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Cumulative mortality of Aedes aegypti larvae treated with compounds
Torres,Sandra Maria; Cruz,Nadine Louise Nicolau da; Rolim,Vitor Pereira de Matos; Cavalcanti,Maria Inês de Assis; Alves,Leucio CâmaraOBJECTIVE To evaluate the larvicidal activity of Azadirachta indica, Melaleuca alternifolia, carapa guianensis essential oils and fermented extract of Carica papaya against Aedes aegypti (Linnaeus, 1762) (Diptera: Culicidae). METHODS The larvicide test was performed in triplicate with 300 larvae for each experimental group using the third larval stage, which were exposed for 24h. The groups were: positive contr...
Abnormalities of digestive tract innervation in rat fetus treated with ethylene...
Lemos,Sidney Pereira Pinto; Martins,José Luiz; Lemos,Patrícia Veruska Ribeiro Barbosa; Silva,Silvio Romero Gonçalves e; Santos,Fernando Leandro dosPURPOSE: The pathophysiology of abnormalities associated with myenteric plexus lesions remains imperfectly understood. Such abnormalities have been correlated with subocclusive intestinal conditions in children with Hirschsprung's disease, cases of chronic constipation and, postoperatively, in cases of anorectal anomalies. This study evaluated abnormalities of the myenteric plexus in fetus from female rats that...
Histopathological analysis of gangliosides use in peripheral nerve regeneration...
Ribeiro,Camila Maria Beder; Vasconcelos,Belmiro Cavalcanti do Egito; Silva Neto,Joaquim Celestino da; Silva Júnior,Valdemiro Amaro daPURPOSE: To analyze the action of gangliosides in peripheral nerve regeneration in the sciatic nerve of the rat. METHODS: The sample was composed of 96 male Wistar rats. The animals were anaesthetized and, after identification of the anaesthesic plane, an incision was made in the posterior region of the thigh, followed by skin and muscle divulsion. The right sciatic nerve was isolated and compressed for 2 minut...
Estudo clínico e histopatológico da reação tecidual às suturas interna e extern...
Ribeiro,Camila Maria Beder; Silva Júnior,Valdemiro Amaro da; Silva Neto,Joaquim Celestino da; Vasconcelos,Belmiro Cavalcanti do EgitoOBJETIVOS: Neste estudo realizamos a análise clínica e histopatológica da reação tecidual dos fios de nylon e poliglecaprone 25 monofilamentares nas suturas interna e externa em ratos. MÉTODOS: Foram utilizados 40 Rattus norvegicus (Wistar) machos. O ato operatório consistiu de incisão e divulsão dos planos muscular e cutâneo realizadas na região posterior das coxas dos animais. As suturas internas e externas d...