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Faculty Member Details

Staff Id : 13134
Name : Dr. D. SANGEETHA
Designation : ASSISTANT PROFESSOR & HEAD i/c
Department : DIV. OF MICROBIOLOGY
Qualification : M.Sc(MicroBio),M.Phil(MicroBio),PH.D
Specialization : Medical Microbiology, Industrial Microbiology
Date of Birth : 30-06-1982
Date of Joining : 05-03-2007
Present Address Contact Number E-Mail Address
W/o R. Manimaran
No.1, VSP Nagar, Melapalayam Road,
Panruti - 607 106
9486680815sangeethadau@gmail.com
Research Guidance
Discipline Awarded Guidance
M.Phil./M.E./M.Sc. 77
Ph.D. 54


Conference /Seminar / Symposia / Workshop
Conference Seminar Symposia Workshop
National International
Attended 7913-1
Conducted --1--


Research Projects
Major Projects Minor Projects Total Amount (Rs.)
Completed ---
Ongoing ---
Teaching and Research Experience Industry Experience
17 Years -
Journals Conference Books Published Popular Article
National International National International
8 51 5 1 6 -

List of Publications - National
1Geetha Mani, 1 Ishwarya Rajendran, 1Tharani Jayakumar and *Sangeetha Dhayalan, "In vitro and molecular identification of Biofilm producing multidrug resistant nosocomial isolates from the surfaces of hospital environment.", Indian J. Applied & Pure Bio. Vol, Volume 38, Number 3, Sep 2023, pp. 1453-1463. 2023.
R. Ishwarya, J. Tharani, M. Geetha, D. Sangeetha, "Isolation, Identification and Antibacterial Activity of Pigmented Bacteria Isolated from Marine Soil.", Indian journal of natural science, Volume 13, Number 76, Feb 2023, pp. 52264-52270. 2023.
J Tharani, R Ishwarya, M Geetha, D Sangeetha, "Nanoparticles Synthesis from Marine Bacteria and Its Applications - An Overview.", Indian Journal of Natural Sciences, Volume 13, Number 75, Dec 2022, pp. 50227-50237. 2022.
M. Geetha, R. Ishwarya, J. Tharani, D. Sangeetha, "Common Reservoirs of Pathogens and Its Types Causing Nosocomial Infection.", Indian Journal of Natural Sciences, Volume 13, Number 75, Dec 2022, pp. 50390-50401. 2022.
Rajalakshmi Ramachandran and D. Sangeetha, "Antibiofilm efficacy of silver nanoparticles against biofilm forming multidrug resistant clinical isolates.", The Pharma Innovation Journal, Volume 6, Number 11, 2017, pp. 36-43. 2017.
S. Parimala and D. Sangeetha, "Antibacterial activity of Ricinus communis L. solvent extracts against pathogenic bacteria.", Indo-Asian Journal of Multidisciplinary Research (IAJMR), Volume 2, Number 6, 2016, pp. 869-875. 2016.
S. Parimala and D. Sangeetha, "Antifungal activity of Ricinus communis L. solvent extracts against pathogenic Fungi.", Life Science Archives (LSA), Volume 2, Number 5, 2016, pp. 741-746. 2016.
Sangeetha. D and D. Stella, "Effect of nitrogen fixing microorganisms and organic manures on the biomass production of vetiver (Vetiver zizanioides)..", Journal of Phytology, Volume 1, Number 5, 2009, pp. 313-317. 2009.
List of Publications - International
Thiruvenkataswamy Saranya, Krishnamoorthy Kavithaa, Manickam Paulpandi, Sennimalai Ramya, Sureshbabu Harysh Winster, Geetha Mani, Sangeetha Dhayalan, Vellingiri Balachandar, Arul Narayanasamy, "The creation of selenium nanoparticles decorated with troxerutin and their ability to adapt to the tumour microenvironment have therapeutic implications for triple-negative ââ,¬Â¦.", New Journal of Chemistry, Volume 47, Number 9, Feb 2023, pp. 4565-4576. 2023/.
Nayak Debasish, Jayakumar Tharani, Mani Geetha, Dhayalan Sangeetha, "Screening for phytochemical and antibacterial activity of leaves of Mimossa Pudica L. and Lippia Abysinica against urinary tract infection causing pathogens.", Science Archives, Volume 4, Number 1, Jan 2023, pp. 1-6. 2023.
J Ishwarya, D Sangeetha, "Invitrocytotoxic activity of Moringa olifera and sesbania grandiflora against HSV-1 and Mcf-7.", International Journal of current science Research, Volume 1, Number Special issue,MBAND-23-SAWC, Oct 2023, pp. 327-343. 2023.
Geetha Mani, Ishwarya Rajendran, Tharani Jayakumar, Arunkumar Mani, Rajalakshmi Govindaraju, Sangeetha Dhayalan, "Evaluation of Antibiofilm and Antiquorum Sensing Activities of Fucoidan Characterized from Padina boryana against Nosocomial Pathogens.", Applied Biochemistry and Biotechnology, Volume 195, Number 11, Nov 2023, pp. 1-18. 2023.
Geetha Mani, Ishwarya Rajendran, Tharani Jayakumar, and Sangeetha Dhayalan, "Prevalence and Detection of Multidrug Resistance Bacterial Strains Isolated from the Different Inanimate Surfaces of the Hospital Environment.", Uttar Pradesh Journal of Zoology, Volume 44, Number 2, Mar 2023, pp. 95-104. 2023/ https://doi.org/10.56557/upjoz/2023/v44i23409.
Tharani Jayakumar, Geetha Mani, Sangeetha Dhayalan, Ramya Sennimalai, Kavithaa Krishnamoorthy, Chandramohan Govindasamy, Khalid S Al-Numair, Mohammed A Alsaif, Yong Pil Cheon, "Characterization, Antimicrobial and Anticancer Properties of Palladium Nanoparticles Biosynthesized Routed Through Bacillus sp.", Journal of Cluster Science, Volume 34, Number 6, Apr 2023, pp. 2919-2930. 2023.
Janagakumar, D *Sangeetha, R Tharani,J and Ishwarya, "ANTIBACTERIAL ACTIVITY OF PUNICA GRANATUM AND VITIS VINIFERA AGAINST URINARY TRACT INFECTION.", International Journal of Science Academic Research, Volume 3, Number 5, May 2022, pp. 3872-3876. 2022.
R Ishwarya, D Sangeetha, J Tharani, P Ramya, Geetha. M, "Comparative studies on the antibacterial efficacy of clove and cinnamon extracts against clinical isolates.", International Journal of Advanced Research in Biological Sciences, Volume 9, Number 3, Sep 2022, pp. 286-294. 2022.
Deviga, J Tharani, R Ishwarya, M Geetha, and D Sangeetha, "Studies on The Optimization of Protease Production by Thermophilic Bacillus subtilis Isolated from Raw Milk Sample.", Bulletin of Environment, Pharmacology and Life Sciences, Volume 12, Number 1, Dec 2022, pp. 1-8. 2022.
Rajalakshmi Ramachandran, Ramya Parthasarathy, Sangeetha Dhayalan, "Silver nanoparticles synthesized by Euphorbia hirta exhibited antibacterial activity and induced apoptosis through downregulation of PI3Kγ mediated PI3K/Akt ââ,¬Â¦.", Environmental Toxicology, Volume 37, Number 12, Dec 2022, pp. 2865-2876. 2022.
ISHWARYA RAJENDRAN, THARANI JAYAKUMAR, GEETHA MANI, SANGEETHA DHAYALAN, "ANTIBIOFILM AND IN VITRO CYTOTOXIC ACTIVITY OF PIGMENT EXTRACTED FROM MARINE BACTERIA Kocuria flava (AP2).", UTTAR PRADESH JOURNAL OF ZOOLOGY, Volume 43, Number 21, Nov 2022, pp. 32-39. 2022.
THARANI JAYAKUMAR, ISHWARYA RAJENDRAN, GEETHA MANI, SANGEETHA DHAYALAN, "SECONDARY METABOLITES OF ANTAGONISTIC BACTERIAL STRAIN Cytobacillus firmus TCP1 EXERT ANTIBACTERIAL AND ANTICANCER ACTIVITY AGAINST LUNG CANCER A549 CELLS.", UTTAR PRADESH JOURNAL OF ZOOLOGY, Volume 43, Number 19, Oct 2022, pp. 28-35. 2022.
Jubilant Synnah, J Tharani, R Ishwarya, D Sangeetha, "Antibacterial, Antioxidant, and Phytochemical Screening of Essential Oil.", International Journal of Pharmaceutical & Biological Archives, Volume 13, Number 4, Oct 2022, pp. 1-8. 2022.
K Nandhini, J Tharani, D* Sangeetha, "Screening of Antibacterial Activity of Cissus Quadrangularis and Boerhavia diffusa against Clinical Pathogens.", International Journal of Science and Research, Volume 11, Number 10, Oct 2022, pp. 668-672. 2022.
Dhayalan* Tharani ,Jayakumar: Ishwarya ,Rajendran:Geetha, Mani:Sangeetha, "Antibacterial, antibiofilm and antioxidant activity of secondary metabolites of antagonistic bacterial strain Bacillus endophyticus PK2 isolated from marine soil.", International journal of Biosciences, Volume 21, Number 3, Sep 2022, pp. 130-138. 2022.
U Nisha, J. Tharani, D. Sangeetha, "Antibacterial Activity of Syzygium Cumini and Phyllanthus Acidus Seed Extract against Clinical Pathogens.", International Journal of Pharmaceutical and Biological Science Archive, Volume 10, Number 5, Sep 2022, pp. 28-33. 2022.
Sangeetha.,D:Tharani.,J:, Ishwarya,R:Geetha,M:Sivasankari, "IDENTIFICATION OF CELLULOLYTIC BACTERIA FROM THESOIL AND SCREENING OF ITS ENZYMATIC ACTIVITY.", International Journal of Current Pharmaceutical Review and Research, Volume 14, Number 3, Aug 2022, pp. 1-8. 2022.
Narayanasamy Duraisamy 1 , Sangeetha Dhayalan 1,*, Mohammed Rafi Shaik 2,* , Althaf Hussain Shaik 3 , Jilani P. Shaik 4 and Baji Shaik 5, "Evaluation of Antioxidant, Cytotoxic, Mutagenic and Other Inhibitory Potentials of Green Synthesized Chitosan Nanoparticles.", Crystals, Volume 12, Number 1540, Oct 2022, pp. 1-16. 2022.
RakshitRoopshali, D* Sangeetha, P Ramya, "SCREENING FOR BIOFILM-FORMING EFFICACY OF CLINICAL ISOLATES.", International Journal of Pharmaceutical Sciences and Research, Volume 13, Number 5, May 2022, pp. 2188-2197. 2022.
BeherSubhamPrasad, DayalanSangeetha, JayakumarTharani, RajendranIshwarya, "Prevalence of Escherichia coli in Raw Cowââ,¬â"¢s Milk in Cuddalore District.", International Journal of Current Microbiology and Applied Sciences, Volume 11, Number 4, Apr 2022, pp. 286-294. 2022.
D SANGEETHA, J THARANI, R ISHWARYA, P RAMYA, "ISOLATION AND SCREENING OF MARINE BACTERIAL ISOLATES AGAINST CLINICAL PATHOGENS.", International Journal of Current Pharmaceutical Research, Volume 14, Number 3, Mar 2022, pp. 53-57. 2022.
D Sangeetha, J Tharani, R Ishwarya, "ISOLATION AND IDENTIFICATION OF MICRO ORGANISM FROM POND WATER AND ITS ANTIBACTERIAL EFFICACY AGAINST MORINGA OLIFERA.", INDO AMERICAN JOURNAL OF PHARMACEUTICAL SCIENCES, Volume 9, Number 3, Mar 2022, pp. 171-180. 2022.
Madhanganesh, D Sangeetha, J Tharani, R Ishwarya, "BIODEGRADATIONOF CRUDE OIL BY USING SACCHAROMYCES CEREVISIAE ISOLATED FROM PALM WINE.", INTERNATIONAL JOURNAL OF CREATIVE RESEARCH THOUGHTS, Volume 10, Number 7, Feb 2022, pp. 400-408. 2022.
S Anuse, V Sumathi, C Uma, D Sangeetha, P Sivagurunathan, D M & Kumar, "Anti-Diabetic Effect of Acacia catechu Mediated Selenium Nanoparticles.", Uttar Pradesh Journal Of Zoology, Volume 43, Number 24, Dec 2022, pp. 115-120. 2022.
Rajendran Ishwarya, J Tharani, M Geethaand Dhayalan Sangeetha, "Marine Bacterial Pigments and Nanoparticles Synthesis - An Overview.", International Journal of Current Microbiology and Applied Sciences, Volume 11, Number 11, Nov 2022, pp. 178-186. 2022.
J Prabakaran, R Ishwarya, M Geetha, D Sangeetha, "Antibacterial activity of Syzygium cumini (Java plum) seed extract against wound infection causing pathogens.", INTERNATIONAL JOURNAL OF CURRENT RESEARCH IN CHEMISTRY AND PHARMACEUTICAL SCIENCES, Volume 9, Number 10, Nov 2022, pp. 1-8. 2022.
Devendiran, R Ishwarya, J Tharani, D Sangeetha, "STUDIES ON THE UTILIZATION OF GROUNDNUT OIL CAKES FOR LIPASE ENZYME PRODUCTION USING BACILLUS SUBTILIS.", INTERNATIONAL JOURNAL OF SCIENTIFIC RESEARCH, Volume 11, Number 9, Sep 2022, pp. 1-3. 2022.
S Anuse, V Sumathi, C Uma, D Sangeetha, P Sivagurunathan, D M Kumar, "Greener Synthesis and Characterization of the Selenium Nanoparticles From Acacia Catechu.", Uttar Pradesh Journal Of Zoology, Volume 43, Number 24, 2022, pp. 58-71. 2022.
Narayanasamy Duraisamy, Sangeetha Dhayalan, Mohammed Rafi Shaik, Althaf Hussain Shaik, Jilani P Shaik, Baji Shaik, "Green Synthesis of Chitosan Nanoparticles Using of Martynia annua L. Ethanol Leaf Extract and Their Antibacterial Activity.", Crystals, Volume 12, Number 11, Oct 2022, pp. 1550-1560. 2022.
Kamaraj, Y., Jayathandar, R. S., Dhayalan, S., Subramaniyan, S., & Punamalai, G. , "Biodegradation of di-(2-ethylhexyl) phthalate by novel Rhodococcus sp. PFS1 strain isolated from paddy field soil. .", Archives of Microbiology, Volume 204, Number 1, Jan 2022, pp. 1-12. 2022.
Yoganathan Kamaraj , Sangeetha Dhayalan , Uma Chinnaiyan , Veenayohini Kumaresan , Satheeshkumar Subramaniyan , Deepak Kumar , Kokila Muniyandi , Ganesh Punamalai ., "Triterpenoid compound betulin attenuates allergic airway inflammation by modulating antioxidants, inflammatory cytokines and tissue transglutaminase in ovalbumin-induced asthma mice model.", J Pharm Pharmacol, Volume XX, Number 7, Mar 2021, pp. 1-11. 2021/doi:10.1093/jpp/rgab015 .
S Jena, D Sangeetha, P Ramya, Lk Pradhan, "Antibacterial activity of leaf extracts of Adhatoda vasica and Solanum Trilobatum against respiratory infection causing pathogens of clinical origin .", International journal of Life science and Pharma research, Volume sp-07, Number 2250-0480, Jan 2020, pp. 51-55. 2020/ http://dx.doi.org/10.22376/ijpbs/ijlpr 10.SP07/Jan/2020.1-87.
P. Ramya, D. Sangeetha, E.S. Anuj, Lekshmi Gangadhar , "Studies on the production and optimization of levan from Bacillus sp.", Annals of Tropical Medicine and Public Health, Volume 23, Number 7, Apr 2020, pp. 1188-1197. 2020 /http://doi.org/10.36295/ASRO.2020.23744.
P. Ramya, D. Sangeetha, E.S. Anuj, Lekshmi Gangadhar , "Isolation, Identification and Screening of Exopolysaccharides from Marine Bacteria,.", Annals of Tropical Medicine and Public Health, Volume 23, Number 9, May 2020, pp. 1-12. 2020/ http://doi.org/10.36295/ASRO.2020.23940.
24. Ramya Parthasarathy, RajalakshmiRamachandran, Yoganathan Kamaraj &Sangeetha Dhayalan , "Zinc Oxide Nanoparticles Synthesized by Bacillus cereus PMSS-1 Induces OxidativeStress-Mediated Apoptosis via ModulatingApoptotic Proteins in Human Melanoma A375 Cells.", Journal of Cluster Science, Volume 32, Number 6, Nov 2020, pp. 1-12. 2020/DOI :10.1007/s10876-020-01941-1..
P.Ramya,D.Sangeetha, "Characterization of Exopolysaccharides Produced by Marine Bacteria Bacillus cereus.", Journal of The Gujarat Research Society, Volume 21, Number 13, Dec 2019, pp. 126-133. 2019.
P.Ramya,D.Sangeetha, "Characterization of Exopolysaccharides produced by Marine bacillus megaterium.", International journal of Recent Technology and Engineering, Volume 8, Number 3S2, Oct 2019, pp. 287-290. 2019.
D. Sangeetha and P.Ramya, "Antimicrobial efficacy of Terminalia chebula and Tribulus terrestris leaf extracts against urinary tract pathogens.", Internation Journal of Research and Aanalytical Reviews, Volume 5, Number 4, Oct 2018, pp. 861-865. 2018.
P.Ramya and D.Sangeetha , "Antimicrobial activity and phytochemical screening of Vitex negundo L. and Enicostemma littorale L. against certain human pathogens.", Internation Journal of Research and Analytical Reviews, Volume 5, Number 4, Oct 2018, pp. 855-860. 2018.
R. Priyadharshini, D. Sangeetha, V. udhaya, M.R. suseela, V. Natarajan, C. Sudan Suhaa, "Synergistic Antiadherence Bioactivity of Terminalia chebula and Catharanthusroseus Ethanol Extracts against Human pathogenic Bacteria of Clinical Source.", Biosciences, Volume 113, Number (2017), 2017, pp. 49272--49276. 2017.
Anusha Mayavan and Sangeetha D, "Isolation and identification of Marine Fungal species from sea shore soil samples collected from Cuddalore District.", International Journal of Current Advanced Research, Volume 6, Number 11, 2017, pp. 2341-2345. 2017.
Anusha Mayavan and Sangeetha D, ". Antibacterial potential of isolated Marine Fungal species against human bacterial pathogens.", Asia Pacific Journal of Research (APJR), Volume 1, Number LVIII, 2017, pp. 2320-2326. 2017.
Rajalakshmi Ramachandran and D. Sangeetha and Udhaya V, "Effect of antifungal drugs against Candida isolates from diabetic women with vaginitis.", Journal of Infectious Diseases and Therapy, Volume 5, Number 4, 2017, pp. 1000331-1000331. 2017.
Rajalakshmi Ramachandran and D. Sangeetha, "Phenotypic evaluation of biofilm formation in human pathogenic bacterial isolates from different clinical specimens.", European Journal of Biomedical and Pharmaceutical Sciences, Volume 4, Number 10, 2017, pp. 625-632. 2017.
R. Priyadharshini, D. Sangeetha, V. udhaya, M.R. suseela, Harish Thummala, "Synergistic Antibacterial Activity of Terminalia chebulaVitis vinifera and Punicagranatum seed Extracts Against Certain Human Pathogenic Bacteria of Clinical Source.", Biosciences, Volume 101, Number (2016), 2016, pp. 44018-44023. 2016.
Anusha Mayavan and Sangeetha D, "Production of Griseofulvin from marine fungi Penicillumfellutanum..", .International Journal of Applied Research, Volume 2, Number 7, 2016, pp. 332-335. 2016.
Veenayohini K and Sangeetha D, "Isolation and identification of keratinolytic bacteria from poultry waste and assessment of its keratinase activity on chicken feathers.", International Journal of Applied Research, Volume 2, Number 11, Oct 2016, pp. 396-402. 2016.
Uma. C, Sivagurunathan. P and Sangeetha. D, "Performance of Bradyrhizobial isolates under drought conditions.", .International Journal of Current Microbiology and Applied Sciences, Volume 2, Number 5, 2013, pp. 228-232. 2013.
V.Devika, V.Prabudoss and Sangeetha.D, "Influence of Glucanobacterdiazotrophicus on the root colonization of Glomus fasciculatum and growth of sugarcane.", International Journal of Pharmaceutical and Biological Archives, Volume 4, Number 6, Dec 2013, pp. 1250-1259. 2013.
Sangeetha.D and D.Stella, "Survival of plant growth promoting bacterial inoculants in different carrier materials.", International Journal of Pharmaceutical and Biological Archives, Volume 3, Number 1, 2012, pp. 231-239. 2012.
Sangeetha.D and D.Stella, "Screening of antimicrobial activity of vetiver extracts against certain pathogenic microorganisms.", Int. J.Pharma. Biol.Arch. Eco Biotech, Volume 3, Number 1, 2012, pp. 254-260. 2012.
List of Conferences - National
M Geetha, D Sangeetha, Phenotypic and Genotypic Detection of Carbapenem Resistant Bacteria among the clinical isolates, National Conference on Recent Scenario in Biotechnology, Mar 7-7, 2023, Kamban college of Arts and science for women, pp. 11-23. Thiruvannamalai, Kamban College of Arts and Science for women.
J Ishwarya, D Sangeetha, Fungal mediated Bioremediation of Pharmaceutical Effluent, National Conference on Recent Scenario in Biotechnology, Mar 7-7, 2023, Kamban college of Arts and science for women, pp. 40-57. Thiruvannamalai, Kamban College of Arts and Science for women.
D. Sangeetha, and M. Geetha, Efficacy of Biofilm production among the carbapenemresistant Fomites associated nosocomial isolates from the different hospital environments, National conference on Bioengineering and Environmental safety, Feb 24-25, 2023, Department of Chemical Engineering, Annamalai University., pp. 88-93. Annamalai University, Department of Chemical Engineering,.
D.Sangeetha,P.Ramya, Microbiological examination of packed mineral water collected from chidambaram market, National conference on environmental pollution and control technologies, Aug 30-31, 2019, Annamalai University, pp. 144-146. Annamalai nagar, Department of chemical engineering.
D.Sangeetha,P.Ramya, Isolation and identification of Lactic acid bacteria with probiotic potential from fermented cow milk, National Conference on Food Processing and Preservation: Biochemical Principles, Quality & Safety (FPP-2019), Mar 22-23, 2019, Annamalai University, pp. 85-87. Annamalai nagar, Department of chemical engineering.
List of Conferences - International
D.Sangeetha,P.Ramya, Screening and optimization of Protease production from Bacillus subtilis, Proceeding of international conference on biomass ,fuel & chemicals, Sep 12-13, 2019, Chemical enginnering , pp. 203-204. Coimbatore, Bonfring.
List of Book Published
Sangeetha D, Uma C, Saranraj J.P, Bioethanol Production by Saccharomyces cerevisiae, Heinrich-Bocking-Str. 6-8, 66121 Saarbrucken, Deutschland/Germany: Lambert Academic publishing, 978-3-659-45926-9, pp. 1-80. Jun 2013, -.
D Sangeetha, V Sumathi, Synthetic Microbial Research- Challenges and Prospects, Dharsan publisher,Tamil Nadu,India: Dharsan publishers, 978-81-947071-0-3 , pp. 34-47. Nov 2021.
D Narayanasamy, D Sangeetha, Recent Reaearch in Microbiology, Thanuj International Publishers,Tamil Nadu,India: Thanuj International Publishers, 978-93-94638-01-3, pp. 1-24. May 2022.
M Geetha, D Sangeetha, Innovative Trends in Biological Science, India: BLUEROSE PUBLISHERS, 978-93-5704-927-6, pp. 88-93. Feb 2022, www.bluerosepublishers.com.
S Geetha, J Ishwarya, D Sangeetha, Current research in Lifescience, Thanuj International Publishers,Tamil Nadu,India: Thanuj International Publishers, 978-93-94638-22-8, pp. 194-241. Feb 2023.
D Sangeetha, V Sumathi, and R. Ishwarya, Current research in Lifescience, Thanuj International Publishers,Tamil Nadu,India: Thanuj International Publishers, 978-93-94638-22-8, pp. 101-109. Feb 2023.
List of Awards /Honours / Memberships
Society for Biotechnologists(India) - L-946
The Association of Microbiologists of India - 4767-2018
Microbiology Society-India - LM/252