backgrounds and aims : in the tropical regions of iran, scorpion stings are one of the most important medical and health problems. knowing about their epidemiologic aspects might lead to the employment of appropriate preventive methods. therefore, these studies were done in qom province for this purpose. materials and methods : this research is a descriptive cross-sectional study which has been...

Anisakid nematode larvae from Trichiurus lepturus off coast of Rio de Janeiro were studied using light, laser confocal and scanning electron microscopy, in addition to a molecular approach. Mitochondrial cytochrome c-oxidase subunit 2 (mtDNA cox-2), partial 28S (LSU) and internal transcribed spacers (ITS-1, 5.8S, ITS-2) of ribosomal DNA were amplified using the polymerase chain reaction and seq...