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image: Secrets of Aging

Secrets of Aging

By | September 1, 2011

What does a normally aging brain look like? Are diseases of aging such as Alzheimer’s inevitable?

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image: What Causes Alzheimer’s?

What Causes Alzheimer’s?

By | September 1, 2011

Researchers and pharma companies have tried to attack this disease by reducing amyloid plaques, but inflammation may be the real culprit.

39 Comments

image: Beyond Expectation

Beyond Expectation

By | September 1, 2011

Philippa “Pippa” Marrack has made some unanticipated discoveries about how the immune system functions in health and disease.

9 Comments

image: Blood Simple

Blood Simple

By | September 1, 2011

A veterinary vaccine spawned products that could clean the HIV virus from blood supplies.

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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.

9 Comments

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: 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

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