enfermedades

New protein-based biosensor detects potato and tomato crop disease

Researchers at the Hebrew University of Jerusalem have developed a new molecular sensor system that detects harmful diseases in plants and food crops, including potatoes and tomatoes. Read the full news story at https://bit.ly/3TaTmXL.

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The research behind the news was published in The Plan Journal in March 2023 under the title Early detection of late blight in potato by whole-plant redox imaging. Read the full paper at https://bit.ly/3l0wttP.

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The followings are the abstract and the main ideas of the paper. Both were written by ChatGPT, with slight editing by DeepL Write.

The research paper investigates how common bean plants respond to drought stress at the molecular level, specifically in terms of gene expression in the roots.

The authors used RNA sequencing technology to compare the transcriptomes (i.e., the set of all expressed genes) of common bean plants subjected to drought stress versus those grown under normal conditions. They found that drought stress led to significant changes in gene expression in the roots, with many genes being up or down-regulated in response to the stress.

Also, they identified several key biological processes and pathways that were affected by drought stress, including those related to cell wall remodeling, osmotic stress response, and hormone signaling. The study found that many of the differentially expressed genes were involved in the biosynthesis and signaling of abscisic acid (ABA), a plant hormone known to play a role in drought response.

Overall, the study provides insights into the molecular mechanisms underlying the common bean’s response to drought stress, which could be useful for developing crop varieties that are more resilient to water scarcity.

Below are the main ideas:

  • The study investigates the molecular response of common bean plants to drought stress.
  • RNA sequencing technology was used to compare the transcriptomes of plants grown under normal conditions and those subjected to drought stress.
  • Drought stress led to significant changes in gene expression in the roots of the plants.
  • Several biological processes and pathways were affected by drought stress, including those related to cell wall remodeling, osmotic stress response, and hormone signaling.
  • Many of the differentially expressed genes were involved in the biosynthesis and signaling of abscisic acid (ABA), a plant hormone known to play a role in drought response.
  • The study provides insights into the molecular mechanisms underlying the common beans’ response to drought stress, which could be useful for developing more drought-resistant crop varieties.
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