Articles tagged with Daughter Cells
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Scientists have discovered a protein called SCEP3 that ensures even chromosome segregation in plants, preventing infertility and genetic diseases. This finding has implications for plant breeding and understanding human fertility, with the equivalent gene SIX6OS1 potentially playing a role in promoting correct chromosome segregation.
A naturally occurring gene called Cyclin A2, normally silenced in humans, can make new functioning heart cells and aid in the heart's repair. The breakthrough discovery could lead to new techniques for repairing damaged hearts as an alternative to transplants or implanted cardiac devices.
A study at the University of Zurich tracks live cellular development and epigenetic changes over multiple generations, showing how stress induces heterogeneity and increases genetic complexity. This research may lead to better understanding of cancer cell diversity and develop more effective therapies.
Researchers at MPI unveiled PLK1's crucial role in replenishing CENP-A proteins per centromere, a process critical for cell division. PLK1 initiates a cascade of events by binding to specific machinery components and inducing phosphorylation changes.
Researchers discovered a protein complex that eliminates potentially harmful cells over time by measuring the duration of mitosis. The Mitotic Stopwatch Complex starts forming after prolonged mitosis and triggers cell arrest or death, providing new insights into cancer development.
Research reveals a mechanism by which daughter cells safeguard themselves against UV-damaged RNA inherited from mother cells. DHX9 stress granules, a special type of stress granule, trap and neutralize damaged RNA to prevent harm.
Researchers have discovered that midbody remnants, thought to be cellular trash, contain working genetic material that can change the fate of other cells, including turning them into cancer. The study suggests that these remnants may play a key role in spreading cancer throughout the body.
Researchers found that confined epithelial cells regulate their size and cell cycle separately, suppressing growth but not division length. The team used lab-grown tissue to observe how cells respond to confinement, revealing a new framework for understanding tissue development and growth.
Caulobacter crescentus uses a toxin-antitoxin system to regulate programmed cell death in response to oxygen limitation, releasing DNA that promotes sibling dispersion. This mechanism helps maintain biofilm balance and prevents overcrowding.
The Gerlich Group at IMBA found that histone acetylation establishes a sharp surface boundary on chromosomes, resisting microtubule perforation. Chromatin phase separation and DNA looping by condensin cooperates to build mitotic chromosomes with unique physical properties.
A new platform mimics live cellular environment to guide stem cell differentiation outside the body. Researchers from Chung-Ang University developed a novel platform based on metal-organic frameworks, which offers advantages over conventional methods for in vitro stem cell differentiation.
A new mathematical theory explains how cells navigate the risk-speed tradeoff when dividing, balancing risk and speed to ensure survival. The theory applies broadly to all organisms, despite differences between yeast and mammalian cells.
Researchers have deciphered the structure of the kinetochore corona, a complex protein assembly that plays a pivotal role in chromosome segregation. The study, published in The EMBO Journal, provides new insights into how this critical process is regulated and offers a framework for future studies on cell division.
Researchers at Bielefeld University have identified five key characteristics of mitosis in the microalga Volvox carteri, including a porous nuclear envelope and crucial centrosome function. They used confocal laser scanning microscopy to capture high-resolution images of live cell division and gain insights into the complex process.
Researchers developed a new technique to analyze brain cell development, finding that cells of similar types are often unrelated and can converge from different progenitors. Conversely, different cell types can diverge from the same progenitor, determining their fate during differentiation.
Researchers discovered that living cell interiors become softer and more fluid during mitosis, a process crucial for life. The findings could help ensure precise separation of cellular structures into daughter cells.
A UNIGE team has identified important regulatory mechanisms of the protein responsible for chromosome separation. The study reveals that inhibitory proteins block separase activity by occupying sites that recognize the cohesin substrate, preventing cleavage.
A Ludwig Cancer Research study has found that transient chromosomal instability events can lead to the formation of tumors in mice. The researchers induced random chromosome instability in mice for one week and found that this was enough to trigger harmful chromosomal patterns that spur tumorigenesis.
Researchers at Ruđer Bošković Institute discovered the exact molecular mechanism of bridging microtubules sliding and its role in proper distribution of genetic material during cell division. The study found that two mechanistically distinct sliding modules powered by kinesin motor proteins drive spindle elongation.
A new study reveals that human and mouse cancer cells use specific mechanisms to survive heat shock and regain their original function. The research, published in Molecular Cell, identified key genes involved in the process, including those related to autophagy and RNA processing.
Cells migrating along networks of fibers exhibit different behavior than in a flat environment, with increased speed and altered interactions when encountering other cells or dividing. This study provides new understanding into cellular behavior and its relevance to drug delivery and wound healing.
Researchers achieve complete control over vesicle division using osmosis and enzymatic reactions, producing single-phase 'daughter cells' with different membrane compositions. The team can also grow these cells back into phase-separated vesicles by fusing them with tiny vesicles.
Cell division becomes softer and deformable in response to mechanical forces from neighboring cells, altering its orientation. This study reveals a new mechanism influencing tissue dynamics and may have implications for clinical studies.
A new study by Brown University scientists has identified vimentin as a potential target for treating aggressive cancer cells known as polyploidal giant cancer cells (PGCCs). PGCCs have been found to rely on vimentin to migrate and invade surrounding tissues.
Researchers at Stanford University discovered a cellular compass that guides stem cell division in plants, influencing the formation of tiny pores called stomata. The nuclear position, controlled by proteins, regulates stem cell divisions, ultimately affecting leaf function.
Researchers have discovered how carboxysomes work and can be accurately measured, leading to potential breakthroughs in renewable fuels production and plant growth. The study also reveals a possible route to developing novel antibiotics targeting bacterial microcompartments.
Scientists at Huntsman Cancer Institute have discovered the protein LEM2 plays two vital roles during cell division: sealing damaged DNA and recruiting factors that disassemble fibers separating DNA sets. This process may be critical for understanding cancer development and progression.
Researchers Susanne Hellmuth and Olaf Stemmann found that the protein shugoshin regulates separase activity, preventing premature sister chromatid separation. This discovery adds to our understanding of chromosome inheritance and highlights the importance of tight regulation in cell division.
A new study found that mother cells decide whether their daughter cells will divide based on environmental growth factors. The discovery could lead to longer windows for cancer drug therapies.
Researchers at Max Planck Institute have achieved unprecedented control over the shape transformations and division process of artificial cells by anchoring low densities of proteins to the cell membranes. This simplified mechanism does not depend on precise molecular interactions, making it a promising tool for synthetic biology.
Researchers found that intestinal stem cells (ISCs) regenerate through the process of de-differentiation, eliminating the need for a reserve stockpile. Under normal conditions, ISCs differentiate into daughter cells, which can then reverse their differentiation to become ISCs.
Researchers found that gene duplication and DNA circle formation can be actively driven by the environment, allowing yeast to adapt faster. Older cells may gain an advantage by holding onto more DNA circles than they pass on, a phenomenon resembling a cellular insurance policy.
Researchers at Tohoku University have discovered the cellular mechanisms behind jellyfish's remarkable ability to regenerate body parts. The study found that free-swimming adult jellyfish possess actively proliferating cells controlling body-size, tentacle shape, and regeneration.
Research reveals that Toxoplasma gondii's mother cells share micronemal proteins with daughters during asexual reproduction. This recycling mechanism enables the reassembly of vital organelles for parasite propagation.
A new study using FlashTag technology and single-cell RNA sequencing identified a core set of temporally patterned genes driving the shift in fate of neural progenitor cells. These molecular 'birthmarks' are transmitted from mother to daughter cells, influencing the types of neurons they will become.
Scientists have found that plant cells adjacent to injured areas re-activate their stem cell programs to produce new cells of the correct type. This process, called 'restorative patterning', allows plants to heal wounds more efficiently.
Researchers identify essential protein PCMD-1 in controlling cell division at the centrosomal level, which is also linked to a genetic disease called primary microcephaly. The study provides insights into how centrosome assembly is regulated and has significant implications for understanding human developmental defects.
Researchers discover a critical failsafe mechanism involving cyclin-dependent kinase 1 (Cdk1) that prevents excess force from disrupting cell division. The 'goldilocks zone' of tension ensures chromosomes are aligned and distributed evenly, allowing cells to divide into identical daughter cells.
The study reveals that PI4P plays a crucial role in ensuring proper assembly and disassembly of the phragmoplast, leading to regular cell division and stable plant growth. Disrupted membrane building blocks result in severe defects in cell division, impacting plant stability, size, and adaptability.
Researchers at University of Basel discover how Pseudomonas aeruginosa attaches to tissue within seconds and spreads using motile spreaders and virulent stickers. The bacterium exploits a simple business model: settle, grow, expand.
Researchers at IST Austria found that plant cells inherit knowledge of where is up and down from their mother cell. The directional transport of hormone auxin sets up polarization, but this depends on polar distribution of PIN auxin transporters. Endocytosis and phosphorylation of PIN transporters are crucial for re-establishing polarity.
Under dim light conditions, cyanobacteria divide asymmetrically to produce short daughter cells. The Min system's oscillation pattern changes depending on cell length, allowing bacteria to survive in stressful environments.
Researchers discovered a novel defence mechanism in yeast cells that uses centromeres to detect and neutralize foreign genetic material. This mechanism ensures that potentially harmful DNA is confined within one cell, while the daughter cell contains only reliable DNA.
Researchers are using laser marking systems and light sheet microscopy to track individual cells in zebrafish development, aiming to create a complete cellular blueprint. The project has the potential to revolutionize regenerative biology by precisely defining cell roles in complex organisms.
Researchers developed a model explaining how the plane of cell division is specified in bacteria Myxococcus xanthus. The critical component PomZ proteins bind to DNA and recruit a cluster, then detach and diffuse, tethering it to the nucleoid. This system ensures accurate division by balancing forces and thermal fluctuations.
Research reveals protein aggregates in bacteria provide protection against toxic stresses by encoding epigenetic memory. Cells with inherited aggregates display improved survival and faster recovery than those without.
Researchers develop technique SCAR-seq to study epigenetic cellular memory transmission and find key protein MCM2. They discovered a controlled process in DNA replication ensuring symmetry between two new DNA strands.
A new study reveals that rapid cell division powers the growth of the small intestine, a critical discovery for understanding congenital short bowel syndrome. Researchers witnessed an intricate cellular dance, where cells must navigate to maintain proper length and prevent deadly conditions.
A class of enzymes, DYRK3, has been found to promote mixing of phases in cells during division, ensuring correct distribution of genetic material, organelles, and cell contents. This process is crucial for preventing errors like those seen in cancer and neurodegenerative diseases.
Scientists have discovered that mammalian embryos use two spindles to keep parental chromosomes separate during the first cell division. This finding may help explain high error rates in early developmental stages and has potential implications for human infertility treatment.
Researchers discovered a key molecular machinery driving DNA segregation in yeast cells, which may hold insights into human chromosome maintenance and cancer development. Cells lacking this machinery, RSC, exhibit abnormal DNA segregation and spontaneous chromosome duplication.
Scientists create LINNAEUS technique to map cellular lineage, enabling identification of rare and unknown cell types. The method reveals connections between cells and allows for construction of lineage trees, providing insights into developmental processes and disease mechanisms.
Researchers from Delft University and EMBL Heidelberg witness the formation of DNA loops by a single protein complex called condensin, resolving a heated debate. The process involves condensin reeling in DNA to form loops, which are then extruded to compact the genome.
Researchers have solved a biological mystery by detailing the step-by-step process of genome folding, which involves coiling up long chromosome tangles and twisting them into spiral staircase structures. The study provides an efficient packing strategy that explains how cells can reliably bundle their chromosomes during cell division.
Researchers from Ludwig-Maximilians-Universität München have identified a signaling pathway that restricts cleavage furrow formation to the mid-plane of the cell. This pathway involves the enzyme Aurora A, which is activated on astral microtubules and diffuses to the cell membrane at the poles to suppress contractile ring formation.
Scientists at OIST Graduate University have used super-resolution nanoscopy to visualize the structure of bacterial cell division in E. coli. The study found that two key proteins, FtsZ and FtsN, form non-overlapping rings that play specific roles in the process.
Researchers at Cabimer have made significant discoveries about the control of cell division, highlighting the importance of the nucleolus in ensuring accurate chromosome distribution. The study found that precise temporal control of DNA compaction is necessary for equal distribution of chromosomes during mitosis.
Researchers at KU Leuven unravelled how the cell division timer is switched on and off, potentially leading to effective cancer therapy. The discovery involves a biochemical clock that gives cells time to fix attachment-related problems, allowing for more efficient cell division.
Researchers discover that cortical tension plays a key role in clustering proteins and establishing cell polarity. This force-driven mechanism allows cells to establish polarity without wasting energy by actively transporting proteins or cellular components.
New research questions assumption that variability is key to population growth and survival. Variability in single-cell organisms can lower population growth rate in fixed environments.