disorders of hemoglobin introduction
Chapter 099. Disorders of Hemoglobin (Part 1) pptx
... Chapter 099. Disorders of Hemoglobin (Part 1) Harrison's Internal Medicine > Chapter 99. Disorders of Hemoglobin Disorders of Hemoglobin: Introduction Hemoglobin is critical ... stigmata. Hemoglobin Structure Different hemoglobins are produced during embryonic, fetal, and adult life (Fig. 99-1). Each consists of a tetramer of globin polypeptide chains: a pair of α- like ... alter clinical behavior. Function of Hemoglobin To support oxygen transport, hemoglobin must bind O 2 efficiently at the partial pressure of oxygen (P O2 ) of the alveolus, retain it, and release...
Ngày tải lên: 07/07/2014, 04:20
Chapter 099. Disorders of Hemoglobin (Part 2) pdf
... the ability of hemoglobin to deliver more oxygen to tissues at low pH. It arises from the stabilizing action of protons on deoxyhemoglobin, which binds protons more readily than oxyhemoglobin ... the tetrameric structure of the proteins, the proper arrangement of the charged amino acids, and interaction with protons or 2,3-BPG. Developmental Biology of Human Hemoglobins Red cells first ... thalassemia syndromes and certain unstable hemoglobin disorders. Polymorphic variation in the amounts and/or functional capacity of AHSP might explain some of the clinical variability seen in patients...
Ngày tải lên: 07/07/2014, 04:20
Chapter 099. Disorders of Hemoglobin (Part 3) pptx
... biosynthesis) and of structural hemoglobinopathies (e.g., an abnormal amino acid sequence). Hereditary persistence of fetal hemoglobin (HPFH) is characterized by synthesis of high levels of fetal hemoglobin ... Hereditary persistence of fetal hemoglobin persistence of high levels of HbF into adult life V. Acquired hemoglobinopathies A. Methemoglobin due to toxic exposures B. Sulfhemoglobin due to ... life. Acquired hemoglobinopathies include modifications of the hemoglobin molecule by toxins (e.g., acquired methemoglobinemia) and abnormal hemoglobin synthesis (e.g., high levels of HbF production...
Ngày tải lên: 07/07/2014, 04:20
Chapter 099. Disorders of Hemoglobin (Part 4) pptx
... of the complete blood cell count (e.g., profound microcytosis with minimal anemia in thalassemia trait). Detection and Characterization of Hemoglobinopathies—General Methods Of the ... mutant hemoglobins can usually be characterized by more specialized techniques such as isoelectric focusing and/or high-pressure liquid chromatography (HPLC). Quantitation of the hemoglobin profile ... The number of severe cases of thalassemia in the United States is about 1000. Sickle cell disease is the most common structural hemoglobinopathy occurring in heterozygous form in ~8% of American...
Ngày tải lên: 07/07/2014, 04:20
Chapter 099. Disorders of Hemoglobin (Part 5) pps
... C:50% Pathophysiology of sickle cell crisis. Several sickle syndromes occur as the result of inheritance of HbS from one parent and another hemoglobinopathy, such as β thalassemia ... Chapter 099. Disorders of Hemoglobin (Part 5) Sickle Cell Syndromes The sickle cell syndromes are caused by a ... reticulocytes) that are abnormally adherent to the endothelium of small venules. These abnormalities provoke unpredictable episodes of microvascular vasoocclusion and premature RBC destruction...
Ngày tải lên: 07/07/2014, 04:20
The Psychology of Stocks Introduction to Sentiment Analysis
... this is a good time to make you aware of two of the most common stock scams. The Pump and Dump The pump and dump is one of the easiest and most common ways of taking money away from unsuspecting ... man- agers of Bright Light to buy additional shares of stock in the company if they know that a revolutionary new product is about to be released. It’s even illegal for you to buy shares of stock ... panicked because of terrorism concerns. It turned out to be an ideal time to buy stocks, at least in the short term. Like any technical tool, the VIX is by no means foolproof. The VIX often stays at...
Ngày tải lên: 24/10/2013, 08:20
Use Of Force - Introduction - Worksheet
... pairs, one of you is Major Robert, the other his commanding officer. Major Roberts should give a verbal report of the incident to his commanding officer. Change the roles so that both of you report ... Use Of Force: Introduction: Worksheet Pre Reading 1. Working in pairs. Look at the following words and discuss what they mean. Try to give examples for each of them. Rules of Engagement ... that both of you report to the commanding officer. Use Of Force: Introduction: Answer Key 3. Find and write definitions for the following Rules of Engagement rules that tell a soldier...
Ngày tải lên: 25/10/2013, 18:20
Introduction of An Introduction to the Philosophy of Mind
... An introduction to the philosophy of mind6 would be a complete abdication of philosophical responsibil- ity for a philosopher to adopt the metaphysical outlook of some group of scientists ... for the existence of things whose existence is at least genuinely possible. And the provision of just such a conception is one of the principal tasks of metaphysics. 3 The point of these remarks ... of subjects of experience? How, for instance, does it differ from the sort of study of them conducted by empirical psychologists? It dif- fers in several ways. For one thing, the philosophy of...
Ngày tải lên: 01/11/2013, 07:20
Tài liệu Diseases and Disorders of Finfish in Cage Culture doc
... months of culture; production of 600–800 g per fish or 1.2–1.4 g per fish Stocking density is 44 fish m −3 of size 80–100 g; feeding with trash fish at 3–5% of body weight twice daily; 6–7 months of culture; ... degrada- tion of water quality in cage sites and the implementation of proper management of the aquatic environment are necessary if the industry is to expand. Rosenthal (1994) indicated the importance of ... Quezon City, Philippines. P.T.K. Woo, Axelrod Institute of Ichthyology and Department of Zoology, College of Biological Science, University of Guelph, Guelph, Ontario N1G 2W1, Canada. vii 7 Z:\Customer\CABI\A4337...
Ngày tải lên: 14/02/2014, 17:20
COLOR ATLAS OF DISEASES AND DISORDERS OF CATTLE_2 pdf
... to acidosis. All of these factors can precipitate laminitis/coriosis, the consequences of which are abnormal horn growth and hoof wear, softening of the sole horn, dropping of the distal phalanx ... once and preferably several times daily. Loss of appetite, progressive signs of dullness, inability to sit up COLOR ATLAS OF DISEASES AND DISORDERS OF CATTLE 102 7 dermatitis in the interdigital ... required. Management: white line disorders are primarily a defect of the corium leading to the production of defec- tive cement. Coriosis may be the result of a range of factors including trauma...
Ngày tải lên: 06/03/2014, 00:20