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Single and repeated low-dose UVB radiation exposures affect the visual system.

Vaz VVA, Jardim da Silva L, Geihs MA, Maciel FE, Nery LEM, Vargas MA. Vaz VVA, et al. Among authors: geihs ma. J Photochem Photobiol B. 2020 Aug;209:111941. doi: 10.1016/j.jphotobiol.2020.111941. Epub 2020 Jun 28. J Photochem Photobiol B. 2020. PMID: 32629396

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Antifouling biocide dichlofluanid modulates the antioxidant defense system of the brown mussel Perna perna.

Rola RC, Guerreiro AS, Gabe H, Geihs MA, da Rosa CE, Sandrini JZ. Rola RC, et al. Among authors: geihs ma. Mar Pollut Bull. 2020 Aug;157:111321. doi: 10.1016/j.marpolbul.2020.111321. Epub 2020 May 30. Mar Pollut Bull. 2020. PMID: 32658686

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Oxidative stress: Noradrenaline as an integrator of responses in the neuroendocrine and immune systems of the ascidian Phallusia nigra.

Mello AA, Geihs MA, Nogueira TDS, Allodi S, Vargas MA, de Barros CM. Mello AA, et al. Among authors: geihs ma. Dev Comp Immunol. 2020 Apr;105:103573. doi: 10.1016/j.dci.2019.103573. Epub 2019 Dec 13. Dev Comp Immunol. 2020. PMID: 31918205 Free article.

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Induction of oxidative stress by chlorothalonil in the estuarine polychaete Laeonereis acuta.

da Silva Barreto J, de Melo Tarouco F, de Godoi FGA, Geihs MA, Abreu FEL, Fillmann G, Sandrini JZ, da Rosa CE. da Silva Barreto J, et al. Among authors: geihs ma. Aquat Toxicol. 2018 Mar;196:1-8. doi: 10.1016/j.aquatox.2017.12.004. Epub 2017 Dec 15. Aquat Toxicol. 2018. PMID: 29310040

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Antioxidant defense system rhythms in crustaceans and possible roles for melatonin.

Maciel FE, Geihs MA, Monserrat JM, Nery LE. Maciel FE, et al. Among authors: geihs ma. Front Biosci (Elite Ed). 2010 Jun 1;2(4):1448-59. doi: 10.2741/e204. Front Biosci (Elite Ed). 2010. PMID: 20515816 Free article. Review.

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Effects of the herbicide Roundup on the polychaeta Laeonereis acuta: Cholinesterases and oxidative stress.

de Melo Tarouco F, de Godoi FGA, Velasques RR, da Silveira Guerreiro A, Geihs MA, da Rosa CE. de Melo Tarouco F, et al. Among authors: geihs ma. Ecotoxicol Environ Saf. 2017 Jan;135:259-266. doi: 10.1016/j.ecoenv.2016.10.014. Epub 2016 Oct 14. Ecotoxicol Environ Saf. 2017. PMID: 27750093

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Antioxidant activity stimulated by ultraviolet radiation in the nervous system of a crustacean.

Hollmann G, Ferreira Gde J, Geihs MA, Vargas MA, Nery LE, Leitão Á, Linden R, Allodi S. Hollmann G, et al. Among authors: geihs ma. Aquat Toxicol. 2015 Mar;160:151-62. doi: 10.1016/j.aquatox.2015.01.008. Epub 2015 Jan 15. Aquat Toxicol. 2015. PMID: 25630046

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Effects of hypoxia and reoxygenation on the antioxidant defense system of the locomotor muscle of the crab Neohelice granulata (Decapoda, Varunidae).

Geihs MA, Vargas MA, Maciel FE, Vakkuri O, Meyer-Rochow VB, Allodi S, Nery LE. Geihs MA, et al. J Comp Physiol B. 2016 Jul;186(5):569-79. doi: 10.1007/s00360-016-0976-2. Epub 2016 Mar 19. J Comp Physiol B. 2016. PMID: 26995743

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Daily variation of melatonin content in the optic lobes of the crab Neohelice granulata.

Maciel FE, Geihs MA, Vargas MA, Cruz BP, Ramos BP, Vakkuri O, Meyer-Rochow VB, Maia Nery LE, Allodi S. Maciel FE, et al. Among authors: geihs ma. Comp Biochem Physiol A Mol Integr Physiol. 2008 Feb;149(2):162-6. doi: 10.1016/j.cbpa.2007.11.007. Epub 2007 Nov 29. Comp Biochem Physiol A Mol Integr Physiol. 2008. PMID: 18165131

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The effects of UV radiation on the visual system of the crab Neohelice granulata: a protective role of melatonin.

Vargas MA, Geihs MA, Maciel FE, Cruz BP, Nery LE, Allodi S. Vargas MA, et al. Among authors: geihs ma. Comp Biochem Physiol C Toxicol Pharmacol. 2011 Nov;154(4):427-34. doi: 10.1016/j.cbpc.2011.08.002. Epub 2011 Aug 10. Comp Biochem Physiol C Toxicol Pharmacol. 2011. PMID: 21854872 Free article.

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