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Lafoensia pacari alleviates intestinal damage by modulating cyclooxygenase-2:In silico and in vivo evaluation in a colitis model

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World Journal of Gastroenterology 2023年第17期29卷 2628-2641页

作者： Gabrielle Caroline Peiter Thayene Kamyli Moesch Queiroz Edson Luiz Michalkiewicz Jr Raphael Henrique Chappuis jennefer sousa luz Luiz Henrique Casagrande Piovezani Cleison Ferreira Silva Matheus Nozomi Tsutumi Augusto Fernandes Chaves Rafael Messias Luiz Cinthia Façanha Wendel Ana Carla Zarpelon-Schutz Kádima Nayara Teixeira Programa Multicêntrico de Pós-graduação em Biquímica e Biologia Molecular-Setor Palotina Universidade Federal do ParanáPalotina 85.950-000ParanáBrazil Programa de Pós-graduação em Biotecnologia-Setor Palotina Universidade Federal do ParanáPalotina 85.950-000ParanáBrazil Campus Toledo Universidade Federal do ParanáToledo 85.919-899ParanáBrazil

BACKGROUND Inflammatory bowel diseases(IBD)are a worldwide health problem and mainly affect young people,consequently affecting the *** treatments are often associated with side effects,and new therapeutic options are *** centuries,plants have represented important substrates in the field of drug *** pacari(***)is a plant whose pharmaceutical potential has been described,and may have biological activity relevant to the treatment of IBD *** To investigate the activity of keto-alcoholic extracts of *** with respect to ameliorating the inflammatory and nociceptive symptoms of acute experimental colitis in *** Keto-alcoholic extracts of *** leaves and bark were administered to male andfemale Swiss mice weighing 25 g to 30 g(n=8 male mice and n=8 female mice).The effect of these extracts was observed in an acetic acid-induced acute experimental model of colitis with regard to antinociception/analgesia and inflammatory tissue *** macroscopic indices included the Wallace score and the colon weight obtained using a precision *** hyperalgesia was determined using an electronic *** related to overt pain was determined by quantifying the number of writhing instances within 20 min of administration of acetic *** docking was performed using human and murine cyclooxygenase-2(COX-2)with 3 flavonoids(ellagic acid,kaempferol,and quercetin)on the AutoDock Vina *** of variance followed by Tukey’s posttest was used with P<0.05 indicating *** In this murine model of colitis,administration of extracts from *** ameliorated acetic acidinduced writhing and colitis-associated inflammatory *** improvements may be attributable to the reduction in edema,inflammation(e.g.,ulcers,hyperemia,and bowel wall damage),and the intensity of abdominal *** keto-alcoholic extracts of *** leaves and bark administered at a

关键词： Antinociceptive activity Anti-inflammatory activity Cyclooxygenase-2 Flavonoids Inflammatory bowel disease Lafoensia pacari

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