The Scientist

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image: A Movable Defense

A Movable Defense

By | 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 | January 1, 2015

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


image: CDC Tech Exposed to Ebola?

CDC Tech Exposed to Ebola?

By | December 29, 2014

A Centers for Disease Control and Prevention lab mistakenly transferred the wrong Ebola samples—ones that may have contained live virus—to another agency lab.

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image: The Year in Pathogens

The Year in Pathogens

By | December 29, 2014

Ebola, MERS, and enterovirus D68; polio eradication efforts; new regulations on potentially dangerous research


image: Top Science Scandals of 2014

Top Science Scandals of 2014

By | December 25, 2014

The stem cell that never was; post-publication peer review website faces legal trouble; biosecurity breaches at federal labs


image: Repurposed Retroviruses

Repurposed Retroviruses

By | December 18, 2014

B cells have commandeered ancient viral sequences in the genome to transmit antigen signals.


image: Mutated Flu May Dodge Vaccine Protection

Mutated Flu May Dodge Vaccine Protection

By | December 8, 2014

About half of the H3N2 influenza samples tested in the United States encode altered antigens from the strain used to produce this year’s vaccine.


image: Platelets Fan Inflammation

Platelets Fan Inflammation

By | December 4, 2014

The circulating blood cells bind to neutrophils, prompting inflammation-related activity in these immune cell partners.


image: Gut Microbes Trigger Malaria-Fighting Antibodies

Gut Microbes Trigger Malaria-Fighting Antibodies

By | December 4, 2014

A carbohydrate antigen found on cells of E. coli and other species prompts a potent immune response against malaria-causing parasites in mice.

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image: All Systems Go

All Systems Go

By | December 1, 2014

Alan Aderem earned his PhD while under house arrest for protesting apartheid in South Africa. His early political involvement has guided his scientific focus, encouraging fellow systems biologists to study immunology and infectious diseases.


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