Diabetes Basics.
Last updated Thursday, February 10, 2005
ResearchIs there research studying how to cure, prevent, or treat diabetes basics? Is there research studying the causes, mechanisms, or risk factors of diabetes basics? For both type 1 and type 2 diabetes, research is focusing both on
prevention and cure. Another major focus of research is improvements in
current therapies.
For type 1 diabetes, a large study asking if small doses of insulin
could prevent type 1 diabetes in high-risk individuals showed this
strategy did not work. Scientists are now looking at other strategies,
perhaps an "immunization". For example, a group from Israel showed that
injecting a small protein could slow the progression of diabetes in
newly diagnosed individuals with type 1 diabetes. More research on this
is anxiously awaited. As far as a cure in concerned, some progress has
been made with islet cell (the cells that make insulin) transplants.
Newer ways to prevent rejection of the transplanted tissue are now
being studied.
For type 2 diabetes, a large prevention study showed that intense
diet and exercise could reduce the risk of diabetes by 59% in high-risk
people. The drug metformin could also reduce this risk, but by only
31%. This makes sense since weight loss and metformin also improve
insulin resistance, one of the main mechanisms for type 2 diabetes.
Research has also resulted in an explosion of new drugs and
technologies for the treatment of diabetes. This explosion shows no
sign of a slow-down, as we expect more new pharmaceutical agents to be
released over the next five years. This will include new classes of
oral agents to improve both insulin resistance and insulin secretion in
type 2 diabetes, and new insulins for those both with type 1 and type 2
diabetes. It is also hoped there will be better weight-loss drugs as
our understanding of obesity improves. It is also likely glucose
sensors will become more often used as telemetry-based glucose sensors
should be available by 2003. This would allow a sensor, placed under
the skin, to relay "real-time" blood glucose readings to you on a
monitor you could wear on your belt or like a watch. Another
development, the "Glucowatch" by Cygnus will work similar to this and
should be available in the near future. It is hoped that the sensors
will progress to the point they can be attached to an implantable pump,
and thus work like a normal pancreas. Is there research studying non-surgical treatments for diabetes basics (therapy, lifestyle issues, etc.)? The study of exercise and its effects on blood glucose is one of the
earliest types of diabetes research. Dietary research also continues to
evolve, especially as we learn more about heart and kidney disease.
There have been tremendous advances in our understanding in dietary
recommendations as mentioned above.
There is also better understanding on the impact of anxiety and
depression on the impact of diabetes. People with diabetes tend to have
more mental health challenges than those without diabetes, and
effective management of these often tends to improve diabetes care. For
example, some people when stressed or depressed tend to eat more.
Others find it difficult to measure their blood glucose during these
times. Treating any mental health problems often makes diabetes
management easier.
Since diabetes is treated surgically only in a very small minority
of patients, treatment programs are based on many other factors:
appropriate diet, regular exercise, and a variety of medications, which
often includes insulin. As opposed to many other conditions, diabetes
is a chronic medical condition that first and foremost requires active
patient participation to result in good outcomes (blood glucose
control). Is there research studying surgical treatment for diabetes basics? At the current time, the possibility of programming cells with new
genes to produce insulin or perhaps stem cells (early types of cells
which can "differentiate," or transform into islet cells, the cells
that make insulin) is a goal of many scientists. Of course, there are
both technical and political barriers with this type of research.
Nevertheless, diabetes, especially type 1 diabetes, is a condition for
which gene therapy or stem cell research could produce a breakthrough
advance.
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