| avian influenza virus (h5n1); effects of physico-chemical factors on its survival. | present study was performed to determine the effects of physical and chemical agents on infective potential of highly pathogenic avian influenza (hpai) h5n1 (local strain) virus recently isolated in pakistan during 2006 outbreak. h5n1 virus having titer 10(8.3) eld(50)/ml was mixed with sterilized peptone water to get final dilution of 4ha units and then exposed to physical (temperature, ph and ultraviolet light) and chemical (formalin, phenol crystals, iodine crystals, cid 20, virkon-s, zeptin ... | 2009 | 19327163 |