the red mite of poultry, dremanyssus gallinae, is the most important hematophagous ectoparasite of poultry. in this study, pathologic changes of its biting on the poultry skin have been investigated. thirty-two (control = 16 and treatment = 16) four weeks old ross broilers (308) were infested with the mite on skin of hock joins. samples were collected after 1, 24, 72 hours and 10 days. the skin...

background: the pattern of drug abuse in iran has dramatically changed in recent years, turning from the traditional opioids [opium, opium dross, and refined opium dross (shireh)] into drugs with newer forms. the present study is aimed at investigating the frequency of pathological changes in the lungs of bodies with positive postmortem toxicology results for narcotics and psychotropic substanc...

The red mite of poultry, Dremanyssus gallinae, is the most important hematophagous ectoparasite of poultry. In this study, pathologic changes of its biting on the poultry skin have been investigated. Thirty-two (Control = 16 and Treatment = 16) four weeks old Ross broilers (308) were infested with the mite on skin of hock joins. Samples were collected after 1, 24, 72 hours and 10 days. The skin...

The tracheas of 12 patients who had undergone autopsies after percutaneous dilatational tracheot¬ omy (PDT) were analyzed macroscopically and microscopically. The puncture site of the trachea varied from just below the cricoid cartilage (two patients) to below the third ring (three patients). A fracture of one or more tracheal rings was present in 11 patients, ofwhom 2 had a fractured cri¬ coid...

Background: Hemiscorpius lepturus is one of the dangerous scorpions in the world and also in Iran. This kind of scorpion in southern provinces, especially in Khoozestan, has been responsible for stinging a lot of people that resulted in long-standing and dangerous side effects and sometimes mortality. As the study of the effects of this scorpion venom on some laboratory animals can determine th...