Articles tagged with Signaling Pathways
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers developed a highly sensitive blood test that can detect initial thrombin generation, a key trigger in blood clot formation. The test distinguishes between pathway-specific clotting abnormalities and suggests personalized treatment strategies, potentially predicting clinical outcomes.
Early gastric cancer cells become self-sufficient by producing WNT7B, creating a self-sustaining loop and activating WNT signaling internally. This mechanism is triggered by MAPK signaling activation and has been validated in genetically engineered mouse models and human patient-derived organoids.
Researchers have discovered that rhesus macaques shed TIGIT from immune cell surfaces when exposed to plasmin, a natural enzyme involved in blood clot breakdown. This creates a soluble form of TIGIT that can still bind anti-TIGIT monoclonal antibodies, potentially leading to misleading safety and efficacy data for human trials.
Researchers developed an RNA-based therapeutic strategy targeting mutant KRAS genes, stimulating the immune system to attack tumours. The treatment, combining antisense oligonucleotides and immunomodulatory RNA, effectively killed cancer cells in laboratory studies, reducing tumour burden and extending survival.
Researchers at the University of Notre Dame developed a modular, computational pipeline to predict pH-sensitive protein structures. The new process enables screening hundreds of proteins in a few days, which can help design treatments for diseases like cancer, Alzheimer's, and Huntington's.
Research finds infants with sensorineural hearing loss lack normal left-hemisphere language specialization. Early auditory stimulation and language exposure can help preserve brain development.
Researchers focus on unraveling immunoregulatory mechanisms in sepsis, exploring the NF-κB and JAK/STAT signaling pathways. Emerging treatments aim to mitigate hyperinflammation and prevent organ failure through personalized, multi-target modulatory approaches.
Chronic stress reprograms tumor microenvironment, fueling cancer development and metastasis through stress-activated signaling pathways. Stress management may now be part of precision oncology, suggesting potential interventions like beta-blockers and behavioral approaches.
A new study reveals that body cells change their shape to close gaps such as wounds, using a combination of crawling movements and 'purse-string' contractions. The researchers discovered that the endoplasmic reticulum's ability to reorganize in response to edge curvature plays a crucial role in epithelial cell movement.
A study at the Garvan Institute of Medical Research found that inactivation of a stress pathway makes ER+ breast cancer cells ignore stress signals, allowing them to evade treatment. The JNK pathway acts as a cellular alarm system, and its disruption leads to treatment resistance.
Researchers at the Institute of Molecular and Clinical Ophthalmology Basel discovered that differences in nerve signal speed and distance are actively balanced within the human eye to support a unified visual experience. This mechanism helps align signal arrival times to just a few milliseconds, contributing to synchronization.
Researchers have developed a novel synthetic ligand using AI-based computational protein design, activating the Notch signaling pathway in T-cells. This breakthrough enables broadened clinical T-cell production and advances immunotherapy development.
A study reveals that a combination of dysbiosis, OTUD3 gene mutations, and STING signaling aggravate ulcerative colitis. The intestinal flora plays a vital role in UC, but an unbalanced microbiome with fewer beneficial microbes and more harmful ones contributes to the disease.
A study from The University of Osaka reveals nearly half of patients with extracranial arteriovenous malformations carry mutations in the RAS/RAF/MAPK signaling pathway. These mutations were linked to abnormal vascular morphology and were frequently detected in younger female patients.
Researchers discovered a cancer signaling pathway's role in regulating the blood-retina barrier, potentially damaging protective mechanisms. The study also identified a new gene linked to inherited eye condition FEVR, highlighting the need for further investigation into vascular disorders.
Researchers discovered LAG-3 inhibits T cell activity through spatial proximity to TCR, not ligand binding. This discovery enables precise modulation of autoreactive T cells in autoimmune diseases.
A research team at Washington University in St. Louis used machine learning to analyze sleep data from pregnant participants and found that variability in sleep patterns can predict preterm birth. The study aims to provide accurate prediction of preterm birth, which is the primary cause of death among children under age 5.
A study by Toho University researchers reveals a cellular communication network that promotes liver fibrosis. FGF18 and osteopontin enhance the production of OPN, which activates quiescent stellate cells to propagate fibrotic activity. This discovery highlights the critical roles of these molecules in driving liver fibrosis.
Charité researchers identified a therapeutic target that significantly contributes to halting ongoing inflammatory processes. They found that interleukin-22 and oncostatin M drive inflammation by amplifying the immune response. Targeted treatments may help high-risk patients, but chronic diseases remain complex and difficult to predict.
The study shows that Huo Xue Tong Luo capsule inhibits osteoclast formation and protects bone mass in ovariectomized mice. The PI3K-AKT signaling pathway is targeted to prevent bone loss induced by ovariectomy.
Researchers analyzed CRC tumors with high tumor mutation burden to characterize BRAF-associated mutations and decipher their role in carcinogenesis. They found TMB-high tumors likely arise from a heterogeneous population of cells harboring numerous gene mutations distinct from driver oncogenes.
Scientists have found a way to effectively 'intercept' pancreatic cancer by targeting the KRAS and FGFR2 genes. This approach slows tumor formation and reduces the number of 'early versions' of cancer in the pancreas. Researchers believe this therapy could be a game-changer for patients with a family history of pancreatic cancer.
A randomized clinical study found that an opioid-free treatment pathway is both safe and effective for bariatric surgery patients. The alternative method, which combines three different medicines, significantly reduces the need for opioids during treatment.
Researchers found that cyanobacteria use variations in pulse amplitude to convey information in single cells, regulating genes and controlling cellular processes. This discovery sheds light on how biological rhythms work together to coordinate cellular functions.
A gene called COLD6 contributes to cold tolerance in rice by triggering 2',3'-cAMP signaling to initiate a defense reaction against low temperature. This pathway may also apply to other crops, improving their cold tolerance.
Researchers at Winship Cancer Institute have identified a novel type of immune cell that plays a pivotal role in anti-tumor immunity. The stem-like CD4 T cells can be activated to fight tumors more effectively, offering new hope for broader treatment success.
A study published in Nature Communications reveals a cellular signaling pathway that promotes heart cell survival. The Mst1-FoxO1-C/EBP-β interaction stimulates protective mechanisms in cardiac myocytes, potentially paving the way for new therapies.
Researchers have identified a crucial molecular signaling pathway in maintaining the skin barrier, which could lead to new treatments for inflammatory skin diseases. The study's findings also suggest that this pathway may contribute to certain types of cancer.
This special issue of JAMA Network Open highlights scientific progress in combining social determinants and health outcomes to understand mechanisms underlying health disparities. The studies demonstrate the importance of interdisciplinary integration in transforming health disparities research.
A large cohort study in Canada found an association between prenatal ambient PM2.5 exposure and increased cerebral palsy risk in offspring. Further research is needed to understand this association and potential biological pathways.
A previously unknown mechanism in the brain causes migraine attacks by carrying proteins to specific nerve cells, explaining one-sided headaches. The discovery may lead to new treatment options and help understand other headache diseases.
A new University of Cincinnati study reveals that a signaling pathway in the brain helps maintain health and prevent inflammation and cognitive deficits. Microglia cells produce their own TGF-β ligand to regulate local states of inflammation.
A study by TUM researchers discovered four subtypes of Amyotrophic Lateral Sclerosis (ALS) with different molecular processes, including sex differences. The findings suggest repurposing an approved cancer drug targeting the MAPK pathway as a promising therapeutic approach for ALS.
Researchers at Virginia Tech have discovered a possible new pathway to treat colorectal cancer by targeting the NF-kB-inducing kinase (NIK) protein. The study, led by Irving Coy Allen, identifies changes in a significant signaling pathway in human patients and presents potential targets for therapeutics.
Researchers at Texas A&M University have discovered a new technique for tissue regeneration using mineral-based nanomaterials inspired by ancient medical practices. The approach aims to induce natural bone formation, reducing the need for invasive procedures and long-term medication, and promoting improved quality of life.
A new animal model has been developed to study periodontitis, allowing researchers to analyze tissue components simultaneously. The study found that the expression of the Il1rl1 gene was higher in peri-root tissue five days after ligation, highlighting its role in inflammation and osteoclast differentiation.
Researchers discovered a link between disrupted developmental dopamine signaling and autism spectrum disorder, highlighting the importance of studying neural development pathways. The study found that dopaminergic signaling disruptions led to neural circuit abnormalities and behavioral phenotypes reminiscent of autism in zebrafish larvae.
A study from Medical University of Vienna reveals a new molecular signaling pathway crucial to liver cancer development, offering potential new therapeutic targets. The research also identifies the c-Jun/Fra-2 complex as essential in triggering tumour growth.
Researchers have discovered that clown loaches and zebrafish can control their sleep-wake rhythm without relying on orexin, contradicting the long-held assumption that vertebrates share similar mechanisms. This finding reshapes our understanding of sleep and wake regulation in vertebrates.
A study published in Nature Cardiovascular Research reveals that a dynamic synergy between cell types facilitates cardiac renewal, challenging existing paradigms. Targeting the microenvironment rather than specific cell types is key to healing injured hearts.
Gaps in vision screening pathways disproportionately affect historically marginalized groups, leading to poor outcomes and inadequate care. The study highlights the need for improved strategies to address these disparities.
Researchers identify successful treatment of granulomas in the skin with mTOR inhibitor sirolimus, which showed partial complete remission of symptoms in 7 out of 10 patients. The study suggests targeting both immune and non-immune cells in granulomas may prevent recurrence.
Researchers discovered that plants eliminate IMA1 to prevent harmful bacteria from thriving, but increasing IMA1 levels makes leaves more resistant to attack. This finding suggests a deep connection between iron availability and the plant immune system.
Cysteine is sensed by a protein called Pib2 and binds with it to activate TORC1, promoting cell proliferation. The study found that all 20 amino acids differently affect TORC1 using two pathways: Pib2 and Gtr.
Scientists have discovered a new small molecule called Feeblin that inhibits the interaction of SLC15A4 with TASL, a key player in pro-inflammatory signalling pathways. This finding offers promising new treatment options for patients with autoimmune diseases like systemic lupus.
Buck Institute researchers discover that advanced glycation end products (AGEs) in processed foods increase hunger and test willpower, contributing to overeating and obesity. By understanding the biochemical signaling pathway behind AGEs, scientists may develop strategies to limit their accumulation and promote healthy eating.
Researchers at the University of Basel have discovered a key signaling pathway that influences auditory sensory cell function and is downregulated with age. Removing this pathway from mouse hair cells leads to rapid hearing loss, highlighting its importance.
Veterinary researchers used 3D organoids to investigate lung cancer in dogs, finding that canine primary lung cancer organoids faithfully mirrored tumor tissues. The study identified correlations between organoid cell viability and specific target molecules, paving the way for personalized treatment approaches.
Scientists from IRB Barcelona have revealed how chromosomal instability activates a signalling pathway known as JAK/STAT, promoting caspase activity and DNA injury. This damage allows cells to escape from the primary tumour, thereby leading to metastasis.
Researchers found that DPP4 inhibition increased sunitinib efficacy in RCC spheroids and upregulated DPP4 in sunitinib-resistant cells. This suggests potential repurposing of DPP4 inhibitors to target therapy resistance in renal cell carcinoma.
Researchers at the University of Missouri have identified a way to improve immunological memory produced by T cells in response to influenza infection, potentially leading to more effective vaccines and treatments. The study found that manipulating a molecular signaling pathway can strengthen and prolong the immune response.
A new study reveals that mosquitoes use a specific receptor in their ears to modulate their hearing, which is crucial for reproduction and mating. This discovery could lead to the development of novel insecticides or mating disruptors to control mosquito populations and reduce human disease.
A recent study found that the cGAS/STING molecular signaling pathway plays a critical role in driving chronic inflammation and functional decline during aging. By blocking STING, researchers were able to suppress inflammatory responses and improve tissue function, leading to enhancements in spatial and associative memory.
Researchers propose disease-oriented dosing of rapamycin to delay age-related diseases and increase lifespan. By decelerating early development of these diseases, rapamycin may help individuals live longer.
A team of researchers from Goethe University Frankfurt has discovered a central switch point in the mitochondrial signaling chain under misfolding stress. The mitochondria send two chemical signals to the cell when protein misfolding stress occurs, triggering a protective response that reduces misfolded proteins and stabilizes membranes.
A Japanese research team identified two critical signaling pathways regulating stem cell differentiation in the stomach, promoting healthy homeostasis and protecting against gastric diseases. The study, published in Nature Communications, sheds light on the mechanisms behind cellular renewal and differentiation.
Scientists at RIKEN Center for Brain Science find that somatic mutations in six genes lead to intracranial aneurysms, which can be blocked with a drug. The study establishes the first non-surgical animal model of intracranial aneurysm and provides a potential new treatment option.
Researchers at UNC School of Medicine identified molecular pathways critical for heart development, revealing that the mevalonate pathway regulates embryonic heart cell cycling and signaling molecules. This study provides a foundational data set to identify biological causes of congenital heart disease.
Scientists at the University of Münster have found a signaling pathway that protects plant stem cells in the root meristem from salt stress. The GSO1 receptor-like kinase helps transport sodium out of cells, preventing damage and promoting survival.
Researchers found that GPR141 enhances cell migration and proliferation in breast cancer by activating the p-mTOR/p53 signaling pathway. Silencing GPR141 restores p53 expression and attenuates tumor growth, suggesting its role in regulating breast cancer progression and metastasis.