List of Articles Open Access Article Abstract Page Full-Text 1 - Isolation of Vi antigen from Salmonella Typhi Ty2 and its animal test for preparation of vaccine Majid Moghbeli Ali Akbar Shaebani Elaheh AkbariFar Open Access Article Abstract Page Full-Text 2 - nifH gene Study of Mesorhizobium ciceri isolated From Iran Elham Moazemian Mohammad Kargar Ahmad Asgharzadeh Sayed Mehdi Hoseini Mazinani Open Access Article Abstract Page Full-Text 3 - Detection of Mycobacterium paratuberculosis by Nested PCR in dairy cattles suspected to john’s disease Abbas Doosti Saadat Moshkelani Open Access Article Abstract Page Full-Text 4 - Comparison of Biosorption of Heavy Metal Zinc by four different Microbial Biomas (Activated sludge) in Industerial Waste Water in order to Biological Refinement Azita Khosravan Javid Amini Samira Sarsalary Elham Rohanian Open Access Article Abstract Page Full-Text 5 - Role of Rapid Urase test in comparison with PCR for Helicobacter Pylori Infection diagnosis Mohammad Kargar Sayed Hadi Razavizadegan Kavoos Eshraghian Mohammad Yaghob Rajpout Sadegh Ghorbani-Dalini Mehdi Kargar Open Access Article Abstract Page Full-Text 6 - Improved Sorbitol MacConkey Agar Medium Containing Cefixime and Potassium Tellurite for Isolation and Diagnosis of E. coli O157:H7 from clinical case Yahya Tahamtan Masomeh Hayati Mohammad Mehdi Namavari Gholam Reza Moazeni Open Access Article Abstract Page Full-Text 7 - Study of ability Fusarium oxysporum fungi in extracellular biosynthesis of silver nanoparticle in vitro Golshid Sajjadi Abolfath Shojaiee Mohammad Reza Fazeli Javid Amini Hossain Jamalifar Open Access Article Abstract Page Full-Text 8 - Study of Opportunistic Infections in Diabet Mellitus patients in Islamic Azad University Hospitals Mohammad Karim Rahimi Saeed Zaker Bostanabad Talieh Hashemizonooz Mohammad Bossak Parvaneh Adimi Mozhghan Masoumi Zahra Tayebi