The world collagen is derived from kola, the Greek word for glue. Collagen is found throughout the body-in skin, muscles, tendons, and bones. Fibers of collagen are woven together like threads in fabric to form a framework into which new cells can grow.
UglifyJS is a JavaScript compressor/minifier written in JavaScript. It also contains tools that allow one to automate working with JavaScript code: A parser which produces an abstract syntax tree (AST) from JavaScript code.
Hyper means more and hypo means less, so hypodense means less dense than average. CT scans are literally just shades of grey based on how dense the tissue is when an x-ray tries to travel through it. Air is least dense and is black. Fat and water are hypodense and dark grey. Bone is hyperdense and bright white. The radiologists look at the liver and judge it based on how light or dark grey it is.