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image: B Cell Bosses

B Cell Bosses

By Kate Yandell | February 1, 2015

Gut bacteria in mice spur regulatory B cells to differentiate and release an anti-inflammatory cytokine.


image: Stubbornly Persistent

Stubbornly Persistent

By Mary Beth Aberlin | February 1, 2015

Microorganisms continually challenge our assumptions of what life can achieve.

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image: Thanks for the Memories

Thanks for the Memories

By Ruth Williams | February 1, 2015

B and T cells may be the memory masters of the immune system, but research reveals that other cells can be primed by pathogens, too.

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image: Viral Virtuosos

Viral Virtuosos

By Christopher S. Sullivan | February 1, 2015

New understanding of noncoding RNAs may solve a long-standing puzzle about how viruses orchestrate lifelong infections.  


image: Interferon Discoverer Dies

Interferon Discoverer Dies

By Kerry Grens | January 26, 2015

Jean Lindemann, the virologist who helped figure out that interferons were responsible for anti-viral responses, has passed away at age 90.


image: Fraction of SNPs Can Affect Fitness

Fraction of SNPs Can Affect Fitness

By Kerry Grens | January 21, 2015

A point mutation analysis of the entire human genome finds that alterations to as many as 7.5 percent of nucleotides may have contributed to humans’ evolutionary split from chimpanzees.

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image: Inflammation Overdrive

Inflammation Overdrive

By Ruth Williams | January 15, 2015

Experimental vaccines that specifically boost T helper cells lead to immunopathology and death in mice.


image: Fat to the Rescue

Fat to the Rescue

By Jenny Rood | January 5, 2015

Adipocytes under the skin help fight infections by producing an antimicrobial agent.


image: A Movable Defense

A Movable Defense

By Eugene V. Koonin and Mart Krupovic | January 1, 2015

In the evolutionary arms race between pathogens and hosts, genetic elements known as transposons are regularly recruited as assault weapons for cellular defense.


image: Stress Fractures

Stress Fractures

By Daniel Cossins | January 1, 2015

Social adversity shapes humans’ immune systems—and probably their susceptibility to disease—by altering the expression of large groups of genes.


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