IHC test (ImmunoHistoChemistry): The ImmunoHistoChemistry test finds out if there is too much HER2 protein in the cancer cells. The results of the IHC test can be: 0 (negative), 1+ (also negative), 2+ (borderline), or 3+ (positive â HER2 protein overexpression).
Theme is defined as a main idea or an underlying meaning of a literary work that may be stated directly or indirectly. Major and minor themes are two types of themes that appear in literary works. A major theme is an idea that a writer repeats in his work, making it the most significant idea in a literary work. A minor theme, on the other hand, refers to an idea that appears in a work briefly and gives way to another minor theme.
Central idea is the main theme or idea that the story revolves around. its the focus and a lesson that the author is trying to convey or a topic. In literature, the central idea is a another way of saying theme.. A theme is the focus, the lesson or the moral learned in a given piece of literature. If you want to compare it to Disney Land, the central idea or theme is that of cartoon characters...however, the central theme of a story is like that of The Three Little Pigs; never build your house out of straw, be sure it has a solid foundation.