Monocytes move to sites of infection and signal the immune system that a response is needed and are responsible for eliminating foreign substances. The absolute monocytes blood test measures the percentage of monocytes in relation to all white blood cells.
Parentheses are a pair of curved marks that you put around words or numbers to indicate that they are additional, separate, or less important. (This sentence is in parentheses.) 2.
Using Commas for a Parenthesis (Grammar Lesson) The Quick Answer. Commas can be used to offset a parenthesis (i.e., non-essential additional information in your sentence). For example: While on holiday in London, Simon Schmidt, a fireman from New York, rescued a cat from a tree.