Population structure of the african clawed frog (xenopus laevis) in maize-growing areas with atrazine application versus non-maize-growing areas in south africa

African Journal of Herpetology

Volumn 54, Issue 1, 2005, Pages 61-68

  Du Preez, Louis H ^a   Solomon, Keith R ^b   Carr, Jim A ^c   Giesy, John P ^d   Gross, Timothy S ^e   Kendall, Ronald J ^c   Smith, Ernest E ^c   Van der Kraak, Glen L ^b   Weldon, Ché ^a  

^a NORTH WEST UNIVERSITY   (South Africa)

^b UNIVERSITY OF GUELPH   (Canada)

^c TEXAS TECH UNIVERSITY   (United States)

^d MICHIGAN STATE UNIVERSITY   (United States)

^e U S GEOLOGICAL SURVEY   (United States)

Author keywords

African Clawed Frog; Atrazine; Population characterization; Xenopus laevis

Indexed keywords

ANURA; XENOPUS LAEVIS; ZEA MAYS;

EID: 22344443926     PISSN: 21564574     EISSN: 21533660     Source Type: Journal    
DOI: 10.1080/21564574.2005.9635518     Document Type: Article

References (29)

1. Allran, J.W., and Karasov, W.H., 2000. Effects of atrazine and nitrate on northern Leopard Frog (Rana pipiens) larvae exposed in the laboratory from posthatch through metamorphosis. Environ. Toxicol. Chem., 19:2850–2855.
2. Allran, J.W., and Karasov, W.H., 2001. Effects of atrazine on embryos, larvae, and adults of anuran amphibians. Environ. Toxicol. Chem., 20:769–775.
3. Carr, J.A., Gentles, A., Smith, E.E., Goleman, W.L., Urquidi, L.J., Thuett, K., Kendall, R.J., Giesy, J.P., Gross, T.S., Solomon, K.R., and Van Der Kraak, G.J., 2003. Response of larval Xenopus laevis to atrazine:Assessment of growth, metamorphosis, and gonadal and laryngeal morphology. Environ. Toxicol. Chem., 22:396–405.
4. Channing, A.C., 2001. Amphibians of Central and Southern Africa, 470Pretoria:Protea House.
5. Cooper, R.L., Stoker, T.E., Tyrey, L., Goldman, J.M., and Mcelroy, W.K., 2000. Atrazine disrupts the hypothalamic control of pituitary-ovarian function. Toxicol. Sci., 53:297–307.
6. Crain, D.A., Guilette, L.J., Rooney, A.A., and Pickford, D.B., 1997. Alterations in steroidogenesis in alligators (Alligator mississippiensis) exposed naturally and experimentally to environmental contaminants. Environ. Health Perspect., 105:528–533.
7. Daugherty, C.H., 1976. Freeze branding as technique for marking amphibians. Copeia, 1976:836–838.
8. De Prado, R., Lopez-Martinez, N., and Gonzalez-Gutierrez, J., 2000. Identification of two mechanisms of atrazine resistance in Setaria faberi and Setari viridis biotypes. Pestic. Biochem. Physiol, 67:114–124.
9. Diana, S.G., Resetarits, W.J., Jr., Schaeffer, D.J., Beckman, K.B., and Beasley, V.R., 2000. Effects of atrazine on amphibian growth and survival in artificial aquatic communities. Environ. Toxicol. Chem., 19:2961–2967.
10. Donnelley, M., Guyer, C., Donnelet, W.R., McDiarmid, W., and Hayek, L.C., 1994. “ Estimating population size ”. In Measuring and Monitoring Biological Diversity:Standard Methods for Amphibians, Edited by:Heyer, W.R., and Foster, M.S., 183–205. Washington:Smithsonian Institution Press.
11. Du Preez, L.H., 1996. Field Guide to the Frogs and Toads of the Free State. University of the Free State,:92
12. Efron, B., and Tibshirani, R. J., 1993. An Introduction to the Bootstrap, London:Chapman and Hall.
13. Hayes, T.B., Collins, A., Mendoza, M., Moriega, N., Stuart, A.A., and Vonk, A., 2002. Hermaphroditic, demasculinized frogs after exposure to the herbicide atrazine at low ecologically relevant doses. Proc. Nat. Acad. Sci. U.S.A., 99:5476–5480.
14. Hayes, T.B., Haston, K., Tsui, M., Hoang, A., Haeffele, C., and Vonk, A., 2003. Atrazine-induced hermaphroditism at 0.1 ppb in American Leopard Frogs (Rana pipiens):Laboratory and field evidence. Environ. Health Perspect., 111:568–575.
15. 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., and 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. Environ. Toxicol. Chem., 23:1996–2007.
16. Hemelaar, A.S.M., and Van Gelder, J.J., 1980. Annual growth rings in phalanges of Bufo bufo (Anura, Amphibia) from the Netherlands and their use for age determination. Neth. J. Zool., 30:129–135.
17. Hopenhayn-Rich, C., Stump, M.L., and Browning, S.R., 2002. Regional assessment of atrazine exposure and incidence of breast and ovarian cancers in Kentucky. Arch. Environ. Contam. Toxic., 42:127–136.
18. Howe, G.E., Gillis, R., and Mowbray, R.C., 1998. Effects of chemical synergy and larval stage on the toxicity of atrazine and alachlor to amphibian larvae. Environ. Toxicol. Chem., 17:519–525.
19. nd ed., London:Chapman and Hall.
20. Ouellet, M., Bonin, J., Rodrigue, J., Desgranges, J.L., and Lair, S., 1997. Hindlimb deformities (ecromelia, ectrodactyly) in free-living anurans from agricultural habitats. J. Wildl. Dis., 33:95–104.
21. Sanderson, J.T., Seinen, W., Giesy, J.P., and Van Den Berg, M., 2000. 2-Chloro-s-triazine herbicides induce aromatase (CYP19) activity in H295R human adrenocortical carcinoma cells:a novel mechanism for estrogenicity?. Toxicol. Sci., 54:121–127.
22. Smith, E.E., Du Preez, L.H., Gentles, A., Solomon, K.R., Tandler, B., Carr, J.A., Van der Kraak, G.J., Kendall, R.J., Giesy, J.P., and Gross, T., 2005. Stereological assessment of testicular cell types in Xenopus laevis (Anura Pipidae) inhabiting agricultural and non-agricultural areas of South Africa. Afr. J. Herpetol., 54:69–76.
23. th ed., Ames, Iowa, U.S.A.:Iowa State University Press.
24. Sower, S.A., Reed, K.L., and Babbitt, K.J., 2000. Limb malformations and abnormal sex hormone concentrations in frogs. Environ. Health Perspect., 108:1085–1090.
25. Tavera-Mendoza, L., Ruby, S., Brousseau, P., Fournier, M., Cyr, D., and Marcogliese, D., 2002a. Response of the amphibian tadpole (Xenopus laevis) to atrazine during sexual differentiation of the testis. Environ. Toxicol. Chem., 21:527–531.
26. Tavera-Mendoza, L., Ruby, S., Brousseau, P., Fournier, M., Cyr, D., and Marcogliese, D., 2002b. Response of the amphibian tadpole Xenopus laevis to atrazine during sexual differentiation of the ovary. Environ. Toxicol. Chem., 21:1264–1267.
27. Tinsley, R.C., and Kobel, H.R., 1996. Preface. Biology of Xenopus, 440Oxford Science Publications and The Zoological Society of London.
28. Wager, V.A., 1986. Frogs of South Africa:Their Fascinating Life Stories, 182Craighall:Delta Books.
29. Yokley, R.A., and Cheung, M.W., 2000. Analytical method for the determination of atrazine and its dealkylated chlorotriazine metabolites in water using gas chromatography/mass selective detection. J. Agric. Food Chem., 48:4500–4507.