In contrast to previous assumptions, the defense hormones salicylic acid and jasmonic acid do not always suppress each other in regulating plant chemical defenses against pests and pathogens. In trees, the interplay of both ...
Plants & Animals
May 3, 2022
0
15
As a plant stress hormone, jasmonic acid (JA) plays an important role in mediating the resistance of plants against mechanical stress, pest attack, and pathogenic infection. The biosynthesis of JA and the expression of ...
Molecular & Computational biology
Apr 4, 2022
0
6
Given the sheer number of potential enemies, plants are resistant to most pests, even if they can cause damage to other plants. In a new study published in the journal Science, researchers at the Max Planck Institute for ...
Plants & Animals
Feb 3, 2022
0
105
Plants produce the hormone jasmonic acid as a defense response when challenged, making their leaves taste bad to predators. Biologists want to determine whether biological precursors and other variants of jasmonic acid lead ...
Biotechnology
Jun 1, 2020
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89
Plants can't self-isolate during a disease outbreak, but they can get help from a friend—beneficial soil microbes help plants ward off a wide range of diseases. Now, Texas A&M AgriLife scientists have uncovered a major ...
Plants & Animals
Apr 7, 2020
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291
Just like humans and other animals, plants have hormones. One role of plant hormones is to perceive trouble—whether an insect attack, drought or intense heat or cold—and then signal to the rest of the plant to respond.
Plants & Animals
Mar 13, 2020
0
504
An international team of scientists involving The University of Western Australia's School of Molecular Sciences, the ARC Centre of Excellence in Plant Energy Biology and Lund University has made the surprising discovery ...
Plants & Animals
Oct 29, 2019
4
1583
UMBC's Hua Lu, professor of biological sciences, and colleagues have found new genetic links between a plant's circadian rhythm (essentially, an internal clock) and its ability to fend off diseases and pests. The findings ...
Biotechnology
Jun 12, 2019
0
107
Jasmonic acid gives the plant Jasminum grandiflorum its characteristic odor and is used in the cosmetics and perfume industries. Plants wounded by things like chewing herbivores produce jasmonic acid as a defense signal, ...
Plants & Animals
Dec 10, 2018
0
6
Plant scientists at Iowa State University have shed new light on a genetic pathway that influences both plant growth and disease resistance, making it a promising target for breeding new crop varieties that can fight pathogens ...
Plants & Animals
Oct 25, 2018
0
71
