> This quote from Science vol 321 July 18 08 'Simple Sleepers' seems to
> somewhat support some of my ideas on sleep. To summarize, I suggest that
> sleep is a two part process with the first, deep sleep, a time of rebuilding
> and dealing with nurturing; and, the second REM sleep period is a time of
> preparing waste out.
>
> It turns out that mammals and birds are not the only creatures that sleep.
> Now we have to add fish, flies and worms.
> Perhaps some of these
> organisms can give us sleep clues.
>
> "One way to get at the basic cellular purpose of sleep is to compare which
> genes and proteins are active only during sleeping or waking. In mice, rats,
> sparrows, and flies, numerous genes involved in protein synthesis and cho-
> lesterol metabolism work mainly during sleep. An accumulation of such
> research, including their own mouse studies, led Pack and colleagues to
> propose in 2007 that a key function for sleep is to give the body time and
> energy to rebuild molecules that are used up during waking. The C. elegans
> nap cycle squares with this idea, Raizen says. During lethargus, the worms ...

> On 5 אוגוסט, 18:21, Tom Hendricks [tom-hendri...@att.net] wrote:
>
>
>

>> This quote from Science vol 321 July 18 08 'Simple Sleepers' seems to
>> somewhat support some of my ideas on sleep. To summarize, I suggest that
>> sleep is a two part process with the first, deep sleep, a time of rebuilding
>> and dealing with nurturing; and, the second REM sleep period is a time of
>> preparing waste out.

>

>> It turns out that mammals and birds are not the only creatures that sleep.
>> Now we have to add fish, flies and worms.
>> Perhaps some of these
>> organisms can give us sleep clues.

>

>> "One way to get at the basic cellular purpose of sleep is to compare which
>> genes and proteins are active only during sleeping or waking. In mice, rats,
>> sparrows, and flies, numerous genes involved in protein synthesis and cho-
>> lesterol metabolism work mainly during sleep. An accumulation of such ...