Aflatoxins are fungal metabolites by strains of Aspergillus (A.parasiticus and A.flavus) are produced. The clinical signs of aflatoxin poisoning include surgery autopsy, histological lesions and also create effects on the production of poultry flocks in experimental and natural occurrence have been reported in broiler chickens worldwide. The main signs of aflatoxin po...

Eighteen mongrel dogs of unknown age and naturally infected with Leishmania (Leishmania) chagasi, were obtained from the City Hall of Belo Horizonte, Brazil. Four dogs were used as control. Lung samples were obtained and immediately fixed in formalin. The histopathological picture of all lung tissue sections was a chronic and diffuse interstitial pneumonitis. The thickened inter-alveolar septa ...

Subcoolers and 1nter<:oolers are becc:ming essential pa rt of any refrigeration system. The most canmon type f:ound in industrial ·refrigeration is the Shell-and-Coil config Llration. This paper presents a design technique for s1.z..i.ng of coils for Ammonia, R-22, and R-12 systems. The e"aluation of i nside .<;tnd outside heat transfer coefficients is based on well e stablished correlations an...

At inadequate stocking density, fish generally show different physiological responses. The effects of density on Arapaima gigas larvae productive parameters have been determined in a previous study. This study aimed to evaluate the effect water quality, hematological and biochemical profile, performance juvenile A. gigas. One hundred eighty twelve months old, were distributed into tanks using i...

Background & Aim:Dorema   ammoniacum D. Don. (ammoniac plant) belongs to   Apiaceae family and Dorema genus. It is one of the most important   endemic medicinal plants in its family which grows in the arid and semi-arid   areas in the regions of Iran and some of the Asian countries such as   Turkmenistan, Afghanistan, Pakistan and India. This study was carried...

Rumen is a persistent and specific ecosystem consists of bacteria, protozoa and fungus where feed fermentation takes place in it. Produced Hydrogen in rumen can be used in the synthesis of the volatile fatty acids and the microbial protein and its excess would be eliminated through the production of Methane by methanogenesis. Nutritionists have tried to find ways to decrease loss and energy and...

Background & Aim:Dorema   ammoniacum D. Don. (ammoniac plant) belongs to   Apiaceae family and Dorema genus. It is one of the most important   endemic medicinal plants in its family which grows in the arid and semi-arid   areas in the regions of Iran and some of the Asian countries such as   Turkmenistan, Afghanistan, Pakistan and India. This study was carried...