第一节植物抗病性的概念和类别 抗病性(resistance)—植物抵抗病原物侵染及侵染后所造成损害的能力

一、是一种少年儿童常见的结缔组织病 One of the most common connective tissue diseases of children 二、以慢性关节炎(滑膜炎)为主要特点 Characterized by chronic arthritis (synovitis of the joints) 三、多脏器受累,如肝脾肿大、淋巴结肿大、浆膜炎(心包积液)等 Visceral involvement ,such as hepatosplenomegaly, lym- phadenopathy and serositis (pericardial effusion)

噬菌体T,DNA长约50um E -coli- DNA长约1mm 人生殖细胞DNA长约1m 双链环状DNA(double stranded cyclic DNA, DSCDNA 双链环状DNA在自然界是广泛存在的如一些病毒DNA、 一些噬菌体DNA、细菌质粒DNA、线粒体和叶绿体DNA等

慢性肉芽肿性疾病 (chronic guanulomatous diseasse) 一、X连锁/常染色体隐性遗传性疾病 二、 NADPH氧化酶缺乏 三、过氧化氢酶阳性菌感染

ANTITHROMBOTIC PROPERTIES Inhibition of platelet aggregation: PGL NO, ADPase Anticoagulant -binding and inhibition of thrombin: Antithrombin acceleration by heparin-like molecules, thrombomodulin activation of protein C/S, a2-macroglobulin. Fibrinlysis: Tissue plasminogen activator (tPA)

Motional pathway of embolus: Embolus from left heart cavity or arterial system Embolus from right heart cavity or venous system Embolus from portal veins Paradoxical embolism Retrograde ethrombus

CELLULAR ADAPTATION Excessive physiologic stresses. Some pathologic stimuli. A new, but altered state preserving the viability of the cell

Definition of pathology Pathology is to study diseases by scientific methods. Disease may be defined as an abnormal alteration of structure or function in any part of the body

FATTY CHANGE Excessive entry of free fatty acids into the liver (starvation, corticosteroid therapy). Enhanced fatty acid synthesis. Decreased fatty acid oxidation. Increased esterification of fatty acid to triglycerides (alcohol). Decreased apoprotein synthesis (CCl). Impaired lipoprotein secretion from the liver (alcohol)

1、了解新生儿存活时间的确定及各月龄胎儿的特征; 2、掌握新生儿生活能力的确定,活产与死产的鉴别及新生儿的死亡原因; 3、掌握新生儿的法医学检验鉴定时,必须解决哪些问题