2016).

Grobler, A., Z. Perez Sierra and HJ Viljoen, “Modeling Nanoparticle Delivery of TB Drugs to Granulomas” J. Theor. Biol. 388 85-95 (2016).

Mutingwende, I., A. Grobler and HJ Viljoen,Development and evaluation of a rapid multiplex-PCR based system for Mycobacterium tuberculosis” Journal of microbiological methods 06/2015; 14. DOI:10.1016/j.mimet.2015.06.007

Louw, TM, A. Subramanian and HJ Viljoen, “Simulation of acoustic fields in fluid-, solid- and porous layers by the combined transfer matrix/angular spectrum approach with applications in bioacoustics” Wave Motion 56 pp122-136 (2015).

Louw, TM, A. Subramanian and HJ Viljoen, “Theoretical evaluation of the acoustic field in an ultrasonic bioreactor” Ultrasound in Medicine and Biology (2015)

Lemmer Y, Grobler A, Moody C and HJ Viljoen, “A Model of Isoniazid Treatment of Tuberculosis’  J. Theoretical Biology 363 367-373 (2014)

Guha Thakurta S, Kraft M, Viljoen HJ and A Subramanian “Enhanced depth-independent chondrocyte proliferation and phenotype maintenance in an ultrasound bioreactor and an assessment of ultrasound dampening in the scaffold” Acta Biomaterialia 10 pp4798-4810  (2014).

Louw TM, Gomez-Duarte O, Subramanian A and HJ Viljoen “ Mathematical modeling of functionalized-microsphere based assays for rapid DNA detection: From sample preparation to results” Biochem. Eng. Journal 88 pp50-60 (2014)  (2014)

Hewlett AL, Whitney SE, Gibbs SG, Smith PW, Viljoen HJ. Mathematical Modeling of Pathogen Trajectory in a Patient Care Environment. Infection Control and Hospital Epidemiology 34(11) pp1181-1188 (2013).

Louw, TM, Budhiraja, G, Viljoen HJ and Subramanian, A “Mechanotransduction of ultrasound is frequency dependent below the cavitation threshold” Ultrasound in Medicine and Biology 39(7) pp1303-1319 (2013)

Grobler, A, O. Levets, S. Whitney, C. Booth and HJ Viljoen, “Rapid Cell Lysis and DNA Capture in a Micro Lysis Reactor”, Chem. Eng. Sci. 81 pp311-318. (2012)

Freifeld, A, Simonsen, K.A., Booth, C.S., Zhao, X, Whitney, S.E., Karre, T., Iwen, P.C. and HJ Viljoen, “A new rapid method for Clostridium difficile DNA extraction and detection in stool:  toward point-of-care diagnostic testing” J. Mol. Diag. 14 (3) pp274-279. (2012)

Louw, T, H.J. Viljoen, S. Whitney and A. Subramanian, “Forced Wave Motion with Internal and Boundary Damping”, J. Appl. Phys. 111 no 014702. (2012)

Pienaar, E. and H.J. Viljoen, “A State-Time Epidemiology Model of Tuberculosis” Comp. Biol. & Chem. 36 pp15-22. (2012)

Guha Thakurta, S., Viljoen, H.J. and A. Subramanian, “Evaluation of the real-time protein adsorption kinetics on albumin-binding surfaces by dynamic in situ spectroscopic ellipsometry” Thin Solid Films  520 (6) pp2200-2207 (2012)

Louw, T., C. Booth, E. Pienaar, J. TerMaat, S. Whitney, and H. Viljoen. “Experimental Validation of a Fundamental Mathematical Model for PCR Efficiency.” Chemical Engineering Science. 66  pp1783-1789 (2011).

Whitney SE, Louw TM  and Viljoen HJ, “Optimization of Oligonucleotide Design” AIChE J 57 pp1912-1918. (2010).

Booth CS, Pienaar E, Termaat JR,  Whitney SE, Louw TM  and Viljoen HJ, “Efficiency of the Polymerase Chain Reaction” Chem. Eng. Sci. 65 pp4996 – 5006 (2010).

Pienaar E, Fluitt A, Whitney SE, Freifeld, AG and Viljoen HJ,  “ A Model of Tuberculosis Transmission and Intervention in an Urban Residential Area.” Comp. Biol. & Chem. 34 pp86-96 (2010).