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image: The Seat of Memory

The Seat of Memory

By | September 1, 2011

Early on, researchers had learned that the hippocampus was the structure in the brain where long-term memories were created and stored, but it was not known whether the different cell types within this structure might be more or less susceptible to the aging process.

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image: Adapting to Climate Change

Adapting to Climate Change

By | September 1, 2011

Indigenous populations are especially vulnerable to the effects of global climate change. A new research project aims to help them adapt.

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image: Piggyback Pathogen

Piggyback Pathogen

By | September 1, 2011

Editor’s Choice in Immunology

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image: The Cytokine Cycle

The Cytokine Cycle

By | September 1, 2011

The initiating cause of Alzheimer’s disease is still unknown. However, from our studies it’s clear that many types of neuronal damage—­­from traumatic brain injury, to epilepsy, infection, or genetic predisposition—­can activate brain immune cells—microglia and astrocytes-- promoting them to produce IL-1 and S100 inflammatory cytokines.

12 Comments

image: Velcro Helps Muscles Grow

Velcro Helps Muscles Grow

By | August 31, 2011

Stretching muscle cells as they grow helps promote the expression of growth factors.

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image: Black Death Pathogen Extinct?

Black Death Pathogen Extinct?

By | August 29, 2011

The Yersinia pestis strain extracted from the bones of Black Death victims may no longer exist.

6 Comments

image: Missing Mosquitoes

Missing Mosquitoes

By | August 29, 2011

Tanzanian mosquito populations are declining, and scientists don’t know why.

6 Comments

image: Religion and Disease

Religion and Disease

By | August 25, 2011

Deadly epidemics can have a profound impact on people’s choice of religion.

18 Comments

image: Haitian Cholera Source Confirmed

Haitian Cholera Source Confirmed

By | August 23, 2011

Researchers pinpoint Nepalese soldiers as the source of last year’s deadly cholera outbreak in Haiti.

6 Comments

image: Chronic Fatigue Scientists Get Death Threats

Chronic Fatigue Scientists Get Death Threats

By | August 23, 2011

Researchers who suggest psychological contributors to chronic fatigue syndrome receive death threats from activists.

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