Publications

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2017

Zimkus, B.M., Lawson, L.P., Barej, M., Barratt, C.D., Channing, A., Dash, K.M., Dehling, M., Du Preez, L., Gehring, P-S. Greenbaum, E., Gvoždík, V., Harvey, J., Kielgast, J., Kusamba, C., Nagy, Z.T., Pabijan, M., Penner, J., Rödel, M-O., Vences, M. & Lötters, S.  2017.  Leapfrogging into new territory: How Mascarene ridged frogs diversified across Africa and Madagascar to maintain their ecological niche. Molecular Phylogenetics and Evolution, 106, 254-269. PDF

2016

Tarrent, J. Kruger, D.J.D & Du Preez, L.H. (2016) Do public attitudes affect conservation effort? Using a questionnaire-based survey to assess perceptions, beliefs and superstitions associated with frogs in South Africa. African Zoology 2016: 1-9. PDF

Kruger, D.J.D. & Du Preez, L.H. (2016). The effect of airplane noise on frogs: A case study on the Critically Endangered Pickersgill’s reed frog (Hyperolius pickersgilli). Ecological Research. DOI:10.1007/s11284-016-1349-8. PDF

Conradie, R., Cook, C., Du Preez, L.H., Jordaan, A. & Netherlands, E.C. 2016. Ultrastructural Comparison of Hepatozoon ixoxo and Hepatozoon theileri (Adeleorina: Hepatozoidae), Parasitising South African Anurans. Journal of Eukaryotic Microbiology. PDF

Segev O., Verster R., Weldon C. (2016) Testing the link between perceived and actual risk of predation: mosquito oviposition site selection as an adaptive response to egg predation by fish. Journal of Applied Ecology doi: 10.1111/1365-2664.12789 PDF

Garner T.W.J., Schmidt B.R., Martel A., Pasmans F., Muths E., Cunningham A.C., Weldon, C., Fisher M.C., Bosch J. (2016) Mitigating amphibian chytridiomycosis in nature. Philisophical Transactions B 371: 20160207. http://dx.doi.org/10.1098/rstb.2016.0207

2015

Bletz M.C., Rosa, G.M., Andreone F., Courtois E.A., Schmeller D.S., Rabibisoa N.H.C., Rabemananjara F.C.E., Raharivololoniaina L., Vences M., Weldon, C., Edmonds D., Raxworthy C.J., Harris R.N., Fisher M.C. & Crottini A. (2015). Widespread presence of the pathogenic fungus Batrachochytrium dendrobatidis in wild amphibian communities in Madagascar. Scientific Reports 5: 8633. PDF

Bletz MC, Rosa GM, Crottini A, Courtois EA, Schmeller DS, Rabibisoa N, Rabenmananjara F, Raharivololoniaina L, Vences M, Weldon, C., Edmonds D, Raxworthy C, Harris RN, Fisher MC, Andreone F (2015) Consistency of published results on the pathogen Batrachochytrium dendrobatidis in Madagascar: Formal Comment on Kolby et al. Rapid response to evaluate the presence of amphibian chytrid fungus (Batrachochytrium dendrobatidis) and ranavirus in wild amphibian populations in Madagascar. PlosONE DOI:10.1371/journal.pne.0135900 PDF

Cook, C.A., Netherlands, E.C. & Smit, N.J. (2015). First Hemolivia from southern Africa: reassigning chelonian Haemogregarina parvula Dias, 1953 (Adeleorina: Haemogregarinidae) to Hemolivia (Adeleorina: Karyolysidae). African Zoology 2015: 1–9. PDF

Du Preez, L.H. (2015) Eupolystoma namibiensis n. sp. (Monogenea: Polystomatidae) parasitic in Poyntonophrynus hoeschi (Ahl, 1934) of Namibia. African Zoology. In press. PDF

Kruger, N. & Du Preez, L.H. (2015) Reproductive strategies of the kangaroo leech, Marsupiobdella africana (Glossiphoniidae). International Journal for Parasitology: Parasites and Wildlife 4:142–147. PDF

Kruger, D.J.D., Hamer, A.J. & Du Preez, L.H. (2015) Urbanization affects frog communities at multiple scales in a rapidly developing African city. Urban Ecosystems. doi: 10.1007/s11252-015-0443-y PDF

Netherlands, E.C., Cook, C.A., Kruger, D.J.D., Du Preez, L.H. & Smit, N.J. (2015) Biodiversity of frog haemoparasites from sub-tropical northern KwaZulu-Natal, South Africa. International Journal for Parasitology: Parasites and Wildlife 4: 135–141. doi: 10.1016/j.ijppaw.2015.01.003 PDF

2014

Badets, M. & Du Preez, L.H. (2014) Phoretic interaction between the kangaroo leech Marsupiobdella africana (Hirudinea: Glossiphoniidae) and the Cape river crab Potamonautes perlatus (Decapoda: Potamonautidae). International Journal of Parasitology: Parasites and Wildlife 3: 6-11. PDF

Berthier, P., Du Preez, L.H., Raharivololoniana, L., Vences, M., Verneau, O. (2014) Widening of Madagascar biodiversity: Two new species of polystomatid parasitic flatworm (Monogenea: Polystomatidae) found in Guibemantis liber Malagasy poison frog. Parasitology International 63: 108-119. http://dx.doi.org/10.1016/j.parint.2013.09.014 PDF

Theunissen, M., Tiedt, L. & Du Preez, L.H. (2014) The morphology and attachment ofProtopolystoma xenopodis (Monogenea: Polystomatidae) infecting the African clawed frog Xenopus laevis. Parasite 21: 20 http://dx.doi.org/10.1051/parasite/2014020 PDF

Petzold, A., Vargas-ramírez, M., Kehlmaier, C., Vamberger, M., Branch, W.R., Du Preez, L., Hofmeyr, M.D, Meyer, L., Schleicher, A., Siroký, P. & Fritz, U.  A revision of African helmeted terrapins (Testudines: Pelomedusidae: Pelomedusa), with descriptions of six new species.  Zootaxa 3795 (5): 523–548. PDF

Netherlands, E.C., Cook, C.A., Smit, N.J. (2014) Hepatozoon species (Adeleorina: Hepatozoidae) of African bufonids, with morphological description and molecular diagnosis of Hepatozoon ixoxo sp. nov. parasitising three Amietophrynus species (Anura: Bufonidae). Parasites & Vectors, 7:552. DOI 10.1186/s13071-014-0552-0. PDF

Netherlands, E.C., Cook, C.A., Smit, N.J. & Du Preez, L.H.  Redescription and molecular diagnosis of Hepatozoon theileri (Laveran, 1905) (Apicomplexa: Adeleorina: Hepatozoidae), infecting Amietia quecketti (Boulenger, 1895) (Anura: Pyxicephalidae). Folia parasitologica. Available online. PDF

Du Preez, L.H., Badets, M. and Verneau, O. (2014) Nanopolystoma tinsleyi n. sp. (Monogenea: Polystomatidae) from a caecilian host, Typhlonectes compressicauda, from French Guiana. Folia Parasitologica. PDF

Crottini A, Bollen A, Weldon, C., Dalton DL, Kotze A, Noël J, Iambana B, Andreone F (2014) Amphibian survey and current absence of Batrachochytrium dendrobatidis (Bd) in the Parc Ivoloina, Toamasina (Madagascar). African Journal of Herpetology, 63(1): 70-78. PDF

2013

Channing, A., Hillers, A., Lö, S., Rödel, M_O., Schick, S., Conradie, W., Rödder, D., Mercurio, V., Wagner, P., Dehling, J.M., Du Preez, L.H., Kielgast, J. & Burger, M. (2013) Taxonomy of the super-cryptic Hyperolius nasutus group of long reed frogs of Africa (Anura: Hyperoliidae), with descriptions of six new species. Zootaxa 3620(3): 301-350. PDF

Kruger, D.J.D., Weldon, C., Minter, L.R. & Du Preez, L.H. 2013. Morphology of the Elygium and Developing Umbraculum in the Eye of Amietia vertebralis Tadpoles. Journal of Morphology 274: 551-556. PDF

Du Preez, L.H. (2013) Polystomatidae (Monogenea) of southern African Anura: Polystoma channingi n. sp. parasitic in two closely related Cacosternum species. African Zoology 48(1): 64-71. PDF

Du Preez, L.H. & Smit, N. (2013) Double blow: First record of an alien crayfish, Cherax quadricarinatus von Martens, infected with an alien temnocephalan, Diceratocephala boschmai Bear, in South African waters. South African Journal of Science. 109 (9/10). PDF

Tarrant, J., Cilliers, D., Du Preez, L.H. & Weldon, C. (2013) Spatial assessment of amphibian chytrid fungus (Batrachochytrium dendrobatidis) in South Africa confirms endemic and widespread infection. Plos One 8:7/e69591 PDF

Tarrant, J. & Armstrong, A.J. 2013. Using predictive modelling to guide the conservation of a Critically Endangered coastal wetland amphibian. Journal for Nature Conservation, http://dx.doi.org/10.1016/j.jnc.2013.03.006 PDF

Badets, M., Du Preez, L.H. & Verneau, O. (2013). Alternative development in Polystoma gallieni (Platyhelminthes, Monogenea) and life cycle evolution. Experimental Parasitology 135: 283-286. PDF

Kuzmin, Y., Junker, K., Du Preez, L. & Bain, O. (2013) A new species of Rhabdias Stiles et Hassall, 1905 (Nematoda: Rhabdiasidae) from Blommersia domerguei (Guibé) (Amphibia: Mantellidae) in Madagascar. Folia Parasitologica 60: 469-474. PDF

Weldon, C., Angelica C, Bollen A, Rabemananjara FCE, Copsey J, Garcia G, Dalton DL, Kotze A, and Andreone F (2013) Pre-emptive national monitoring plan for the amphibian chytrid fungus in Madagascar. EcoHealth, DOI: 10.1007/s10393-013-0869-8 PDF

Doherty-Bone TM, Gonwouo NL, Ohst T, Weldon, C., Kouete MT, Browne R, Loader SP, Gower DJ, Wilkinson MW, Rödel M-O, Penner J, Barej MF, Schmitz A, Plötner J & Cunningham AA (2013) Batrachochytrium dendrobatidis in amphibians of Cameroon, including first records for caecilians. Diseases of Aquatic Organisms 102: 187-194. PDF

Penner J, Adum GB, McElroy MT, Doherty-Bone T, Hirschfeld M, Sandberger L, Weldon, C., Cunningham AA, Ohst T, Wombwell E, Portik DM, Reid D, Hillers A, Ofori-Boateng C, Oduro W, Plötner J, Ohler A,. Leaché AD and Rödel M-O (2013) West Africa - a safe haven for frogs? A regional assessment of the chytrid fungus (Batrachochytrium dendrobatidis). Plos ONE 8(2): e56236.
doi:10.1371/journal.pone.0056236. PDF

2012

Du Preez, L.H. & Morrison, C. (2012) Two new polystomes (Monogenea: Polystomatidae) from the eyes of North American freshwater turtles. Zootaxa 3392: 47-59. PDF

Enabulele, E.E., Aisien, M.S.O. & Du Preez, L.H. (2012) Polystomoides bourgati (Monogenea: Polystomatidae) infecting Pelusios castaneus in southern Nigeria. African Zoology 47: 42-47. PDF

Fritz, U., Branch, W.R., Gehring, P.-S., Harvey, J., Kindler, C., Meyer, L., Du Preez, L., Široký, P., Vieites, D.R. & Vences, M. (2012) Weak divergence among African, Malagasy and  Seychellois hinged terrapins (Pelusios castanoides, P. subniger) and evidence for human-mediated oversea dispersal. Organisms, Diversity & Evolution  DOI 10.1007/s13127-012-0113-3 PDF

Vredenburg, V.T., Weldon, C., Du Preez, L.H., Raharivololoniaina, L., Vieites, D.R. & Vences, M. (2012) A molecular survey across Madagascar does not yield positive records of the amphibian chytrid fungus Batrachochytrium dendrobatidis Herpetology Notes 5: 507-517. PDF

Yildirimhan, H.S. Du Preez, L.H. & Verneau, O. (2012) Polystoma nacialtuneli n. sp. (Polystomatidae) from the Eastern Spadefoot,  Pelobates syriacus (Pelobatidae) in Turkey.  Journal of Helminthology 86: 104-112. PDF

2011

Du Preez, L.H. (2011) Polystoma vernoni n. sp. (Monogenea: Polystomatidae) from the sharp nosed grass frog Ptychadena oxyrhynchus (Smith, 1849) in South Africa. Journal of Helminthology 85: 294-299. doi:10.1017/S0022149X10000581. PDF

Conradie, W. Weldon, C., Smith, K.G & Du Preez, L.H.  (2011) Seasonal pattern of chytridiomycosis in Common river frog tadpoles in the South African Highveld. African Zoology 46: 95-102. PDF

Verneau, O., Palacios, C., Platt, T., Alday, M., Billard, E., Allienne, J.-F., Basso, C. & Du Preez, L. (2011) Invasive species threat: Parasite phylogenetics reveals patterns and processes of host-switching between non-native and native freshwater turtles. Parasitology 138: 1778-1792. PDF

Badets, M., Whittington, I., Lalubin, F., Allienne, J-F., Maspimby, J_L, Bentz, S., Du Preez, L.H., Barton, D., Hasegawa, H., Tandon, V., Imkongwapang, R., Ohler, A. Combes, C. and Verneau, O. (2011) Correlating Early Evolution of Parasitic Platyhelminths to Gondwana Break-up. Systematic Biology 60(6): 762-781. doi: 10.1093/sysbio/syr078 PDF

Raharivololoniaina, L., Verneau, O., Berthier, P., Vences, M. & Du Preez, L.H. (2011) First monogenean flatworm from a microhylid frog host: Kankana, a new polystome genus from Madagascar. Parasitology International 60: 465-473. PDF

Imasuen AA, Aisien MSO, Weldon, C., Dalton DL, Kotze A & Du Preez L.H. (2011) Occurrence of Batrachochytrium dendrobatidis in amphibian populations of Okomu National Park, Nigeria. Herpetological Review 42(2): 379-382. PDF

Kruger, D.J.D., Weldon, C. & Du Preez, L.H. (2011) Resolving the confusion: Amietia vertebralis and A. umbraculata tadpole morphology. African Zoology 46: 309-319. PDF

Farrer, R.A., Weinert, L.A., Bielby, J., Garner, T.W.J., Balloux, F. Clare, F., Bosch, J., Cunningham, A.A., Weldon, C., Du Preez, L.H., Anderson, L., Pond, S.L.K., Shahar-Golan, R., Henk, D. and Fisher, M.C. (in press) Emergence of panzootic amphibian chytridiomycosis is unique to a single globalised hypervirulent lineage. PNAS. doi/10.1073/pnas.1111915108 PDF

Van der Meijden, A., Crottini, A., Tarrant, J., Turner, A. & Vences, M. 2011. Multi-locus phylogeny and evolution of reproductive modes in the Pyxicephalidae, an African endemic clade of frogs. African Journal of Herpetology 60 (1): 1-12. PDF

2010

Aisien, M.S.O, Du Preez, L.H. & Imasuen, A.A. (2011) Polystoma okomuensis n. sp. (Monogenea: Polystomatidae) from Boulenger's striped frog, Phlyctimantis boulengeri (Perret, 1986) in Nigeria. Journal of Helminthology 85: 153-159. PDF

Du Preez, L.H., Raharivololoniaina, L. Verneau, Vences, M. (2010) A new genus of polystomatid parasitic flatworm (Monogenea: Polystomatidae) without free-swimming life stage from the Malagasy poison frogs. Zootaxa 2722: 54-68. PDF

Du Preez, L.H. (2010) Polystoma vernoni n. sp. (Monogenea: Polystomatidae) from the sharp nosed grass frog Ptychadena oxyrhynchus (Smith, 1849) in South Africa.  Journal of Helminthology 85: 294–299. PDF

2009

Verneau, O., Du Preez, L.H. & Badets, M. (2009)  Lessons from parasitic flatworms about evolution and historical biogeography of their vertebrate hosts. Comptes Rendus Biologies 332: 149-158. PDF

Aisien, M. & Du Preez, L.H. (2009) Redescription of Polystoma africanum (Polystomatidae onogenea). Zootaxa 2095: 37-46. PDF

Verneau, O., Du Preez, L.H.,  Laurent, V., Raharivololoniaina, L., Glaw, F and Vences, M. (2009) The double odyssey of Madagascan polystome flatworms leads to new insights on the origins of their amphibian hosts. Proceedings of the Royal Society 276: 1575 - 1583. PDF

Du Preez, L.H., Kunene, N., Hanner, R., Evans, B.J., Giesy, J.P., Solomon, K.R., Hosmer, A., Van Der Kraak, G. (2009) Population-specific incidence of testicular ovarian follicles in Xenopus laevis from South Africa: A potential issue in endocrine testing. Aquatic Toxicology 95: 10-16. PDF

James TY, Litvintseva AP, Vilgalys R, Morgan JAT, Taylor JW, et al. (2009) Rapid Global Expansion of the Fungal Disease Chytridiomycosis into Declining. and Healthy Amphibian Populations. PLoS Pathog 5(5): e1000458. doi:10.1371/journal.ppat.1000458 PDF

2008

Andreone, F., Carpenter, A.I., Cox, N., Du Preez, L.H., Freeman, K., Furrer, S., Garcia, G.,  Glaw, F., Glos, J., Knox, D., Khler, J., Mendelson, J.R., Mercurio, V. Mittermeier, R.A., Moore, R.D., Rabibisoa, N.H.C., Randriamahazo, H., Randrianasolo, H., Raminosoa, N.R., Ramilijaona, O..R., Raxworthy, C.J., Vallan, D., Vences, M., Vieites, D.R. & Weldon, C.   (2008) The Challenges of Conserving Amphibian Megadiversity in Madagascar. PloS Biology 6: 1-4. PDF

Du Preez, L.H., Kunene, N., Everson, G.J., Carr, J.A.,. Giesy, J.P., Gross, T.S., Hosmer, A., Kendall, R.J., Smith, E.E., Solomon, K.R. and Van Der Kraak (2008)  Reproduction, Larval Growth, and Reproductive Development in African Clawed Frogs, (Xenopus laevis) Exposed to Atrazine. Chemosphere 71: 546-552. PDF

Du Preez, L.H., Wilkinson, M. & Huyse, T. (2008). The first record of polystomes (Monogenea: Polystomatidae) from caecilian hosts (Amphibia: Gymnophiona) with the description of a new genus and two new species. Systematic Parasitology 69:201-209. PDF

Weldon, C., Du Preez L.H. and Vences M. (2008) Lack of detection of the amphibian chytrid fungus (Batrachochytrium dendrobatidis) in Madagascar. Museo del Regionale di Scienze Naturali di Torino 45: 95-106. PDF

2007

Du Preez, L.H., Verneau, O. & Gross, T.S. 2007.Polystomatidae (Monogenea) of North American Anura: Polystoma floridana  n. sp. parasitic in the Green Tree Frog Hyla cinerea (Schneider, 1799),   Zootaxa 1663:33-45. PDF

Smith, K.G., Weldon, C., Conradie, W. & Du Preez, L.H. (2007) Relationships between size, development, and Batrachochytrium dendrobatidis Infection in South African tadpoles. Diseases of Aquatic Organisms 74: 159-164. PDF

Smith K.G. and Weldon, C. (2007) Comment on Knapp and Morgan (2006). A conceptual framework for detecting oral chytridiomycosis in tadpoles. Copeia  PDF

Weldon, C., De Villiers, A.L. & Du Preez, L.H. (2007) . Quantification of the trade in Xenopus laevis from  South Africa, with implications for biodiversity conservation. African Journal of  Herpetology. 56(1): 77-83 PDF

Wohltmann, A. Du Preez, L.H., Rdel, M-O, Khler, J. & Vences,M  (2007) Endoparasitic mites of the genus Endotrombicula Ewing, 1931 (Acari: Parasitengona: Trombiculidae) from African and Madagascan anurans, with description of a new species. Folia Parasitologia 54: 225-235. PDF

2006

Du Preez, L.H. & Maritz, M.F. (2006). Demonstrating morphometric protocols using polystome marginal hooklet measurements. Systematic Parasitology  63: 1-15. PDF

Hecker, M.H., Murphy, M.B., Coady, K.K., Villeneuve, D.L., Jones, P.D., Carr, J.A., Solomon, K.R., Smith, E.E., Van Der Kraak, G.J., Gross, T., Du Preez, L.H., Kendall, R.J. & Giesy, J.P. 2006. Terminology of gonadal anomalies in fish and amphibians resulting from chemical exposure. Reviews in Environmental Contamination and Toxicology 187: 103-131. PDF

Mendelson, J.R., Lips, K.R., Gagliardo, R.W., Rabb, G.B., Collins, J.P., Diffendorfer, J.E. Daszak, P., Ibez, R., Zippel, K.C. Lawson, D.P.,Wright, K.M., Stuart, S.N., Gascon, C., Da Silva, H.R. Burrowes, P.A., Joglar, R.L., La Marca, E., Ltters, S., Du Preez, L.H., Weldon, C., Hyatt, A., Rodriguez-Mahecha, J.V., Hunt, S., Robertson, H., Lock, B., Raxworthy, C.J., Frost, D.R., Lacy, R.C., Alford, R.A., Campbell, J.A., Parra-Olea, G., Bolaos, F., Domingo, J.J.C., Halliday, T., Murphy, J.B., Wake, M.H., Coloma, L.A., Kuzmin, S.L., Price, M.S., Howell, K.M., Lau, M.,  Pethiyagoda, R., Boone, M., Lannoo, M.J., Blaustein, A.R., Dobson, A., Griffiths, R.A. & Wake, D.B.  2006. Confronting Amphibian Declines and Extinctions. Science 313: 48. PDF

Murphy, M.B.,  Hecker, M., Coady,K.K., Tompsett, A.R., Jones, P.D., Du Preez, L.H., Everson, G.J.,  Solomon, K.R., Carr, J.A., Smith, E.E., Kendall, R.J., Van Der Kraak, G., Giesy, J.P. 2006.  Atrazine concentrations, gonadal gross morphology and histology in ranid frogs collected in Michigan agricultural areas. Aquatic. Toxicology  76: 230-245. PDF

Murphy, M.B., Hecker, M., Coady ,K.K, Tompsett, A.R., Higley, E.B., Jones, P.D. , Du Preez, L.H., Solomon K.R., Carr, J.A., Smith, E.E., Kendall, R.J., Van Der Kraak, G. & Giesy, J.P.  2006.  Plasma steroid hormone concentrations, aromatase activities and GSI in ranid frogs collected from agricultural and non-agricultural sites in Michigan (USA) Aquatic Toxicology 77: 153–166. PDF

Murphy, M.B., Hecker, M., Coady ,K.K, Tompsett, A.R., Jones, P.D. , Newsted, J.L., Wong, H.L., Du Preez, L.H., Solomon K.R., Carr, J.A., Smith, E.E., Kendall, R.J., Van Der Kraak, G. & Giesy, J.P.  2006. Sediment Tcdd-Eqs And Erod And Mrod Activities In Ranid Frogs From Agricultural And Non-Agricultural Sites In Michigan (Usa). Archives of Environmental Contamination and Toxicology 51: 467-477. PDF

Park, J-W., Hecker, M., Murphy, M.B., Jones, P.D., Solomon, K.R., Van Der Kraak, G., Carr, J.A., Smith, E.E., Du Preez, L.H., Kendall, R.J. and Giesy, J.P. 2006. Development and optimization of a highly sensitive Q RT PCR method to quantify CYP19 mRNA expression in testis of male adult Xenopus laevis:  Comparisons with aromatase enzyme activity.  Comparative Biochemistry and Physiology. Part B 144: 18-28. PDF

Weldon, C. & Du Preez, L.H. (2006). Quantitative measurement of Batrachochytrium  dendrobatidis in amphibian skin. Diseases of Aquatic Organisms 72: 153-161. PDF

2005

Du Preez, L.H., Jansen van Rensburg, P.J., Jooste, A.M., Carr, J.A., Giesy, J.P., Gross, T.S., Kendall, R.J., Smith, E.E.,  Van der Kraak, G. & Solomon, K.R. (2005). Seasonal exposures to triazine and other pesticides in surface waters in the western Highveld corn-production region in South Africa. Environmental Pollution   135: 131-141. PDF

Du Preez, L.H., Solomon, K.R., Carr, J.A., Giesy, J.P. Gross, T.S., Kendall, R.J. Smith, E.E., Van der Kraak, G. & Weldon, C. (2005). Population structure characterization of the African Clawed Fog (Xenopus laevis) in maize-growing versus non-maize-growing areas in South Africa. African Journal of Herpetology 54(1): 61-68. PDF

Hecker, M., Kim, W.J., Park, J.W., Murphy, M.B., Villeneuve, D.L., Coady, K.K., Jones, P.D., Solomon, K.R., Van Der Kraak, G., Carr, J.A., Smith, E.E., Du Preez, L.H., Kendall, R.J. & Giesy, J.P. (2005). Plasma concentrations of estradiol and testosterone, gonadal aromatase activity and ultrastructure of the testis in Xenopus laevis exposed to estradiol or atrazine. Aquatic Toxicology 72: 383-396. PDF

Hecker, M., Park, J.W., Murphy, M.B., Jones, P.D., Solomon, K.R., Van Der Kraak, G., Carr, J.A., Smith, E.E., Du Preez, L., Kendall, R.J. & Giesy, J.P. (2005). Effects of atrazine on CYP19 gene expression and aromatase activity in testes and on sex steroid concentrations in plasma of male African clawed frogs (Xenopus laevis). Toxicological Sciences 86(2), 273-280. PDF

Jooste, A.M., Du Preez, L.H., Carr, J.A., Giesy, J.P., Gross, T.S., Kendall, R.J., Smith, E.E., Van Der Kraak, G.J. & Solomon, K.R. (2005). Gonadal development of Xenopus laevis larvae exposed through larval development to atrazine in outdoor microcosms. Environmental Science & Technology 39(14):5255 -5261. PDF

Smith, E.E., Du Preez, L.H., Gentles, B.A., Solomon, K.R., Tandler, B., Carr, J.A., Van Der Kraak, G.J., Kendall, R.J., Giesy, J.P. & Gross, T.S. 2005. Assessment of laryngeal muscle and testicular cell types in Xenopus laevis (Anura Pipidae) inhabiting maize and non-maize growing areas of South Africa. African Journal of Herpetology 54(1): 69-76. PDF

Smith, K.G. 2005. An exploratory assessment of Cuban treefrog (Osteopilus septentrionalis ) tadpoles as predators of native and nonindigenous tadpoles in Florida. Amphibia-Reptilia 26:571-575. PDF

Solomon, K.R., Carr, J.A., Du Preez, L.H., Giesy, J.P., Gross, T.S., Kendall, R.J., Smith, E.E. & Van Der Kraak, G.J. 2005. Ecotoxicological risk assessment of atrazine in amphibians. In: Clark JM, Ohkawa H, editors. Environmental Fate and Safety Management of Agrochemical  ACS Symposium Series No 899. Volume 2. Washington, DC, USA: American Chemical Society. p 129-137. PDF

2004

Hecker, M., Giesy, J.P., Jones, P.D., Jooste, A.M., Carr, J.A., Solomon, K.R.,  Smith, E.E., Van Der Kraak, G., Kendall, R.J. & Du Preez, L.H. (2004). Plasma sex steroid concentrations and gonadal aromatase activities in African clawed frogs (Xenopus laevis ) from the corn-growing region of South Africa. Environmental Toxicology and Chemisty  23(8): 1996-2007. PDF

Weldon, C., Du Preez, L.H., Hyatt, A.D., Muller, R. & Speare, R. (2004).  Origin of the Amphibian Chytrid Fungus. Emerging Infectious Diseases 10: 2100 – 2105. PDF

2003

Du Preez, L.H., Tinsley, R.C. & De Sa, R. (2003). Polystomatidae (Monogenea) of Southern African Anura:  Eupolystoma vanasi n. sp. parasitic in Schismaderma carens (Smith, 1848). Systematic Parasitology 54(1): 71-79. PDF

Lane, E.P., Weldon, C. & Bingham, J. (2003). Histological evidence of chytridiomycete fungal infection in a free-ranging amphibian, Afrana fuscigula (Anura: Ranidae), in South Africa. Journal of the South African Veterinary Association 74(1): 20-21. PDF

2002

De Kock, K.N., Wolmarans, C.T. & Du Preez, L.H. (2002). Freshwater mollusc diversity in the Kruger National Park: A comparison between a period of prolonged drought and a period of exceptionally high rainfall. Koedoe 45: 1-11. PDF

Du Preez, L.H., Vaucher, C. & Mariax, J.P.  (2002) Polystomatidae (Monogenea) of Southern African Anura: Polystoma dawiekoki n. sp. parasitic in Ptychadena anchietae (Bocage, 1867). Systematic Parasitology , 52: 35-41. PDF

Verneau, O., Bentz, S., Sinnappah, N.D., Du Preez, L.H., Whittington, I. & Combes, C. (2002).  A view of early vertebrate evolution inferred from the phylogeny of polystome parasites (Monogenea: Polystomatidae) Proceedings of the Royal Society of London , 269: 535-543. PDF

2001

Bentz,  S., Leroy, S., Du Preez, L.H., Mariaux, J., Vaucher, C & Verneau, O. (2001). Origin and evolution of African Polystoma (Monogenea: Polystomatidae) assessed by molecular methods. International Journal for Parasitology , 31: 697-705. PDF

Jackson, J.A., Tinsley, R.C. & Du Preez, L.H. (2001). Differentiation of two locally sympatric Protopolystoma (Monogenea: Polystomatidae) species by temperature-dependent larval development and hatching. International Journal for Parasitology , 31: 815-821. PDF

Jackson, J.A. Tinsley, R.C., Du Preez, L.H. & Henderson, A. (2001).  A redescription of Chabaudus leberrei (Bain & Philippon, 1969) from Xenopus spp. in Swaziland. Systematic Parasitology , 50: 81 - 89. PDF

Lim, L.H.S. & Du Preez, L.H.  (2001) Sundapolystoma chalconotae n. g. & n. sp. (Monogenea: Polystomatinae) from Rana chalconota (Schlegel) of Peninsular Malaysia. Systematic Parasitology , 49: 223 – 231. PDF

Publications prior to 2001 is available from Prof. Louis du Preez