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The Scientist

» human evolution and immunology

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image: Fossil Traces Human Migration Out of Africa

Fossil Traces Human Migration Out of Africa

By | January 28, 2015

Scientists uncover early evidence of modern man’s movements from Africa into Europe—and of potential human-Neanderthal interbreeding.

1 Comment

image: Interferon Discoverer Dies

Interferon Discoverer Dies

By | 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.

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image: Fraction of SNPs Can Affect Fitness

Fraction of SNPs Can Affect Fitness

By | 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.

1 Comment

image: Inflammation Overdrive

Inflammation Overdrive

By | January 15, 2015

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

2 Comments

image: Fat to the Rescue

Fat to the Rescue

By | January 5, 2015

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

2 Comments

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.

4 Comments

image: Capsule Reviews

Capsule Reviews

By | January 1, 2015

Does Altruism Exist?, Ancestors in Our Genome, Fred Sanger—Double Nobel Laureate, and Stiffs, Skulls & Skeletons

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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.

6 Comments

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

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image: Repurposed Retroviruses

Repurposed Retroviruses

By | December 18, 2014

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

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