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亚急性瘤胃酸中毒在反刍动物体内诱导氧化应激的机制

摘要第10-12页
ABSTRACT第12-14页
PREFACE第15-19页
CHAPTER-1 SUB ACUTE RUMINAL ACIDOSIS AND ASSOCIATED DISEASEIN RUMINANTS第19-65页
    1 SUB ACUTE RUMINAL ACIDOSIS (SARA)第19-26页
        1.1 RUMEN PH第19页
        1.2 IMPORTANCE OF SUBACUTE RUMINAL ACIDOSIS第19-20页
        1.3 EFFECT OF SARA ON PERFORMANCE PARAMETERS第20页
        1.4 EFFECT OF SARA ON LIVER FUNCTION第20-21页
        1.5 LIVER ABSCESS第21页
        1.6 RUMENITIS第21-22页
        1.7 THE RELATIONSHIP BETWEEN SARA AND KETOSIS第22-23页
        1.8 ABOMASAL DISPLACEMENT AND ABOMASAL ULCERS第23-24页
        1.9 THE RELATIONSHIP BETWEEN SARA AND LAMINITIS第24-26页
        1.10 THE RELATIONSHIP BETWEEN OXIDATIVE STRESS ANDLAMINITIS第26页
    2 PRODUCTION AND TRANSLOCATION OF LIPOPOLYSACCHARIDE (LPS)IN DAIRY COWS第26-29页
        2.1 THE ROLE OF THE LIVER IN LPS DETOXIFICATION第27页
        2.2 ROLE OF INTESTINAL ENDOTOXIN IN LIVER INJURY第27-29页
        2.3 OXIDATIVE STRESS:第29页
        2.4 THE RELATIONSHIP BETWEEN THE REACTIVE OXYGEN SPECIES(ROS) AND LPS第29页
    3 MOLECULAR MECHANISMS OF STRESS AND ANTIOXIDANT DEFENSES第29-34页
        3.1 PRO-OXIDANTS/ REACTIVE OXYGEN SPECIES(ROS)第29-30页
        3.2 BIOLOGICAL ROLE OF FREE RADICALS第30页
        3.3 THE ROLE OF FREE RADICALS IN HEPATIC DYSFUNCTION第30-31页
        3.4 FORMATION OF REACTIVE OXYGEN METABOLITES ANDINITIATION OF OXIDATIVE DAMAGE第31页
        3.5 FREE RADICALS AND OXIDATIVE STRESS ASSOCIATED WITHSUBACUTE RUMINAL ACIDOSIS第31-33页
        3.6 ENDOPLASMIC RETICULUM STRESS第33页
        3.7 MALONDIALDEHYDE (MDA)第33-34页
    4 ANTIOXIDANT DEFENCE SYSTEMS第34-38页
        4.1 ANTIOXIDANT ENZYMES第34页
        4.2 GLUTATHIONE PEROXIDASE AND SUPEROXIDE DISMUTASE ANDCATALASE第34-35页
        4.3 NON-ENZYMATIC ANTIOXIDANT(SMALL MOLECULES ANDVITAMINS)第35-36页
        4.4 RELATIONSHIPS BETWEEN OXIDATIVE STRESS ANDINFLAMMATION第36-37页
        4.5 MODULATION OF THE IMMUNE RESPONSE AT THE GENOMICLEVEL第37-38页
    5 OXIDATIVE STRESS AND TRANSCRIPTION FACTORS第38-42页
        5.1 NRF2 DEPENDANT ANTIOXIDANT GENES第38-39页
        5.2 NF-KB SIGNALING PATHWAY第39-41页
        5.3 MAPK PATHWAY第41-42页
    6 ACTIVATION OF THE HYPOTHALAMIC-PITUITARY-ADRENAL(HPA)AXIS第42页
    7 CURRENT STRATEGIES TO PREVENT SARA:第42-49页
        7.1 MANIPULATION OF RUMINAL FERMENTATION WITH FEED ADDITIVES第42-43页
        7.2 BUTYRATE SALTS (SODIUM OR CALCIUM)第43-46页
            7.2.1 BUTYRATE AS A THERAPEUTIC AGENT FOR GASTROINTESTINAL DISEASE第43-44页
            7.2.2 EPITHELIAL ABSORPTION OF BUTYRATE第44页
            7.2.3 BUTYRATE AND HEPATIC METABOLISM第44页
            7.2.4 EFFECT OF BUTYRATE ON LIVER第44-45页
            7.2.5 ANTIBACTERIAL EFFECT OF SODIUM BUTYRATE第45页
            7.2.6 SODIUM BUTYRATE AND IMMUNE DEFENSE第45-46页
        7.3 SUPPLEMENTATION WITH BUFFERS第46-47页
        7.4 SUPPLEMENTATION WITH PLANT ANTIOXIDANT第47页
        7.5 VACCINATION第47-48页
        7.6 SUPPLEMENTATION WITH PROBIOTICS第48-49页
    REFERENCES第49-65页
CHAPTER-2 LIPOPOLYSACCHARIDE DERIVED FROM THE DIGESTIVE TRACT PROVOKES OXIDATIVE STRESS IN THE LIVER OF DAIRY COWS FED A HIGH-GRAIN DIET第65-95页
    1 INTRODUCTION第66-67页
    2 MATERIALS AND METHODS第67-75页
        2.1 ETHICAL APPROVAL第67页
        2.2 ANIMALS AND EXPERIMENTAL TREATMENTS第67-69页
        2.3 SURGICAL PROCEDURE第69页
        2.4 DETERMINATION OF RUMEN PH AND MILK ANALYSIS第69页
        2.5 DETERMINATION OF LPS第69页
        2.6 QUANTITATIVE REAL TIME-PCR (QRT-PCR)第69-72页
        2.7 BIOCHEMICAL ANALYSIS OF OXIDATIVE AND ANTI-OXIDATIVE BIOMARKERS IN THE LIVER第72-74页
            2.7.1 SAMPLE PREPARATION第72页
            2.7.2 ANTI-OXIDANT ENZYME ACTIVITY第72-73页
                2.7.2.1 GLUTATHIONE PEROXIDASE (GPX)第72页
                2.7.2.2 SUPEROXIDE DISMUTASE (SOD)第72-73页
                2.7.2.3 CATALASE (CAT)第73页
            2.7.3 LIPID PEROXIDATION, TOTAL ANTIOXIDANT CAPACITY, ANDNOS ANALYSIS第73-74页
                2.7.3.1 MALONDIALDEHYDE (MDA) MEASUREMENT第73页
                2.7.3.2 DETERMINATION OF TOTAL ANTI-OXIDANT CAPACITY (T-AOC)第73页
                2.7.3.3 DETERMINATION OF TOTAL NITROUS OXIDE (TNOS) ANDNITROUS OXIDE SYNTHASE (INOS)第73-74页
        2.8 WESTERN BLOT ANALYSIS第74-75页
        2.9 STATISTICAL ANALYSIS第75页
    3 RESULTS第75-83页
        3.1 RUMEN PH AND LPS CONTENT IN RUMEN FLUID AND BLOODPLASMA第75-76页
        3.2 MILK YIELD AND COMPOSITION第76-78页
        3.3 EXPRESSION LEVELS OF TARGET GENES第78-79页
        3.4 NRF2 RELATED GENES AND THE RELATIVE EXPRESSION OF NF-KB第79页
        3.5 ENZYME ACTIVITY, MALONDIALDEHYDE (MDA), TOTAL ANTIOXIDANT CAPACITY AND NITROUS OXIDE SYNTHASE ACTIVITY (TNOS AND INOS)第79-82页
        3.6 NRF2 PROTEIN EXPRESSION第82-83页
    4 DISCUSSION第83-88页
    CONCLUSIONS第88-89页
    REFERENCES第89-95页
CHAPTER-3 MECHANISM OF OXIDATIVE STRESS IN DAIRY COWS WITH INDUCED SUBACUTE RUMINAL ACIDOSIS第95-119页
    1 INTRODUCTION第95-98页
    2 MATERIALS AND METHODS第98-104页
        2.1 ETHICAL APPROVAL第98页
        2.2 ANIMALS, DIET, AND EXPERIMENTAL DESIGN第98-99页
        2.3 SURGICAL PROCEDURE第99-100页
        2.4 SAMPLE COLLECTION AND ANALYSIS第100页
        2.5 QUANTITATIVE REAL TIME-PCR (QRT-PCR)第100-102页
        2.6 TOTAL ANTIOXIDANT CAPACITY (TAOC) AND BIOMARKER OF LIPID PEROXIDATION (MDA)第102-103页
            2.6.1 SAMPLE PREPARATION第102页
            2.6.2 LIPID PEROXIDATION AND TOTAL ANTIOXIDANT CAPACITY第102-103页
                2.6.2.1 MALONDIALDEHYDE (MDA) MEASUREMENT第102页
                2.6.2.2 DETERMINATION OF TOTAL ANTI-OXIDANT CAPACITY(T-AOC)第102-103页
        2.7 WESTERN BLOTTING ANALYSIS第103页
        2.8 STATISTICAL ANALYSIS第103-104页
    3 RESULTS第104-111页
        3.1 RUMINAL PH第104页
        3.2 LPS CONCENTRATIONS IN THE RUMEN, PORTAL VEIN, HEPATIC VEIN AND JUGULAR VEIN第104-105页
        3.3 MALONDIALDEHYDE (MDA) AND TOTAL ANTIOXIDANT CAPACITY(TAOC) IN THE LIVER AND RUMEN EPITHELIAL TISSUE第105页
        3.4 MRNA ABUNDANCE OF NOX2 AND MCP-1 GENES第105-106页
        3.5 MRNA ABUNDANCE OF MAPK PATHWAY GENES第106-107页
        3.6 WESTERN BLOTTING RESULT第107-111页
            3.6.1 NF-KB RELATIVE PROTEINS EXPRESSION第107-109页
            3.6.2 MAPK RELATIVE PROTEINS EXPRESSION第109-111页
    4 DISCUSSION第111-113页
    CONCLUSION第113-114页
    REFERENCES第114-119页
CHAPTER-4 SODIUM BUTYRATE IMPROVES ANTIOXIDANT STABILITY IN SUB-ACUTE RUMINAL ACIDOSIS IN DAIRY GOATS第119-143页
    1 INTRODUCTION第119-121页
    2 MATERIALS AND METHODS第121-127页
        2.1 ETHICAL APPROVAL第121页
        2.2 GOATS AND DIETS第121-123页
        2.3 MEASUREMENT OF LPS第123页
        2.4 QUANTITATIVE REAL TIME-PCR (QRT-PCR)第123-125页
        2.5 OXIDATIVE AND ANTIOXIDATIVE BIOMARKER ANALYSIS IN LIVER AND PLASMA第125-126页
            2.5.1 SAMPLES PREPARATION第125页
            2.5.2 GLUTATHIONE PEROXIDASE第125页
            2.5.3 SUPEROXIDE DISMUTASE第125-126页
            2.5.4 CATALASE第126页
            2.5.5 MALONDIALDEHYDE (MDA) MEASUREMENT第126页
            2.5.6 DETERMINATION OF TOTAL ANTIOXIDANTS (T-AOC)第126页
        2.6 WESTERN BLOTTING ANALYSIS第126-127页
        2.7 STATISTICAL ANALYSIS第127页
    3 RESULTS第127-133页
        3.1 RUMINAL PH第127-128页
        3.2 LPS CONTENT IN RUMINAL FLUID, HEPATIC VEIN PLASMA AND PORTAL VEIN PLASMA第128-129页
        3.3 ANTIOXIDANT GENE EXPRESSION IN GOAT LIVER TISSUE第129-130页
        3.4 TOTAL ANTIOXIDANT CAPACITY AND LIPID PEROXIDATION第130-131页
        3.5 ANTIOXIDANT ENZYME ACTIVITY第131-132页
        3.6 NRF2 PROTEIN EXPRESSION第132-133页
    4 DISCUSSION第133-137页
    CONCLUSION第137-138页
    REFERENCES第138-143页
GENERAL CONCLUSIONS第143-145页
PUBLICATIONS第145-147页
INNOVATIONS第147-149页
ACKNOWLEDGEMENT第149页

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