dr-manjula manoji weerasekera

RESEARCH & PUBLICATIONS


 

Dr.  Manjula Manoji Weerasekera

Dr. Manjula Manoji Weerasekera BSc(Osmania), MPhil (USJP),PhD (Otago,NZ)

Senior Lecturer Grade I
Department of Microbiology

Telephone - Office : +94 11 2758643     
E-mail : mmweera@yahoo.com

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AWARDS


 

  1. 2017 - NSF Travelling Fellowship 2017 - International center for Genetic Engineering and Biotechnology (ICGEB) organized course, "Bioinformatics: Computer Methods in Molecular and Systems Biology", ICGEB, Trieste, Italy, 26th June - 30th June 2017
  2. 2016 - Research Awards University of Sri Jayewardenepura - In recognition of publishing research papers in indexed (SCI/SSCI/AHCI) journals
  3. 2016 - Research Awards University of Sri Jayewardenepura - External research Grants for the year 2016
  4. 2015 - Research Awards University of Sri Jayewardenepura - External research Grants for the year 2015
  5. 2015 - Research Awards University of Sri Jayewardenepura - In recognition of publishing research papers in indexed (SCI/SSCI/AHCI) journals
  6. 2015 - Presidential awards for scientific publication
  7. 2013 - NRC Merit Award for Scientific Publication
  8. 2005 - Commonwealth Scholarship
  9. Runner up - Poster presentation - Evaluation of a simple and rapid microscopy technique for detection Sumaiha MHF, Damayanthi MKS, Weerasekara MM, Fernando SSN, Gunasekera TDCP. Scientific sessions 2016, Faculty of Medical Sciences, University of Sri Jayewardenepura
  10. Best Poster presentation - Knowledge attitudes and practices on infection control among funeral industry workers in selected provinces in Sri Lanka. Scientific Sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura. Abeykoon AI, Gunasekara TDCP, Weerasekara MM, Fernando SSN. Faculty of Medical Sciences, University of Sri Jayewardenepura, Scientific Sessions 2015
  11. Third Prize in oral presentation - The Sri Lanka College of Microbiologists 22nd Annual academic sessions 2013. Third Prize in oral presentation for the paper titled "Proportion of fungal foot infections in patients with type 2 diabetes at a tertiary care hospital." Wijesuriya TM, Weerasekera MM, Kottahachchi J, Dissanayake MSS, Prathapan S, Gunasekara TDCP, Nagahawatte A, Guruge LD, Bulugahapitiya U, Fernando SSN.
  12. Runner up - Poster presentation - Scientific sessions 2012, Faculty of Medical Sciences, University of Sri Jayawardenepura. "Eetiology of superficial fungal infections among cleaning staff at University of Sri Jayewardenepura." Rajakulasooriya RSR, Perera WPSSS, Weerasekera MM, Kottachchi J, Fernando SSN, Bogahawatte LBAE

 

 

RESEARCH PUBLICATIONS IN PEER REVIEWED JOURNALS


 

  1. TDCP Gunasekara, NDM Radhika, KK Ragunathan, DPP Gunathilaka, MM Weerasekera, HGSP Hewageegana, L A D M Arawwawala and SSN Fernando. Determination of Antimicrobial Potential of Five Herbs used in Ayurveda Practices against Candida albicans, Candida parapsilosis and Methicillin Resistant Staphylococcus aureus. Ancient Science of Life. 2017 Apr-Jun; 36(4): 187-190. doi: 10.4103/asl.ASL_179_16
  2. Piyumali Sandareka Arachchi, Neluka Fernando, Manjula Manoji Weerasekera, Bimalka Senevirathna, Deepaka D. Weerasekera, and Chinthika Prabhashinie Gunasekara. Proinflammatory Cytokine IL-17 Shows a Significant Association with Helicobacter pylori Infection and Disease Severity. Gastroenterology Research and Practice
    Volume 2017 (2017), Article ID 6265150, 7 pages. https://doi.org/10.1155/2017/6265150
  3. Gunasekara CP, Sumaiha MHF, Damayanthi MKS, Weerasekera MM, Fernando SSN. Utility of a modified silver staining technique for detection of Leptospira Sri Lankan Journal of Infectious Diseases 2017 Vol.7 (2):85-91 DOI: http://dx.doi.org/10.4038/sljid.v7i2.8142
  4. ULNH Senarathna, SSN Fernando, TDCP Gunasekara, MM Weerasekera, HGSP Hewageegana, NDH Arachchi, HD Siriwardena and PM Jayaweera. Enhanced antibacterial activity of TiO2 nanoparticle surface modified with Garcinia zeylanica extract. Chemistry Central Journal 2017, 11:7 SCI DOI: 10.1186/s13065-017-0236-x
  5. Ayomi Dilhari, Asanga Sampath, Chinthika Gunasekara, Neluka Fernando, Deepaka Weerasekera, Chris Sissons, Andrew McBain, Manjula Weerasekera. Evaluation of the impact of six different DNA extraction methods for the representation of the microbial community associated with human chronic wound infections using a gel-based DNA profiling method. Applied Microbiology and Biotechnology Express, SCI 2017.7 :179 DOI 10.1186/s13568-017-047-z
  6. Manjula M Weerasekera, Chris H Sissons, Lisa Wong, Sally A Anderson, Ann R Holmes, Richard D Cannon. Denaturing gradient gel electrophoresis profiles of bacteria from the saliva of twenty four different individuals form clusters that showed no relationship to the yeasts present Archives of Oral Biology. SCI 2017, 82. 6-10. https://doi.org/10.1016/j.archoralbio.2017.05.014
  7. M.K.A. Sampath, M.M. Weerasekera, TDCP. Gunasekera, K.A.A. Dihari, U.Bulugahapitiya, S.S.N. Fernando,. A sensitive and a rapid multiplex polymerase chain reaction for theidentification of Candida species inconcentrated oral rinse specimens in patients with diabetes Acta Odontologica Scandinavica. (2016). http://dx.doi.org/10.1080/00016357.2016.1265146. SCI
  8. Asanga Sampath, Manjula Weerasekera, Ayomi Dilhari, Chinthika Gunasekara, Uditha Bulugahapitiya, Neluka Fernando, Lakshman Samaranayake. Comparison of duplex PCR and phenotypic analysis in differentiating Candida dubliniensis from Candida albicans from oral samples. AMB express, SCI 2017; 7:141.
  9. Abeykoon AI, Gunasekara CP, Weerasekera MM, Fernando N. Awareness of occupational risks, infection control practices and HIV antibody status among furenal industry workers in Sri Lanka. (2017) Vol (1): 28-37. DOI : http://doi.org/10.4038/sljid.v7il.8127
  10. Ayomi Dilhari, Manjula M. Weerasekera, Anusha Siriwardhana, Oshanthi Maheshika, Chinthika Gunasekera, Sunil kulathilaka, Ajith Nagahawatte, Neluka Fernando, Candida infection in oral leukoplakia; an unperceived public health problem: Acta Odontologica Scandinavica. (2016). August 19: 1-5. SCI
  11. Kanchana Bandara, Manjula Manoji Weerasekera, Chinthika Gunasekara, Nilantha Ranasinghe, Chamil Marasinghe and Neluka Fernando. Utility of modified Faines criteria in diagnosis of leptospirosis. BMC Infectious Diseases. (2016). 16:446.SCI
  12. Ajona Megalathan, Sajeewani Kumarage, Ayomi Dilhari, Manjula M.Weerasekera, Siromi Samarasinghe, Nilwala Kottegoda. Natural Curcuminoids Encapsulated in Layered Double Hydroxides - A Novel Antimicrobial Nanohybrid. Chemistry Central Journal (2016 ).10:35, 1-10 SCI
  13. Manjula M. Weerasekera, Gayan K.Wijesinghe, Thilini A. Jayarathna, Chinthika P. Gunasekara, Neluka Fernando, Nilwala Kottegoda, Lakshman P. Samaranayake. Culture Media Profoundly Affect Candida albicans and Candida tropicalis Growth, Adhesion, and Biofilm Development. Memórias do Instituto Oswaldo Cruz. (2016) 1-6 doi: 10.1590/0074-02760160294 SCI
  14. Kanchana Bandara, Chinthika Gunasekara, Manjula Manoji Weerasekera, Nilantha Ranasinghe, Chamil Marasinghe and Neluka Fernando.Comparison of three rapid diagnostic assays for diagnosis of leptospirosis in a resource poor setting World Journal of Pharmaceutical research, (2016) 5(7) 1771-1780
  15. Thisuri De Silva, Manjula Weerasekera, Dhammika Edirisinghe, Chinthika Gunasekara, Asanga Sampath, Uditha Bulugahapitiya and Neluka Fernando. Patients with diabetes: their perception and practices towards oral health. World Journal of Pharmaceutical research, (2016) 5 (3):149-158
  16. Manjula Manoji Weerasekera, Chinthika Gunasekara, Neluka Fernando, Janani Kottachchi, Tishani Methsala Wijesuriya, Achala Bogahawattha, Ramya Pathiraja vovaginal candidiasis in patients presenting with vaginal discharge in a Sri-Lankan setting. J South Asian Feder Obst Gynae 2016;8(2):1-4
  17. Piyumali Sandareka Arachchi, Chinthika Prabhashinie Gunasekara, Manjula Manoji Weerasekeraka, Nushka Lahiri Ubhayawarana, Deepaka Weerasekera, Kamani Samarasinghe, Bimalka Senevirathne, Neluka Fernando. Association between selected Human Leukocyte Antigen alleles and Helicobacter pylori infection among dyspeptic patients. International Journal of Enteric Pathogens 2016, 4(4):e37102
  18. Nushka L Ubhayawardana, Manjula M Weerasekera, Deepaka D Weerasekera, Kamani Samarasinghe, Chinthika P Gunasekera, Neluka Fernando, Detection of Clarithromycin Resistant Helicobacter pylori Strains in a Dyspeptic Patient Population in Sri Lanka by PCR-RFLP. Indian Journal of Medical Microbiology, (2015) 33(3): 374-377 SCI
  19. Jayoda Perera, Manjula Weerasekera and Nilwala Kottegoda. Slow release anti-fungal skin formulations based on citric acid intercalated layered double hydroxides nanohybrids. Chemistry Central Journal 2015, 9:27 SCI
  20. Kanchana Kumari Bandara, Manjula Weerasekera, Chinthika P Gunasekara, Nilantha Ranasinghe, Chamil Marasinghe, Neluka Fernando, Molecular characterization and disease severity of leptospirosis in Sri Lanka. Mem Inst Oswaldo Cruz, Rio de Janeiro: 1-7, 2015 SCI
  21. T.M. Wijesuriya, J. Kottahachchi, T.D.C.P. Gunasekara, U. Bulugahapitiya, K.N.P. Ranasinghe,S. S. Neluka Fernando, M.M. Weerasekara. Aspergillus species: An emerging pathogen in onychomycosis among diabetics. Indian Journal of Endocrinology and Metabolism 2015 Vol 9 (6): 811-816
  22. D.l. Nushka L Ubhayawardana, Manjula M Weerasekera, Deepaka D Weerasekera, Chinthika P Gunasekera, S.S. Neluka Fernando, Proportion of Helicobacter pylori among dyspeptic patients detected by molecular methods in a Teaching Hospital in Sri Lanka. Int. J. Enteric Pathog., (2015) 3(4): 48-50
  23. M. Weerasekera, N. Fernando, T. Welgamage, K. Premarathna, T. Wijesuriya, N. Ranasinghe. Management of patients with clinically suspected pyelonephritis in a resource poor setting in Sri Lanka. Journal of Ceylon College of Physicians (2015)Vol 1&2 (46) 16-18
  24. T.M Wijesuriya, M,M. Weerasekera, J. Kottachchi, U. Bulugahapitiya, MSS Disanayaka, S Prathapan, KNP Ranasinghe, TDCP Gunasekera, LD Guruge, A Nagahawatte, SSN Fenando. Proportion of Lower Limb Fungal Foot Infections in Patients with Type 2 Diabetes at a Tertiary Care Hospital in Sri Lanka. Indian Journal of Endocrinology and Metabolism 2014 Vol 18 (1): P 63-69
  25. D Weerasekara, DMBT Dissanayake, GIDDAD Athukorala, MM Weerasekera, SSN Fernando. Antibiotic resistance in Helicobacter pylori: Recent insights. Review. Sri Lanka Journal of Infectious Diseases. 2014 Vol.4(1):2-8
  26. WPSSS Perera, RSR Rajakulasooriya, M.M Weerasekera, J Kottahachchi, TDCP Gunasekera, LBAE Bogahawatta, SSN Fernando. Proportion of superficial fungal infections among members of the cleaning staff at the University of Sri Jayewardenepura. Sri Lanka Journal of Infectious Diseases. 2014 Vol.4(1):38-47
  27. Manjula M. Weerasekera, Chris H. Sissons, Lisa Wong, Sally Anderson,Ann R. Holmes, Richard D. Cannon. Use of denaturing gradient gel electrophoresis for the identification of mixed oral yeasts in human saliva. Journal of Medical Microbiology, February 2013 62:319-330 SCI
  28. PLR Gomes, S Hewageegana, J Kottahachchi, GIDDAD Athukorala, M.M Weerasekera, TDCP Gunasekera, DMBT Dissanayake, DFD Meedin, SSN Fernando. In vitro study to determine antimicrobial activity of selected Ayurvedic preparations against bacteria and fungi causing superficial skin infections. Journal of Infectious Diseases. February 2013 1:32-39
  29. D.L.N.L. Ubhayawardana, J. Kottahachchi, M.M. Weerasekera, I.W. M.P.Wanigasooriya, S.S.N. Fernando,M. De Silva. Residual bioburden in reprocessed side-view endoscopes used for endoscopic retrograde cholangiopancreatography (ERCP) Endoscopy International Open 2013; 1: E12-E16
  30. MHJD Ariyaratne, TDCP Gunasekara, M.M Weerasekara, J Kottahachchi, BP Kudavidanage, SSN Fernando. Knowledge, attitudes and practices of hand hygiene among final year medical and nursing students at the University of Sri Jayewardenepura. Sri Lankan Journal of Infectious Diseases 2013 Vol.3(1);15-25
  31. T.D.C.P. Gunasekara, V.G.N.S. Velathnthiri, M.M. Weerasekara, S.S.N. Fernando, M.K. Peelawattage, D. Guruge. "Knowledge, attitudes and practices of Dengue fever among a suburban population in Sri Lanka" Galle Medical journal 2012. vol1791: 10-17.
  32. Sissons, C., Wong, L., Weerasekera, M.M., Filoche, S.K., van Bekkum, M., & Gellen, L. (Person-specific microbiota responses to sucrose of the plaque microcosm development. Journal of Dental Research, 2011. 90(Spec Iss B), 154983. Retrieved from http://www.dentalresearch.org
  33. Gomes PRL, Fernando SSN, Weerasekera DD, Velathanthiri N,Rizny MSM, Weerasekera MM, Mahendra R. Aerobic bacteria associated with symptomatic gallstone disease and their susceptibility. Galle Medical Journal 2006 Vol 11(1) 9-13
  34. Deepal Weerasekera, Sirimali Fernando, Manjula Weerasekera. Susceptibility to rubella among pregnant women and serological evidence of congenital rubella in newborn babies at Colombo South Teaching hospital. Ceylon Medical Journal. 2003, June., Vol 48, No 2, 51-53

 

 

PUBLISHED ABSTRACTS IN LOCAL AND INTERNATIONAL CONFERENCES


 

  1. Bandara AWMKK, Weerasekera M.M, Gunasekera TDCP, Hapugoda MD, Ranasinghe KNP, MArasinghe MGCP, Fernando SSN. Modified Faines Criteria; A useful diagnosis tool in resource poor settings. 10th International Leptospirosis Society Conference 2017. Nov 27th - Dec 1st. New Zealand. Oral presentation
  2. Marasinghe MGCP, Bandara AWMKK, Weerasekera M.M, Gunasekera TDCP, Hapugoda MD, Ranasinghe KNP, Fernando SSSN. Predictors of disease severity of leptospirosis on admission - A Sri Lankan Study. 10th International Leptospirosis Society Conference 2017. Nov 27th - Dec 1st. New Zealand. Oral presentation
  3. P. Ragutharan, M.M. Weerasekera and S. Ekanayake. Antibacterial activity of selected BArringtonia asiatica seed kernel fractions against bacteria. Sri Lanka Asscoiation for Advancement of Science (SLASS) Proceedings of the 73rd Annual Sessions. 2017950/E2
  4. Dilhari KAA, Pathirana S, Gunasekara TDCP, Fernando SSN, Weerasekera DD, Bulugahapitiya U, Weerasekera MM. Salmonella paratyphi A as an unusual pathogen isolated from an infected diabetic wound. National Health Research Symposium 2017. Page 231. PP 30
  5. PS. Edirisooriyaarachchi, PAPA Hansini, MMK. Peiris, M.M Weerasekera, S.S.N Fernando, B.P. Kudavidanage, S. Jayasekara, C. Halala, T.D.C.P. Gunasekara. Virulence factors and biofilm formation among Acinetobacter species isolated from different clinical specimens. Proceedings of College of Medical Laboratory Science, Sri Lanka. Annual academic Sessions - 2017. PP 07 - Page 21
  6. PS. Arachchi, TN Gamage, PS Edirisooriya Arachchi, MM Weerasekera, B. Senevirathna, D Weerasekera, N. Fernando, CP Gunasekara. Gastropanel Assay.: A non invasive diagnostic method for diagnosis of Helicobacter pylori infection and disease severity. Proceedings of College of Medical Laboratory Science, Sri Lanka. Annual academic Sessions - 2017. PP 01 - Page 15
  7. KAA Dilhari, TDCP Gunasekara, MKA Sampath, SSN Fernando, DD Weerasekera,C. Sissons, AJ McBain, Weerasekera MM. Comparison of six different DNA extraction methods for polymerase chain reaction based denaturing gradient gel electrophoresis (PCR-DGGE). Proceedings of College of Medical Laboratory Science, Sri Lanka. Annual academic Sessions - 2017. OP 04 - Page 04
  8. Buddhika Gayani, Ayomi Dilhari, Sajeewani Kumarage, Gayan Kanchana Wijesinghe, Dilru Ratnaweera, Nilwala Kottegoda, Manjula M. Weerasekera, Anti-biofilm Activity of Citrate Intercalated Layered Double Hydroxide against Selected Biofilm Forming Uropathogens. Proceedings of 6th Annual Bacteriology and Parasitology Meeting, 13th - 14th September 2017, Singapore. (Oral presentation)
  9. Dilhari KAA, Gunasekara TDCP, Fernando SSN, Weerasekera DD, Bulugahapitiya U, Pathirage S, Weerasekera MM. Identification of aerobic and anaerobic bacterial species from chronic diabetic wounds. Annual Scientific Sessions of the Sri Lanka College of Microbiologists, Sri Lanka Foundation, Colombo 07; 31st August & 1st September 2017; Poster Presentation.
  10. Ranasinghe KNP, Rathnasiri MMG, Jayasuriya EGKM, Hettihewa C, Wanigasinghe CL, Dilhari KAA, Weerasekera MM. Incidence of nephrotoxicity among Gentamicin treated surgical patients at Base Hospital Tangalle. 47th World congress of surgery 2017, Basel, Switzerland. 23-17th August 2017 organized by International society for surgery.
  11. Wijesinghe GK, Dilhari KAA, Gayani GDB, Kumarage S, Kottegoda N, Weerasekera MM. Effect of laboratory culture media, Citrate Encapsulated and Curcumin Encapsulated Layered Double Hydroxides on In-vitro Pseudomonas aeruginosa biofilm growth. 10th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka. 3rd & 4th August 2017. Best Oral Presentation.
  12. Senevirathne MAL, Anuradha UK, Peiris MMK, Hewageegana HGSP, Arawwala LDAM, Siriwardhene MA, Dabare PRL, Weerasekera MM, Fernando SSN, Gunasekara TDCP, Formulation of a Garcinia zeylanica herbal aqueous cream as a potential antiseptic and determination of the antimicrobial activity in vitro, Proceedings of the Scientific sessions 24th-25th May 2017, Faculty of Medical Sciences, University of Sri Jayewardenepura. PP33
  13. Arachchi AMPS, Weerasekera MM, Fernando SSN, Weerasekera D, Senevirathna MBS, Gunasekara TDCP. Dietary patterns and Behavioural risk factors in Helicobacter pylori infection in a Sri Lankan dyspeptic patient population. Proceedings of the Scientific sessions 24th-25th May 2017, Faculty of Medical Sciences, University of Sri Jayewardenepura.
  14. Wijesinghe GK, Dilhari KAA, Buddika G, Gunasekera TDCP, Fernando SSN, Kottegoda N, Samaranayake LP, Weersekera MM. Impact of routine laboratory culture media of in vitro biofilm formation of Pseudomonas aeruginosa, Stapylococcus aureus and Enterococcus fecalis. Proceedings of the Scientific sessions 24th-25th May 2017, Faculty of Medical Sciences, University of Sri Jayewardenepura. OP 09
  15. Dilhari KAA, Gunasekera TDCP, Fernando SSN, Weerasekera DD, Bulugahapitiya U, Pathirage S, Sissons CH, McBain AJ, Weersekera MM. Development and validation of a reference marker for identification of aerobic and anerobic bacteria associated with diabetes chronic wound ulcers using PCR denaturing gradient gel electrophoresis. Proceedings of the Scientific sessions 24th-25th May 2017, Faculty of Medical Sciences, University of Sri Jayewardenepura. OP 08
  16. Gamage GGTN, Bandara AWMK, Marasinghe MGCP, Weersekera MM, Fernando SSN, Gunasekera TDCP. Optimization of a real time PCR for quantification of Leptospira bacterial loads in patients using SYBR green based real time PCR Proceedings of the Scientific sessions 24th-25th May 2017, Faculty of Medical Sciences, University of Sri Jayewardenepura.PP 34
  17. Sampath M.K.A., Gunasekara T.D.C.P., Fernando S.S.N., Dilhari K.A.A., Bulugahapitiya U., Weerasekera M.M. Molecular identification of candida dubliniensis in patients with type 2 diabetes for the first time Sri Lanka. SLMA sessions, 2017.
  18. Dilhari K.A.A., Gunasekara T.D.C.P., Fernando S.S.N., Weerasekera D.D., Bulugahapitiya U., Pathirage S., Kottegoda N., McBain A.J., Weerasekera M.M. Use of a simple gram stain method bench marked with scanning electron microscopy to identify biofilm involvement in chronic wound infections. SLMA sessions, 2017.
  19. Dilhari KAA, Gunasekera TDCP, Fernando SSN, Weerasekera DD, Bulugahapitiya U, Pathirage S, Sissons CH, McBain AJ, Weerasekera MM. Chronic Wounds in Diabetes: Molecular profiling of bacterial community and biofilm architecture. Proceeding of 49th Annual Academic Sessions. September 22-24th 2016; Colombo, Sri Lanka. Oral Presentation.
  20. Ubhayawardana DLNL, Weerasekera MM, Gunasekara TDCP, Samarasekera K, Weerasekera DD, Fernando SSN. Helicobacter pylori infection: Correlation to disease severity, Clarithromycin resistance in a Sri Lankan setting. The abstract has been accepted for an oral presentation at the "17th International Congress on Infectious Diseases" Hyderabad, India from March 2 to 5, 2016. Oral presentation
  21. Wijesinghe GK. Jayarathna TA, Gunasekara CP, Fernando N, Kottegoda N, Weerasekera MM. Invitro biofilm formation of Candida species : Impact of different sugars, its concentrations and effect of two ayurvedic preparations. Proceedings of the Global Research and Development services 12th International conference on biotechnology, Bio Informatics, Bio Medical Sciences and Stem cell applications on 9th and 10th December 2016 at Linton University College, Kuala Lumpur, Malaysia
  22. M.K.A. Sampath, M.M. Weerasekera, TDCP. Gunasekera, K.A.A. Dihari, U. Bulugahapitiya, S.S.N. fernando,. Oral candidiasis in patients with type 2 diabetes: comparision of a novel multiplex PCR and chrom agar in identification. "17th International Congress on Infectious Diseases" Hyderabad, India from March 2 to 5, 2016.poster presentation
  23. Dilhari KAA, Gunasekara TDCP, Siriwardhana SJAP, Maheshika LO, Karunathilaka AHTS, Fernando SSN, Weerasekera MM. Candida Infection in Oral Leukoplakia: Site of infection, etiology and effect of smoking, betel chewing and alcohol consumption. Proceedings of the Annual Academic sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura, poster presentation 2016. April 7-8
  24. Wijesighe GK, Jayarathna PDTA, Gunasekera TDCP, Kottegoda N, Fernando SSN, Weerasekera MM. Influence of culture medium on in-vitro biofilm formation by Candida species. Annual Academic sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura, oral presentation (OP 2) 2016. April 6-7
  25. Sumaiha MHF, Damayanthi MKS, Weerasekera MM, Fernando SSN, Gunasekera TDCP. "Evaluation of a simple and rapid microscopy technique for detection of leptospira." Proceedings of the Annual Scientific sessions 2016, Faculty of Medical Sciences, University of Sri Jayewardenepura in Collaboration with Sri Jayewardenepura General Hospital, poster presentation 2016. April 7-8.
  26. Karunanayake IU, Premathilake NR, Weerasekera MM, Fernando SSN, Pathiraja R, Gunasekara TDCP. Are we satisfy with what we know about Human Papilloma virus (HPV) and HPV vaccine. Proceedings of the Annual Scientific sessions 2016, Faculty of Medical Sciences, University of Sri Jayewardenepura in Collaboration with Sri Jayewardenepura General Hospital, poster presentation 2016. April 7-8
  27. Senarathna ULNH, Fernando SSN, Gunasekara TDCP, Weerasekera MM, Wickrama WDSA, Perera MKR, Arachchi NDH, Jayaweera PM. TiO2 21 nm nanoparticles as a photocatalytic antimicrobial agent against E. coli, Candida albicans and Methicillin resistant Staphylococcus aureus : a comparison. Proceedings of the Annual Scientific sessions 2016, Faculty of Medical Sciences, University of Sri Jayewardenepura in Collaboration with Sri Jayewardenepura General Hospital, Oral presentation (OP 5) 2016. April 7-8
  28. Arachchi AMPS, Weerasekera MM, Fernando SSN, Ubayawardana DLNL, Weerasekara D, Samarasinghe K, Senevirathna MBS, Gunasekara TDCP. Association of selected HLA DQA1*0102, HLA-DQA1* 0103 and HLA-DQB1*0301 with the presence of H. pylori infection and disease severity among dyspeptic patients. Poster presentation (PP 059) Proceedings of the Sri Lanka Medical Association 129th Anniversary International Medical Congress 2016. 24th to 27th July 2016 (Page 184-185)
  29. Jayarathna PDTA, Wijesighe GK, Weerasekera MM, Gunasekera TDCP, Fernando SSN, Kottegoda N. Effect of natural sugars and an artificial sweetner on Biofilm formation of Candida species. Oral presentation (OPO38) Proceedings of the Sri Lanka Medical Association 129th Anniversary International Medical Congress 2016. 24th to 27th July 2016. (Page 124-125)
  30. Sampath MAK, Gunasekara C, Fernando N, Bulugahapitiya U, Weerasekera M. Proportion of patients with type 2 diabetes who are at risk of developing oral Candida infection in a Sri Lankan setting: a molecular based identification. Poster presentation (PP06) Proceedings of the Endocrine congress 2016 held by Sri Lanka College of Endocrinologists in collaboration with South Asian Federation of Endocrine societies. 12-14th August 2016.
  31. Arachchi MPS, Weerasekera MM, Fernando SSN, Ubayawardana DLNL, Samarasinghe K, Gunasekara TDCP Association of Helicobacter pylori infection and virulence factors with selected Human Leucocyte Antigen DQA1 and DQB1 alleles among dyspeptic patients. Oral presentation at the 7th International Conference on Biotechnology, Bio Informatics, Bio Medical Sciences and Stem Cell Applications organized by the Global Research and Development Services at Nanyang Technological University, Singapore on 11th and 12th November 2016.
  32. Raguparan V, Madushani LHPM, Weerasekera MM, Kudavidanage BP, Kalubowila D, Hewageegana HGSP, Fernando SSN, Gunasekara TDCP. Antimicrobial activity of selected herbal and chemical disinfectants against Acinetobacter species causing ventilator associated pneumonia. Poster presentation at the 5th Annual Conference and Scientific sessions of the Sri Lankan Society for Microbiology (SSM) at Oak Ray Regency Hotel Kandy 21st October 2016.
  33. V Raguparan, LHPM Madushani, M.M. Weerasekera, BP Kudavidanage, D Kalubowila, HGSP Hewageegana, S.S.N. Fernando, T.D.C.P. Gunasekara Bacterial biofilm inhibition by selected herbal and chemical disinfectants against Pseudomonas aeruginosa, Klebsiella pneumoniae, Staphylococcus aureus, Escherichia coli and Acinetobacter baumannii Proceedings of the ICAUST
  34. MMK Peiris, ULNH Senarathna, TDCP Gunasekara, M.M. Weerasekara, NDH Arachchi, PMJayaweera and SSN Fernando Use of green silver nano-particles as an antimicrobial agent - A preliminary study. 5th Annual Conference & Scientific Sessions Sri Lankan Society For Microbiology (SSM) 21st Oct. 2016 vol 4
  35. Ajona Megalathan, Manjula M. Weerasekera, Ayomi Dilhara, Nilwala Kottedoda. Natural Turmeric encapsulated layered double hydroxides as anti- microbial nanohybrids. Oral presentation. Proceedings of 3rd International conference and Exhibition on Pharmacognosy, phytochemistry and Natural products. October 26- 28th 2015. Hyderabad, India
  36. MM Weerasekera, TM Wijesooriya, T.D.C.P. Gunasekara ,U. Bulugahapitiya, J. Kottahachchi, S.S.N. Fernando. Superficial fungal foot infections: Aetiology and risk factors among diabetic patients in Sri Lanka. Global Research and Development Services (GRDS). International Conference on Advances in Healthcare & Life Sciences (ICAHL), 5th and 6th January, 2015, Bangkok, Thailand
  37. T.M Wijesuriya, J.Kottachchi TDCP Gunasekera, U. Bulugahapitiya KNP Ranasinghe SSN Fenando, M.M. Weerasekera, Risk of Onychomycosis in diabetic patients in Colombo South Teaching Hospital. ESSL 2015, 7th Annual Academic Sessions, October 1-4 poster presentation 28
  38. AI Abeykoon, M.M. Weerasekera, SSN Fernado, TDCP Gunasekara. HBV and HIV seropositivity, knowledge, attitudes, practices on disease transmission among funeral industry workers in selected districts of Sri Lanka. International conference on multidisciplinary approach (ICMA) proceedings. 2015, 11th -12th September, poster presentation
  39. MKA Sampath, TDCP Gunasekara, J.Kottachchi, KAA Dilhari, U Bulugahapitiya, SSN Fernado, MM Weerasekera. Use of a multiplex PCR to identify Candida species in concentrated oral rinse samples of patients with diabetes. International conference on multidisciplinary approach (ICMA) proceedings. 2015, 11th -12th September, oral presentation
  40. TDCP Gunasekara, A.W.M.K. Bandara, M.M. Weerasekara, K.N.P. Ranasinghe, C. Marasinghe, S.S.N. Fernando. Molecular epidemiology, serology and clinical presentation ofleptospirosis in Sri Lanka. Global Research and Development Services (GRDS). International Conference on Advances in Healthcare & Life Sciences (ICAHL), 5th and 6th January, 2015, Bangkok, Thailand
  41. SSN Fernando, N Ubayawardene, MM Weerasekera, TDCP Gunasekara, D. Athukorale, D. Weerasekara. Helicobacter pylori, risk factors and resistance to clarithromycin among dyspeptic patients in Sri Lanka. Global Research and Development Services (GRDS). International Conference on Advances in Healthcare & Life Sciences (ICAHL), 5th and 6th January, 2015, Bangkok, Thailand
  42. A.W.M.K Bandara, M.M. Weerasekera, T.D.C.P Gunasekera, K.N.P Ranasinghe, M.G.C.P Marasinghe, N. Dikmadugoda, M.P.K Jayalath, A. Gunapala, S.S.N. Fernando. Molecular Epidemiology of leptospirosis in Western and Southern Province in Sri Lanka. Annual Academic sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura, oral presentation 2015
  43. K.A.A. Dilhari, S.J.A.P. Siriwardhana, L.O. Maheshika, T.D.C.P. Gunasekera, A.H.T.S. Karunathilaka, S.S.N. Fernando, M.M. Weerasekera. A Preliminary study on Oral Leukoplakia: Candida Associated Leukoplakia and risk factors. Annual Academic sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura poster presentation 2015
  44. Abeykoon AI, Gunasekara TDCP, Weerasekara MM, Fernando SSN. Knowledge attitudes and practices on infection control among funeral industry workers in selected provinces in Sri Lanka. Proceedings of the Scientific sessions, Faculty of Medical Sciences, University of Sri jayawardenapura Sri Lanka. Volume 2 PP 12. Held on 2nd April 2015
  45. D.T.N. De Silva, R.M.S.D. Edirisinghe, T.D.C.P Gunasekera U. Bulugahapitiya, S.S.N Fernando, M.M Weerasekera. Diabetic patients; their knowledge, practices and attitudes regarding oral health. Annual Academic sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura poster presentation 2015
  46. Dilrukshi KS, Marapana MBMRDT, Bandara MGSD, Weerasekara MM, Kottahachchi J. Evaluation of the association betweenuse of medical devises and duration of hospitalization with health care associated infections in a tertiary care hospital. PP13: Sri Lanka College of Microbiologists, Volume 13, 1: August 2015
  47. Radhika NDM, Gunathilake DPP, Ragunathan K, Gunasekara TDCP, Weerasekera MM, Fernando SSN, Arawwawala LADM, Hewageegaga HGSP. Antifungal activities of selected plant extracts against Candida albicans and Candida parapsilosis. Engineering Social Transformation Through Research and Development, Sri Lanka Foundation Institute, Annual Research Symposium 8-9 June 2015
  48. Ubhayawardana DLNL, Fernando SSN, Weerasekera D, Kishokumar A, Weerasekera MM, Gunasekara TDCP, Samarasinghe K. Histological findings in a Helicobacter pylori infected dyspeptic patient population. Annual Academic sessions, Faculty of Medical Sciences, University of Sri Jayewardenepura poster presentation 2015
  49. Basnayake BMPI, Kottahachchi J, De Silva M, Weerasekera MM, Wanigasooriya IWMP, Athukorale GIDDAD, Disanayaka DMBT, Nalaka ABMJ, Bogahawatta LBAE, Fernando SSN, Bacterial flora and their antibiotic sensitivity patterns in plastic biliary stents removed from patients through endoscopic retrograde cholangiopancreatography (ERCP). Oral presentation at Annual Sessions, Sri Lanka College of Microbiologists 2014, Vol.12:1
  50. Kottahachchi J, Fernando SSN, Wijesuriya TM, Pathiraja RP, Gunasekera TDCP, Kumarasinghe H, NAgahawatte A, LokuliyanaRM, Bogahawatta A, Weerasekera MM, Proprotion of vulvovaginal candidiasis and antifungal susceptibility pattern of the isolates from patients attending gynaecology clinic at Colombo South Teaching Hospital (CSTH).Poster presentation at Annual Sessions, Sri Lanka College of Microbiologists 2014, Vol.12:1
  51. DLNL Ubhayawardana, M.M Weerasekera, DD Weerasekera, TDCP Gunasekera, A Kishokumar, IWMP Wanigasooriya, A Bogahawaththa, K. Samarasinghe, SSN Fernando. Is clarithromycin resistant Helicobacter pylori a problem in Sri Lanka? 127th Anniversary International Medical congress of the Sri Lanka Medical Association. 15th-18th July 2014
  52. Kanchana Bandara, Manjula Weerasekara, Chinthika Gunasekara, Nilantha Ranasinghe, Chamil Marasinghe, Nilanka Perera, Anura Gunapala, Tharanga Liyanarachchi, Priyantha Jayalath, Neluka Fernando. Leptospirosis: Clinical profile and outcome in critical care settings in Sri Lanka. Annual Scientific Sessions of the Faculty of critical care. 21 June 2014.
  53. Kanchana Bandara, Chinthika Gunasekara, Manjula Weerasekara, Nilantha Ranasinghe, Menaka Hapugoda, Chamil Marasinghe, Nilanka Perera, Anura Gunapala, Nandana Dickmadugoda, Priyantha Jayalath, F.G. Siwagnanam, Neluka Fernando. Evaluation of Three Commercial Rapid Immunochromatographic Kits for the Presumptive Identification of Leptospirosis in Sri Lanka. Poster presentation at International Conference on Multidisciplinary Approaches. 13 - 14 August 2014
  54. H.B.M.R.D.T Marapana, K.S. Dilrukshi, M.G.S.D Bandara, J. Kottahachchi, M.M. Weerasekara. Proportion of three types of health care associated infections among hospitalized patients in a tertiary care hospital in Sri Lanka. iPURSE, Proceedings, Peradeniya University International Research Sessions. Volume 18.4th and 5th July 2014.
  55. Weerasekera MM, RAnasinghe WS, Welgamage T, Mudalige S, Wannigamage R, Abesiriwardena N, RAnasinghe KNP. Etiology and antimicrobial susceptibility pattern of community acquired urinary tract infection (UTI) in Tangalle. Journal of Uva Clinical Scoiety, Volume 9, 2014
  56. Bandara, MGCP Marasinghe, MM Weerasekera, TDCP Gunasekara, Pavitra MAT, KNP Ranasinghe, MPK Jayalath, N Dickmadugoda, M Hapugoda, A Gunapala, FG Siwagnanam, SSN Fernando. Expediency of clinical and basic laboratory data to early diagnsosi of leptospirosis: A descriptive preliminary study. Second Annual Conference and Scientific Sessions of SSM-2013 Vol 1:16
  57. Ranasinghe K.N.P., Jayasinghe Y.A.R.P., Welgamage T., Sudeera G.D.P., Premarathna W.A.K. Prathapan S, Weerasekera M.M., Fernando N. "Pyelonephritis at Base Hospital Tangalle: etiology, antimicrobial susceptibility pattern and clinical response to antibiotics- A preliminary study" 46th Annual Academic Sessions. Ceylon College of Physician, 12th-14th September 2013
  58. AWMKK Bandara, MGCP Marasinghe, MM Weerasekera, TDCP Gunasekara, KNP Ranasinghe, MPK Jayalath, N Dickmadugoda, M Hapugoda, A Gunapala, FG Siwagnanam, SSN Fernando. Diagnosis of Leptospirosis:- A Preliminary Study. 46th Annual Academic Sessions. Ceylon College of Physician, 12th-14th September 2013
  59. DLNL Ubhayawardana, J Kottachichi, MM Weerasekera, IWMP Wanigasooriya, KWN Damayanthi, SSN Fernando, Mohan De Silva. Effectiveness of the manual reprocessing of side -view endoscopes used for Endoscopic Retrograde Cholangio-panceatography (ERCP) 42nd Annual Academic Sessions 2013. Volume 31, S1:p 30
  60. T.M Wijesuriya, M.M. Weerasekera, J.Kottachchi, U. Bulugahapitiya, MSS Disanayaka, S Prathapan, KNP Ranasinghe, TDCP Gunasekera, LD Guruge, A Nagahawatte, SSN Fenando. Proportion of Lower Limb Fungal Foot Infections in Patients with Type 2 Diabetes at a Tertiary Care Hospital in Sri Lanka. 126th Anniversary Scientific Medical Congress of The Sri Lanka Medical Association 12th July 2013
  61. Hewageegna HGSP, Arawwala LADM, Fernando PIPK, Kottahachchi J, Atukorala GIDAD, Weerasekara MM, Gunasekara TDCP, Dissanayake DMBT, Basnayaka P, Dhammarathana I, Ariyawansa HAS, Tissera MHA, Fernando SSN. Standardization and evaluation of antibacterial activity of Vipadikaharagritataila. International conference of Unani, Ayurveda, Siddha and Traditional Medicine on Natural Solution for Health challenges, December 2013.
  62. Hewageegna HGSP, Arawwala LADM, Kottahachchi J, Atukorala GIDAD, Weerasekara MM, Gunasekara TDCP, Dissanayake DMBT, Basnayaka P, Dhammarathana I, Ariyawansa HAS, Tissera MHA, Fernando SSN. Berberis ceylanica Schneider : Quantification of Berberine content and antimicrobial activity. International conference of Unani, Ayurveda, Siddha and Traditional Medicine on Natural Solution for Health challenges, December 2013.
  63. R.S.R Rajakulasooriya, W.P.S.S.S Perera, M.M Weerasekera, J Kottahachchi, S.S.N Fernando, L.B.A.E Bogahawatta. Etiology of superficial fungal infections among cleaning staff at University of Sri Jayewardenapura. Annual Scientific sessions. Faculty of Medical Sciences, 2012
  64. Lisa Wong, M. Weerasekera, Sara Filoche, Maya Van Bekkum, Lisa Gellen, Chris Sissons Oral person specific microbiota responses to sucrose by dental plaque microorganism biofilms. International dental conference IDAR/Melbourn, 2011 September
  65. L. Wong, M.M. Weerasekera, S.K. Filoche, M.J. Coleman, C.H. Sissons. Variability of host-specific responses of dental plaque microbial species to sucrose. NZMS Conference 2008 "Germs and Genomes in the Garden City", Christchurch, New Zealand, November 2008
  66. M.M Weerasekera, R.D. cannon, S.A. Anderson, L. Wong, C.H. Sissons., Application of PCR-DGGE to identify yeast populations in oral ecosystems. Conference paper, The 12th international symposium on microbial ecology, Cairns, Australia, 17th - 23rd August 2008.
  67. L. Wong, M.M Weerasekera, S.K. Filoshe, M.J. Coleman, C.H. Sissons., Between- person individuality of the ecological response of in vitro dental plaque microbial species to sucrose pulsed three-times daily. Conference paper, The 12th international symposium on microbial ecology, Cairns, Australia, 17th - 23 August 2008.
  68. M.M Weerasekera, R.D. cannon, S.A. Anderson, L. Wong, C.H. Sissons, PCR- DGGE analysis of oral yeasts., Wellington Health and Biomedical Research Society, 69th Scientific Meeting, New Investigators Presentations. Wellington, New Zealand, 12th November 2007.
  69. M.M Weerasekera, L. Wong, S.A. Anderson, A.R. Holmes, R. D. Cannon, C.H. Sissons, Analysis of yeasts present in saliva by PCR-DGGE. Joint NZMS-NZSBMB conference 2007, from Molecules to complex systems. 27th - 30th November 2007, Wellington. New Zealand.
  70. V Buddika, J.R Ranasinghe., M.M Weerasekera, K.N.P Ranasinghe. Aetiology and antibiotic susceptibility patterns of uropathogens causing urinary tract infections at Provincial General Hospital, Badulla,- A Pilot Study. Journal of Uva Clinical Society. 2011. 6 : 36
  71. PRL Gomes, SSN Fernando, DD Weerasekera, N Velathanthiri, MSM Rizny, M.M Weerasekera, R. Mahendra. Aerobic bacteria associated with symptomatic gallstone disease and their susceptibility. The bulletin of College of Microbiologist August 2005 3(1):15
  72. T.D.C.P Gunasekara, P Perera, M Weerasekera, P.L.R Gomes, S.S.N Fernando. Septicemia. Analysis of causative organism and antimicrobial susceptibility in a tertiary care hospital. Sri Lanka College of Microbiologists March 2004.
  73. T.S.R. Rajapakshe Mallikahewa, S. Fernando, Ranjith Kumar Weerasekera, Manjula Weerasekera, U.T. Vitarana., Susceptibility to varicella in an immunocompromised population. Sri Lanka College of microbiologists 2004
  74. M.M. Weerasekera, Sirimali Fernando, L.P Samaranayaka, M.T. M.Jeffry., Phenotypic and genotypic heterogenoty of oral Candida albicans isolates in healthy Sri Lankans of varying age. Annual Academic sessions Sri Lanka College of microbiologists, June 2000.
  75. M.M. Weerasekera, Sirimali Fernando, L.P Samaranayaka, M.T.M. Jeffry., Characterization of genetically and phenotypically district subgroups of Candida albicans strains isolated from oral cavities of premature babies. Annual Academic sessions Sri Lanka Collage of microbiologists, June 2000.