J-chain is found in only IgM and IgA.

TLS Online TPP Program

#Id: 9508

#Unit 6. System Physiology – Plant

Fusicoccum amygdali produces the toxin fusicoccin, which targets the plasma membrane H+‐ATPase in many plant species

TLS Online TPP Program

#Id: 9509

#Unit 6. System Physiology – Plant

Sclerotinia sclerotiorum is a necrotrophic fungus that infects over 400 plant species. It secretes the phytotoxin oxalic acid to assist the early phases of the infection

TLS Online TPP Program

#Id: 9510

#Unit 6. System Physiology – Plant

Phytopathogenic bacteria reside within the intercellular spaces of plant organs or in the xylem and many damage plant tissues by secreting toxins, extracellular polysaccharides (EPSs), or cell wall‐degrading enzymes.

TLS Online TPP Program

#Id: 9511

#Unit 6. System Physiology – Plant

Coronatine is a toxin effector produced by the bacterium Pseudomonas syringae to mimic the plant hormone jasmonic acid‐isoleucine and this assists bacterial infection.

TLS Online TPP Program

#Id: 9512

#Unit 6. System Physiology – Plant

Coronatine is involved in causing stomata to open after closing in response to PAMPs, as well as in interfering with salicylic acid (SA)‐mediated defense responses.

TLS Online TPP Program

#Id: 9513

#Unit 6. System Physiology – Plant

Bacteria frequently deploy a “quorum‐sensing” mechanism to facilitate successful colonization of plant tissue