Results 1 to 10 of about 28 (28)

Imposex in endemic volutid from Northeast Brazil (Mollusca: Gastropoda)

open access: yesBrazilian Archives of Biology and Technology, 2008
Imposex is characterized by the development of masculine sexual organs in neogastropod females. Almost 120 mollusk species are known to present imposex when exposed to organic tin compounds as tributyltin (TBT) and triphenyltin (TPT). These compounds are
Ítalo Braga de Castro   +5 more
doaj   +1 more source

Efeito biocida de mandelatos organoestânicos sobre Fusarium oxysporum f. sp. cubense Biocide effect of organotin mandelates on Fusarium oxysporum f. sp. cubense

open access: yesCiência e Agrotecnologia, 2004
Compostos organoestânicos são substâncias que têm sido utilizadas como biocidas. A vantagem do uso dessa classe de compostos é sua degradação em dióxido de estanho (SnO2), que é atóxico para o meio ambiente.
Edelcio Tavares de Araujo   +4 more
doaj   +1 more source

Imposex induction in Stramonita haemastoma floridana (Conrad, 1837) (Mollusca: Gastropoda: Muricidae) submitted to an organotin-contaminated diet

open access: yesBrazilian Journal of Oceanography, 2006
Marine organisms are affected by organotin compounds due to the cumulative, deleterious effects of these latter. The most evident and well known consequence of organotin contamination is imposex, a hormonal disruption that causes a superimposition of ...
Aline Fernandes Alves de Lima   +2 more
doaj   +1 more source

Imposex in Stramonita haemastoma from coastal sites of Cartagena, Colombia

open access: yesBrazilian Journal of Biology, 2017
Imposex is the development of male sexual characteristics caused by the toxic effects of some chemicals that acts as an endocrinal disruptor. Antifouling paints contain these chemicals.
L. Sierra-Marquez   +3 more
doaj   +1 more source

Occurrence of imposex in Thais haemastoma: possible evidence of environmental contamination derived from organotin compounds in Rio de Janeiro and Fortaleza, Brazil Ocorrência de imposex em Thais haemastoma: possíveis evidências de contaminação ambiental por compostos organotínicos no Rio de Janeiro e em Fortaleza, Brasil

open access: yesCadernos de Saúde Pública, 2002
There are indications that the widespread use of organotin compounds (TBT and TPT) as antifoulings, as stabilizers in plastic and as pesticides, has severely affected several species of marine organisms.
Marcos Antonio Fernandez   +4 more
doaj   +1 more source

Imposex in Thais rustica (Mollusca: Neogastropoda) (Lamark, 1822) as an indicator of organotin compounds pollution at Maceio coast (Northeastern Brazil)

open access: yesBrazilian Journal of Oceanography, 2004
The use of OTC (organotin compounds) as biocides in naval antifouling paints causes impacts on non-target organisms. One of these impacts is a syndrome called imposex in gastropod molluscs.
Edmundo Camillo   +3 more
doaj   +1 more source

Síntese e caracterização de um novo composto obtido pela reação entre hidreto de trifenilestanho e ácido (±)-mandélico e avaliação de seu potencial biocida sobre o fungo Fusarium oxysporum f. sp. cubense Synthesis, characterization and evaluation of the biocide effect on the fungus Fusarium oxysporum f. sp. cubense of a new compound obtained by reaction of triphenyltin hydride and (±)-mandelic acid

open access: yesCiência e Agrotecnologia, 2006
O presente artigo refere-se à síntese e caracterização de um novo composto organoestânico, pela reação de ácido (±)-mandélico e hidreto de trifenilestanho, em meio de acetonitrila e sob refluxo, [(C6H5)2SnMand 2] {Mand = C6H5CH(OH)COO], identificado por ...
Roberto Santos Barbiéri   +5 more
doaj   +1 more source

Contaminação ambiental por compostos organoestânicos [PDF]

open access: yesQuímica Nova, 2003
Ana Flavia Locateli Godoi   +2 more
doaj   +1 more source
Some of the next articles are maybe not open access.

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