55,103 results match your criteria therapeutic angiogenesis


The multifaceted roles of the chemokines CCL2 and CXCL12 in osteophilic metastatic cancers.

Cancer Metastasis Rev 2021 May 11. Epub 2021 May 11.

Department of Pharmacology and Physiology, Faculty of Medicine and Health Sciences, Institut de pharmacologie de Sherbrooke, Université de Sherbrooke, 3001, 12e Avenue Nord, Sherbrooke, QC, Canada.

Breast and prostate cancers have a great propensity to metastasize to long bones. The development of bone metastases is life-threatening, incurable, and drastically reduces patients' quality of life. The chemokines CCL2 and CXCL12 and their respective receptors, CCR2 and CXCR4, are central instigators involved in all stages leading to cancer cell dissemination and secondary tumor formation in distant target organs. Read More

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TAK1 signaling is a potential therapeutic target for pathological angiogenesis.

Angiogenesis 2021 May 10. Epub 2021 May 10.

Menzies Institute for Medical Research, University of Tasmania, 17 Liverpool Street, Hobart, TAS, 7000, Australia.

Angiogenesis plays a critical role in both physiological responses and disease pathogenesis. Excessive angiogenesis can promote neoplastic diseases and retinopathies, while inadequate angiogenesis can lead to aberrant perfusion and impaired wound healing. Transforming growth factor β activated kinase 1 (TAK1), a member of the mitogen-activated protein kinase kinase kinase family, is a key modulator involved in a range of cellular functions including the immune responses, cell survival and death. Read More

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Role of TRPV4 Channel in Vasodilation and Neovascularization.

Authors:
Miao Chen Xiucun Li

Microcirculation 2021 May 10:e12703. Epub 2021 May 10.

Department of Hand and Foot Surgery, The Second Hospital, Cheeloo College of Medicine, Shandong University, No.247, Beiyuan Street, Jinan, Shandong Province, 250031, China.

The transient receptor potential vallinoid type 4 (TRPV4) channel, a Ca -permeable nonselective cation channel, is widely distributed in the circulatory system, particularly in vascular endothelial cells (ECs) and smooth muscle cells (SMCs). The TRPV4 channel is activated by various endogenous and exogenous stimuli, including shear stress, low intravascular pressure, and arachidonic acid. TRPV4 has a role in mediating vascular tone and arterial blood pressure. Read More

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Wiring and plumbing: Oligodendrocyte precursors and angiogenesis in the oligovascular niche.

Authors:
Ken Arai Eng H Lo

J Cereb Blood Flow Metab 2021 May 9:271678X211014979. Epub 2021 May 9.

Neuroprotection Research Laboratories, Departments of Radiology and Neurology, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA, USA.

For efficient stroke recovery, the entire neurovascular unit must be repaired. A recent study underscores this concept by highlighting the importance of cellular crosstalk for white mater remodeling. In developing brains and in brains injured by hypoxia, interactions between oligodendrocyte precursors and endothelium play an essential role for physiological and compensatory angiogenesis. Read More

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Cardiac Derived CD51-Positive Mesenchymal Stem Cells Enhance the Cardiac Repair Through SCF-Mediated Angiogenesis in Mice With Myocardial Infarction.

Front Cell Dev Biol 2021 21;9:642533. Epub 2021 Apr 21.

Department of Anatomy, Zhongshan School of Medicine, Sun Yat-sen University, Guangzhou, China.

Many tissues contained resident mesenchymal stromal/stem cells (MSCs) that facilitated tissue hemostasis and repair. However, there is no typical marker to identify the resident cardiac MSCs. We aimed to determine if CD51 could be an optimal marker of cardiac MSCs and assess their therapeutic potential for mice with acute myocardial infarction (AMI). Read More

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Macrophage Biology and Mechanisms of Immune Suppression in Breast Cancer.

Front Immunol 2021 23;12:643771. Epub 2021 Apr 23.

Breast Tumor Immunology Laboratory, Dana-Farber Cancer Institute, Boston, MA, United States.

Macrophages are crucial innate immune cells that maintain tissue homeostasis and defend against pathogens; however, their infiltration into tumors has been associated with adverse outcomes. Tumor-associated macrophages (TAMs) represent a significant component of the inflammatory infiltrate in breast tumors, and extensive infiltration of TAMs has been linked to poor prognosis in breast cancer. Here, we detail how TAMs impede a productive tumor immunity cycle by limiting antigen presentation and reducing activation of cytotoxic T lymphocytes (CTLs) while simultaneously supporting tumor cell survival, angiogenesis, and metastasis. Read More

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Roles of Fibroblast Growth Factors and Their Therapeutic Potential in Treatment of Ischemic Stroke.

Front Pharmacol 2021 22;12:671131. Epub 2021 Apr 22.

School of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, China.

Stroke is the leading cause of death worldwide, and its treatment remains a challenge. Complex pathological processes are involved in stroke, which causes a reduction in the supply of oxygen and energy to the brain that triggers subsequent cascade events, such as oxidative stress, inflammatory responses and apoptosis, resulting in brain injury. Stroke is a devastating disease for which there are few treatments, but physical rehabilitation can help improve stroke recovery. Read More

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Adrenergic Receptor Stimulation Promotes Reperfusion in Ischemic Limbs in a Murine Diabetic Model.

Front Pharmacol 2021 22;12:666334. Epub 2021 Apr 22.

University of Sydney, Faculty of Medicine and Health, Sydney, NSW, Australia.

Peripheral arterial disease (PAD) is a major burden, resulting in limb claudication, repeated surgical interventions and amputation. There is an unmet need for improved medical management of PAD that improves quality of life, maintains activities of daily life and reduces complications. Nitric oxide (NO)/redox balance is a key regulator of angiogenesis. Read More

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Structural analysis and biological effects of a neutral polysaccharide from the fruits of Rosa laevigata.

Carbohydr Polym 2021 Aug 15;265:118080. Epub 2021 Apr 15.

State Key Laboratory of Medicinal Chemistry Biology, College of Pharmacy, Tianjin Key Laboratory of Molecular Drug Research, and Drug Discovery Center for Infectious Disease, Nankai University, Tianjin, 300350, People's Republic of China. Electronic address:

A neutral water-soluble polysaccharide (RLP50-2) was extracted and purified from the fruits of Rosa laevigata. The absolute molecular weight was determined as 1.26 × 10 g/mol. Read More

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Targeting the Cerebrovascular System: Next-Generation Biomarkers and Treatment for Mild Traumatic Brain Injury.

Neuroscientist 2021 May 8:10738584211012264. Epub 2021 May 8.

Department of Neuroscience, Monash University, Melbourne, Victoria, Australia.

The diagnosis, prognosis, and treatment of mild traumatic brain injuries (mTBIs), such as concussions, are significant unmet medical issues. The kinetic forces that occur in mTBI adversely affect the cerebral vasculature, making cerebrovascular injury (CVI) a pathophysiological hallmark of mTBI. Given the importance of a healthy cerebrovascular system in overall brain function, CVI is likely to contribute to neurological dysfunction after mTBI. Read More

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Hypoxia-dependent drivers of melanoma progression.

J Exp Clin Cancer Res 2021 May 8;40(1):159. Epub 2021 May 8.

Department of Sense Organs, Sapienza University of Rome, Rome, Italy.

Hypoxia, a condition of low oxygen availability, is a hallmark of tumour microenvironment and promotes cancer progression and resistance to therapy. Many studies reported the essential role of hypoxia in regulating invasiveness, angiogenesis, vasculogenic mimicry and response to therapy in melanoma. Melanoma is an aggressive cancer originating from melanocytes located in the skin (cutaneous melanoma), in the uveal tract of the eye (uveal melanoma) or in mucosal membranes (mucosal melanoma). Read More

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Application of stem cell-derived exosomes in ischemic diseases: opportunity and limitations.

J Transl Med 2021 May 8;19(1):196. Epub 2021 May 8.

Solid Tumor Research Center, Cellular and Molecular Medicine Research Institute, Urmia University of Medical Sciences, P.O. Box: 1138, 57147, Urmia, Iran.

Ischemic diseases characterized by an insufficient blood flow that leads to a decrease in oxygen and nutrient uptake by cells have emerged as an important contributor to both disability and death worldwide. Up-regulation of angiogenesis may be a key factor for the improvement of ischemic diseases. This article searched articles in PubMed with the following keywords: stem cells, exosomes, angiogenesis, ischemic diseases either alone or in grouping form. Read More

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INFLAMMATION IN CHILDHOOD EPILEPSY SYNDROMES.

Georgian Med News 2021 Mar(312):88-92

Tbilisi State Medical University, Department of Paediatric Neurology, Georgia.

Epilepsy is one of the most common neurological disorder affecting up to 1% of the world population. It is a heterogeneous disorder and includes genetic, structural, metabolic causes, sometimes reason is unknown. In recent 20 years inflammation has been considered as a possible etiologic factor in angiogenesis and epileptogenesis in experimental models but there is still lack of evidence if inflammation could be seen in clinical cases of children with different forms of epilepsy. Read More

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Discovery of thieno[2,3-d]pyrimidine-based derivatives as potent VEGFR-2 kinase inhibitors and anti-cancer agents.

Bioorg Chem 2021 Apr 27;112:104947. Epub 2021 Apr 27.

Department of Pharmaceutical Sciences, College of Pharmacy, AlMaarefa University, Ad Diriyah 13713, Riyadh, Saudi Arabia; Department of Pharmaceutical Organic Chemistry, Faculty of Pharmacy (Boys), Al-Azhar University, Cairo 11884, Egypt. Electronic address:

Vascular endothelial growth factor-2 (VEGFR-2) is considered one of the most important factors in tumor angiogenesis, and consequently a number of anticancer therapeutics have been developed to inhibit VEGFR-2 signaling. Accordingly, eighteen derivatives of thieno[2,3-d]pyrimidines having structural characteristics similar to VEGFR-2 inhibitors were designed and synthesized. Anticancer activities of the new derivatives were assessed against three human cancer cell lines (HCT-116, HepG2, and MCF-7) using MTT. Read More

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Spatially-directed angiogenesis using ultrasound-controlled release of basic fibroblast growth factor from acoustically-responsive scaffolds.

Acta Biomater 2021 May 5. Epub 2021 May 5.

Department of Radiology, University of Michigan, Ann Arbor, MI, USA; Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA; Applied Physics Program, University of Michigan, Ann Arbor, MI, USA. Electronic address:

Vascularization is a critical step following implantation of an engineered tissue construct in order to maintain its viability. The ability to spatially pattern or direct vascularization could be therapeutically beneficial for anastomosis and vessel in-growth. However, acellular and cell-based strategies to stimulate vascularization typically do not afford this control. Read More

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Injectable Hydrogel for Co-Delivery of 5-Azacytidine in Zein Protein Nanoparticles with Stem Cells for Cardiac Function Restoration.

Int J Pharm 2021 May 5:120673. Epub 2021 May 5.

Stem cell and Molecular Biology Laboratory, Bhupat and Jyoti Mehta School of Biosciences, Department of Biotechnology, Indian Institute of Technology Madras, Chennai-600036, TN, India. Electronic address:

Heart failure is major cause of mortality associated with mostly Myocardial infarction (MI). Transplanting mesenchymal stem cells (MSC) have exhibited potential role in myocardial regeneration. Secretion of immune-modulatory cytokines and various growth factors after transplantation plays significant role in remodelling process of MI region. Read More

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[Synergistic effect of polysaccharide from and oxaliplatin on colorectal cancer cells ].

Nan Fang Yi Ke Da Xue Xue Bao 2021 Apr;41(4):504-513

School of Pharmacy, Wannan Medical College, Wuhu 241002, China.

Objective: To explore the synergistic inhibitory effect of polysaccharide from (EPS) and oxaliplatin (Oxa) on colorectal cancer (CRC) HCT116 cells.

Objective: HCT116 cells were treated with 8 μg/mL Oxa and 100 μg/mL EPS alone or in combination, and the changes in cell viability was assessed with CCK-8 assay. CompuSyn software was used for fitting the Fa-CI curve to evaluate the combined effect of the two agents. Read More

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Spotlight on PSMA as a new theranostic biomarker for bladder cancer.

Sci Rep 2021 May 7;11(1):9777. Epub 2021 May 7.

IRCCS Istituto Romagnolo per lo Studio dei Tumori (IRST) "Dino Amadori", Via P. Maroncelli 40, 47014, Meldola, Italy.

Bladder cancer (BCa) patients are diagnosed by cytology and cystoscopy. However, these diagnostic tests bear some limitations. We sought for reliable biomarkers to better determine BCa extension. Read More

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Sphingosine 1-phosphate, a potential target in neovascular retinal disease.

Br J Ophthalmol 2021 May 7. Epub 2021 May 7.

School of Pharmacy, University College Cork, Cork, Ireland

Neovascular ocular diseases (such as age-related macular degeneration, diabetic retinopathy and retinal vein occlusion) are characterised by common pathological processes that contribute to disease progression. These include angiogenesis, oedema, inflammation, cell death and fibrosis. Currently available therapies target the effects of vascular endothelial growth factor (VEGF), the main mediator of pathological angiogenesis. Read More

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Macrophage miR-210 induction and metabolic reprogramming in response to pathogen interaction boost life-threatening inflammation.

Sci Adv 2021 May 7;7(19). Epub 2021 May 7.

Laboratory of Tumor Inflammation and Angiogenesis, CCB, VIB, Leuven, Belgium.

Unbalanced immune responses to pathogens can be life-threatening although the underlying regulatory mechanisms remain unknown. Here, we show a hypoxia-inducible factor 1α-dependent microRNA (miR)-210 up-regulation in monocytes and macrophages upon pathogen interaction. MiR-210 knockout in the hematopoietic lineage or in monocytes/macrophages mitigated the symptoms of endotoxemia, bacteremia, sepsis, and parasitosis, limiting the cytokine storm, organ damage/dysfunction, pathogen spreading, and lethality. Read More

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EphA2: A promising therapeutic target in breast cancer.

J Genet Genomics 2021 Mar 29. Epub 2021 Mar 29.

Key Laboratory of Animal Models and Human Disease Mechanisms of the Chinese Academy of Sciences and Yunnan Province, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, 650223, China; KIZ-CUHK Joint Laboratory of Bioresources and Molecular Research in Common Diseases, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, 650223, China; Affiliated Cancer Hospital & Institute of Guangzhou Medical University, Guangzhou, 510095, China. Electronic address:

EphA2 (ephrin type-A receptor 2), a receptor tyrosine kinase, is overexpressed in human breast cancers often linked to poor patient prognosis. Accumulating evidence demonstrates that EphA2 plays important roles in several critical processes associated with malignant breast progression, such as proliferation, survival, migration, invasion, drug resistance, metastasis, and angiogenesis. As its inhibition through multiple approaches can inhibit the growth of breast cancer and restore drug sensitivity, EphA2 has become a promising therapeutic target for breast cancer treatment. Read More

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NEDD4 regulates ubiquitination and stability of the cell adhesion molecule IGPR-1 via lysosomal pathway.

J Biomed Sci 2021 May 7;28(1):35. Epub 2021 May 7.

Department of Pathology, School of Medicine, Boston University Medical Campus, 670 Albany Street, Boston, MA, 02118, USA.

Background: The cell adhesion molecule IGPR-1 regulates various critical cellular processes including, cell-cell adhesion, mechanosensing and autophagy and plays important roles in angiogenesis and tumor growth; however, the molecular mechanism governing the cell surface levels of IGPR-1 remains unknown.

Results: In the present study, we used an in vitro ubiquitination assay and identified ubiquitin E3 ligase NEDD4 and the ubiquitin conjugating enzyme UbcH6 involved in the ubiquitination of IGPR-1. In vitro GST-pulldown and in vivo co-immunoprecipitation assays demonstrated that NEDD4 binds to IGPR-1. Read More

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Melatonin prevents blood-retinal barrier breakdown and mitochondrial dysfunction in high glucose and hypoxia-induced in vitro diabetic macular edema model.

Toxicol In Vitro 2021 May 5;75:105191. Epub 2021 May 5.

Trakya University, Faculty of Medicine, Department of Medical Biology, Edirne, Turkey.

Diabetic macular edema (DME) is a leading cause of blindness in diabetic retinopathy. Prolonged hyperglycemia plus hypoxia contributes to DME pathogenesis. Retinal pigmented epithelial cells comprise the outer blood-retinal barrier and are essential for maintaining physiological functioning of the retina. Read More

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Coronary Microvascular Adaptations Distal to Epicardial Artery Stenosis.

Am J Physiol Heart Circ Physiol 2021 May 7. Epub 2021 May 7.

Department of Physiology and Pharmacology and Michael E. DeBakey Institute for Comparative Cardiovascular Science and Biomedical Devices, College of Veterinary Medicine and Biomedical Sciences, Texas A&M University, College Station, TX 77843, United Statesgrid.264756.4.

Until recently, epicardial coronary stenosis has been considered the primary outcome of coronary heart disease and clinical interventions have been dedicated primarily to identification and removal of flow-limiting stenoses. However, a growing body of literature indicates that both epicardial stenosis and microvascular dysfunction contribute to damaging myocardial ischemia. In this review, we discuss the co-existence of macro- and microvascular disease, and how the structure and function of the distal microcirculation is impacted by the hemodynamic consequences of an epicardial, flow-limiting stenosis. Read More

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Chemokines orchestrate tumor cells and the microenvironment to achieve metastatic heterogeneity.

Cancer Metastasis Rev 2021 May 6. Epub 2021 May 6.

Department of Pathology and Microbiology, University of Nebraska Medical Center, 985900 Nebraska Medical Center, Omaha, NE, 68198-5900, USA.

Chemokines, a subfamily of the cell cytokines, are low molecular weight proteins known to induce chemotaxis in leukocytes in response to inflammatory and pathogenic signals. A plethora of literature demonstrates that chemokines and their receptors regulate tumor progression and metastasis. With these diverse functionalities, chemokines act as a fundamental link between the tumor cells and their microenvironment. Read More

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Lenvatinib-related renal microangiopathy: a case series.

Virchows Arch 2021 May 6. Epub 2021 May 6.

Department of Pathology, Johns Hopkins School of Medicine, Baltimore, MD, USA.

Tyrosine kinase inhibitors play an important role in the armamentarium against cancer. Lenvatinib is a multiple kinase inhibitor approved by the Food and Drugs Administration (FDA) for the treatment of advanced and radioresistant thyroid carcinomas and, in combination with everolimus, for renal cell carcinoma and unresectable hepatocellular carcinoma. The anti-tumoral activity is largely dependent on inhibition of neo-angiogenesis, and established side effects of anti-angiogenetic therapeutics include renal thrombotic microangiopathy (TMA). Read More

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Therapeutic Effects and Associated Mechanisms by which "Fuyang Jiedu Huayu" Granules Treat Chronic Liver Failure in the Rat.

Evid Based Complement Alternat Med 2021 17;2021:7634673. Epub 2021 Apr 17.

The First Affiliated Hospital of Guangxi University of Traditional Chinese Medicine, NanNing, GuangXi 530023, China.

Aim: Fuyang Jiedu Huayu (FYJDHY) granules are a combination of five traditional Chinese medicines with known therapeutic effects against chronic liver failure (CLF). The aim of the present study was to investigate the efficacy of FYJDHY to ameliorate the effects of carbon tetrachloride- (CCl4-) induced CLF in rats and to explore the possible molecular mechanisms underlying its therapeutic efficacy.

Methods: A model of chronic liver failure was established by intraperitoneal injection of 50% carbon tetrachloride into SD rats for 8 weeks. Read More

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Supramolecular Self-Assembled Nanofibers Efficiently Activate the Precursor of Hepatocyte Growth Factor for Angiogenesis in Myocardial Infarction Therapy.

ACS Appl Mater Interfaces 2021 May 6. Epub 2021 May 6.

Guangdong Provincial Biomedical Engineering Technology Research Center for Cardiovascular Disease, Department of Cardiology and Laboratory of Heart Center, Zhujiang Hospital, Southern Medical University, Guangzhou 510280, China.

The reconstruction of blood perfusion is a crucial therapeutic method to save and protect cardiac function after acute myocardial infarction (AMI). The activation of the hepatocyte growth factor precursor (pro-HGF) has a significant effect on promoting angiogenesis and antiapoptosis. The oxygen/glucose deprivation (OGD) caused by AMI could induce vascular adventitia fibroblasts to differentiate into myofibroblasts and secrete the pro-HGF. Read More

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A biolabel research based on metabonomics reveals the therapeutic potentials of Herba Lysimachiae in synovial diseases: The dual effects on synovial platelet aggregation by prostaglandin E1/E2.

J Chromatogr B Analyt Technol Biomed Life Sci 2021 Apr 20;1174:122726. Epub 2021 Apr 20.

The Research Institute of Medicine and Pharmacy, Qiqihar Medical University, Qiqihar 161006, PR China.

Previous research has demonstrated that Herba Lysimachiae (HL) exerts the dual effects on platelet aggregation in the synovium, which may contribute to its protection against synovial lesions under different situations. However, the mechanism is unclear. In the present experiment, a biolabel research based on metabonomics was used to mine the information about the intervention of HL on synovium at the metabolite level, which may help to analyze the regulation of HL on synovial platelet aggregation and its possible treatment in synovial diseases. Read More

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HDAC inhibitor, MS-275, increases vascular permeability by suppressing Robo4 expression in endothelial cells.

Tissue Barriers 2021 May 6:1911195. Epub 2021 May 6.

Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, Japan.

Roundabout guidance receptor 4 (Robo4) is an endothelial-specific membrane protein that suppresses pathological angiogenesis and vascular hyperpermeability by stabilizing endothelial cells. Robo4 suppresses severe systemic inflammation induced by pathogens and endotoxins and inhibits tumor growth and metastasis, therefore serving as a potential therapeutic target. Although the regulation of Robo4 expression through transcription factors and epigenetic mechanisms has been studied, the role of histone deacetylases (HDACs) has not been explored. Read More

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