Hogyan írható le a növényi-patogén interakció "cikk-cakk" modelje? Mi a lényege?

Ha tudsz angolul:

"The zig zag model presents the successive steps of the interaction between the plant and its pathogen. Firstly, pathogen-associated molecular patterns (PAMPs) are recognized by their cognate PRRs in plants leading to the PAMP-triggered immunity."

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