On Sat, 10 Feb 2007 11:48:11 -0500, Susan >
wrote:

>x-no-achive: yes
>
>Alan Moorman wrote:
>
>> And, there is a question about this:
>>
>> is a fast, high spike which comes and goes quickly better or
>> worse for you than...
>>
>> a long, slow rise in your bG?
>>
>> Does ANYONE really know if 45 minutes of high is worse for
>> you than 3 hours of medium?
>>
>> I doubt it.
>>
>> Someone, undoubtedly will respond saying something like: "It
>> stands to reason that......"
>>
>> Or: "Common sense says.........."
>>
>> But, has ANYONE ever researched this?????
>>
>>
>> Alan Moorman
>
>
> From phlaunt.com/diabetes
>
>Prolonged Exposure to Blood Sugars Over 140 mg/dl (7.8 mmol/L) Kills
>Human Beta Cells
>Another series of experiments on beta cells grown in culture showed that
>there is a threshold over which the damage to beta cells caused by
>exposure to elevated blood sugars becomes irreversible. It found that
>amount of damage cells sustained in genes that produced insulin depended
>on the concentration of glucose they were exposed to. The effect was
>continuous, not a threshold effect--meaning that the more glucose the
>cell was grown in, the more function it lost.
>
>In a second experiment, the same researchers took cells damaged by
>exposure to high blood sugars and moved them to media that had a lower
>concentration of blood sugar. They found the cells could survive and
>recover after being moved to a growth medium containing a much lower
>concentration of glucose, but only if the switch was made before a
>certain amount of time had passed. Once the cells had been exposed to
>glucose for that fatal time period, they could no longer be revived.
>
>
>In an email to me, R. Paul Robertson, one of authors of this study
>wrote, "I think the glucose toxic effects begin when blood glucose gets
>above 140 and probably earlier." However, he also explained that while
>studies with diabetic rats could better quantify the blood sugar levels
>at which this irreversible damage occurs, these rats cost $200 apiece
>and a lot of rats would be required. So such a project is not planned
>for any time soon.

$200 Lab Rats? Are they getting these creatures from the same
supplier the US Govt uses to procure toilet seats? Yipes. In all
seriousness. Why would a lab rat cost so much? Someone please
educate me on this one.


<snip - see original post for credits>