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'Thermometer' protein regulates blooming

Researchers have discovered that a thermosensing protein complex regulates plant growth and flowering in response to temperature changes. The study found that ELF3 protein plays a crucial role in this process, preventing the complex from repressing plant genes when temperatures rise.

SourceCNRS·JournalProceedings of the National Academy of Sciences·DateMar 23, 2020

How plants sound the alarm about danger

A team of scientists has discovered a complex communication network in plants that responds to the hormone jasmonic acid, allowing them to defend against insects and fungi. The study reveals two key genes, MYC2 and MYC3, which play a crucial role in regulating plant defense responses.

SourceSalk Institute·JournalNature Plants·DateMar 13, 2020

With high fiber diets, more protein may mean more bloating

A study by Johns Hopkins Bloomberg School of Public Health found that people on high fiber diets are 40% more likely to experience bloating if they consume protein-rich diets. The researchers suggest that substituting high-quality carb calories for protein calories may reduce bloating and make these diets more tolerable.

SourceJohns Hopkins Bloomberg School of Public Health·JournalClinical and Translational Gastroenterology·DateJan 27, 2020

How to build a chloroplast

A team of researchers from Japan and the UK has identified a crucial communication route in developing chloroplasts, the energy factories of plant cells. The newly characterized protein GUN1 regulates tetrapyrrole biosynthesis, controlling the cell's production of heme.

SourceUniversity of Tokyo·JournalProceedings of the National Academy of Sciences·DateNov 15, 2019

Plant death may reveal genetic mechanisms underlying cell self-destruction

Researchers at Tokyo University of Agriculture and Technology discovered that hybrid plant cells induce programmed cell death due to protein aggregate accumulation. The study used imaging tools and a chemical chaperone to halt the process, paving the way for genetic improvement techniques to enhance crop varieties' disease resistance a...

SourceTokyo University of Agriculture and Technology·JournalScientific Reports·DateOct 10, 2019

Quality control in cells

Researchers at Heidelberg University discover bacterial Rqc2 protein plays central role in quality control, eliminating toxic protein chains. This finding suggests the mechanism must have existed in the last universal common ancestor several billion years ago.

SourceHeidelberg University·JournalCell·DateSep 19, 2019

A Matter of concentration

A team of scientists at the University of Freiburg has found that the concentration of Argonaute proteins plays a central role in regulating the balance between stem cells and differentiated cells in plants. This balance is crucial for plant development, growth, and adaptation to environmental changes.

SourceUniversity of Freiburg·JournalPlant Communications·DateSep 17, 2019

Scientists find precise control of terminal division during plant stomatal development

Researchers have identified a genetic suppressor of flp stomatal defects, which acts downstream from core cell cycle genes to ensure terminal division during stomatal development. The study found that CDK-mediated phosphorylation at the N-terminus of RPA2a is essential for RPA functioning and localization.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·DateAug 20, 2019

Missing link in algal photosynthesis found, offers opportunity to improve crop yields

Researchers from Louisiana State University have made a groundbreaking discovery in the process of photosynthesis, shedding light on a long-standing puzzle. The study reveals three transport proteins that facilitate the movement of bicarbonate into the compartment where Rubisco resides, a crucial step in carbon dioxide fixation. This b...

SourceLouisiana State University·JournalProceedings of the National Academy of Sciences·DateAug 5, 2019

Plant nutrient detector breakthrough

Researchers at La Trobe University have discovered a protein that can sense vital phosphorus levels in plants and adjust growth and flowering accordingly. This breakthrough has the potential to reduce fertiliser wastage and improve crop efficiency, leading to significant environmental and economic benefits for farmers.

SourceLa Trobe University·JournalPLANT PHYSIOLOGY·DateJul 6, 2019

Scientists demonstrate plant stress memory and adaptation capabilities

Researchers have discovered a connection between two signalling systems that help plants survive stress situations, enabling them to remember and adapt to dangerous conditions. This breakthrough may lead to new bioengineering technologies to overcome crop growth retardation and development anomalies in stress-resistant crops.

SourceAKSON Russian Science Communication Association·JournalTrends in Plant Science·DateMay 30, 2019

Location is everything for plant cell differentiation

In Arabidopsis thaliana, the location of proteins within a cell and the position of the cell itself play crucial roles in determining cell type. The study found that ATML1 protein accumulation is inhibited in internal cell layers, leading to epidermal cell differentiation. This post-transcriptional regulation enables plants to form a s...

SourceOsaka University·JournalDevelopment·DateMay 9, 2019

Plants are also stressed out

Researchers discover GUN1 plays a crucial role in regulating chloroplast-to-nucleus communication, enabling plants to respond to stress. This finding may help breed plants that can better withstand environmental stressors and maintain food production.

SourceSalk Institute·JournalProceedings of the National Academy of Sciences·DateApr 19, 2019