• Morphological and odorant-binding protein 1 gene intron 1 sequence variations in Anopheles stephensi from Jaff na city in northern Sri Lanka 

  Surendran, S.N.; Laxshi, K.; Jayadas, T.T.P.; Kokila, S.; Tharsan, A.; Nimasha, L.; Eswaramohan, T.; Raveendran, S.; Singh, O.P.; Ramasamy, R. (Royal Entomological Society, 2022)

  Three Anopheles stephensi biotypes have historically been differentiated through variations in the mode numbers of egg ridges and adult spiracular indices. Anopheles stephensi odorant-binding protein 1 gene (AsteObp1) ...
• Variations in salinity tolerance of malaria vectors of the Anopheles subpictus complex in Sri Lanka and the implications for malaria transmission 

  Surendran, S.N.; Jude, P.J.; Ramasamy, R. (Bio Med Central, 2011)

  Background: Anopheles subpictus sensu lato, a widespread vector of malaria in Asia, is reportedly composed of four sibling species A-D based on distinct cytogenetic and morphological characteristics. However An. subpictus ...
• Use of tilapia, Oreochromis mossambicus, for the control of mosquito breeding in water storage tanks in the Jaffna district of Sri Lanka 

  Surendran, S.N.; Kajatheepan, A.; Jude, P. J.; Ramasamy, R. (The Japanese Society of Tropical Medicine, 2008)

  Mosquito-borne diseases such as dengue, chikungunya and malaria are of public health importance in Jaffna district. The use of larvivorous fish is perceived as an environmentally sound measure to control mosquitoes. A ...
• The Anopheles culicifacies and An subpictus species complexes in Sri Lanka and their implications for malaria control in the country 

  Surendran, S.N.; Ramasamy, R. (The Japanese Society of Tropical Medicine, 2010)

  Anopheles culicifacies, the major vector of malaria in Srilanka, and An.subpictus, a secondary vectory, exist as species complexes in the country. Among the globally reported five sibling species(A-E) of the An.culicifacies ...
• Socio-environmental factors and sandfly prevalence in Delft Island, Sri Lanka: implications for leishmaniasis vector control 

  Surendran, S.N.; Kajatheepan, A.; Ramasamy, R. (J VECT BORNE, 2007)

  Sri Lanka was free of any form of leishmaniasis until recently. The first autochthonous case of cutaneous leishmaniasis (CL) was only detected in 19921. By the year 2002, 65 cases, mainly from northern dry zone, were ...
• Seasonality and insecticide susceptibility of Dengue vectors: an ovitrap based survey in a Residential area of northern sri lanka 

  Surendran, S.N.; Kajatheepan, A.; Sanjeefkumar, K.F.A.; Jude, P.J. (OVITRAP SURVEY OF DENGUE VECTORS IN JAFFNA, 2007)

  With the backdrop of a high incidence of dengue in Jaffna District, Sri Lanka, an ovitrap based survey was carried out from May 2005 to April 2006 in a residential area to study the seasonality and insecticide susceptibility ...
• Pre-imaginal development of Aedes aegypti in brackish and fresh water urban domestic wells in Sri Lanka 

  Surendran, S.N.; Jude, P.J.; Thabothiny, V.; Raveendran, S.; Ramasamy, R. (Journal of Vector Ecology, 2012)

  There is a long and widely held view that Aedes aegypti (Linnaeus) and Ae. albopictus Skuse (Diptera: Culicidae), the principal mosquito vectors of arboviruses causing yellow fever, dengue, and chikungunya, oviposit and ...
• Larval Development of Aedes aegypti and Aedes albopictus in Peri-Urban Brackish Water and Its Implications for Transmission of Arboviral Diseases 

  Ramasamy, R.; Surendran, S.N.; Jude, P.J.; Dharshini, S.; Vinobaba, Muthuladchumy (PLoS, 2011)

  Aedes aegypti (Linnaeus) and Aedes albopictus Skuse mosquitoes transmit serious human arboviral diseases including yellow fever, dengue and chikungunya in many tropical and sub-tropical countries. Females of the two species ...
• Karyotypic assignment of Sri Lankan Anopheles culicifacies species B and E does not correlate with cytochrome oxidase subunit I and microsatellite genotypes 

  Surendran, S.N.; Truelove, N.; Sarma, D.K.; Jude, P.J.; Ramasamy4, R.; Gajapathy, K.; Peiris, L.B.S.; Parakrama Karunaratne, S.H.P.; Walton, C. (Parasites & Vectors, 2015)

  The identification of species B and E in the Anopheles culicifacies complex in the Indian subcontinent has been based on Y-chromosome karyotype. Since no detectable variations were previously found in DNA markers commonly ...
• Insecticide resistance in mosquitoes: Development, mechanisms and monitoring 

  Parakrama Karunaratne, S.H.P.; Priyanka P. De Silva1, W.A.; Weeraratne, T.C.; Surendran, S.N. (2018)

  Mosquito-borne diseases are of major public health concerns, mainly in tropical countries. Control of these diseases is primarily achieved through mosquito control. One of the major challenges encountered by mosquito control ...
• Impact of salinization and pollution of groundwater on the adaptation of mosquito vectors in the Jaffna peninsula, Sri Lanka 

  Surendran, S.N.; Senthilnanthanan, M.; Jayadas, T.T.P.; Karunaratne, S.H.P.P.; Ramasamy, R. (2020)

  Mosquito-borne diseases are a major health concern in many tropical and sub-tropical countries. In the absence of specific treatment for many mosquito-borne diseases, vector control in the form of eliminating preimaginal ...
• Potential risk areas for dengue in the Jaffna Municipal Area in Northern Sri Lanka 

  Kannathasan, S.; Suthakar, K.; Jude, P. J.; Surendran, S.N. (J.Natn.Sci.Foundation Sri Lanka, 2013)
• First report on the presence of morphospecies A and B of Phlebotomus argentipes sensu lato (Diptera: Psychodidae) in Sri Lanka – implications for leishmaniasis transmission 

  Surendran, S.N.; Kajatheepan, A.; Hawkes, N.J.; Ramasamy, R. (J Vect Borne Dis 42, 2005)

  Phlebotomus argentipes Annandale and Brunetti (Diptera : Psychodidae) is the major Indian vector of visceral leishmaniasis (VL), caused by Leishmania donovani. However, whilst the geographic range of P. argentipes ...
• Possible impact of rising sea levels on vector-borne infectious diseases 

  Ramasamy, R.; Surendran, S.N. (Bio Med Central, 2011)

  Background: Vector-borne infectious diseases are a significant cause of human and animal mortality and morbidity. Modeling studies predict that changes in climate that accompany global warming will alter the transmission ...
• First record of the presence of Aedes (Phagomyia) cogilli (Edwards, 1922) in Sri Lanka 

  Jayadas, T.T.P.; Thiruchenthooran, V.; Tharsan, A.; Sivabalakrishnan, K.; Santhirasekaram, S.; Surendran, S.N. (J.Natn.Sci.Foundation Sri Lanka, 2020)

  Sri Lanka is known for its biological diversity with a high richness in insect diversity. So far, 159 mosquito species representing 19 genera have been reported. Phagomyia gubernatori is the only species identifi ed ...
• Population genomics reveals that an anthropophilic population of Aedes aegypti mosquitoes in West Africa recently gave rise to American and Asian populations of this major disease vector 

  Crawford, J.E.; Alves, J.M.; Palmer, W.J.; Day, J.P.; Sylla, M.; Ramasamy, R.; Surendran, S.N.; Black IV, W.C.; Pain, A.; Jiggins, F. (Bio Med Central, 2017)

  Background: The mosquito Aedes aegypti is the main vector of dengue, Zika, chikungunya and yellow fever viruses. This major disease vector is thought to have arisen when the African subspecies Ae. aegypti formosus evolved ...
• Mosquito vectors developing in atypical anthropogenic habitats: Global overview of recent observations, mechanisms and impact on disease transmission 

  Ramasamy, R.; Surendran, S.N. (J Vector Borne, 2016)

  The major mosquito vectors of human diseases have co-evolved with humans over a long period of time. However, the rapid growth in human population and the associated expansion in agricultural activity and greater ...
• Molecular forms of Anopheles subpictus and Anopheles sundaicus in the Indian subcontinent 

  Sindhania, A.; Das, M.K.; Sharma, G.; Surendran, S.N.; Kaushal, B.R.; Lohani, H.P.; Singh, O.P. (BMC, 2020)

  Background: Anopheles subpictus and Anopheles sundaicus are closely related species, each comprising several sibling species. Ambiguities exist in the classification of these two nominal species and the specific status ...
• Detection of Aedes albopictus pre-imaginal stages in brackish water habitats in Brunei Darussalam 

  Fakhriedzwan Hj, I.; Usman, A.; Surendran, S.N.; Ramasamy, R. (2013)

  The mosquitoes Aedes (Stegomyia) albopictus Skuse and Aedes (Stegomyia) aegypti (Linnaeus) are vectors of dengue, chikungunya, and other arboviruses and are widely regarded to undergo pre-imaginal development only in ...
• Molecular characterization of the malaria vector Anopheles barbirostris van der Wulp in Sri Lanka 

  Gajapathy, K.; Jude, P.J.; Goodacre, S.L.; Peiris, L.B.S.; Ramasamy, R.; Surendran, S.N. (Bio Med Central, 2014)

  Background: Anopheles barbirostris is a vector of malaria in Sri Lanka. The taxon exists as a species complex in the Southeast Asian region. Previous studies using molecular markers suggest that there are more than 4 ...

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