FACULTY OF BASIC SCIENCES

RESEARCH ACHIEVEMENTS


Diagnostic kits developed

  • Peste des petits ruminants virus (PPRV) antigen detection kit based on flow-through technology using monospecific sera against recombinant nucleoprotein
  • PPRV antibody detection kit based on lateral-flow technology using recombinant nucleoprotein
  • CDV-Check-Canine distemper virus (CDV) antibody detection kit based on indirect ELISA using recombinant truncated cross reactive PPRV nucleoprotein
  • Leptospira antibody detection kits based on flow-through and latex agglutination assays using recombinant LipL32 and LipL41 antigens
  • Chicken anaemia virus (CAV) and Rabies antibody detection kits based on latex agglutination assays using recombinant VPI and G antigens respectively

Vaccines developed

  • Nanoparticles Biomarker coupled Newcastle disease virus (NDV) vaccine
  • Live attenuated PPRV vaccine from a local goat strain
  • Live attenuated and inactivated infectious bronchitis virus (IBV) vaccine using a local isolate
  • Inactivated cell culture adapted NDV vaccine

Process developed

  • Chikungunya diagnosis by reverse transcription polymerase chain reaction (PCR)
  • IBV diagnosis and genotyping
  • Rabies antibody assessment by Rapid Fluorescent Focus Inhibition Test (RFFIT)
  • NDV pathotyping
  • PPRV and CDV diagnosis by real-time PCR
  • Marek’s and leptospiral genome detection by loop mediated isothermal amplification assay
  • Avian oncogenic virus genome detection and differentiation by molecular techniques
  • Diagnosis of tuberculosis and paratuberculosis by PCR
  • Leptospira count and typing by a single tube real-time PCR assay
  • Eimeria speciation by PCR and preponderance by real-time PCR
  • Derivatization and characterization of mesenchymal stem cells from sheep foetal bone marrow and buffalo adipose tissue

Research in Social Sciences, Agriculture and IT

  • Developed e-Courses (both On-line and Off-line) for BVSc & AH Degree programme
  • Formulated ‘Milk Price Policy Model’ for Tamil Nadu to revise and update milk procurement price periodically
  • Developed “Technology Achievement Index” for Livestock Sector
  • Evaluated the impacts and impediments of Animal Husbandry development schemes of Government of Tamil Nadu
  • District Agricultural Plan for 31 districts in Tamil Nadu for implementing/funding schemes under Rashtriya Krishi Vikas Yojana was drafted
  • Economic losses due to conception failures, FMD and metabolic disorders in bovines were estimated
  • Biotech Kisan hub at TNAU and TANUVAS
  • Water conserving hydroponic green forage production for livestock farming
  • Fodder cultivation technologies
  • Probiotic bacteria identified in elephant, tiger, sloth bear, Nilgiri langur and reptiles
  • Cortisol levels estimated in wild animals
  • Molecular species identification in reptiles and mammals

Patents Granted (7)

  • A test strip for qualitative detection of antibodies to peste des petits ruminant virus (Patent No. 243290 dated 04.10.2010)
  • ABT mini encapsulator Patent No. 347388 dated 24.09.2020
  • An In-vitro molecular method for identifying gender in Emu Patent No. 349823 dated 22.10.2020
  • Nano-Biomarker coupled Newcastle disease vaccine Patent No. 349908 dated 22.10.2020
  • A novel method to diagnose small ruminants with potential resistance to blue tongue Patent No. 353468 dated 11.12.2020
  • Multiplex PCR primers for detection of fowl oncogenic viruses Patent No. 379484 dated 20.10.2021
  • Genotype specific cell culture vaccine for Newcastle disease Patent No. 391161 dated 04.03.2022

Technologies Commercialised (12: Rs. 25.70 lakhs)

S. No. Technology Product / Technology Transferred to industries/ Field Use Revenue Generated
1. LeptoMultiEp-IgM ELISA based assay for serodiagnosis of Leptospirosis using novel recombinant multiepitopic antigen technology M/s. Genomix Biotech, Hyderabad Rs. 3,00,000/-
2. EndoMetB PB-A probiotic consortium developed for use as a bovine uterine supplement in mild and moderate bovine endometritis M/s. Genomix Biotech, Hyderabad. through TRPVB Rs.5,00,000/-
3. ABT-CHOICE -The kit used for antibiotic selection for mastitis treatment M/s. Genomix Biotech, Hyderabad
4. Emu Sexing Kit VR3 Emu Farms and Hatcheries, Puducherry Rs.6,00,000/-
5. TANUCHEK, a field based test kit for quantification of somatic cell counts in milk and used for early detection of mastitis Supplied for field use through the Directorate of Animal Husbandry and Veterinary Services, Government of Tamil Nadu and TRPVB, TANUVAS Rs.1,50,000/-
6. PPRV truncated nucleoprotein antigen Indian Immunologicals, Hyderabad Rs.2,00,000/-
7. Leptospira LipL41 clone Indian Immunologicals, Hyderabad Rs.2,00,000/-
8. Immunology Teaching kits M/s. Medox Biotech, Chennai Rs.2,70,000/-
9. PPRV Blocking ELISA kit Indian Immunologicals, Hyderabad Only royalty
10. Leptospira Latex Agglutination kit M/s. Fort Pharma, Chennai Rs.1,00,000/-
11. ABT Detect, a screening assay kit for detection of antibiotic residues in meat/milk Transferred to TRPVB, TANUVAS for commercialization Rs.1,50,000/-
12. Aural Spray for Dog to reduce the odour Transferred to TRPVB, TANUVAS for commercialization Rs.1,00,000/-

Other achievements

  • Sequencing the whole genome of five local isolated of NDV (HQ011508, FJ986192, GU187941, HQ902590, HM357251)
  • Expression profiling and ligand-induced cytokine profiles of toll-like receptors (TLRs) in Toda buffaloes and local breeds of goats
  • Ratite sexing methods by PCR and real time PCR
  • Elucidating the role of interferon alpha in the species-specific resistance of PPR
  • Signaling lymphocyte activation molecule (SLAM) is a coreceptor for PPRV
  • Expressed sequence tags of buffalo genome (335), Eimeria ¬(283) and sharks (2051)
  • Molecular epidemiology of NDV, IBV, PPR, CAV, Marek’s disease and Infectious bursal disease viruses