Psychology & Psychiatry

Stress hormones: Good or bad for posttraumatic stress disorder risk?

Glucocorticoids, a group of hormones that includes cortisol, are considered stress hormones because their levels increase following stress. When their relationship to stress was first identified, it was shown that the release ...

Medical research

Preschool within lymphatic vessels

Not only infants crawl. ETH researchers have shown that so-called dendritic cells, important cells of the immune system, use a similar mode of movement more often than previously assumed. The scientists used intravital microscopy ...

Diseases, Conditions, Syndromes

New bat virus could hold key to Hendra virus

Australian scientists have discovered a new virus in bats that could help shed light on how Hendra and Nipah viruses cause disease and death in animals and humans. The new virus - named 'Cedar' after the Queensland location ...

Medications

3-D tumor models improve drug discovery success rate

Imagine millions of cancer cells organized in thousands of small divots. Hit these cells with drugs and when some cells die, you have a candidate for a cancer drug. But a review published this week in the journal Expert Opinion ...

Immunology

Study: Epstein Barr virus protects against autoimmune disease

To the surprise of investigating researchers, an animal model of Epstein Barr virus protected lupus-prone mice against development of the autoimmune disease. Earlier work had suggested that EBV might promote the development ...

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