All Stories

  1. PAT Tools for Process Monitoring of Biologics Manufacturing

    Article • June 2026, Taylor & Francis

    Ayyappa Sudalaiyadum Perumal

  2. The QbD Approach for Manufacturing of Biologics

    Article • June 2026, Taylor & Francis

    Ayyappa Sudalaiyadum Perumal

  3. Emerging Saliva-Based Biosensing Platforms for Noninvasive Glucose Monitoring: Advances and Challenges—A Review

    Article • IEEE Sensors Journal, June 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Ayyappa Sudalaiyadum Perumal

  4. Emerging Non-Conventional Approaches in mRNA-LNP Formulation for Therapeutic Applications

    Article • Pharmaceutics, April 2026, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  5. Investigation on a Freeze-Drying Process for Long-Term Stability of mRNA-LNPs

    Article • Vaccines, March 2026, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  6. Investigation on a Freeze-Drying Process for Long-Term Stability of mRNA-LNPs

    Article • December 2025, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  7. Freeze-Drying of mRNA-LNPs Vaccines: A Review

    Article • Vaccines, August 2025, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  8. Freeze-Drying of mRNA-LNP Vaccines: A Review

    Article • July 2025, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  9. Preliminary Evaluation of Formulations for Stability of mRNA-LNPs Through Freeze-Thaw Stresses and Long-Term Storage

    Article • May 2025, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  10. Preliminary Evaluation of Formulations for Stability of mRNA-LNPs Through Freeze-Thaw Stresses and Long-Term Storage

    Article • May 2025, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  11. Biosensing using antibody-modulated motility of actin filaments on myosin-coated surfaces

    Article • Biosensors and Bioelectronics, February 2024, Elsevier

    Ayyappa Sudalaiyadum Perumal

  12. Investigation of air bubble behaviour after gas embolism events induced in a microfluidic network mimicking microvasculature

    Article • Lab on a Chip, January 2024, Royal Society of Chemistry

    Ayyappa Sudalaiyadum Perumal

  13. A rapid procedure to generate stably transfected HEK293 suspension cells for recombinant protein manufacturing: Yield improvements, bioreactor production and downstream processing

    Article • Protein Expression and Purification, October 2023, Elsevier

    Ayyappa Sudalaiyadum Perumal

  14. Single-Molecule Detection on Nanoparticles-on-Nanoposts

    Article • July 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Ayyappa Sudalaiyadum Perumal

  15. Spatially Addressable Multiplex Biodetection by Calibrated Micro/Nanostructured Surfaces

    Article • ACS Sensors, April 2023, American Chemical Society (ACS)

    Ayyappa Sudalaiyadum Perumal

  16. Hydrophobic Recovery of PDMS Surfaces in Contact with Hydrophilic Entities: Relevance to Biomedical Devices

    Article • Materials, March 2022, MDPI AG

    Ayyappa Sudalaiyadum Perumal

  17. As good as it gets: a scaling comparison of DNA computing, network biocomputing, and electronic computing approaches to an NP-complete problem

    Article • New Journal of Physics, December 2021, Institute of Physics Publishing

    Ayyappa Sudalaiyadum Perumal

  18. Design and fabrication of networks for bacterial computing

    Article • New Journal of Physics, August 2021, Institute of Physics Publishing

    Ayyappa Sudalaiyadum Perumal

  19. Patterns of bacterial motility in microfluidics-confining environments

    Article • Proceedings of the National Academy of Sciences, April 2021, Proceedings of the National Academy of Sciences

    Dan Nicolau, Ayyappa Sudalaiyadum Perumal

  20. Effect of physicochemical parameters on the stability and activity of garlic alliinase and its use for in-situ allicin synthesis

    Article • PLOS One, March 2021, PLOS

    Ayyappa Sudalaiyadum Perumal

  21. Review on Stress Tolerance in Campylobacter jejuni

    Article • Frontiers in Cellular and Infection Microbiology, February 2021, Frontiers

    Ayyappa Sudalaiyadum Perumal

  22. Lensless, reflection-based dark-field microscopy (RDFM) on a CMOS chip

    Article • Biomedical Optics Express, August 2020, Optical Society of America (OSA)

    Ayyappa Sudalaiyadum Perumal

  23. An AgNP-deposited commercial electrochemistry test strip as a platform for urea detection

    Article • Scientific Reports, June 2020, Springer Science + Business Media

    Ayyappa Sudalaiyadum Perumal

  24. Correction to ‘Something has to give: scaling combinatorial computing by biological agents exploring physical networks encoding NP-complete problems’

    Article • Interface Focus, August 2019, Royal Society Publishing

    Ayyappa Sudalaiyadum Perumal

  25. Dual-phone illumination-imaging system for high resolution and large field of view multi-modal microscopy

    Article • Lab on a Chip, January 2019, Royal Society of Chemistry

    Ayyappa Sudalaiyadum Perumal

  26. Space Partitioning and Maze Solving by Bacteria

    Article • January 2019, Springer Science + Business Media

    Ayyappa Sudalaiyadum Perumal

  27. Something has to give: scaling combinatorial computing by biological agents exploring physical networks encoding NP-complete problems

    Article • Interface Focus, October 2018, Royal Society Publishing

    Ayyappa Sudalaiyadum Perumal

  28. RbpA relaxes promoter selectivity of M. tuberculosis RNA polymerase

    Article • Nucleic Acids Research, August 2018, Oxford University Press (OUP)

    Ayyappa Sudalaiyadum Perumal

  29. A Hierarchical 3D Nanostructured Microfluidic Device for Sensitive Detection of Pathogenic Bacteria

    Article • Small, July 2018, Wiley

    Ayyappa Sudalaiyadum Perumal

  30. Bacterial motility behaviour in sub-ten micron wide geometries

    Article • June 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Ayyappa Sudalaiyadum Perumal

  31. Single-molecule analysis reveals the mechanism of transcription activation inM. tuberculosis

    Article • Science Advances, May 2018, American Association for the Advancement of Science

    Ayyappa Sudalaiyadum Perumal

  32. Mycobacterium RbpA cooperates with the stress-response σB subunit of RNA polymerase in promoter DNA unwinding

    Article • Nucleic Acids Research, August 2014, Oxford University Press (OUP)

    Ayyappa Sudalaiyadum Perumal

  33. Comparative analysis for the production of fatty acid alkyl esterase using whole cell biocatalyst and purified enzyme from Rhizopus oryzae on waste cooking oil (sunflower oil)

    Article • Waste Management, August 2012, Elsevier

    Professor Jayamuthunagai Jayaraman, Ayyappa Sudalaiyadum Perumal

  34. Role of the activator protein RbpA from Mycobacterium tuberculosis in transcription regulation

    Article • Agence Bibliographique de l'Enseignement Supérieur

    Ayyappa Sudalaiyadum Perumal