This question was closed without grading. Reason: Other
Jul 22, 2011 18:25
12 yrs ago
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English term
free vs. total
English
Medical
Medical (general)
laboratory testing
Serum IL-6, Free
Serum IL-6, Total
[what do these adjectives refer to?]
Serum IL-6, Total
[what do these adjectives refer to?]
Change log
Jul 22, 2011 19:19: Tony M changed "Term asked" from "free & vs. total" to "free vs. total"
Discussion
Free and Total is used in many biological assays for various hormones.
The actual protein to which it is bound depends on the context. In the example below, the protein is an anti-IL-6 immunoglobulin.
http://onlinelibrary.wiley.com/doi/10.1002/eji.1830250207/ab...
"The serum concentration of interleukin 6 (IL-6), a cytokine that plays a central role in inflammation, increases with age."
Of course, to understand it properly, you need to know what IL6 refers to; personally, not being a medical expert, I haven't the foggiest idea!