New Study Gives Hope for a Functional Cure for Type 1 Diabetes
- 3 hours ago
- 3 min read
Imagine living with type 1 diabetes for 30 years and suddenly not needing insulin shots or an insulin pump anymore. That's exactly what happened in a new study that has researchers excited.
Scientists at the University of Chicago Medicine tested a new treatment that helped every participant who received an islet cell transplant become insulin independent. That means their bodies started making enough insulin on their own to keep their blood sugar under control.
What Is Type 1 Diabetes?
People with type 1 diabetes have an immune system that attacks the cells in the pancreas that make insulin.
Insulin is a hormone that acts like a key. It unlocks your body's cells so sugar from the food you eat can be used for energy.
Without insulin, sugar stays in the bloodstream instead of getting into the cells. That's why people with type 1 diabetes need insulin every day.
What Is an Islet Cell Transplant?
Inside the pancreas are tiny groups of cells called islets. These cells make insulin.
In an islet cell transplant, doctors take healthy islet cells from a donor and place them into the liver of a person with type 1 diabetes. If everything goes well, the new cells begin making insulin and helping control blood sugar naturally.
The biggest challenge is that the immune system sees these new cells as invaders and tries to destroy them.
What Did Researchers Do?
Instead of using a common anti-rejection drug that can cause serious side effects, researchers tested an experimental medicine called tegoprubart.
The study included 12 adults who had lived with type 1 diabetes for an average of 33 years.
The results were impressive:
• Every participant who was at least four weeks past their transplant no longer needed insulin.
• All of them had an A1C below 6.0%, which is considered excellent blood sugar control.
• Researchers found no signs that their bodies were rejecting the transplanted cells.
Is This a Cure?
Not exactly.
Experts call this a "functional cure."
The transplanted cells are making insulin, so the patients don't need insulin injections or pumps. But they still have to take medication to keep their immune system from attacking those new cells.
So while the treatment makes diabetes much easier to manage, it isn't a permanent cure yet.
Why Is This Such Big News?
Current diabetes technology is amazing. Continuous glucose monitors and insulin pumps help millions of people stay healthy.
But they don't replace the body's ability to make its own insulin.
This new approach actually restores that ability, which is something scientists have been working toward for decades.
If future studies continue to show the same results, treatments like this could change the lives of many people living with type 1 diabetes.
There's Still More Work to Do
This was a small study with only 12 people, so researchers need to test the treatment in many more patients and follow them for several years.
They also need to solve another problem: donor islet cells are limited, so there aren't enough for everyone who has type 1 diabetes.
Even with those challenges, these results are an exciting step forward.
The Bottom Line
For decades, people with type 1 diabetes have hoped for a treatment that lets their bodies make insulin again.
This new study shows that goal may be getting closer.
It's not a complete cure yet, but every participant in the early study was able to stop taking insulin and maintain healthy blood sugar levels.
For millions of people living with type 1 diabetes, that's a reason to be hopeful about what the future may bring.
About Direct Diabetes
Direct Diabetes has been helping people with diabetes for nearly 30 years by mailing the supplies they need directly to their homes, and helping them avoid the hassle of having to go to pharmacies. From Continuous Glucose Monitors (CGMs) to insulin pumps and testing supplies, our goal is to take the stress out of managing diabetes so patients can focus on living healthier, fuller lives. We work directly with doctors and insurance companies to make the process simple and affordable.
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This content is for informational purposes only and should not be taken as medical advice. Always consult a qualified healthcare provider about any questions or concerns regarding your health or treatment options.
