第1相生物转化是官能团化反应,是在体内多种酶系 的催化下,对药物分子引入新的官能团或改变原有的官能团 的过程。参与药物体内生物转化的酶类主要是氧化—还原酶和 水解酶。本节主要介绍细胞色素P—450酶系、还原酶系、过氧 化物酶和其它单加氧酶、水解酶

Which of the following are real problems with the ritz method 1. Selection of basis functions for general ge- metres 2. Lack of systematic procedure to compute stiff atrix and forcing terms

Introduction: What Is Mineral? Mineral Naturally formed, inorganic, solid material with a specific chemical composition and a characteristic crystalline structure. Rock Naturally formed, coherent mass of one or more minerals, sometimes including organic debris

Introduction: What Is an Igneous rock? Igneous rocks vary greatly. Some contain large mineral grains. Others contain grains so small they can barely be seen under a high power microscope. Igneous rocks also vary greatly in color. All igneous rocks are formed through the cooling and solidification of magma

Plate Tectonics From Hypothesis to Theory Plate tectonics is a scientific theory that explains two centuries of often puzzling observations and hypotheses a bout our planet Earth. a The continents are drifting very slowl across the face of our planet Continental drift is a concept with a long history

Objectives Identify, evaluate, and develop marketing strategies Evaluate a firm's opportunities Anticipate competitive dynamics Evaluate the sustainability of competitive advantages 15.834 Marketing Strategy

Consumers benefit from search broker services Consumer trust can be leveraged across many product categories How will brick and mortar agents fare vs electronic agents?

Consumers benefit from search/broker services Consumer trust can be leveraged across many product categories How will brick and mortar agents fare vs electronic agents?

In a service company, important parts of the productare being designed by the front liners every time they serve a customer They are uniquely positioned to read customer needs. You need to provide them with information(about costs)and Incentives

In a service company, important parts of the product are being designed by the front-liners every time they serve a customer They are uniquely positioned to read customer needs. You need to provide them with information(about costs)and incentives