{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T01:29:23Z","timestamp":1777598963176,"version":"3.51.4"},"reference-count":51,"publisher":"MDPI AG","issue":"1","license":[{"start":{"date-parts":[[2022,12,31]],"date-time":"2022-12-31T00:00:00Z","timestamp":1672444800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"National Health Foundation (FUNASA)","award":["05\/2017"],"award-info":[{"award-number":["05\/2017"]}]},{"name":"National Health Foundation (FUNASA)","award":["001"],"award-info":[{"award-number":["001"]}]},{"DOI":"10.13039\/501100002322","name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior\u2014Brasil (CAPES)","doi-asserted-by":"publisher","award":["05\/2017"],"award-info":[{"award-number":["05\/2017"]}],"id":[{"id":"10.13039\/501100002322","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100002322","name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior\u2014Brasil (CAPES)","doi-asserted-by":"publisher","award":["001"],"award-info":[{"award-number":["001"]}],"id":[{"id":"10.13039\/501100002322","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Water"],"abstract":"<jats:p>Cryptosporidium and Giardia are pathogenic agents which cause risk to public health. The goal of this research was to evaluate the risk of infection by cryptosporidiosis and giardiasis in a population of the Cerrado biome and its relation to land use. Raw water samples were collected from 41 different surface sources of the state of Goi\u00e1s (Brazil). The parasites were quantified via the membrane filtration method. The probability of an individual contracting an infection after consuming contaminated water was estimated using the quantitative microbial risk assessment. Generally, the analyzed watersheds (WS) presented Giardia cysts in 63.4% of the samples (&lt;LD at 116.67 cysts\/L) and Cryptosporidium oocysts in 87.8% of the samples (&lt;LD at 300 oocysts\/L). The WS with pasture predominance were statistically associated with the presence of Cryptosporidium, in which the possible contamination source is the excrements of animals. There is a greater risk of giardiasis. It is concluded that there is a need to implement improvement actions regarding environmental quality and the management of the use and occupation of surface sources in the Cerrado Biome, in order to reduce the spreading of diseases and negative impacts to the local population.<\/jats:p>","DOI":"10.3390\/w15010158","type":"journal-article","created":{"date-parts":[[2023,1,2]],"date-time":"2023-01-02T02:23:06Z","timestamp":1672626186000},"page":"158","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Health Risks in a Brazilian Cerrado Population Due to Pathogens Transmitted through Water and Land Use Conditions"],"prefix":"10.3390","volume":"15","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5008-6813","authenticated-orcid":false,"given":"D\u00e9bora Pereira da","family":"Silva","sequence":"first","affiliation":[{"name":"Graduate Program in Environmental Sciences\u2014CIAMB, Dean of Graduate Studies\u2014PRPG, Federal University of Goi\u00e1s, Goi\u00e2nia CEP 74045-155, Goi\u00e1s, Brazil"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9130-3271","authenticated-orcid":false,"given":"Nolan Ribeiro","family":"Bezerra","sequence":"additional","affiliation":[{"name":"Department of Academic Areas II, Federal Institute of Education, Science and Technology of Goi\u00e1s, Goi\u00e2nia CEP 74055-110, Goi\u00e1s, Brazil"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5055-8470","authenticated-orcid":false,"given":"Raviel Eurico","family":"Basso","sequence":"additional","affiliation":[{"name":"Graduate Program in Environmental Sciences\u2014CIAMB, Dean of Graduate Studies\u2014PRPG, Federal University of Goi\u00e1s, Goi\u00e2nia CEP 74045-155, Goi\u00e1s, Brazil"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1297-6046","authenticated-orcid":false,"given":"Maria da Natividade","family":"Vieira","sequence":"additional","affiliation":[{"name":"Faculty of Sciences, University of Porto, 4169-007 Porto, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0833-7826","authenticated-orcid":false,"given":"Paulo S\u00e9rgio","family":"Scalize","sequence":"additional","affiliation":[{"name":"Graduate Program in Environmental Sciences\u2014CIAMB, Dean of Graduate Studies\u2014PRPG, Federal University of Goi\u00e1s, Goi\u00e2nia CEP 74045-155, Goi\u00e1s, Brazil"}]}],"member":"1968","published-online":{"date-parts":[[2022,12,31]]},"reference":[{"key":"ref_1","unstructured":"(2022, November 15). Minist\u00e9rio do Meio Ambiente, Available online: https:\/\/www.icmbio.gov.br\/cbc\/conservacao-da-biodiversidade\/biodiversidade.html."},{"key":"ref_2","unstructured":"Brasil (2022, November 15). Decreto n\u00ba 6.040, de 07 de Fevereiro de 2007, Available online: https:\/\/www.planalto.gov.br."},{"key":"ref_3","unstructured":"Funda\u00e7\u00e3o Nacional de Sa\u00fade (2019). Programa Nacional de Saneamento Rural."},{"key":"ref_4","first-page":"68","article-title":"Trajet\u00f3ria das doen\u00e7as infecciosas no Brasil nos \u00faltimos 50 anos: Um cont\u00ednuo Desafio","volume":"50","author":"Sato","year":"2016","journal-title":"Rev. Sa\u00fade P\u00fablica (RSP)"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1016\/j.watres.2017.01.036","article-title":"Waterborne transmission of protozoan parasites: Review of worldwide outbreaks-An update 2011\u20132016","volume":"114","author":"Efstratiou","year":"2017","journal-title":"Water Res."},{"key":"ref_6","unstructured":"Secretaria de Vigil\u00e2ncia em Sa\u00fade (2011). Sistema Nacional de Vigil\u00e2ncia em Sa\u00fade: Relat\u00f3rio de Situa\u00e7\u00e3o: Goi\u00e1s."},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"689","DOI":"10.1007\/s00436-009-1440-y","article-title":"Fate of Cryptosporidium parvum and Cryptosporidium hominis oocysts and Giardia duodenalis cysts during secondary wastewater treatments","volume":"105","author":"Cheng","year":"2009","journal-title":"Parasitol. Res."},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"150562","DOI":"10.1016\/j.scitotenv.2021.150562","article-title":"Waterborne protozoan outbreaks: An update on the global, regional, and national prevalence from 2017 to 2020 and sources of contamination","volume":"806","author":"Ma","year":"2022","journal-title":"Sci. Total Environ."},{"key":"ref_9","unstructured":"(2022, November 13). Na\u00e7\u00f5es Unidas Brasil. Available online: https:\/\/brasil.un.org\/pt-br\/sdgs."},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"6807","DOI":"10.1111\/gcb.16386","article-title":"Cerrado deforestation threatens regional climate and water availability for agriculture and ecosystems","volume":"28","author":"Rodrigues","year":"2022","journal-title":"Glob. Chang. Biol."},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"1291","DOI":"10.1590\/S0102-09352008000600001","article-title":"Giardia spp. e Cryptosporidium spp. em agua de manancial superficial de abastecimento contaminada por dejetos humano e animal","volume":"60","author":"Dias","year":"2008","journal-title":"Arq. Bras. De Med. Vet. E Zootec."},{"key":"ref_12","unstructured":"Brasil (2022, November 13). Portaria n\u00ba 888 de 04 de maio de 2021, Available online: https:\/\/bvsms.saude.gov.br\/bvs\/saudelegis\/gm\/2021\/prt0888_07_05_2021.html."},{"key":"ref_13","doi-asserted-by":"crossref","unstructured":"Haas, C.N., Rose, J.B., and Gerba, C.P. (2014). Quantitative Microbial Risk Assessmen, John Wiley & Sons, Inc.. [2nd ed.].","DOI":"10.1002\/9781118910030"},{"key":"ref_14","unstructured":"USEPA (2019, September 01). National Primary Drinking Water Regulations: Disinfectants and Disinfection Byproducts, Available online: https:\/\/www.federalregister.gov\/d\/98-32887."},{"key":"ref_15","doi-asserted-by":"crossref","unstructured":"Gitter, A., Mena, K.D., Wagner, K.L., Boellstorff, D.E., Borel, K.E., Gregory, L.F., Gentry, T.J., and Karthikeyan, R. (2020). Human health risks associated with recreational waters: Preliminary approach of integrating quantitative microbial risk assessment with microbial source tracking. Water, 12.","DOI":"10.3390\/w12020327"},{"key":"ref_16","first-page":"100213","article-title":"Disease burden from simultaneous exposure of Cryptosporidium sp. and Giardia sp. and land use vulnerability assessment in a Costa Rican drinking water system","volume":"21","author":"Morales","year":"2022","journal-title":"Microb. Risk Anal."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"1823","DOI":"10.2166\/ws.2019.059","article-title":"Quantification of Giardia and Cryptosporidium in surface water: A risk assessment and molecular characterization","volume":"19","author":"Bataiero","year":"2019","journal-title":"Water Supply"},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"23129","DOI":"10.1007\/s11356-020-08650-2","article-title":"Assessment of health risks from recreational exposure to Giardia and Cryptosporidium in coastal bathing waters","volume":"27","author":"Sato","year":"2020","journal-title":"Environ. Sci. Pollut. Res."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"845","DOI":"10.1590\/s1413-415220210030","article-title":"Risk to human health from protozoan (oo)cysts in water treatment plants","volume":"26","author":"Silva","year":"2021","journal-title":"Eng. Sanit\u00e1ria E Ambient."},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"155","DOI":"10.2166\/wh.2015.034","article-title":"Assessing protozoan risks for surface drinking water supplies in Nova Scotia, Canada","volume":"14","author":"Krkosek","year":"2016","journal-title":"J. Water Health"},{"key":"ref_21","unstructured":"Goi\u00e1s (2015). Plano Estadual de Recursos H\u00eddricos do Estado de Goi\u00e1s: Produto 5, Secretaria de Estado de Meio Ambiente e Desenvolvimento Sustent\u00e1vel."},{"key":"ref_22","unstructured":"Scariot, A., Souza-Silva, J.C., and Felfili, J.M. (2005). Estimativa da superficial do Cerrado brasileiro, Cerrado: Ecologia, Biodiversidade e Conserva\u00e7\u00e3o."},{"key":"ref_23","unstructured":"K\u00f6ppen, W. (1948). Climatologia: Com um Estudio de los Climas de la Tierra, Fondo de Cultura Economica. [1st ed.]."},{"key":"ref_24","unstructured":"WHO (2022). Guidelines for Drinking-Water Quality: Fourth Edition Incorporating the First and Second Addenda, World Health Organization. [4th ed.]. Available online: https:\/\/www.who.int\/publications\/i\/item\/9789241549950."},{"key":"ref_25","unstructured":"Goi\u00e1s (2022, November 15). Resolu\u00e7\u00e3o n\u00ba 26 de 05 de Dezembro de 2012, Available online: https:\/\/www.meioambiente.go.gov.br\/transpar%C3%AAncia\/legisla%C3%A7%C3%A3o.html#cerhi."},{"key":"ref_26","first-page":"109","article-title":"Occurrence of Cryptosporidium oocysts and Giardia cysts in raw water from the Atibaia river, Campinas, Brazil","volume":"43","author":"Franco","year":"2001","journal-title":"Rev. Do Inst. De Med. Trop. De S\u00e3o Paulo"},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"1317","DOI":"10.1128\/aem.62.4.1317-1322.1996","article-title":"An evaluation of methods for the simultaneous detection of Cryptosporidium oocysts and Giardia cysts from water","volume":"62","author":"Shepherd","year":"1996","journal-title":"Appl. Environ. Microbiol."},{"key":"ref_28","unstructured":"(2012). Method 1623.1 Cruptosporidium an Giardia in Water by Filtration\/IMS\/FA. Office of Water (MS-140) (Standard No. EPA 816 -R-12-001)."},{"key":"ref_29","first-page":"52","article-title":"Ocorr\u00eancia de oocistos de Cryptosporidium. e cistos de Giardia em diferentes pontos do processo de tratamento de \u00e1gua, em Campinas, S\u00e3o Paulo, Brasil","volume":"18","author":"Franco","year":"2004","journal-title":"Hig. Aliment."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"625","DOI":"10.1016\/j.watres.2016.08.023","article-title":"Towards a more accurate quantitative assessment of seasonal Cryptosporidium infection risks in surface waters using species and genotype information","volume":"105","author":"Lapen","year":"2016","journal-title":"Water Res."},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"1355","DOI":"10.1017\/S0950268815002071","article-title":"Estimating the burden of acute gastrointestinal illness due to Giardia, Cryptosporidium, Campylobacter, E. coli O157 and norovirus associated with private wells and small water systems in Canada","volume":"144","author":"Murphy","year":"2016","journal-title":"Epidemiol. Infect."},{"key":"ref_32","first-page":"399","article-title":"Detec\u00e7\u00e3o de cistos\/oocistos de Giardia e Cryptosporidium em bacias hidrogr\u00e1ficas e fontes de \u00e1gua pot\u00e1vel em \u00e1reas urbanas do Brasil","volume":"8","author":"Razzolini","year":"2010","journal-title":"J. De \u00c1gua E Sa\u00fade"},{"key":"ref_33","unstructured":"Maier, R.M., Pepper, I.L., and Gerba, C.P. (2000). Risk Assessment. Environmental Microbiology, Academic Press. [1st ed.]."},{"key":"ref_34","unstructured":"(2020, August 01). MAPBIOMAS. Available online: https:\/\/mapbiomas.org\/colecoes-mapbiomas-1?cama_set_language%20=pt-br."},{"key":"ref_35","unstructured":"(2022, November 06). R: A Language and Environment for Statistical Computing. R. Available online: http:\/\/softlibre.unizar.es\/manuales\/aplicaciones\/r\/fullrefman.pdf."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"2789","DOI":"10.1128\/aem.62.8.2789-2797.1996","article-title":"Prevalence of Giardia cysts and Cryptosporidium oocysts and characterization of Giardia spp. isolated from drinking water in Canada","volume":"62","author":"Wallis","year":"1996","journal-title":"Appl. Environ. Microbiol."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"81","DOI":"10.1002\/j.1551-8833.1995.tb06424.x","article-title":"Developing an action level for Cryptosporidium","volume":"87","author":"Haas","year":"1995","journal-title":"J. Am. Water Work. Assoc."},{"key":"ref_38","unstructured":"(2022, November 09). MCA\u2013\u2013Multiple Correspondence Analysis in R: Essentials. Available online: http:\/\/www.sthda.com\/english\/articles\/31-principal-component-methods-in-r-practical-guide\/114-mca-multiple-correspondence-analysis-in-r-essentials\/."},{"key":"ref_39","unstructured":"Brasil (2022, December 16). Resolu\u00e7\u00e3o do CONAMA n\u00ba 357, de 17 de Mar\u00e7o de 2005, Available online: https:\/\/www.icmbio.gov.br\/cepsul\/images\/stories\/legislacao\/Resolucao\/2005\/res_conama_357_2005_classificacao_corpos_agua_rtfcda_altrd_res_393_2007_397_2008_410_2009_430_2011.pdf."},{"key":"ref_40","unstructured":"USEPA (1992). Use of Micobial Risk Assessment in Setting EPA Drinking Water Standards."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"946","DOI":"10.1016\/B978-0-444-52272-6.00565-1","article-title":"Giardia and Cryptosporidium: Occurrence in Water Supplies","volume":"1","author":"Karanis","year":"2011","journal-title":"Encycl. Environ. Health"},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"15","DOI":"10.1016\/j.vetpar.2004.09.008","article-title":"The zoonotic significance and molecular epidemiology of Giardia and Giardiasis","volume":"126","author":"Thompson","year":"2004","journal-title":"Vet. Parasitol."},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"233","DOI":"10.5123\/S1679-49742012000200006","article-title":"Performance evaluation of different methodologies for detection of Cryptosporidium spp. and Giardia spp. in water for human consumption to meet the demands of the Environmental Health Surveillance in Brazil","volume":"21","author":"Franco","year":"2012","journal-title":"Epidemiol. E Servi\u00e7os De Sa\u00fade"},{"key":"ref_44","doi-asserted-by":"crossref","first-page":"228","DOI":"10.1111\/j.1539-6924.2010.01499.x","article-title":"Quantitative microbial risk assessment of cryptosporidiosis and giardiasis from very small private water supplies","volume":"31","author":"Hunter","year":"2011","journal-title":"Risk Anal. Int. J."},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"80","DOI":"10.1016\/j.exppara.2009.03.018","article-title":"Molecular epidemiology of cryptosporidiosis: An update","volume":"1","author":"Xiao","year":"2010","journal-title":"Exp. Parasitol."},{"key":"ref_46","doi-asserted-by":"crossref","first-page":"1667","DOI":"10.1017\/S0031182014001085","article-title":"Cryptosporidium species in humans and animals: Current understanding and research needs","volume":"141","author":"Ryan","year":"2014","journal-title":"Parasitology"},{"key":"ref_47","doi-asserted-by":"crossref","first-page":"123","DOI":"10.1080\/1040-840291046713","article-title":"Current Trends in Research into the Waterborne Parasite Giardia","volume":"28","author":"Lane","year":"2002","journal-title":"Crit. Rev. Microbiol."},{"key":"ref_48","doi-asserted-by":"crossref","unstructured":"Quon, H., Allaire, M., and Jiang, S.C. (2021). Assessing the Risk of Legionella Infection through Showering with Untreated Rain Cistern Water in a Tropical Environment. Water, 13.","DOI":"10.3390\/w13070889"},{"key":"ref_49","doi-asserted-by":"crossref","first-page":"599","DOI":"10.1111\/risa.13189","article-title":"Validation of quantitative microbial risk assessment using epidemiological data from outbreaks of waterborne gastrointestinal disease","volume":"39","author":"Burch","year":"2019","journal-title":"Risk Anal."},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"51","DOI":"10.2166\/wh.2007.142","article-title":"Incorporating method recovery uncertainties in stochastic estimates of raw water protozoan concentrations for QMRA","volume":"5","author":"Petterson","year":"2007","journal-title":"J. Water Health"},{"key":"ref_51","doi-asserted-by":"crossref","first-page":"74","DOI":"10.1016\/j.jhydrol.2016.11.011","article-title":"Hydrological modelling in a drinking water catchment area as a means of evaluating pathogen risk reduction","volume":"544","author":"Bergion","year":"2017","journal-title":"J. Hydrol."}],"container-title":["Water"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/2073-4441\/15\/1\/158\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T01:48:56Z","timestamp":1760147336000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/2073-4441\/15\/1\/158"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,12,31]]},"references-count":51,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2023,1]]}},"alternative-id":["w15010158"],"URL":"https:\/\/doi.org\/10.3390\/w15010158","relation":{},"ISSN":["2073-4441"],"issn-type":[{"value":"2073-4441","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,12,31]]}}}