Ritu Das

Ritu Das has graduated with her Ph.D from Bharathiar University, DRDO (DRDE), India in April 2017. Her thesis was on Study of nanoparticle-biomolecule hybrid system for biosensing application. She works on surface functionalization, biosensors, and lab-on-a-chip development .

Research interest: Developing several optical and electrochemical biosensing platforms by coupling micro/nano materials for the detection of biomarkers for disease diagnosis

Publication


  1. An Electrochemical Genosensor for Salmonella typhi on gold nanoparticles- mercaptosilane modified screen printed electrode, Ritu Das, Mukesh K. Sharma, Vepa K. Rao, B.K. Bhattacharya, Iti Garg, V. Venkatesh and Sanjay Upadhyay, Journal of Biotechnology, 188 (2014), 9-16.
  2. Controllable gold nanoparticles deposition on carbon nanotubes and their application in immunosensing, Ritu Das, Sanjay Upadhyay Mukesh K. Sharma, M. Shaik, V. K. Rao and Divesh N. Srivastava, RSC Advances, 5 (2015), 48147-48153.
  3. Electrochemical DNA sensor for anthrax toxin activator gene atxA-detection of PCR amplicons, Ritu Das, Ajay K. Goel, Mukesh K. Sharma, Sanjay Upadhyay, Biosensors and Bioelectronics 74(2015), 939–946
  4. Application of nanomaterials in biosensing for foodborne pathogens detection, Sanjay Upadhyay, Mukesh Kumar Sharma, Ritu Das, Jayaraman Narayanan, Journal of Food Bioengineering and Nanoprocessing, 1(2016), 32 – 55
  5. Preparation of chitosan nanoparticles and their in-vitro characterization, Megha agarwal, Mukesh K. Agarwal, Nalini Shrivastav, Sarika Pandey, Ritu Das, Priyanka Gaur, International Journal of Life Sciences Scientific Research, 4(2018), 1713-1720.
  6. Rapid detection device for Salmonella typhi in milk, juice, water and calf serum, Avinash Kaur, Ritu Das, Mayank Rai Nigam, Ravikrishnan Elangovan, Deepal Pandya, Sandeep Jha. Dinesh Kalyanasundaram, Indian Journal of Microbiology, (2018)
  7. Aptamer-based TB antigen tests for the rapid diagnosis of pulmonary tuberculosis: Potential utility in screening for tuberculosis Surabhi Lavania, Ritu Das, Abhijeet Dhiman, Vithal Prasad Myneedu, Ajoy Verma, Nagendra Singh, Tarun Kumar Sharma , Jaya Sivaswami Tyagi, ACS infectious disease, (2018)
  8. Aptamer-mediated colorimetric and electrochemical detection of Pseudomonas aeruginosa utilizing peroxidase-mimic activity of gold NanoZyme, Ritu Das, Abhijeet Dhiman, Arti Kapil, Vipul Bansal and Tarun Kumar Sharma, Analytical and Bioanalytical Chemistry, 6(2019), 411, 1229–1238
  9. Structural switching electrochemical DNA aptasensor for the rapid diagnosis of tuberculous meningitis, Ritu Das, Abhijeet Dhiman, Subodh Kumar Mishra, Sagarika Haldar, Neera Sharma, Anjali Bansal, Yusra Ahmad, Amit Kumar, Tarun Kumar Sharma, and Jaya Sivaswami Tyagi, International Journal of Nanomedicine, 14(2019), 2103—2113
  10. Rapid aptamer based detection of E.coli using nanozyme activity of gold nanoparticles, (Manuscript under preparation)

11. Electrochemical studies of Carbon Dots embedded Microgels for noninvasive monitoring of bacterial growth (Manuscript under preparation)

  • Book Chapter:

Sanjay Upadhyay, Mukesh K. Sharma, Mahabul Shaik, and Ritu Das Sensors- A Nanotechnological Approach for the Detection of Organophosphorous Compounds/Pesticides. Book Chapter in “The Impact of Pesticides” Edited by Prof Milan Jokanovic, published by Academy Publish Group, USA, 2012 pp.391-415.


Patents:

  • Aptamer against M.tb MPT51and uses thereof., Patent application number: 201811023360

Filing Date: 22nd June, 2018

Title: Aptamer against M.tb MPT51 and uses thereof. Applicant: THSTI | AIIMS | ABIPL

  • Aptamer against M.tb HspX for detection of M.tb (under filling process)