Logo Sertox

Portal latinoamericano de toxicología

  • Spanish
  • English

Country: Brasil

A Brazilian court overturned an injunction banning products containing glyphosate

04/09/2018

Brazil court overturns ban on weed-killer glyphosate. reuters.com. September 03, 2018. A Brazilian court on Monday overturned an injunction banning products containing the popular weed-killer glyphosate, knocking down a previous ruling that had been set to disrupt the soy planting season set to begin this month. A Brazilian judge ruled last month to halt the registration […]


Taurine modulates acute ethanol induced social behavioral deficits in adult zebrafish

14/08/2018

Mixing energy drinks with alcohol could enhance the negative effects of binge drinking. sciencedaily.com. August 14, 2018. Summary: A key ingredient of energy drinks could be exacerbating some of the negative effects of binge drinking according to a new study. Danio rerio (WP) A key ingredient of energy drinks could be exacerbating some of the […]


A novel molecule is a strong candidate for the development of a new antimalarial drug

10/08/2018

A new, highly effective and selective molecule is developed to fight malaria. eurekalert.org. August 09, 2018. In tests with mice and in vivo culture, molecule designed in Brazil was capable of killing Plasmodium resistant strains and reducing the number of parasites in the bloodstream by 62 percent without attacking cells of the host organism. Plasmodium […]


Effects of pyraclostrobin on Bombyx mori and their production of cocoons, study

07/06/2018

Fungicide impairs silk production, according to study. eurekalert.org. June 06, 2018. By testing an agrochemical designed to increase resistance on the mulberry plants used to feed silkworms, a research verified a rise in caterpillars’ mortality and reduction in the size of cocoons.  One of the problems caused by the intensive use of pesticides is their […]


Bothrops venoms revealed as molecular signatures that contribute to venom phenotype, study

02/06/2018

How just drops of viper venom pack a deadly punch. eurekalert.org. June 01, 2018. A bite from a lancehead snake can be fatal. Species in the family, found throughout Central and South America, have venom that can disrupt blood clotting and cause hemorrhage, strokes and kidney failure.CAPTIONResearchers studying venom from Bothrops jararaca (shown) and related […]


Skin gland concentrations adapted to different evolutionary pressures in Siphonops annulatus

23/02/2018

Playing both ends: Amphibian adapted to varied evolutionary pressures. sciencedaily.com. February 23, 2018. Summary: Caecilian, Siphonops annulatus, a limbless amphibian found throughout Brazil, has a concentration of enlarged mucous glands in its head region and a concentration of enlarged poison glands in its posterior region. These concentration appear to have evolved from different selective pressures: […]



Trivia # 292: pyrethroids in dolphins

08/07/2015

Toxicological Trivia from July 08, 2015: in August 2012  an article published in the journal Environment International, by Damià Barceló and other authors, which considers "surprising" finding of pyrethroid insecticides  in dolphins, and also is discussed accumulation of these contaminants. The highest concentrations were found in the offspring of these mammals, which is considered unprepared […]


The asbestos industry in Brazil and the human cost

29/11/2014

Italian supreme court’s asbestos ruling could have major implications for Brazil. theguardian.com. November 1º, 2014, Court’s cancellation of Swiss asbestos polluter’s jail sentence dismays activists in Brazil, where substance is widely used. The Italian supreme court ruling on a case brought against Eternit, a Swiss-based building firm, could have major implications for the continued use […]


Brasil: Atractus spinalis, a new species of snake that is a foot long and non-venomous

21/08/2014

Beautiful New Snake Species Discovered in Brazil. By John  Virata. reptilesmagazine.com.  August 20, 2014. Brazilian scientists have discovered a new species of snake that is a foot long, non-venomous, and pretty as all get out. The snake, named Atractus spinalis and of the family Dipsadidae, is brownish and reddish-burnt orange in coloration with a yellowish […]



Trivia # 209: synonyms for ayahuasca

02/10/2013

Toxicological trivia from October 02, 2013: from February/2010, ayahuasca is also a lawful substance consumption in Brazil as part of religious ceremonies. After many years of debate, the government of Luiz Inacio Lula da Silva authorized the use of this plant in ritual hallucinogenic powers in  Amazonian cults ceremonies. Religious use in Brazil was legalized […]


Scientists in Brazil have expressed concern with the use of mercury in gold mining

03/08/2012

Use of mercury in gold mining stirs controversy in Brazil. By Catarina Chagas. scidev.net. August 01, 2012. Scientists in Brazil have expressed concern that new regulations in the country’s Amazonas state continue to permit the use of mercury in gold mining, and have put forward what they say are more environmentally-friendly alternatives. Mercury is used […]


Scientists in Brazil have expressed concern with the use of mercury in gold mining

03/08/2012

Use of mercury in gold mining stirs controversy in Brazil. By Catarina Chagas. scidev.net. August 01, 2012. Scientists in Brazil have expressed concern that new regulations in the country’s Amazonas state continue to permit the use of mercury in gold mining, and have put forward what they say are more environmentally-friendly alternatives. Mercury is used […]






Asbestos: a Dark Day for Brazil

03/10/2011

Brazil’s Supreme Court denies São Paulo State the constitutional right to protect its citizens from asbestos. by Laurie Kazan-AllenA decision on September 28, 2011 by the Brazilian Supreme Court confirms that the country is open for business…. at any cost. By a decision of 6 to 3, the Judges trounced the right of São Paulo […]


Asbestos: a Dark Day for Brazil

03/10/2011

Brazil’s Supreme Court denies São Paulo State the constitutional right to protect its citizens from asbestos. by Laurie Kazan-AllenA decision on September 28, 2011 by the Brazilian Supreme Court confirms that the country is open for business…. at any cost. By a decision of 6 to 3, the Judges trounced the right of São Paulo […]



Mesothelioma: do you know this disease?

18/10/2009

Struggle in Brazil against attempts coming from the asbestos industry to withdraw the law that banned asbestos in the State of São Paulo.Fernanda Giannassi sends us this new on the oncaming campaign to raise awareness on asbestos related deseases. "It will be also a day of protest against the attempt coming from  the asbestos-cement industry […]



[retel]

Revista toxicológica en línea