SciTechnol '' SciTechnol is an international, multidisciplinary organization dedicated to pure scientific research and scientific dissemination. It promotes awareness to all arenas of public to encourage research and aid scientific community by executing the significance of latest research. SciTechnol also provides a common platform for interdisciplinary exchange of ideas and information globally. Virology & Antiviral Research Volume 7, Issue 1 Cathepsin B Plays a Key Role in Optimal Production of the Influenza A Virus Macon D Coleman, Soon-Duck Ha, Mansour Haeryfar, Stephen Dominic Barr and Sung Ouk Kim Nanoparticle Vaccine for Avian Influenza Virus A Challenge Study against Highly Pathogenic H5N2 Subtype Jianping Li, Zeinab Helal, Brian Ladman,Christopher Karch, Jack Gelb , Peter Burkhard and Mazhar I Khan First Report of a Tomato yellow leaf curl virus Isolate Most Closely Related to a Previously Reported Begomovirus in IranAssociated with Symptomatic Papaya Trees inOman Haq QMI, Naureen Z, Mabood F, Brown JK, Al-Harrasi A, Al-Rawahi A, Gilani SA, Hussain J, Al-Sabari RSM, Al-Khanbashi FHS, Al-Fahdi AAM, Al-Zaabi AKA and Al-Shuraiqi FAM Treatment of Hepatitis C Virus Infection with Sovaldi Drug among Patients in Sohag Government Egypt El-Adly AM, Rashed LA, Yehia HM, Wardany AA, Shikhoun MH and Abdul-Raouf UM Multiple Mechanisms by which Retroviruses Cause Tumors Can A Virus be Ruled Out if it Doesnt Fulfill One Gunzburg WH and Salmons B