Animal experiments show that the magnetic resonance tumor targeted contrast agent has good selectivity, obvious enhanced effect and low toxic and side effects.

动物试验结果表明，本发明的磁共振肿瘤靶向对比剂，选择性好、增强效果明显、毒副作用低。

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In addition, the product was low toxic to rats.

另外，产品对大鼠低毒。

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Conclusion: LEH was a low toxic and low immunogenic blood substitute.

结论：LEH是一种低毒性、低免疫原性血液制品。

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Mr.Fillon expressed confidence in U.S.Treasury Secretary Timothy Geithner's newest initiative to help stabilize the banking system by providing guarantees and low-interest loans to investors willing to purchase toxic assets from banks.

VOA: standard.2009.03.24

The 12, 700-square-foot Energy Star-certified house was crafted from low-toxic materials, withstood air tightness tests on the insulation, and has a water furnace geothermal system that provides hot water, radiant floor heat and air conditioning.

FORBES: Off-The-Grid Mansions

Researchers sponsored by them came up with a non-toxic, low-temperature glaze based on boron.

ECONOMIST: A battle for lead-free pottery

The military said smoke from the pit exposed troops to toxic emissions, including low levels of cancer-causing dioxins.

CNN: Congressmen want more info on 'burn pit' claims