streptococcus dysgalactiae id9103 and hyaluronic acid production method using the same

摘要

Patent Specification: "streptococcus dysgalactiae id9103 and method of producing hyaluronic acid using the same". The present invention relates to a strain of the genus streptococcus by which high molecular weight hyaluronic acid can be produced in high yield, and a method of producing hyaluronic acid using it. more particularly, the present invention relates to a streptococcus dysgalactiae id9103 strain having an accession number kctc11818bp, and a method of producing hyaluronic acid, comprising the strain cultivation step. The strain of the invention can produce high added value ultra high molecular weight hyaluronic acid together with high yield and it is possible to produce various ultra high molecular weight hyaluronic acids according to culture medium compositions, and produce hyaluronic acid ultra high molecular weight having an average molecular weight 10,000,000 da or more at most.