Phosphorylation of signal transduction molecules is a major activating event that leads to dramatic changes in tumor growth. Some TKs, such as epidermal growth factor receptor (EGFR)-TK, can autophosphorylate when activated, as well as phosphorylating other signaling molecules [2].
Risk indexes Definition: Categories of risk used to calculate fundamental beta, including (1) market variability, (2) earnings variability, (3) low valuation, (4) immaturity and smallness, (5) growth orientation, and (6) financial risk.
Index Fund Risks. An index fund is as risky as the stock it holds. For those that are conservative in their stock investing, it pays to examine what stocks are included in the fund. Some groupings can be more volatile than others. An index fund might not be able to absorb the same ups and downs that other types of mutual funds can.