Rockefeller University

Scientists show how a neuron gets its shape

(PhysOrg.com) -- Ask a simple question, get a simple answer: When Abraham Lincoln was asked how long a man’s legs should be, he absurdly replied, “Long enough to reach the ground.” Now, by using a new microscopy technique ...

dateApr 02, 2009 in Medical research
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Lipid droplets lead a Spartin existence

Spartin, a protein linked to the neuronal disease Troyer syndrome, was thought to function in endocytosis. In the March 23, 2009 issue of the Journal of Cell Biology, Eastman et al. identify an unexpected role f ...

dateMar 23, 2009 in Cell & Microbiology
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Research defines dendritic cell lineage

(PhysOrg.com) -- Dendritic cells were discovered more than 30 years ago, but their pedigree has never been fully charted. They were known to be key immune system cells born in bone marrow, but their adolescence remained a ...

dateMar 19, 2009 in Medical research
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Turn back, wayward axon

To a growing axon, the protein RGMa is a "Wrong Way" sign, alerting it to head in another direction. As Hata et al. demonstrate in the March 9, 2009 issue of the Journal of Cell Biology, translating that s ...

dateMar 09, 2009 in Cell & Microbiology
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New protein identified in bacterial arsenal

(PhysOrg.com) -- Nearly a billion years ago, bacteria evolved an insidious means of infecting their hosts — a syringe-like mechanism able to inject cells with stealthy hijacker molecules. These molecules, ...

dateMar 03, 2009 in Biochemistry
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Researchers unveil new monkey model for HIV

By altering just one gene in HIV-1, scientists have succeeded in infecting pig-tailed macaque monkeys with a human version of the virus that has until now been impossible to study directly in animals. The new strain of HIV ...

dateMar 02, 2009 in HIV & AIDS
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Protein found linking stress and depression

(PhysOrg.com) -- Stress, the ever-present threat to health and happy living, is tough on the brain. If the strain goes on too long, it can lead to debilitating psychological problems. Part of the reason, according to scientists ...

dateFeb 26, 2009 in Medical research
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Gene linked to anxious behavior in mice

(PhysOrg.com) -- To measure anxiety in a mouse and suggest it’s similar to anxiety in a person may seem like a stretch, but the metrics sound uncannily familiar. Paralyzed by fear, afraid to leave the house or socialize ...

dateFeb 19, 2009 in Medical research
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