PARASITOLOGY
n The inflammatory cytokines such as interleukin-1 (IL-1), tumour necrosis factor-alpha (TNF-α), IL-6 and interferon-gamma (IFN- ...
INTRODUCTION TO HOST RESPONSE APC. In addition and occurring simultaneously, a whole range of wandering phagocytic cells and nat ...
PARASITOLOGY The lymphatic system is linked up via the blood circulatory system and a series of lymphatic vessels which circulat ...
INTRODUCTION TO HOST RESPONSE The progenitor cells differentiate into lymphoblasts (and these develop into B and T lymphocytes), ...
PARASITOLOGY The sinusoids (spaces) are penetrated by arterioles and venules with the capsular membrane penetrating into the ret ...
There are three main cellular zones within each lymph node: n The outer cortex, a dense cellular area, and within the cortex is ...
PARASITOLOGY Eosinophils release activators of hypersensitivity and are phagocytic and can engulf immune complexes and attack we ...
dyes. Basophils make up less than 1% of the normal leukocyte component of circulating blood. The granules contain the precursors ...
There is nearly always a circulating lymphocyte that can bind to an antigen that has become associated with a major histocompati ...
It has been demonstrated that there are two distinct mast cell phenotypes based on their biochemical properties: n Mucosal mast ...
From the above description, it can then be deduced that the main feature of adaptive immunity involves the recognition of an ant ...
INTRODUCTION TO HOST RESPONSE a Th 2 -cell response. In mice infected with S. mansonithe egg granuloma formation is a T cell-dep ...
Question 5.2 What are the innate mechanisms that protect the host from infections? Question 5.3 What are the differences between ...
NUTRITION AND BIOCHEMISTRY OF PARASITES n 6.1 THE PARASITIC ADVANTAGE Parasites have the unique advantage over free-living anima ...
PARASITOLOGY n BOX 6.1 FEEDING nThe cestodes’ only means of feeding is by absorption through the tegument. nTrematodes have a gu ...
Cestodes are not able to synthesise cholesterol. In order to overcome this deficiency solutions of mono-olein and sodium tauroch ...
n Eimeriacysts only release their sporozoites after they have been subjected to the con- ditions of first the mammalian stomach ...
n 6. 3BASIC PHYSIOLOGY AND METABOLIC PATHWAYS Each individual parasite has evolved and adapted basic physiological and metabolic ...
PARASITOLOGY n BOX 6.2 A SUMMARY OF THE BASIC TRANSMISSION SYSTEMS nThe egg or infective larval stage is eaten by the potential ...
NUTRITION AND BIOCHEMISTRY OF PARASITES n BOX 6.3 Cornford (1991) studied the glucose transporter kinetics in H. diminutaand obs ...
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