Articles tagged with Protein Synthesis
A study by Nagoya University found that collapse of the MAM is a common pathological hallmark in SOD1- and SIGMAR1-linked ALS. This disruption leads to Ca2+ dysregulation, exacerbating neurodegeneration. The researchers suggest targeting MAM disruption for future therapeutics.
Researchers have discovered that distinct conformations of a protein essential for spliceosome assembly on mRNA precursors significantly influence splicing efficiency. The findings suggest that different structural configurations adopted by the large subunit of U2AF regulate splicing operations, affecting protein synthesis rates and fi...
Researchers found that chloramphenicol and linezolid attack the catalytic center of the ribosome, but stop protein synthesis only at specific checkpoints. This new understanding could lead to better drugs and more efficient treatment of human and animal diseases.
Dr. Phillips' review suggests that protein sources high in leucine, such as whey protein, can maximize muscle protein synthesis and growth. Whey protein's high-quality amino acid profile and digestibility make it an ideal supplement for strength trainers and those looking to preserve muscle mass with age.
Researchers from NUS have unraveled the molecular story of FHL2 and its relocation to the nucleus in response to ECM stiffness, influencing protein synthesis and cell proliferation. This study provides new insights into the regulation of cell growth in soft environments.
Researchers found that ribosomes hold newly synthesized proteins back until specific helpers, called chaperones, deliver the matching counterparts. This ensures only the intended structure is formed, adopting the role of a quality inspector in addition to production.
Scientists have discovered how ataluren works to treat genetic disorders by allowing the cell's machinery to 'run' over premature stop signs. The drug inserts amino acids similar to those in non-mutated genes, enabling proteins to function normally.
The study reveals that p53's RNA-binding capacity plays a crucial role in controlling mRNA translation, with some mutant forms of the protein even promoting tumour growth. By binding to MDMX mRNA, p53 can suppress its own negative regulator, highlighting a previously unknown mechanism of action for this essential tumour suppressor.
Researchers have identified a modified human protein essential for Ebola virus replication, offering new targets for therapeutic development.
Researchers have discovered that the activation of endogenous retroviral genes in B cells can lead to programmed cell death and disrupt immune system development. This occurs when the silencing mechanism fails, allowing viral proteins to accumulate and trigger an unfolded protein response, ultimately leading to apoptosis.
A study from the University of Pennsylvania found that sleep deprivation impairs protein production in the hippocampus, a brain region crucial for memory. By manipulating a gene involved in regulating protein synthesis, researchers were able to prevent these deficits and restore memory formation in mice.
Protein aggregates are toxic and contribute to nerve cell death in diseases like Alzheimer's and Huntington's. The study reveals missing stop signals lead to long lysine chains blocking ribosomes, allowing defective proteins to accumulate and form toxic aggregates.
A team from Ludwig-Maximilians-Universität München has discovered that the enzyme Dicer promotes the development of atherosclerosis by activating endothelial cells. Inhibition of Dicer using a specific microRNA reduces inflammation and atherosclerotic plaque formation.
A cell-free protein synthesis system developed at Oak Ridge National Laboratory uses microfabricated bioreactors to produce therapeutic proteins for medicines and biopharmaceuticals. This technology simplifies the process, lowers cost, and enables point-of-care use.
Schizophrenia impacts brain protein synthesis rates, affecting cellular machinery and function in adult stem cells. The study's findings enhance understanding of the disorder and provide new approaches for future drug therapies.
By extending the oil synthesis phase and suppressing protein synthesis, researchers increased seed oil content by up to 140% and 170%, respectively. This breakthrough reveals that the length of oil synthesis is a primary factor in determining final oil content.
A new UT study found that inadequate sleep can disrupt protein synthesis, a fundamental cellular process involved in physical growth and brain activity. The circadian clock regulates this process, and misaligning behavior with it can have negative consequences.
A new study has found that protein aggregates formed after heat exposure are fully reversible and resume normal cellular functions after returning to normal temperatures. The research sheds light on the biological nature of protein aggregates, which were previously considered toxic dead-end products.
Researchers have discovered a key driver of kidney growth in response to losing a single organ, highlighting the importance of protein synthesis and mTORC1 activation. By understanding this mechanism, they hope to develop new strategies for preserving kidney function in patients with a single functioning kidney.
A study published in Genome Biology reveals that within 20 minutes of ischemia, significant changes occur in protein synthesis, primarily involving mitochondrial respiratory chain proteins. The findings suggest an early system of regulation, including the increase in UBE2S protein, which may directly affect the HIF signaling pathway.
Scientists have identified a new chaperone protein, Acl4, that helps assemble ribosomal protein L4 into a developing ribosome. This discovery provides insights into the stepwise process of ribosome assembly and has potential applications in antifungal agents and disease research.
Researchers have uncovered the molecular mechanisms behind brachiopod shell formation, revealing evolutionary conserved genetic programs among invertebrates. The study identifies unique proteins and structural resemblances to other animal phyla, providing new insights into the evolution of biomineralization.
Researchers at McGill and Concordia universities have discovered a mechanism that explains how light regulates protein synthesis in the brain, affecting the function of the circadian clock. The study found that phosphorylation of key proteins plays a pivotal role in resetting the body's internal clock.
Researchers measured the unseen toll of environmental stress on living creatures, finding they can increase metabolic energy by over 200% without showing signs. The study uses a sea urchin model organism to demonstrate how organisms cope with climate change by reallocating their 'metabolic budget'.
The common squid has 60% of its RNA transcripts edited, creating vast protein diversity and potential role in brain physiology
Researchers have discovered that Alu RNAs form complexes with specific proteins, regulating ribosome activity and contributing to cell immunity. This process helps cells adapt to stress and defend against viruses, such as HIV and hepatitis C.
Researchers at Scripps Research Institute have identified a crucial pathway that shields cells against death caused by environmental stress. The study found that Rheb inhibits protein synthesis by amplifying the phosphorylation of eIF2α, conserving cell resources during challenging conditions.
Researchers at Columbia University have developed a light microscopy method to image protein synthesis and degradation in living tissues and animals. The technique, coupling stimulated Raman scattering (SRS) microscopy with metabolic labeling of deuterated amino acids, allows non-invasive visualization of protein metabolism.
Researchers have made significant progress in understanding the biosynthetic pathway of CoQ10, a molecule essential for cellular metabolism. The study, led by Dr. David J. Pagliarini, reveals that protein CoQ9 regulates enzyme Coq7, and that CoQ10 synthesis is organized as a multiprotein complex to increase efficiency and regulation.
Researchers design a network-like cell system that reproduces dynamic behavior of protein synthesis, allowing for control over genetic content and protein production. The system enables the study of gene network design and emerging protein dynamics, potentially paving the way for controlling protein synthesis for various applications.
Researchers at Université Laval developed a new method to alleviate chronic pain by rekindling pain and then erasing it. By injecting capsaicin and administering a protein synthesis inhibitor, they induced temporary pain hypersensitivity, which was subsequently reversed.
Case Western Reserve researchers discovered thousands of novel long non-coding RNA transcripts that can direct protein synthesis in cells. This breakthrough challenges conventional wisdom on lncRNA's role and holds promise for treating cancer and genetic disorders.
A study published in the Journal of Nutrition found that consuming protein at each meal can promote optimal muscle growth and maintenance. Researchers discovered that evenly distributing protein throughout the day is crucial for maximizing muscle synthesis rates, whereas a skewed distribution pattern may lead to suboptimal results.
Researchers at MIPT found that combined mutations of two genes in Drosophila flies result in synergistic effects on phenotypic expression, leading to defects in leg formation, memory impairment, and reduced resistance to superoxide radicals. The study provides insights into the mechanisms of morphogenesis and detoxification.
Scientists have successfully studied protein synthesis in adult stem cells, finding that precise protein production is essential to their function. The discovery opens up new avenues of cellular biology and may lead to a better understanding of diseases associated with protein synthesis mutations.
Researchers at SISSA have developed a mathematical model of protein synthesis, revealing that the process is more stochastic than previously thought. This new understanding sheds light on the random component influencing protein translation times, which can affect the efficiency of the process.
The Air Force Office of Scientific Research (AFOSR) has awarded approximately $15.5 million in grants to 42 young researchers from across the US, fostering basic research and early career development. The recipients will conduct projects in areas including dynamical systems, quantum processes, and complex materials.
Researchers have discovered that neuronal RNA granules are highly heterogeneous and dynamic in their composition, containing proteins that repress protein synthesis. This uncoupling of mRNA transport from protein production is essential for learning and memory, and has implications for understanding neurodegenerative diseases.
Scientists at UNIST have identified a common mechanism in Fragile X and Down syndrome that regulates dendritic spine morphogenesis and synaptic efficacy. This discovery provides an important stepping stone in understanding the multiple roles of DSCR1 in neurons and identifying potential therapeutic targets for intellectual disabilities.
Researchers at Columbia University have developed a new technique to visualize protein synthesis in live cells, enabling the study of complex biological processes such as long-term memory and disease mechanisms. The method harnesses deuterium-labeled amino acids to track newly synthesized proteins, providing unprecedented insights into...
A new study has identified a fundamental biological process controlling the body's circadian clock, which could lead to breakthroughs in treating circadian clock-related disorders. The research found that removing a repressor protein improved brain clock function, enabling mice to adapt to time zone changes faster.
Researchers found that HMM-HA prevents overcrowding and tumor formation in naked mole rat cells. The protein's unique amino acid changes may be responsible for its cancer-fighting properties.
Monitoring nutrient intake is crucial for vegetarian athletes to stay competitive. They must find ways to reach the acceptable macronutrient distribution by consuming a variety of plant-based foods daily.
Researchers at Uppsala University have identified the ribosome as a key player in prion diseases, such as mad cow disease and Creutzfeldt-Jakob disease. The discovery suggests that antiprion medicines targeting the ribosome's protein folding activity may be effective in treating these fatal neurodegenerative diseases.
Researchers at UB's Hunter James Kelly Research Institute have found that reducing a protein called Gadd34 can improve nerve and muscle function in patients with CMT neuropathies. By leaving protein synthesis partially off, they were able to restore myelination, potentially leading to new treatments for other misfolded protein diseases.
A soy-dairy protein blend has been shown to extend the anabolic window and promote muscle growth by stimulating muscle protein synthesis. The study found that consumption of the blend after exercise prolonged amino acid delivery to muscles and extended muscle cell growth signaling.
Researchers at The Scripps Research Institute have solved the high-resolution structure of halofuginone, a compound derived from Chang Shan, shedding light on its biological process. This discovery could lead to the development of new drugs targeting aminoacylation, a crucial step in protein synthesis.
A study published in Nature reveals that normalizing excessive protein synthesis in the brain can partially remedy autistic-like behaviors in laboratory mice. The researchers found that reducing protein production reversed behaviors such as repetitive actions and improved social interaction.
Mayo Clinic researchers have identified a toxic cellular process by which a protein deficiency leads to dementia. The study found that elevated levels of defective sortilin mRNA disrupts mRNA splicing, resulting in the generation of a defective protein that deprives neurons of progranulin's protective effects.
Researchers successfully repair and read-through stop mutations responsible for Usher syndrome, offering hope for patients with the disease. The team developed gene-based treatment strategies using zinc-finger nuclease technique and aminoglycosides, which show promise in preclinical studies.
A study in mice found that abnormally high synthesis of neuroligins results in symptoms similar to those diagnosed in ASD. The researchers also discovered that compounds inhibiting protein synthesis or targeting neuroligins can rectify autism-like behaviors in adult mice.
Researchers discovered a molecule called sncRNA715 that suppresses myelin basic protein synthesis, crucial for myelin formation. This finding may help explain myelination failures in neurological illnesses like multiple sclerosis.
Researchers found that TFIIB halts general transcription when DNA damage occurs, enabling cells to prioritize repair and support p53's tumor-suppressing functions. This process allows p53 to bypass the need for TFIIB phosphorylation, activating its target genes vital for DNA damage response.
A study published in Nature has shown that non-coding antisense RNA can stimulate protein production by acting as a 'lock' for coding RNA, enabling the action of a stimulatory sequence to promote protein synthesis.
Researchers have discovered a novel function of non-coding antisense RNA, which enhances the translation of protein coding mRNAs by increasing association with ribosomes. This finding has significant implications for therapeutic applications and challenges current understanding of non-coding RNAs.
Researchers have discovered that genes 'burst' on and off at precise frequencies, regulating protein synthesis. This finding has implications for understanding cancer, drug resistance, and other diseases.
A UC San Diego study has identified a human gene called Human Schlafen 11 that produces a protein blocking the replication of HIV in infected cells. The research may lead to diagnostic tests and therapeutic drugs to prevent AIDS progression.
Researchers at NYU have devised a method to reduce afflictions associated with Fragile X syndrome in laboratory mice by targeting the protein synthesis process. The study found improvements in physical attributes and behaviors in FXS mice lacking S6K1, but not uniform reductions in repetitive behaviors.
Researchers found that eliminating an enzyme called jnk3 leads to a 90% reduction in amyloid beta peptides, a hallmark of Alzheimer's disease. This finding suggests jk3 could be a new target for Alzheimer's intervention.
Molecular biologists at the University of Texas at Austin have discovered that DEAD-box proteins, ancient enzymes found in all forms of life, function as recycling 'nanopistons' to unwind RNA. This mechanism has implications for treating cancer and viruses in humans.