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Decoding KODA production to augment stress resistance in plants

Scientists from Tokyo Institute of Technology have created a method to boost KODA production in plants, utilizing biotechnology. This technique involves introducing key genes into two plant species and optimizing their localization to improve yield. The findings may lead to mass-producing diverse oxylipins for fertilizers and pesticides.

SourceTokyo Institute of Technology·JournalJournal of Experimental Botany·TypeExperimental study·DateFeb 15, 2022

Leap forward in the discovery and development of new antibiotics

Researchers at Monash University have made a significant breakthrough in the development of new glycopeptide antibiotics, which could provide a vital advantage in the fight against resistant bacteria. By combining natural enzymes with synthetic chemistry, scientists can now explore new antibiotics that have never been made before.

SourceMonash University·JournalAngewandte Chemie International Edition·DateMay 11, 2020

How plants synthesize salicylic acid

An international research team led by the University of Göttingen has unraveled the mechanism for the biosynthesis of salicylic acid in plants. The study reveals that isochorismate-derived compounds accumulate when a specific gene is removed, leading to the formation of salicylic acid.

SourceUniversity of Göttingen·JournalScience·DateAug 13, 2019

How nature builds hydrogen-producing enzymes

Researchers from Ruhr-Universität Bochum and University of Oxford reveal the mechanism behind activating hydrogenases, complex enzymes that produce hydrogen efficiently. The discovery sheds light on the process of introducing a chemical cofactor into the enzyme's active center.

SourceRuhr-University Bochum·JournalProceedings of the National Academy of Sciences·DateJul 24, 2019

Tiny fibers create unseen plastic pollution

Synthetic fibers from polyester and nylon release microplastics into the environment, contaminating plants and animals in oceans. Biosynthetic fibers, derived from natural proteins, can replace synthetic fibers and provide recyclable and biodegradable alternatives.

What happens to magnetic nanoparticles once in cells?

Magnetic nanoparticles break down within stem cells, releasing iron that's stored in non-magnetic form or used to create new magnetic particles. This phenomenon may help explain the presence of natural magnetism in human cells.

SourceCNRS·JournalProceedings of the National Academy of Sciences·DateFeb 14, 2019

Peptide papers point to new ways of tackling bacteria

Researchers have solved a 20-year riddle of how crucial step in antibiotic biosynthesis occurs, opening way to potentially redesigning antibiotics. The team structurally characterised the peptide bond forming domain in Ebony enzyme, revealing its novel types of condensation domain and its role in regulating neurotransmitters.

SourceMonash University·JournalProceedings of the National Academy of Sciences·DateJan 28, 2019

Novel strategy to transform a commercially available iboga alkaloid to post-iboga alkaloids

KAIST chemists have synthesized seven different iboga and post-iboga natural products from catharanthine, mirroring nature's biosynthetic post-modification of the iboga skeleton. The novel strategy involves selective oxidation and rearrangement reactions, offering a stepping stone for developing therapeutic medications against cancer a...

Plants modulate accumulation of metabolites at organ level

Researchers used a new approach to measure metabolic diversity in various plant tissues, revealing distinct profiles for each tissue. The study identified specific genes regulating the biosynthesis of ecologically-important secondary metabolites, shedding light on how plants modulate their metabolite accumulation at the organ level.

SourceMax Planck Institute for Chemical Ecology·JournalProceedings of the National Academy of Sciences·DateNov 11, 2016

Green light for clever algae

Guillardia theta's unique phycobiliproteins have distinct biosynthesis and assembly processes compared to cyanobacteria and red algae. Researchers gained insight into the complex transport mechanism of these pigments using docking enzyme GtCPES.

SourceRuhr-University Bochum·JournalJournal of Biological Chemistry·DateSep 26, 2014

Biosynthetics production with detours

Researchers at Helmholtz-Zentrum für Infektionsforschung used computer models to identify genetic changes that increase biosynthetics production in Pseudomonas putida bacteria. The study, published in PLOS Computational Biology, aims to develop targeted methods for producing natural materials efficiently.

SourceHelmholtz Association·JournalPLOS Computational Biology·DateOct 31, 2008

Discovery of new molecular tools for biosynthesis could lead to advances in use of pectin

A team of researchers at the University of Georgia has discovered a gene that encodes one of the proteins responsible for pectin synthesis, a major component in plant cell walls. This breakthrough discovery could lead to advances in plant disease resistance and potentially manipulate pectins to fight cancer.

SourceUniversity of Georgia·JournalProceedings of the National Academy of Sciences·DateMar 21, 2006