that peptides derived from the antigen be displayed within the cleft of an MHC peptide-Mhcthe m ormation of the Antigen Processing for Presentation by Class I MHC Molecules Self-MHC Restriction of T Cells Class tides that Role of Antigen-Presenting Cells Evidence for Two Processing and Presentation Pathways

Kappa Light-Chain Gene Rearrangement the vertebrate immune system is its ability to respond to an apparently limitless array of for eign antigens As immunoglobulin(Ig)sequence data accu- a Genetic Model Compatible with Ig Structure mulated, virtually every antibody molecule studied was found to contain a unique amino acid sequence in its vari a Multigene Organization

cell receptor when complexed with MHC,are called antigens. The molecular properties of antigens and he way in which these properties ultimately contribute to immune activation are central to our understanding of the mmune system. This chapter describes some of the molecu- Complementarity of Interacting Surfaces of Antibody(left) lar features of antigens recognized by B or T cells. The chap and Antigen(rig ter also explores the contribution made to immunogenicity by the biological system of the host; ultimately the biological system determines whether a molecule that combines with a a Immunogenicity Versus Antigenicity Bor T cells antigen-binding receptor can then induce an im

(一)名词的固定搭配 介词+名词形式 第一组 by accident偶然 on account of因为,由于 in addition另外 in addition to除之外(包括 in the air在流行中,在传播中 onthe/an)average平均,一般来说 on the basis of根据,在的基础上 at(the)best充其量,至多

PIHs is an acute or specific hypertension of pregnancy which is peculiar to pregnant or puerperal women Diagnosis of PIHs is made on the basis of development of hypertension with or without proteinuria ,edema ,or both after the twentieth week of gestation ,although the signs and symptoms may appear earlier with hydatidiform moles

Must choose routes for various origin destination pairs(O/D pairs) or for various sessions - Datagram routing: route chosen on packet by packet basis Using datagram routing is an easy way to split paths Virtual circuit routing: route chosen a session by session basis Static routing: route chosen in a prearranged way based on O/D pairs Eytan Modiano

Outline Objectives Agents and Their building Blocks Principles for building agents Modeling formalisms Algorithmic Principles Building an agent: The Mars Exploration rover

How do we maneuver ImagestakenfromNasa'Swebsitehttp://www.nasa.gov/ Roadmaps are an effective state space abstraction Brian Williams, Spring 0 Courtesy of U.S. Geological survey

Sum list, iterative version 入 Now construct an iterative version (define(sum D) (let loop(( D)(answer o) (if (null? D) answer (loop (cdr D)(+ answer(car sept.17,2003

Individuals are the objects described by a set of data. Individuals may be people, but they may also be animals Relationship or things Between Variables A variable is any characteristic of an individual. a variable can take different values for different ndividuals The 1997 survey data set, for example, includes data about a sample of women The individuals described are the women