For her part, St Clair thought she was inquiring about a technical glitch. Her brother—the brother who along with three other siblings had gifted her the DNA test for her birthday—wasn’t showing up right in her family tree. It was not a glitch, the woman on the line had to explain gently, if this news can ever land gently: The man St Clair thought of as her brother only shared enough DNA with her to be a half-sibling. In fact, she didn’t match any family members on her father’s side. Her biological father must be someone else.
Scientists are trying to figure out how to transplant islet cells and then protect them from the patient’s immune system so that long-term immunosuppressive medications aren’t required. Micro encapsulation is an approach scientists are testing to find out if a special coating to the transplanted islets can help the patient avoid rejection of those islets. These coatings let in nutrients to nourish the cells but prevent your body’s immune system from attacking them.

Family or personal history. Your risk increases if you have prediabetes — a precursor to type 2 diabetes — or if a close family member, such as a parent or sibling, has type 2 diabetes. You're also at greater risk if you had gestational diabetes during a previous pregnancy, if you delivered a very large baby or if you had an unexplained stillbirth.
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