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image: Stingrays Chew Too

Stingrays Chew Too

By | September 15, 2016

Researchers observe stingrays moving their jaws to grind up prey, a behavior thought to be restricted to mammals.

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image: Toggling CRISPR Activity with a Chemical Switch

Toggling CRISPR Activity with a Chemical Switch

By | September 12, 2016

Researchers design a Cas9 enzyme that cuts DNA only in the presence of particular drug.

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image: The Evolution of Beer Yeast

The Evolution of Beer Yeast

By | September 12, 2016

Sequencing more than 150 yeast genomes, scientists describe distinct lineages cultivated by humans for making beer and wine.

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image: Week in Review: September 5–9

Week in Review: September 5–9

By | September 9, 2016

Environmental magnetite in the human brain; prion structure takes shape; watching E. coli evolve in real time; learning from others’ behavior 

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image: Giant Petri Dish Displays Evolution in Space and Time

Giant Petri Dish Displays Evolution in Space and Time

By | September 8, 2016

As E. coli bacteria spread over increasingly concentrated antibiotics, researchers discover novel evolutionary pathways that confer resistance.

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Ancestries of nearly two dozen indigenous groups in the region reveal a close link between the genetic clustering of populations and the Kalahari Desert’s ecogeography.

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image: Zika Update

Zika Update

By | September 7, 2016

Virus’s genome to aid in diagnoses; bees caught in crossfire of mosquito sprays; Zika spreads in Asia; US Congress revisits Zika funding

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image: Promoting Protein Partnerships

Promoting Protein Partnerships

By | September 1, 2016

Scientists generate new protein-protein interactions at an impressive PACE.

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Tips on how to surmount the challenges of working with CRISPR to manipulate genes in human stems cells to study their function in specific diseases or to correct genetic defects in patient cells.

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image: Protein or Perish

Protein or Perish

By | September 1, 2016

A bacteriophage must evolve certain variants of a protein or die.

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