Reacción inflamatoria causada por larvas de Gnathostoma sp (nematoda: gnathostomatidae) en músculos de aves ictiófagas en México

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DAVID OSORIO SARABIA
SYLVIA PAZ DÍAZ CAMACHO
LUIS JORGE GARCÍA MÁRQUEZ

Abstract

THE OBJECTIVE OF THIS WORK WAS TO DETERMINE THE SPECIES OF FISH-EATING BIRDS, ESPECIALLY THOSE THAT SPREAD GNATHOSTOMOSIS, AND TO DESCRIBE THE INJURY CAUSED BY THIS LARVAE IN MUSCLES, WHERE THIS INJURY FREQUENTLY OCCURS. TWENTY-FIVE BIRDS BELONGING TO FOUR FAMILIES FROM SIX LOCATIONS WERE STUDIED. FIFTEEN ADVANCED THIRDSTAGE LARVAE (L3 A) OF THE GENUS GNATHOSTOMA WERE RECOVERED FROM SKELETAL MUSCULATURE OF SIX FISH-EATING BIRDS BY ARTIFICIAL DIGESTIVE METHODS. PORTIONS OF INFECTED MUSCULATURE WERE FIXED IN A 10% FORMALIN SOLUTION IN ORDER TO OBTAIN HISTOLOGICAL INFORMATION. THE EVIDENCE SHOWS, THAT LARVAE OF GNATHOSTOMA OCCURRING IN MUSCULATURE OF BIRDS CAUSES AN INFLAMMATORY REACTION OF A GRANULOMATOUS NATURE.
Keywords:
GNATHOSTOMA FISH-EATING BIRDS MÉXICO PATHOLOGY

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