Contenuti:
INTRODUCTION TO THE CHEMISTRY AND IMMUNOBIOLOGY OF b-GLUCANS, D. Williams, D. Lowman, and H. Ensley
Introduction
What are Fungal Glucans?
Physicochemical Characterization of Glucans
Immunobiology of Glucans
Recognition and Binding of Glucans by Membrane Receptors
The Influence of Glucan Polymer Molecular Weight, Structure and Solution Conformation on Binding to (1®3)-ß-D-Glucan Receptors
Glucan Receptors Differentially Recognize Glucan Polymers Based on Solution Conformation and Molecular Weight
Identification of Dectin-1 and Scavenger Receptors as Glucan Specific Membrane Receptors
Activation of Pro-Inflammatory and Immunoregulatory Intracellular Signaling Pathways by Glucans
Effect of Glucans on Cytokine and Growth Factor Expression
Anti-Inflammatory Activity of Glucans
Conclusions
References
HEALTH EFFECTS OF (1?3)-?-GLUCAN: THE EPIDEMIOLOGICAL EVIDENCE, J. Douwes
Introduction
Field Studies
Human Challenge Studies
The Epidemiological Evidence
Control of (1?3)-ß-D-Glucan Exposure in the Home and Work Environment
Research Needs
Conclusions
References
(1®3)-b-D-GLUCAN IN THE ENVIRONMENT - A RISK ASSESSMENT, R. Rylander
Introduction
General Considerations
Animal Inhalation Studies
Human Inhalation Studies
Synthesis
Application to Field Studies
Environmental Risk Evaluation
Conclusion
References
ANIMAL MODEL OF (1®3)-b-D-GLUCANS-INDUCED PULMONARY INFLAMMATION IN RATS, S.-H. Young and V. Castranova
Introduction: Why Study 1®3-b-Glucans?
What is the Cause of Controversy Regarding Glucan-Induced Pulmonary Inflammation Studies?
Important Factors Determining the Biological Activity of 1®3-b-Glucans
Why Choose Zymosan as the Test Glucan in Animal Studies?
Similarities between Symptoms Observed in Workers and Responses in an Animal Model
Parameters Monitored in the Animal Model
Dose-Response Relationship of Zymosan A-Induced Pulmonary Inflammation
Time Course of Recovery from Zymosan A Exposure
Which form of Zymosan, Soluble or Particulate, Causes Greater Inflammation?
Which Conformation of Particulate Zymosan A, Partially Open Triple-Helix vs. Closed Triple-Helix, Induces Greater Pulmonary Inflammation in Rats ?
Conclusions from Zymosan-Induced Pulmonary Inflammation Studies
Pre-Treatment with 1®3-b-Glucans Modifies Endotoxin Response
Conclusion and Need for Developing Methods for Analyzing Insoluble Glucans
References
b-GLUCANS RECEPTOR(S) AND THEIR SIGNAL TRANSDUCTION, Y. Adachi
Introduction
Soluble b-Glucan Recognition Proteins
1,3-b-Glucan Receptors on the Plasma Membrane of Leukocytes
Concluding Remarks
References
FATE OF b-GLUCANS IN VIVO, -- ORGAN DISTRIBUTION AND DEGRADATION MECHANISMS OF FUNGAL b-GLUCANS IN THE BODY, N.N. Miura
Introduction
Study of Organ Distribution Using a Metabolically Labeled form of SSG from Sclerotinia sclerotiorum
Study of Blood b-Glucan Concentrations Using the Limulus Test
Analysis of Internal Accumulation Using a Metabolically Labeled Form of Candida
Measurement of Amounts of Candida Cells Accumulating in Organs
Relationship Between b-Glucan Dosage and Duration of Antitumor Activity
Solubilization of b-Glucans from Candida Cells
Conclusion
References
ADJUVANT EFFECTS OF b-GLUCANS IN A MOUSE MODEL FOR ALLERGY, H. Ormstad and G. Hetland
Abstract
Introduction
Materials and Methods
Results
Discussion
References
ENDOGENOUS SEPTIC SHOCK BY COMBINATION OF b-GLUCAN AND NSAIDS, N. Ohno
Introduction
Expression of Lethal Toxicity by Concomitant Administration of Microbial Components and NSAIDs
Changes in Inflammatory and Immune Parameters During Concomitant Administration of b-Glucan and Indometacin
Increased Sensitivity to Endotoxin Due to Concomitant Administration of b-Glucan and Indometacin
Effects of Nitric Oxide in the Appearance of Lethal Side Effects Caused by b-Glucans
Strain Differences in Response to b-Glucans
Conclusion
References
PARTICULATE AND SOLUBLE b-GLUCANS FROM CANDIDA ALBICANS MODULATE CYTOKINE RELEASE FROM HUMAN LEUKOCYTES, K.-I. Ishibashi, Y. Nakagawa, N. Ohno, and T. Murai
Summary
Introduction
Preparation and Biological Activity of Candida Cell Wall b-Glucans
Higher Order Structure of Glucans
Anti-CSBG Antibody
Analysis of Gene Expression in Leukocytes Activating Candida Cell Wall b-Glucans Using the DNA Microarray Method
Conclusion
References
DETECTION AND MEASUREMENT OF (1®3)-b-D-GLUCAN WITH LIMULUS AMEBOCYTE BASED REAGENTS, M. Finkelman and H. Tamura
Introduction
Structure of (1®3)-b-D-Glucan
Measurement of (1®3)-b-D-Glucan by LAL
(1®3)-b-D-Glucan-Specific Photometric Techniques
Applications of (1®3)-b-D-Glucan-Specific LAL
Summary
References
CLINICAL UTILIZATION OF THE MEASUREMENT OF (1®3)-b-GLUCAN IN BLOOD, T. Obayashi
Introduction
Methodology
Clinical implications
References
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