Microglia may play a role in Depression according to this study, however more data is needed in humans to provide a stronger evidence base for this hypothesis.
There is an interesting editorial on the broadening of topics in the Schizophrenia Bulletin to cover related conditions with psychosis.
BMC Medicine celebrated 10 years of open-access medical publishing including the CONSORT statement on standards for reporting trials.
Researchers have utilised data from the World Health Organisation and published studies to create a data repository. The repository can be used to compare incidence rates globally.
Traumatic brain injury led to Amyloid build up in some cases in this study.
New Scientist has an interesting piece on the phenomenon of lifelogging whereby we use technology to record many aspects of our life. Lifelogging may lead to an enhancement of our life including health and this is discussed.
Researchers have found evidence of a protein that may be involved in pathways leading to obesity. The protein alpha-2/delta-1 was found to influence the function of Brain Derived Neurotrophic Factor. As well as a role in exercise associated synaptic growth, BDNF is linked to appetite suppression.
In an elaboration of the hypothesis the authors of the SHY hypothesis suggest that we sleep because we learn. Sleep enables us to reset synapses in the brain which in turn promotes new learning on waking and reduces energy demands in the brain.
Researchers at Oxford have looked at the dietary habits of Baboons to infer the likely diet of Paranthropus Bosei, one of our distant relatives that lived between 1.4 and 2.4 million years ago. P.Bosei had large teeth which would have been well suited to chewing and the researchers hypothesise that they would have fed on grass bulbs (tiger nuts) that are seen in modern diets.
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