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image: Seeded by Weeds

Seeded by Weeds

By | May 1, 2015

More than 50 years after cross-contamination of cultured cell lines was recognized, the problem continues to plague the scientific community.

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image: Risky Research Halted at Tulane

Risky Research Halted at Tulane

By | March 3, 2015

Federal officials suspend research on certain pathogens at Tulane University following the escape of potentially dangerous bacteria from a high-security lab.

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image: Mistaken Identities

Mistaken Identities

By | January 1, 2015

Researchers are working to automate the arduous task of identifying—and amending—mislabeled sequences in genetic databases.

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image: Contaminants Could’ve Accounted for STAP

Contaminants Could’ve Accounted for STAP

By | December 29, 2014

Embryonic stem cells likely mucked up the cultures used in the debunked “stimulus-triggered acquisition of pluripotency” studies.

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image: Week in Review: November 10–14

Week in Review: November 10–14

By | November 14, 2014

Funding for African science; microbiome studies may have contamination worries; mind-controlled gene expression; DNA record keeper

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image: DNA Extraction Kits Contaminated

DNA Extraction Kits Contaminated

By | November 11, 2014

Sequencing study reveals low levels of microbes in lab reagents that can create big problems for some microbiome studies.

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image: Fact or Artifact?

Fact or Artifact?

By | October 29, 2014

A study documenting the ubiquity of DNA contamination calls into question a recent paper on food-derived nucleic acids in the human bloodstream.

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image: Haste Caused CDC Bird Flu Contamination?

Haste Caused CDC Bird Flu Contamination?

By | August 19, 2014

The Centers for Disease Control and Prevention scientist who accidentally leaked H5N1 into a benign strain of avian influenza may have been rushing off to a meeting.

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image: Toledo Water Back On After Toxic Scare

Toledo Water Back On After Toxic Scare

By | August 5, 2014

Citizens of Ohio’s fourth-largest city can drink from the tap again, but the root causes of the Lake Erie algal blooms that shut off the flow for two days remain.

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image: Virus Detected in Human Cell Line

Virus Detected in Human Cell Line

By | June 4, 2014

A line of human fetal glial cells is infected with a human polyomavirus, researchers report.

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