Recent content by nigeld
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Neurons, Memory & Long-Term Potentiation
memory and Snooker Each Sunday for the last year I have played snooker with someone who is increasingly suffering from Early-onset Alzheimer's. It has proved to be a remarkably scientific way to monitor its progress, and how his short term/long term and other cogitative functions are...- nigeld
- Post #8
- Forum: Biology and Medical
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Neurons, Memory & Long-Term Potentiation
While we know quite a lot about the brain, including the fact that there are changes such as LTP which clearly are linked to the recording of memory, I think it would be fair to say that we really do not understand how memory works. At the moment, I think this area comes into the 'The more we...- nigeld
- Post #3
- Forum: Biology and Medical
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What happens during sleep that makes it necessecary?
I have sometimes wondered whether there might be a link to gene expression in the neurons, with there being a conflict between the chromosome state required for waking neural activity, and for gene expression. There is a published paper about a woman in Japan who sleeps for 20 odd days, then...- nigeld
- Post #6
- Forum: Biology and Medical
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Cell size is proportional to ploidy
A couple of references: The original work showing that cell size relates to ploidyness is Frankhauser, G. (1945). "The effects of changes in chromosome number on amphibian development." Quart. Rev. Biol 20: 20-78. There has been a recent review covering this general topic, which is on...- nigeld
- Post #15
- Forum: Biology and Medical