The Scientist

» drug development, microbiology and evolution

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image: Opinion: Our Inner Caveman

Opinion: Our Inner Caveman

By | August 1, 2016

The modern human brain evolved in social and environmental settings very unlike today’s. Despite our cultural and technological progress, tribal instincts remain.


A chloroplast mutation has dramatically affected the genomes of railside populations of Arabidopsis thaliana.


image: Riboswitch Screen

Riboswitch Screen

By | August 1, 2016

A newly developed method detects regulators of bacterial transcription called riboswitches.


image: The Growth of Iowa Biotech

The Growth of Iowa Biotech

By | August 1, 2016

The state’s industry draws inspiration from medicine as well as agriculture.

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image: Understanding Human Accelerated Regions

Understanding Human Accelerated Regions

By | August 1, 2016

Fast-evolving regions of the human genome differentiate our species from all other mammals.


image: Wanted: Transcriptional Regulators

Wanted: Transcriptional Regulators

By | August 1, 2016

Researchers have designed a screen to find unique molecules, called riboswitches, that determine whether transcription will proceed.


image: Decoding Human Accelerated Regions

Decoding Human Accelerated Regions

By | August 1, 2016

Do the portions of our genomes that set us apart from other animals hold the secret to human evolution?


image: Humans Never Stopped Evolving

Humans Never Stopped Evolving

By | August 1, 2016

The emergence of blood abnormalities, an adult ability to digest milk, and changes in our physical appearance point to the continued evolution of the human race.


image: Mystery Mechanisms

Mystery Mechanisms

By | July 29, 2016

Scientists still don’t know exactly how some commonly used drugs work. Here’s a look at three such compounds.


image: Classic Example of Symbiosis Revised

Classic Example of Symbiosis Revised

By | July 25, 2016

The partnering of an alga and a fungus to make lichen may be only two-thirds of the equation.


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