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• Rahimi.Ebrahim Study of the Seasonal and Geographical Prevalence of Toxoplasma gondii in milk of ruminants by nested-PCR [ Vol.11, Issue 41 - Spring Year 1400]
• Rahimizad Toulon.MIRALI Investigation of the amount of bisphenol A in commercial bottled water (offered in Ardabil market) and optimization of ozonation to reduce it [ Vol.11, Issue 41 - Spring Year 1400]
• Rahnama.Mohammad Salmonella and Escherichia coli contamination in samosas presented in Sistan and Baluchestan province and antibiotic resistance of isolates [ Vol.11, Issue 42 - Summer Year 1400]
• Rahnama.Mohammad Study of antimicrobial effect of nisin and alcoholic extract of garlic on the activity of staphylococcus aureus ATCC 1113 in Tilapia minced meat during storage at 4 °C [ Vol.11, Issue 43 - Autumn Year 1400]
• Ramazani.Mohammd Ebrahim Investigation, identification and measurement of pesticides and toxins and its impact on water resources in Tabriz [ Vol.11, Issue 44 - Winter Year 1400]
• Reyhani Poul.Soheyl Evaluation of the relationship of molecular weight of bioactive peptides resulting from enzymatic hydrolysis of Vanami shrimp (Litopenaeus vannamei) head and shell with their antibacterial, antioxidant and functional properties [ Vol.11, Issue 42 - Summer Year 1400]
• Riazati.Asghar Investigation, identification and measurement of pesticides and toxins and its impact on water resources in Tabriz [ Vol.11, Issue 44 - Winter Year 1400]