Abstract: A novel Deinococcus radiodurans strain, an exopolysaccharide derived therefrom and a composition comprising the same are provided. In detail, a Deinococcus radiodurans BRD125 strain characterized in being deposited with accession number KCTC 13955BP, an exopolysaccharide derived therefrom and a composition comprising the same, and a method of extracting a Deinococcus radiodurans-derived exopolysaccharide are provided.

Abstract: The present invention relates to a method of preparing a live attenuated vaccine by irradiation and a live attenuated vaccine composition prepared by the same, and more particularly, a method of preparing a live attenuated vaccine by irradiation including irradiating a pathogenic microorganism with a dose of 0.5 to 2 kGy of radiation per single radiation six to fifteen times; and a live attenuated vaccine composition including a pathogenic microorganism attenuated to not be revertant to a wild type by generation of at least one mutation of nucleotide insertion and nucleotide deletion by irradiation.

Abstract: The present invention relates to a method of preparing a live attenuated vaccine by irradiation and a live attenuated vaccine composition prepared by the same, and more particularly, a method of preparing a live attenuated vaccine by irradiation including irradiating a pathogenic microorganism with a dose of 0.5 to 2 kGy of radiation per single radiation six to fifteen times; and a live attenuated vaccine composition including a pathogenic microorganism attenuated to not be revertant to a wild type by generation of at least one mutation of nucleotide insertion and nucleotide deletion by irradiation.

Abstract: The present invention relates to a broadcast signal processing system and a method for searching a storage device thereof. One of the embodiments of the present invention includes a receiving unit configured to receive a broadcast signal, a decoding unit configured to decode the broadcast signal received by the receiver, a display unit configured to display broadcast content according to the broadcast signal decoded by the decoder, an interface unit configured to communicate with the storage device through a wired network or a wireless network, and a control unit configured to control access to the storage device through the interface unit using one of connection information as to the storage device connected by the interface unit and search information as to the storage device searched through the network by the interface unit, and to control storage of the broadcast signal decoded by the decoder in the storage device or playback of content stored in the storage device by the display unit.

Abstract: The present invention relates to a broadcast signal processing system and a method for searching a storage device thereof. One of the embodiments of the present invention includes a receiving unit configured to receive a broadcast signal, a decoding unit configured to decode the broadcast signal received by the receiver, a display unit configured to display broadcast content according to the broadcast signal decoded by the decoder, an interface unit configured to communicate with the storage device through a wired network or a wireless network, and a control unit configured to control access to the storage device through the interface unit using one of connection information as to the storage device connected by the interface unit and search information as to the storage device searched through the network by the interface unit, and to control storage of the broadcast signal decoded by the decoder in the storage device or playback of content stored in the storage device by the display unit.