The relationship between activation energy and the rate constant of the reaction, k, is given by the Arrhenius equation

Arrhenius equation

TLS Online TPP Program

#Id: 9509

#XL - R Botany

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

#XL - R Botany

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

#XL - R Botany

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

#XL - R Botany

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

#XL - R Botany

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

TLS Online TPP Program

#Id: 9514

#XL - R Botany

Quorum sensing in Erwinia carotovora is mediated by N‐acylhomoserine lactones, small molecules released from the bacterial cells into the surrounding medium.