[Marxism] Compositional differences in soybeans on the market: Glyphosate accumulates in Roundup Ready GM soybeans

Greg McDonald gregmc59 at gmail.com
Fri Jan 10 10:13:31 MST 2014


On Fri, Jan 10, 2014 at 10:05 AM, dave x <dave.xx at gmail.com> wrote:

>
>
> http://www.sciencedirect.com/science/article/pii/S0308814613019201
>
> In human cells, Roundup may induce endocrine disturbances at
> concentrations far below the MRLs cited by authorities in the EU and US (Benachour
> & Seralini, 2009<http://www.sciencedirect.com/science/article/pii/S0308814613019201#b0020>).
> A life-cycle feeding study in rats reported negative health effects and
> found significantly altered blood parameters in animals that were fed
> Roundup Ready GM maize or were given extremely small amounts of Roundup in
> the drinking water (Seralini et al., 2012<http://www.sciencedirect.com/science/article/pii/S0308814613019201#b0115>).
> The authors emphasised the role of pesticide residues in edible herbicide
> tolerant GM plants and argued that these must be evaluated very carefully
> to accurately assess potential toxic effects. This study has been
> criticised for its methods, analysis and reporting by EFSA, which initially
> rejected the central conclusion of this study, that long term (life-time)
> toxicity and carcinogenicity studies are needed. However, EFSA as well as
> regulatory authorities from multiple EU states are now acknowledging that
> this study flagged up the need for long term studies. A recent study in the
> model organism *Daphnia magna* demonstrated that chronic exposure to
> glyphosate and a formulation of Roundup resulted in negative effects on
> several life-history traits, in particular reproductive aberrations like
> reduced fecundity and increased abortion rate at environmental
> concentrations of 0.45–1.35 mg/L (active ingredient), i.e., below accepted
> environmental tolerance limits set in the US (Cuhra, Traavik, & Bøhn, 2013<http://www.sciencedirect.com/science/article/pii/S0308814613019201#b0040>).
> A reduced body size of juveniles was even observed at an exposure to
> Roundup at 0.05 mg/L. These results are strikingly different from data
> reported by a study funded by the European Commission which indicated a
> NOEC (No Observed Effect Concentration) in *D. magna* of 455 and 30 mg/l
> for glyphosate-IPA and glyphosate acid, respectively (EC, 2002<http://www.sciencedirect.com/science/article/pii/S0308814613019201#b0055>
> ).
>
> JEEBUS, with such high concentrations found in the total plant, you might
> as well be injecting roundup directly into your veins.
>
> "The acceptance level of glyphosate in food and feed, i.e., the maximum
> residue level (MRL) has been increased by authorities in countries where
> Roundup-Ready GM crops are produced or where such commodities are imported.
> In Brazil, the MRL in soybean in 2004 was increased from 0.2 to 10 mg/kg: a
> 50-fold increase, but only for GM-soy. The MRL for glyphosate in soybeans
> has also increased in the US and Europe. In Europe, it was raised from 0.1
> to 20 mg/kg in 1999, and the same MRL of 20 mg/kg was adopted by the US
> based on recommendations of the Codex Alimentarius Commission. In all of
> these cases, MRL values appear to have been adjusted, not based on new
> evidence indicating glyphosate toxicity was less than previously
> understood, but pragmatically in response to actual observed increases in
> the content of residues in glyphosate-tolerant GM soybeans."
>
> No fucking shit.
>
>
>
>



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