Patent ID: 11918000
Assignee: ACADEMIA SINICA
Field: Biotechnology (Chemistry)
Classification: CPC A  C | IPC A  C

Claim 0:
1. A method for inducing resistance to virus in a plant or priming a plant to resist viruses, or decreasing virus accumulation or increasing PR1 expression in a plant, comprising treating and/or contacting the plant with a biologically pure culture filtrate derived from fungi or a polysaccharide comprising D-mannose, D-galactose and D-glucose with a 1,4-glucan linkage, wherein the fungi is Trichosporon sp, and wherein the D-mannose, D-galactose and D-glucose are in the ratio about 0.5 to about 1.5:about 0.8 to about 2.0:about 8.0 to about 12.0.