Articles tagged with Floral Development
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A new study reveals a hidden extinction crisis in China's native flora, showing that habitat decline over the past four decades has sharply increased extinction risks nationwide. The findings suggest that current conservation efforts are failing to keep pace with biodiversity threats.
Researchers studied pollinator-bee interactions in the Amazonvine, finding that temporal overlap affects plant fitness and flower size. Within-season mismatches between plants and pollinators can drive change in plant traits and influence evolutionary outcomes.
A recent study published in New Phytologist reveals a crucial gene necessary for plant reproductive structures. The gene, named SHOT GLASS, is found to regulate the development of air chambers and sexual organs in liverworts, a model organism for studying plant reproduction.
A study found that droughts can decrease nectar calories in zucchini flowers by up to 95%, harming pollinators and plants. Increased rainfall can positively affect nectar calorie production, but heavy rainfall events can have devastating consequences for ecosystems.
A University of Maryland study reveals that young plants face a hidden trade-off between fighting disease and growing, leading to reduced reproductive fitness. Plants with stronger disease resistance as seedlings produce fewer flowers and seeds over their lifetime.
Researchers at Nara Institute of Science and Technology discovered five novel small molecules that can delay flowering in plants without heat treatment. These compounds, called devernalizers, reactivated the expression of a key gene suppressor of flowering, allowing for enhanced crop yield and resilience.
Scientists at the University of Gothenburg have discovered four new species of daisies in South Africa using advanced DNA sequencing techniques. The discovery highlights the importance of integrating traditional observations with modern genetic analysis to better understand plant relationships and biodiversity.
A Dartmouth-led study reveals the fundamental genetic pathways and biological mechanisms behind the corpse flower's heat production and odorous chemicals. The researchers identify a new component of the corpse flower's odor, an organic chemical called putrescine, which is released when the plant blooms.
Researchers have decoded the genetic makeup of 'Samantha' rose variety to create a powerful resource for future comparative genomic studies. The study found that human selection has significantly influenced the genetic diversity of modern roses, but preserving genetic traits is essential for their health and adaptability.
A study found that nitrogen-fixing bacteria in soil enhance flowers' attractiveness to bumblebees. Plants with these bacteria grew significantly taller and larger than those without, and their flowers became more vibrant and attractive to pollinators.
Researchers developed a model using gene activity to predict when Somei Yoshino cherry tree buds awake from dormancy. The study found that the breaking of endodormancy requires around 61 days with temperatures lower than 10.1°C, and climate change is delaying this process by 2.3 days per decade.
Researchers at the University of Cambridge found that flowers like hibiscus use an invisible blueprint to dictate the size of their bullseyes, which can significantly impact their ability to attract pollinating bees. Larger bullseyes are preferred by bees and can potentially boost efficiency for both bees and blossoms.
A century-old experiment has pinpointed the genes behind barley's adaptability, enabling its continued survival in rapidly changing environments. Researchers identified key genes that enable flowering at optimal times, allowing crops to thrive despite increased temperatures and droughts.
MIT chemists have developed a new way to synthesize complex oligocyclotryptamines found in plants, which could hold potential as antibiotics, analgesics, or cancer drugs. The approach allows for precise assembly of the rings and control of the 3D orientation of each component.
Researchers discovered that strigolactones, previously only associated with plant development, directly influence flowering and fruiting in tomatoes. By regulating the microRNA319 pathway and gibberellin levels, strigolactones promote faster and better flowering, leading to increased yields.
The study characterised a barley mutant with extra spikelets and fused glumes due to defective organ boundary establishment. The HvALOG1 gene plays a critical role in maintaining inflorescence architecture and regulating meristem activity.
Recent discoveries enable researchers to efficiently harness the glow of bioluminescent plants using a native plant gene. The compact gene acts as a bridge between plant metabolism and light production, allowing for a constantly changing spectacle of natural light.
A study published in Horticulture Research has uncovered the cellular and molecular mechanisms underlying the spur development in Impatiens uliginosa. The research found that early cell division and anisotropic cell elongation are crucial for spur growth, with hormones such as auxin playing a significant role in regulating this process.
Researchers at Waseda University studied the behavior of chiral skyrmions in chiral flower-like obstacles and found that they exhibit active matter-like behaviors. The system can be used to develop a topological sorting device, which may create ordered results from disordered motion.
The study shows how interaction between plant hormone gibberellin and small RNA molecules enables the development of ovaries, followed by fruit and seeds in tomatoes. This knowledge serves as a basis for ways to increase tomato yield by manipulating the genetic and physiological basis of microRNA and hormone interactions.
This study investigates the regulatory role of methylation in vernalization and photoperiod pathways, revealing its potential as a flowering regulator. The authors summarize current knowledge on methylation's involvement in these pathways, highlighting its heritability and potential replacement of vernalization/photoinduction.
North Carolina State University researchers successfully transferred an important gene from one compartment of a plant cell to another, producing tobacco plants that lack pollen and viable seeds. The findings could lead to better ways of producing hybrid seeds to maximize crop productivity.
Researchers developed a smart agrochemical delivery platform using biomimetic mineralization, which improves crop yield and fruit zinc content. The platform, named MiZIFs, uses zeolitic imidazolate frameworks to encapsulate a synthetic growth regulator, promoting plant growth and stress tolerance.
Researchers discovered that BraRGL1 interacts with BraSOC1 to regulate bolting and flowering in Brassica rapa. Overexpression of BraRGL1 promotes stalk development, while loss-of-function mutants display advanced flower bud differentiation.
Scientists have identified a natural gene variant in barley that enables plants to flower up to 18 days earlier, allowing for improved adaptation to climate change. This discovery could lead to the development of climate-resilient barley varieties with stable yields.
Researchers have identified three sets of genes involved in building the fake fly structure on the daisy's petals, which are brought together in a new way to deceive male flies. The plant's use of existing genes for iron movement, root hair growth, and flower control gives it an evolutionary advantage.
Researchers from Xi'an Jiaotong-Liverpool University identify vital differences between the plants, including pollinators and lifespan, confirming their classification. The study highlights the importance of recognizing every species for conservation programs.
A new study by University of California, Davis researchers reveals that the internal circadian clock in sunflowers coordinates florets to open in concentric rings, attracting more pollinators. The study found that continuous light disrupts this pattern, leading to fewer pollinator visits.
A team of researchers from McGill University and the Montreal Botanical Garden used photogrammetry to create 3D models of flowers, shedding light on their evolution and interaction with pollinators. The technique has the potential to revolutionize research in plant biodiversity.
A team of researchers at the University of Tokyo has discovered a newly found trait in the Causonis japonica flower, which changes color depending on its maturation cycle and then reverses. The pigments involved are related to nutrient-rich colorful vegetables, suggesting potential downstream applications in improving nutrient yields.
Cambridge researchers discovered that plants regulate the chemistry of their petal surface to create microscopic three-dimensional patterns reflecting different wavelengths of light, visible to bees. These patterns act as diffraction gratings producing an iridescent optical effect, which is essential for attracting pollinators.
Researchers have discovered a key link between warmer early winters and reduced crop yields in oilseed rape plants. The study found that colder temperatures during late November/early December promote faster growth and higher yields, while warmer temperatures result in lower yields.
The study reveals that environmental conditions cause RNA structures to change, affecting plant flowering times and potentially leading to more desirable traits. This technology can also be applied to human cells, enabling the design of RNA-based therapies for diseases like SARS-COV-2.
Researchers at the University of Maryland identified AGL62 as the trigger for fruit and seed development in flowering plants. The study showed that AGL62 stimulates auxin production, which regulates endosperm growth and fruit enlargement.
Research from the University of Cambridge has demonstrated that plants use mechanical buckling to produce intricate petal patterns, which can be seen as iridescence. The findings suggest that this optical effect could play an important role in attracting pollinators like bees.
Researchers from Nara Institute of Science and Technology and Nanjing University discovered a small protein, KNUCKLES, that plays multiple roles in ensuring the correct timing of floral development. This discovery reveals a regulatory pathway where KNUCKLES supports the completion of floral meristem development within a short time window.
A study by researchers at the University of California, Davis found that sunflowers facing east produce more offspring due to increased morning warmth attracting bees. East-facing flower heads also tend to be warmer in the morning and release pollen earlier, coinciding with bee visits.
Researchers found that gene regulatory mechanisms at an early embryonic stage govern the flowering behavior of Arabidopsis later in development. The FLC transcript is antagonistically regulated by FCA and FRI, with FRI promoting longer and functional FLC protein levels.
Researchers discovered that yellow pond-lily (Nuphar lutea) exhibits a cyclic flower structure, with sepals forming two whorls and petals in a single whorl. This finding provides valuable information about the evolutionary history of angiosperms and their first flowers.
Researchers have developed a live-cell imaging technique that enables the visualization of fundamental processes in flower development and opens up new avenues for research on plant sexual reproduction. The technique, called light sheet fluorescence microscopy (LSFM), records movies of plant reproductive events for the first time.
Researchers at Tohoku University have identified the retrotransposon insertion in a floral homeotic gene responsible for greenish orchid mutations. This discovery paves the way for genetic modification of orchids to produce more flowers.
Biologist Madelaine Bartlett aims to uncover the molecular underpinnings of floral diversification in flowering plants. Her research has the potential to improve grass crop yields and understand evolutionary development.
Researchers studied miracle fruit's flowering behavior, revealing six distinct stages of flower development and pollination ecology. The study suggests the fruit is insect-pollinated and recommends further research on pollinator identification.
Researchers found that flowers with imperfect iridescence are easier for bees to spot than those with perfect iridescence, which can confuse bees' color recognition. This subtle signal allows flowers to communicate with bees without interfering with their ability to distinguish between colors.
A team of Israeli and French scientists has discovered a gene that controls the production of male flowers in cucurbit plants, allowing for the creation of female-only flowers. This finding has significant implications for agricultural productivity, as female flowers are associated with higher yields.
RMIT University researchers created artificial microflowers in water, mimicking natural blooming processes for optoelectronics and other applications. The tiny structures, just 10 microns wide, have potential to break frontiers in scientific fields with easy and reliable building.
A team of scientists monitored 14 developmental stages of Arabidopsis thaliana flowers using micro-computed tomography and mass spectrometry, revealing distinct metabolic profiles for each stage. These findings provide new insights into the interaction between developmental processes and metabolism in plant development.
Researchers found optimal light and temperature conditions for Tecoma stans, a flowering shrub native to Central and South America. The plant requires 14+ hours of light per day and supplemental lighting, making it an energy-intensive crop.
Scientists at Hebrew University of Jerusalem Racah Institute of Physics have developed a way to program polymer sheets to bend and wrinkle into prescribed structures. By varying the local polymer density, the gel shrinks at specific temperatures, causing it to buckle and change shape.
A research group has identified a messenger molecule, produced by the FT gene, that induces flower formation in plants. This breakthrough resolves the long-standing mystery of Florigen, a substance thought to control plant flowering, and opens up new possibilities for plant breeding and forestry.
Researchers identified 80 genes involved in flower development, shedding light on the regulation of floral organ identity and patterning. The gene trap technique provided a powerful tool for examining gene expression and function, revealing novel insights into floral development.
Research reveals that adult dyslexics can improve visual and auditory reading skills through intensive training, accompanied by increased brain activity in specific regions.
Researchers discovered that controlling temperature and daylight regulated bulb growth, allowing for flowering and seed production in garlic plants. This breakthrough opens possibilities for genetic diversity, pest resistance, and improved yields.
Biologists at UCSD discover how to genetically convert leaves into petals, a process made possible by the expression of five genes in leaves. The achievement has significant implications for plant development and could lead to the creation of novel plants with colorful, petal-like structures.
Kanza is a cold-tolerant pecan variety that can be harvested as early as Sept. 10 in southern Texas and late September in Kansas. It has natural resistance to diseases such as scab and leaf phylloxera, reducing the need for chemical treatments.