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Photo of Prof.R.L.R.Chandrajith

Prof.R.L.R.Chandrajith

Faculty: Science

Faculty Publications
Science Udeshani WC, Koralegedara NH, Gunatilake SK, Li SL, Zhu X, Chandrajith R. (2022) Geochemistry of Groundwater in the Semi-Arid Crystalline Terrain of Sri Lanka and Its Health Implications among Agricultural Communities. Water 14(20):3241. https://doi.org/10.3390/w14203241
Science Senarathne S, Jayawardana JMCK, Chandrajith R (2022) Influence of climate on groundwater fluoride in different climatic domains in a hard rock terrain of Sri Lanka: implications to community health. Environ Geochem Health 44, 3677–3686. https://doi.org/10.1007/s10653-021-01090-y
Science Vithana CL, Ulapane PAK, Chandrajith R, Sullivan LA, Bundschuh J, Toppler N, Ward N, Senaratne A. (2022) Assessment of the acidification risk of the acid sulfate soil materials in a tropical coastal peat bog: Muthurajawela Marsh, Sri Lanka. CATENA, 216, 106396. https://doi.org/10.1016/j.catena.2022.106396
Science Jayatissa T, Ralapanawa U, Chandrajith R, Karunathilake P (2022) Variation of Serum Trace Element Levels in Patients with Hypertension, Acute Coronary Syndrome and Heart Failure: A Pilot Study. Sri Lanka Journal of Medicine, 31(1), pp.11–27. http://doi.org/10.4038/sljm.v31i1.301
Science Chandrajith R, Diyabalanage S, (2022) Geo-environmental assessment of geochemistry of groundwater and associated human health risks in the dry zone terrain of Sri Lanka. Journal of National Science Foundation of Sri Lanka 50 (Special Issue); 213–229. http://doi.org/10.4038/jnsfsr.v50i0.11239.
Science Gulegoda CR, Dissanayake CB, Amarasekara DS, Wijeratne S, Premadasa JK, Chandrajith R, Udagama PV (2022): Impact of Fluoride Exposure on Male Reproductive Parameters: A Pilot Case-Control Study in Sri Lanka. Exposure and Health 14: 447-457. https://doi.org/10.1007/s12403-022-00465-5.
Science Premarathne, S, Chandrajith, R, Nanayakkara, N, et al. (2021) Could Consumption of Trace Element–Contaminated Rice Be a Risk Factor for Acute Interstitial Nephritis with Uncertain Etiology in the Dry Zone of Sri Lanka? Biological Trace Element Research 200: 2597-2605.
https://doi.org//10.1007/s12011-021-02880-2.
Science Balasooriya S, Diyabalanage S, Yatigammana SK, Ileperuma OA, Chandrajith R (2021) Major and trace elements in rice paddy soils in Sri Lanka with special emphasis on regions with endemic chronic kidney disease of undetermined origin. Environment Geochemistry and Health 44: 1841-1855. https://doi.org/10.1007/s10653-021-01036-4.
Science Suriyagoda LDB, Dissanayake O, Kodithuwakku V, Maduwanthi I, Dissanayaka N, Chandrajith R (2022). Accumulation of essential mineral and toxic trace elements in crops and soils of vegetable cropping systems in central highlands of Sri Lanka. The Journal of Agricultural Science, 160(1-2), 86-97. https://doi.org/10.1017/S0021859622000156
Science Medagedara A, Hewavitharane P, Chandrajith R, Abeysundara HK, Thatil R, Thennakoon S, Mahanama B, Weerasuriya N, Thilakarathne A, Nanayakkara N (2022). Comparison of biochemical characteristics between an endemic and a nonendemic area for CKDu Sri Lanka. Environmental Disease, 7(2), 47-51. https://doi.org/10.4103/ed.ed_3_22
Science Shipley ER, Vlahos P, Chandrajith R, Wijerathna P (2022) Agrochemical exposure in Sri Lankan inland water systems. Environmental Advances 7, 100150. https://doi.org/10.1016/j.envadv.2021.100150.
Science Rupasinghe R, Amarasena S, Wickramarathna S, Biggs PJ, Chandrajith R, Wickramasinghe S (2022) Microbial diversity and ecology of geothermal springs in the high-grade metamorphic terrain of Sri Lanka. Environmental Advances 7: 100166. https://doi.org/10.1016/j.envadv.2022.100166.
Science Karunanidhi D, Aravinthasamy P, Subramani T, Chandrajith R, Janardhana Raju N, Antunes IMHR. (2022) Provincial and seasonal influences on heavy metals in the Noyyal River of South India and their human health hazards. Environmental Research, 204: 111998.
https://doi.org/10.1016/j.envres.2021.111998.
Science Chandrajith R, Bhagya S, Diyabalanage S, Wimalasiri S, Ranatunga MAB, Barth JAC (2022) Exposure Assessment of Fluoride Intake Through Commercially Available Black Tea (Camellia sinensis L.) from Areas with High Incidences of Chronic Kidney Disease with Undetermined Origin (CKDu) in Sri Lanka. Biological Trace Element Research 200; 526-234. https://doi.org/10.1007/s12011-021-02694-2.
Science Jayasoma K, Koralegedara NH, Dharmapala A, Chandrajith R (2022): Microstructural and Geochemical Characterization of Gallstones: Implication for Biomineralization. Biological Trace Element Research 200: 4891-4902. https://doi.org/10.1007/s12011-021-03076-4.
Science Kalpage M, Dissanayake C, Diyabalanage S, Chandrajith R, Frew R, Fernando R (2022): Stable Isotope and Element Profiling for Determining the Agroclimatic Origin of Cow Milk within a Tropical Country. Foods 11, 275. https://doi.org/10.3390/foods11030275
Science Liyanage DND, Diyabalanage S, Dunuweera SP, Rajapakse S, Rajapakse RMG, Chandrajith R (2022) Significance of Mg-hardness and fluoride in drinking water on chronic kidney disease of unknown etiology in Monaragala, Sri Lanka. Environmental Research 203: 111779. https://doi.org/10.1016/j.envres.2021.111779
Science Chandrajith R (2021). Paddy farming, fertilizer, and chronic kidney disease with an undetermined origin. Ceylon Journal of Science, 50(4), 421–422. (Editorial) http://doi.org/10.4038/cjs.v50i4.7940
Science Vlahos P, Schensul SL, Anand S, Emma Shipley E, Diyabalanage S, Hu C, Ha T, Staniec A, Haider L, Schensul JJ, Hewavitharane P, Silva T, Chandrajith R, Nanayakkara N (2021) Water sources and kidney function: investigating chronic kidney disease of unknown etiology in a prospective study. npj Clean Water 4, 50 (2021). https://doi.org/10.1038/s41545-021-00141-2.
Science Rubasinghe RT, Gunatilake SK, Chandrajith R (2021) Climatic control of major and trace elements in paddy soils from wet and dry regions of Sri Lanka. Environmental Challenges 5: 100361. https://doi.org/10.1016/j.envc.2021.100361.
Science Weerakoon WAP, Joshi H, Aggarwal N, Jha N, Jayasena HAH, Yakandawala, D, Chandrajith R, Ratnayake NP, Tiwari P (2021) Late Jurassic-Early Cretaceous palynostratigraphy and palaeoclimate in the Andigama Basin, Sri Lanka. Journal of Asian Earth Sciences X-6, 100067. https://doi.org/10.1016/j.jaesx.2021.100067.
Science Thillan K, Lanerolle P, Thoradeniya T, Samaranayake D, Chandrajith R, Wickramasinghe P (2021) Micronutrient status and associated factors of adiposity in primary school children with normal and high body fat in Colombo municipal area, Sri Lanka. BMC Paediatrics 21: 14. https://doi.org/10.1186/s12887-020-02473-3.
Science Pry, JM, Jackson W, Rupasinghe R, Lishanthe G, Badurdeen Z, Abeysekara T, Chandrajith R, Smith W, Wickramasinghe S (2021) A pilot case-control study using a one health approach to evaluate behavioral, environmental, and occupational risk factors for chronic kidney disease of unknown etiology in Sri Lanka. One Health Outlook 3(1):1-12. https://doi.org/10.1186/s42522-020-00034-3.
Science Dushyantha NP, Ratnayake NP, Premasiri HMR, Ilankoon IMSK, Hemalal PVA, Jayawardena CL, Chandrajith R, Rohitha LPS, Abeysinghe AMKB, Dissanayake DMDOK, Dharmaratne PGR, Ratnayake AS, Batapola NM (2021) Leaching of Rare Earth Elements (REEs) from lake sediments around Eppawala phosphate deposit, Sri Lanka: A secondary source for REEs. Hydrometallurgy 205: 105751.
https://doi.org/10.1016/j.hydromet.2021.105751.
Science Xu S, Li S-L, Yue F, Udeshani C, Chandrajith R (2021). Natural and Anthropogenic Controls of Groundwater Quality in Sri Lanka: Implications for Chronic Kidney Disease of Unknown Etiology (CKDu). Water 13(19): 2724. https://www.mdpi.com/2073-4441/13/19/2724
Science Premaratne KM, Chandrajith R, Ratnayake NP (2021) An overview of Holocene monsoon variability of Sri Lanka and its association with Indian subcontinent climate records. Ceylon Journal of Science 50 (3); 207-218. http://doi.org/10.4038/cjs.v50i3.7901.
Science Wickramarathna S, Chandrajith R, Senaratne A, Paul V, Dash P, Wickramasinghe S, Biggs PJ (2021) Bacterial influence on the formation of hematite: implications for Martian dormant life. International Journal of Astrobiology 20(4): 270 - 284. http://doi.org/10.1017/S1473550421000124.
Science Koralegedara NH, Weedagama WLACI, Athurupana B, Balasooriya NWB, Chandrajith R, Senaratne A (2021) Chemical, Mineralogical and Textural Characterization of Red Earth Formation in the Northwest Coast of Sri Lanka. Journal of the Geological Society of Sri Lanka 22(1): 1-10.
Science Vithana CL, Ulapane PAK, Chandrajith R, Sullivan LA, Bundschuh J, Toppler N, Ward NJ, Senaratne, A (2021) Acid sulfate soils on the west coast of Sri Lanka: A review. Geoderma Regional 25: e00382. https://doi.org/10.1016/j.geodrs.2021.e00382.
Science Senarathne S, Jayawardana JMCK, Edirisinghe EANV, Chandrajith R (2021) Influence of regional climatic on the hydrogeochemistry of a tropical river basin—a study from the Walawe river basin of Sri Lanka. Environmental Science and Pollution Research 28: 15701–15715.
https://doi.org/10.1007/s11356-020-11712-0.
Science Diyabalanage S, Kalpage MD, Mohotti DG, Dissanayake CKK, Fernando R, Frew RD, Chandrajith R
(2021) Comprehensive assessment of essential and potentially toxic trace elements in bovine milk and their feeds in different agro-climatic zones of Sri Lanka. Biological Trace element Research 199; 1377-1388.
Science Rajatheja MKJC, Chandrajith R, Bentota A, Jayasinghe GY (2021) A comparative assessment of trace element accumulation in native and improved rice (Oryza sativa L.) varieties grown under different conditions of fertilizer application. Biological Trace Element Research 199; 1153-1160. https://doi.org/10.1007/s12011-020-02213-9.
Science Gayantha K, Roberts P, Routh J, Wedage O, Ott F, Frenzel P, Chandrajith R, Gleixner G (2021). Mid-late Holocene sub-millennial scale inverse trends of South Asian summer and winter monsoons in Sri Lanka. Frontiers in Earth Science, 9: 789291: https://doi.org/10.3389/feart.2021.789291.
Science Senanayke I, Piyasiri S, Chandrajith R, Nandalal W, Ranatunga K (2021) Assessment of Groundwater Quality Using Multivariate Statistical Analysis in the Medawachchiya Area and the Huruluwewwa Areas in Anuradhapura District. KDU Journal of Multidisciplinary Studies (KJMS) 3(1): 80-93.
Science Senarathne S, Jayawardana JMCK, Edirisinghe EANV, Chandrajith R (2021) Geochemical and isotope evidence for groundwater mineralization in a semi-arid river basin, Sri Lanka. Applied Geochemistry 124:104799. https://doi.org/10.1016/j.apgeochem.2020.104799.
Science Balasooriya S, Munasinghe H, Herath AT, Diyabalanage S, Ileperuma OA, Manthrithilake H, Daniel C, Amann K, Zwiener C, Barth JAC, Chandrajith R (2021) Possible links between groundwater geochemistry and chronic kidney disease of unknown etiology (CKDu): an investigation from the Ginnoruwa region in Sri Lanka. Exposure and Health 12: 823-834. https://doi.org/10.1007/s12403-019-00340-w.
Science Udeshani WAC, Dissanayake HMKP, Chandrajith R, Gunatilake S (2020) Assessment of groundwater quality using water quality index (WQI): a case study of a hard rock terrain in Sri Lanka. Groundwater for Sustainable development 11: 100421. https://doi.org/10.1016/j.gsd.2020.100421.
Science Nanayakkara S, Senevirathna STMLD, Harada KH, Chandrajith R, Nanayakkara N, Koizumu A (2020) Influence of fluoride on chronic kidney disease of uncertain aetiology (CKDu) in Sri Lanka. Chemosphere 257: 127186. https://doi.org/10.1016/j.chemosphere.2020.127186.
Science Gunawardena SA, Gunawardana JW, Chandrajith R, Thoradeniya T, Jayasinghe S (2020) Renal bioaccumulation of trace elements in urban and rural Sri Lankan populations: a preliminary study based on post mortem tissue analysis. Journal of Trace Elements in Medicine and Biology 61: 126563. https://doi.org/10.1016/j.jtemb.2020.126565.
Science Rajakaruna TPB, Udawatte C, Chandrajith R, Rajapakse RMG (2020) Non-hazardous Process for Extracting Pure Titanium Dioxide Nano-rods from Geogenic Ilmenite. ACS Omega 5; 16176-16182. https://doi.org/10.1021/acsomega.0c01756.
Science Jayathunga K, Diyabalanage S, Frank AH, Chandrajith R, Barth JAC (2020) Influences of seawater intrusion and anthropogenic activities on a coastal aquifer system in Sri Lanka: evidence from hydrogeochemical and stable isotope data. Environmental Science and Pollution Research 27: 23002–23014. https://doi.org/10.1007/s11356-020-08759-4.
Science Gayantha K, Routh J, Anupama K, Lazar J, Prasad S, Chandrajith R, Roberts P, Gleixner G (2020) Reconstruction of the Late Holocene climate and environmental history from North Bolgoda Lake, Sri Lanka using lipid biomarkers and pollen records. Journal of Quaternary Science 35: 514-525. https://doi.org/10.1002/jqs.3196.
Science Fernando WBNT, Nanayakkara N, Gunarathne L, Chandrajith R (2020) Serum and urine fluoride levels in populations of high environmental fluoride exposure with endemic CKDu: a case–control study from Sri Lanka. Environmental geochemistry and health 42(5): 1497-1504. https://doi.org/10.1007/s10653-019-00444-x.
Science Chandrajith R, Diyabalanage S, Dissanayake CB (2020) Geogenic fluoride and arsenic in ground- water of Sri Lanka and its implications to community health. Groundwater for Sustainable Development 10: 100359. https://doi.org/10.1016/j.gsd.2020.100359.
Science Diyabalanage S, Dangolla A, Mallawa C, Rajapakse S, Chandrajith R (2020) Bioavailability of selenium (Se) in cattle population in Sri Lanka based on qualitative determination of glutathione peroxidase (GSH-Px) activities. Environmental Geochemistry and Health 42: 617–624. https://doi.org/10.1007/s10653-019-00395-3
Science Abeywickrama HM, Wimalasiri S, Koyama Y, Uchiyama M, Shimizu U, Chandrajith R, Nanayakkara N (2020) Assessment of nutritional status and dietary pattern of a rural adult population in dry zone, Sri Lanka. International Journal of Environmental Research and Public Health 17(1); 150; https://doi.org/10.3390/ijerph17010150.
Science Abeywickrama HM, Wimalasiri S, Koyama Y, Uchiyama M, Shimizu U, Chandrajith R, Kakihara N, Nanayakkara N (2020) Quality of life and symptom burden among chronic kidney disease of uncertain etiology (CKDu) patients in Girandurukotte, Sri Lanka. International Journal of Environmental Research and Public Health 17: 4041. http://doi.org/10.3390/ijerph17114041.