Articles tagged with Plant Proteins
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A massive atlas of plant and bacterial proteins has been published, providing unprecedented detail on the molecular controls of nitrogen fixation symbiosis. The study, led by University of Wisconsin-Madison researchers, reveals the interplay of proteins in rhizobia colonization of root nodules in the model legume Medicago truncatula.
Researchers at Penn Dental Medicine developed a plant-made antimicrobial peptide that rapidly kills tooth-decay-causing bacteria and thwarts biofilm formation. The peptide, combined with an enzyme, breaks down the oral biofilm matrix, promoting wound healing and bone regeneration.
Researchers at the Donald Danforth Plant Science Center have made significant breakthroughs in understanding the role of Heterotrimeric G proteins in plant development, stress tolerance, and yield improvement. The study revealed that specific G protein subunits play a crucial role in regulating plant growth and abiotic stress response.
Scientists have discovered that certain plants resistant to a hormone called abscisic acid (ABA) can grow better than normal neighbors during droughts. ABA-resistant varieties may hold the key to breeding 'stay green' traits in crops, which could help them retain their leaves and continue to produce food and other essential resources.
Scientists at Universität Bonn have discovered a lipid transfer process crucial for plant cell survival. This process enables the exchange of galactolipids between chloroplast membrane envelopes, facilitating photosynthesis and plant growth.
Researchers found that plants from high-CO2 springs had differences in gene expression, leading to increased growth and photosynthesis, and potentially paving the way for 'planetary greening'. Stomatal pores on leaves also increased in number after exposure to future CO2 levels.
Researchers at the University of Gothenburg discovered the inner workings of phytochrome proteins, which inform plant cells whether it's day or night. The findings enable modification of these proteins to increase crop yield and engineer light-sensitive proteins for controlling organisms by light.
Researchers developed a 'dual molecular tuner' to rapidly manipulate two proteins in mammalian cells, offering an easy way to perform in-depth analyses. The tool uses plant hormones to target specific proteins for degradation, allowing for reversible and controllable manipulation of protein levels.
A large study found that high animal protein intake, particularly from red meats, was associated with a higher mortality rate. In contrast, high plant protein intake was linked to a lower risk of death. The study analyzed data from over 170,000 participants and found that the association disappeared in those with a healthy lifestyle.
A study published in JAMA Internal Medicine found that consuming more plant-based protein was associated with a lower risk of death from all causes and cardiovascular disease. The researchers observed significant health benefits when substituting animal protein with plant protein, particularly from processed red meat.
Researchers have discovered a novel repair system in algae that can cut out interrupting sequences from proteins, potentially leading to new biotechnological applications such as producing pharmaceuticals or protein products. The study found that chloroplast extracts and light can restore RNA-cutting activity to inactive proteins.
Researchers at the John Innes Centre have identified a previously unidentified step in plant flowering initiation, linking an important gene to protein regulators. This breakthrough uncovers how plants 'remember' low-temperature conditions to control flowering timing.
A Penn-led team developed an oral vaccine booster that confers immunity against all three serotypes of polio, using a plant-based system to express a protein found in the polio virus. The vaccine induces mucosal and systemic immunity, neutralizing all three serotypes and offering a potential solution to global eradication efforts.
LobeFinder algorithm quantifies and analyzes shape changes in puzzle piece-shaped plant cells, providing insights into leaf size and crop yield. The technology could also be adapted to measure boundary shifts in other complex geometric forms.
Researchers discovered a UV-B receptor that activates proteins to build defense mechanisms, allowing plants to tolerate harmful UV-B rays. Plants also use UV-B rays to influence growth and development, making them essential for survival.
Researchers at Osaka University have identified H4K20ac, a novel histone modification associated with gene repression. This finding has significant implications for understanding the development of metabolic disorders, cardiovascular diseases, and cancer.
Researchers at TUM developed a new molecular method to investigate the function of thousands of proteins in parallel. They identified hundreds of previously unknown interactions among proteins using DNA-printed protein arrays, which enabled them to study protein functions more efficiently. The new method has the potential to accelerate...
Researchers have discovered essential proteins controlling cellulose assembly, enabling improved biomass production and guiding plant breeding for wood and ethanol applications. The findings aim to reduce greenhouse gas emissions by up to 85% compared to fossil fuel sources, providing a sustainable alternative for the industry.
Researchers at the John Innes Centre have identified a protein in rice plants that can increase yields by up to 54% and improve nitrogen efficiency. The 'b' protein, OsNRT2.3b, allows rice plants to buffer themselves against pH changes, enabling them to take up more nutrients.
The American Society of Plant Biologists (ASPB) has selected a group of exceptional undergraduate researchers to participate in its Summer Undergraduate Research Fellowship (SURF) program. These talented students will work under the guidance of renowned mentors to explore various aspects of plant biology, including gene regulation, pla...
Researchers found that fungi acquired a protein from a virus that hijacked their cell division control machinery, allowing them to grow and divide uncontrollably. This discovery could lead to the development of new antifungal drugs that target only fungal cells, not plant or animal hosts.
Researchers used a world-class camera to observe the atomic structure of proteins as they reacted to light in real-time. This breakthrough could lead to understanding how proteins function and ultimately inform treatment of diseases.
A novel plant protein, HMGB3, signals tissue damage and activates an immune response in plants, similar to its human counterpart HMGB1. This discovery sheds light on the parallels between plant and human immune systems.
A study published in The Plant Cell reveals that clock genes produced during the evening are regulated by clock proteins produced in the morning. This discovery sheds light on how plants adapt to their environment through a complex biological clock system.
Researchers at Kyoto University have successfully made thaumatin, a widely used plant-derived sweetener, even sweeter by substituting acidic amino acids with basic ones. This breakthrough confirms the complex interaction between thaumatin and the sweetness receptor of the tongue.
Researchers aim to uncover mechanisms that regulate plants' defence against stress factors, leading to the development of new crop species. Fluctuating protein structures may be essential for carrying out specific functions.
Purdue University researchers engineered rice and Arabidopsis plants to overexpress PYL9 protein, which dramatically increased drought tolerance. The study found that the transgenic plants triggered the death of old leaves, conserving resources for seeds and buds, a survival strategy known as 'die and let live.'
A team of molecular biologists has found a gene that encodes a protein recognizing cell membranes surrounding symbiotic bacteria, directing other proteins to harvest nutrients. This discovery reveals the fundamental mechanisms behind plant-microbe interactions, with implications for future agricultural advances.
A new study reveals a plant protein's role in detecting molecular signals from beneficial fungi, allowing plants to harness essential nutrients and sugars. This symbiotic relationship, prevalent across the plant kingdom, is believed to be crucial to early terrestrial survival and the evolution of life on Earth.
Biologists at the University of Pennsylvania have discovered a new way that messenger RNA is regulated, which affects the production of proteins. The study found that modified mRNAs are more likely to be involved in stress responses and cell cycle control, suggesting a mechanism for dynamic regulation.
A team of researchers found that ferredoxin-5 is necessary for nighttime growth and proper membrane organization in photosynthetic organisms. The protein's electron-donating abilities drive biochemical reactions that alter fatty acid saturation, leading to aberrant membrane structure and impaired metabolic processes.
Researchers have discovered a central relay station in plant cell communication, controlled by the MICU protein. This protein regulates calcium ion concentration in cellular power stations, enabling plants to respond to environmental stimuli such as water stress and pathogen attacks.
Researchers at the John Innes Centre have developed a method to produce large quantities of useful natural compounds efficiently by growing them in tomatoes. The study found that one tomato can produce the same amount of Resveratrol as exists in 50 bottles of red wine, and Genistein equivalent to 2.5kg of tofu.
A new protein has been identified that selectively clears damaged chloroplasts from plant cells, reducing oxidative stress and maintaining photosynthesis efficiency. The discovery reveals a complex quality control mechanism in plants.
Plant researchers have identified a key molecular mechanism regulating plant translational activity in response to ethylene, a major gaseous stress hormone. The study shows that transcription of certain genes is triggered, but protein production is restricted until ethylene levels drop, allowing plants to quickly respond and recover.
Researchers have elucidated the molecular structure of a plant sugar transporter called SWEET2, which plays a critical role in limiting the sugar supply to beneficial microbes while preventing pathogens from thriving. This discovery provides insights into how plants control carbon sequestration and energy homeostasis.
Scientists at Jena University have discovered how bacteria infect plants by hijacking the regulation of flower development, preventing normal growth and sexual reproduction. The study sheds light on the molecular reasons behind this phenomenon, where infected plants 'become the living dead'.
Researchers at the University of Pennsylvania have identified a hormone-mediated 'chromatin switch' that directs plants to form flowers in response to auxin. This finding could lead to increased flower formation and potentially boost agricultural yields.
A team of researchers at Michigan State University has created a synthetic protein that improves the assembly of carbon-fixing factories in cyanobacteria, enabling more efficient biofuel production. The new protein also provides a proof of concept for improving plant photosynthesis or installing new metabolic pathways in bacteria.
A study published by the Institute of Food Technologists found that a bean-based meal provided a similar feeling of fullness compared to a beef-based meal. The researchers discovered that plant-based proteins with high fiber content may offer similar appetite regulation as animal protein.
A new study published in Diabetologia shows that high protein diets from both animal and plant sources improve blood sugar control and reduce liver fat in patients with type 2 diabetes. Insulin sensitivity improved only in the animal protein group, while the plant protein group showed significant reductions in kidney function parameters.
Researchers created a plant-human hybrid protein OptoSTIM1 to modulate calcium channels, leading to improved memory in mice. The study showed a nearly twofold increase in fear stimulus response memory compared to non-light-stimulated mice.
Researchers isolated machinery for producing cancer-fighting drug etoposide from endangered Himalayan plant and applied it to a common laboratory plant, producing the chemical. The technique could lead to less expensive and more stable sources of drugs.
A team of researchers has identified a protein family that helps plants grow on salt, revealing a mechanism for improving plant growth under salt stress conditions. The study found that these proteins support the cellulose synthase machinery during cellulose synthesis, helping plants maintain biomass production under salt.
A new approach to tag proteins has been developed using plant protein epitopes, inntags, which are stable and do not compromise native function. The smallest protein domains with strong structural determinants were selected for tagging purposes.
A new study from UEA reveals that high protein intake from plant-based sources is associated with lower blood pressure, while animal-derived amino acids are linked to reduced arterial stiffness. Increasing protein-rich food consumption could be a valuable way to reduce cardiovascular disease risk.
Researchers have identified the 'wake-up protein' responsible for germination of Striga seeds using a fluorescent probe, accelerating research to control Striga growth and prevent crop losses worth billions of dollars annually. The study reveals that Striga detects host crops through strigolactone receptors, leading to a devastating im...
Researchers aim to understand how plants cope with stress at the molecular level, focusing on the regulatory protein GSNOR and its role in nitric oxide regulation. The study has potential to uncover plant adaptation mechanisms and inform efforts to improve plant fertility.
Researchers discovered KLF4's pivotal role in controlling mitochondrial biology, which produces energy for cells. The study found that a lack of KLF4 leads to reduced energy production, particularly problematic in the heart, leading to heart failure and death.
A new study from Duke University found that plant light-sensing molecules were inherited from ancient algae, contradicting the prevailing idea of bacterial origins. The researchers analyzed 300 DNA and RNA sequences from phytochrome proteins in a wide range of algae and land plants.
A research team at the University of California, Davis, has identified a tiny protein called RaxX that helps plants fight off bacterial infections. The discovery could lead to more disease-resistant crop varieties and new treatments for microbial infections in both plants and animals.
An international consortium is developing a comprehensive understanding of fertilization in flowering plants using comparative genomics and molecular biology techniques. The research aims to provide insights into the origins of fertilization and its role in improving crop productivity.
Researchers discovered a mechanism that allows plant cells to balance opposing signals from Stomagen and EPF2, competing for access to the same surface proteins. This finding sheds light on how plants coordinate cellular structures and make decisions on stomata placement.
Researchers visualized calcium signals in plants that spread systemically from attacked leaves to neighboring leaves, triggering a plant defense response. The study used transgenic Arabidopsis plants that emitted light energy when bound by calcium ions, allowing scientists to track the calcium flow in plants.
Researchers have solved the high-resolution crystal structure of a plant protein supercomplex critical to photosynthesis, revealing key pigment arrangements and organization. The findings provide a structural basis for understanding the photosynthetic mechanisms involved in harvesting light from the sun.
Researchers at UTHealth discovered that grass plants can bind, uptake and transport infectious prions, which can act as carriers of the disease. The study suggests that plants may play an important role in environmental prion contamination and horizontal transmission of diseases like CWD.
Research suggests that eating more protein throughout the day can lead to significant improvements in weight loss and metabolism. Dr. Heather Leidy recommends integrating moderate amounts of high-quality protein into daily meals, especially breakfast and lunch, to achieve optimal benefits.
Researchers at TUM and IME identified a protein complex on rubber particles responsible for the formation of polyisoprene, the main component of rubber. The study found two key proteins necessary for natural rubber biosynthesis in dandelion plants. This discovery brings biotechnological manufacturing of rubber closer.
A new study led by UC Davis experts found that rice can receive receptor proteins from a different plant species to boost its immune system. This could lead to increased disease resistance and improved crop yields, benefiting the world's staple food population.
A recent Carnegie Institution study has identified three SWEET family proteins essential for delivering sugars from plant leaves to embryonic plants inside seeds. The research found that eliminating these transporters retards embryonic development and reduces seed quality, with potential applications in crop yield enhancement.