STREPTOCOCCUS BACTERIOPHAGE LYSINS FOR DETECTION AND TREATMENT OF GRAM POSITIVE BACTERIA

摘要

The present invention provides methods, compositions and articles of manufacture useful for the prophylactic and therapeutic amelioration and treatment of gram-positive bacteria, including Streptococcus and Staphylococcus, and related conditions. The invention provides compositions and methods incorporating and utilizing Streptococcus suis derived bacteriophage lysins, particularly PlySs2 and/or PlySs1 lytic enzymes and variants thereof, including truncations thereof. Methods for treatment of humans are provided.

主权项

1. A pharmaceutical composition for killing gram-positive bacteria comprising the isolated lysin polypeptide comprising the amino acid sequence of SEQ ID NO:3 or variants thereof having at least 80% identity to the polypeptide of SEQ ID NO:3 and effective to kill the gram-positive bacteria.