How Scientists Look Inside Liver Cells to Find Disease
This article is a teaching guide that explains how scientists use a special technique called immunohistochemistry to look at tiny pieces of liver tissue under …
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New Quick Blood Test for Vitamin D Shows Promise But Needs Work
Researchers tested a new fast way to measure vitamin D levels in blood using just a tiny finger-prick sample. They compared it to the gold-standard laboratory …
Read MoreNew Test for Vitamin D Levels Works Just as Well as Gold Standard
Scientists tested a new machine that measures vitamin D levels in your blood to see if it's as accurate as the best method available. Vitamin D is important …
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