background & aims of the study: because of yoghurt is a particular flavor (caused by diacetyl) and appropriate essential oils (from atanal) as well as enjoy the soft tissue, it is considered as one of the most palatable dairy products. with regards to the yoghurt portion in supplement of protein food needs in our society, it is necessary to ensure its health. in this research the hygienic quali...

introduction: organic fertilizers are beneficial to maintain and improve structure of the soil nutrients; however, in case of presence of pathogenic microbial agents and pathogens inside them, it will result in health problems and disease transmission. therefore, present study aimed to determine microbial quality of produced vermicomposts in yazd city. methods: this study was a descriptive-anal...

background: lack of sanitation during storage, transmission, processing and consuming the food can cause early corruption and create economical losses and cause infectious diseases in consumers. in this study, available fruit juices in ilam shopping centres were investigated in 1389 to identify the presence of escherichia coli and the coliform number, aerobic bacteria, staphylococcus aurous, mo...

saffron flower (crocus sativus) is one of the most precious spices in the world. in this respect, thesaffron style samples were gathered from the farms of torbat-heidariyeh located in south khorasanprovince during one year and their preparation was performed based on the common manufacturingstandards. then, in order to considering the international and national standards for saffron and spicese...

background: contamination of swimming pools’ water can lead to the transfer of different diseases to humans. the aim of this study was to investigate the quality of water in kerman swimming pools. methods: in this cross-sectional study, sampling from swimming pools was performed before and after swimming, every week. total number of samples collected was 150 samples. samples were investigated i...

background; foods have been many changes from production to tables and continuous control is necessary to maintain food safety and supply foods with good quality. the aim of this study was to evaluate the quality of some foods with high consumption in zanjan city during the 5 years from 2009 to 2013. methods; in a case-control descriptive study with an annually control program during 5 years fr...

milk and dairy products are important components of a balanced diet. milk does have distinct physicochemical, biological and microbial characteristics. the bacterial contamination of milk not only reduces the nutritional quality but its consumption threatens health of the society. in this study, 100 pasteurized milk samples were collected randomly from tabriz city, northwestern and were analyze...

background : dental unit waterlines (duwls) are ideal nvironment for development of microbial biofilms. microbial contamination of water in duwls is thought to be the result of biofilm formation as it could serves as a haven for pathogens. the aim of this study was to assess microbial quality of water in dental unit waterlines of dental units located at the dental school of isfahan university o...

the number of vegetable processing plants has been increased during recent years in iran as many other countries. on the other hand, fresh vegetable products are susceptible to microbial contamination after harvest, processing, handling, packing and distribution. the aim of this study was to determine and evaluate the level of microbial load of vegetables during different cleaning steps in a fr...