Won‐Jun Jang

ORCID: 0000-0001-6598-0810
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About
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Research Areas
  • Neurotransmitter Receptor Influence on Behavior
  • Metabolomics and Mass Spectrometry Studies
  • Cancer, Hypoxia, and Metabolism
  • Adipose Tissue and Metabolism
  • Forensic Toxicology and Drug Analysis
  • Tryptophan and brain disorders
  • Heat shock proteins research
  • Cannabis and Cannabinoid Research
  • Protein Structure and Dynamics
  • Pancreatic and Hepatic Oncology Research
  • Lung Cancer Treatments and Mutations
  • Autophagy in Disease and Therapy
  • Cancer Cells and Metastasis
  • RNA and protein synthesis mechanisms
  • Cellular Mechanics and Interactions
  • Skin and Cellular Biology Research
  • Circadian rhythm and melatonin
  • Cancer-related Molecular Pathways
  • Marine Sponges and Natural Products
  • Amino Acid Enzymes and Metabolism
  • Bioactive Compounds and Antitumor Agents
  • Peroxisome Proliferator-Activated Receptors
  • Epigenetics and DNA Methylation
  • Cancer, Stress, Anesthesia, and Immune Response
  • Acne and Rosacea Treatments and Effects

Keimyung University
2015-2024

Korea Advanced Institute of Science and Technology
2024

Pusan National University
2010-2018

Ajou University
2018

Gachon University
2018

Angiogenesis is an important mediator of tumor progression. As tumors expand, diffusion distances from the existing vascular supply increases, resulting in hypoxia cancer cells. Sustained expansion a mass requires new blood vessel formation to provide rapidly proliferating cells with adequate oxygen and nutrients. The key regulator hypoxia-induced angiogenesis transcription factor known as hypoxia-inducible (HIF)-1. HIF-1alpha stabilized by reactive species (ROS) enhances expression several...

10.1111/j.1600-079x.2009.00742.x article EN Journal of Pineal Research 2010-01-25

Matrix metalloproteinase-9 (MMP-9) plays an important role in the invasion and metastasis of cancer cells. The synthesis secretion MMP-9 can be stimulated by a variety stimuli, including cytokines phorbol 12-myristate 13-acetate (PMA), during various pathological processes, such as tumor invasion, atherosclerosis, inflammation, rheumatoid arthritis, whereas MMP-2 is usually expressed constitutively. Delphinidin, anthocyanidin present pigmented fruits vegetables, possesses potent antioxidant,...

10.1089/jmf.2013.3077 article EN Journal of Medicinal Food 2014-07-07

Abstract The concept of drug repositioning has recently received considerable attention in the field oncology. In present study, we propose that paroxetine can be used as a potent anticancer drug. Paroxetine, one selective serotonin reuptake inhibitors (SSRIs), been widely prescribed for treatment depression and anxiety disorders. Recently, SSRIs have reported to activity various types cancer cells; however, underlying mechanisms their action are not yet known. this investigated potential...

10.1111/jcmm.14011 article EN cc-by Journal of Cellular and Molecular Medicine 2018-11-13

Mitochondrial dysfunction has been found to be associated with various pathological conditions, particularly cancer. However, the mechanisms underlying tumor malignancy induced by mitochondrial are not fully understood. In present study, effects of on epithelial-mesenchymal transition (EMT), were investigated using mitochondrial-depleted ρ0 cells derived from Hep3B hepatocarcinoma cell line. The Hep3B/ρ0 displayed EMT phenotype more aggressive migration and higher invasiveness compared their...

10.3892/ijo.2015.3154 article EN International Journal of Oncology 2015-09-10

Abstract Statins are a class of lipid‐lowering drugs that have recently been used in drug repositioning the treatment human cancer. However, underlying mechanism statin‐induced cancer cell death has not clearly defined. In present study, we evaluated anticancer effect pitavastatin on oral squamous carcinoma (OSCC), SCC15 and SCC4 cells found FOXO3a might be direct target pitavastatin‐induced death. Our data revealed selectively suppressed viability induced intrinsic apoptosis...

10.1111/jcmm.15389 article EN cc-by Journal of Cellular and Molecular Medicine 2020-05-14

Methamphetamine (MA) is a highly addictive central nervous system stimulant. Drug addiction not static condition but rather chronically relapsing disorder. Hair valuable and stable specimen for chronic toxicological monitoring as it retains toxicants metabolites. The primary focus of this study was to discover the metabolic effects encompassing diverse pathological symptoms MA addiction. Therefore, alterations were investigated in human hair following heavy abuse using both targeted...

10.3390/ijms21176041 article EN International Journal of Molecular Sciences 2020-08-21

Backgrounds Freezing of gait (FoG) is a common and debilitating symptom Parkinson's disease (PD) that can lead to falls reduced quality life. Wearable sensors have been used detect FoG, but current methods limitations in accuracy practicality. In this paper, we aimed develop deep learning model using pressure sensor data from wearable insoles accurately FoG PD patients. Methods We recruited 14 patients collected multiple trials standardized walking test the Pedar insole system. proposed...

10.3389/fnagi.2024.1437707 article EN cc-by Frontiers in Aging Neuroscience 2024-07-18

Persistent neurochemical disturbances by repeating drug reward and withdrawal lead to addiction. Particularly, withdrawal, usually starting within hours of the last dose, is considered as a critical step in transition addiction treatment clue. The aim this study was uncover metabolic effects associated with methamphetamine (MA) short-term abstinence using both non-targeted targeted metabolomics. Metabolic alterations were investigated rat plasma collected immediately after 16 days MA...

10.1021/acs.jproteome.9b00363 article EN Journal of Proteome Research 2019-09-17

Molecular and metabolic alterations in cancer cells are one of the leading causes acquired resistance to chemotherapeutics. In this study, we explored an experimental strategy identify which these can induce erlotinib human pancreatic cancer. Using genetically matched erlotinib-sensitive (BxPC-3) erlotinib-resistant (BxPC-3ER) cells, conducted a multi-omics analysis metabolomes transcriptomes cells. Untargeted targeted metabolomic analyses revealed significant changes pathways involved...

10.18632/oncotarget.21572 article EN Oncotarget 2017-10-06

Although epidermal growth factor receptor‐tyrosine kinase inhibitors ( EGFR ‐ TKI s) have been introduced for the treatment of non‐small cell lung cancer NSCLC ), emergence secondary T790M mutation in or amplification Met proto‐oncogene restrain clinical success s. Since heat shock protein‐90 (Hsp90) stabilizes various oncoproteins including and c‐Met, inhibition Hsp90 activity appears as a rational strategy to develop anticancer drugs. Despite preclinical efficacy geldanamycin‐anasamycin GA...

10.1111/cas.12497 article EN cc-by-nc-nd Cancer Science 2014-08-13

The current method for diagnosing methamphetamine use disorder (MUD) relies on self-reports and interviews with psychiatrists, which lack scientific rigor. This highlights the need novel biomarkers to accurately diagnose MUD. In this study, we identified transcriptome using hair follicles proposed a diagnostic model monitoring MUD treatment process. We performed RNA sequencing analysis follicle cells from healthy controls former patients who had been detained in past illegal of (MA)....

10.3390/ijms24108672 article EN International Journal of Molecular Sciences 2023-05-12

One of the most prominent hallmarks cancer cells is their dependency on glycolytic pathway for energy production. As a potent inhibitor glycolysis, 2-deoxy-d-glucose (2DG) has been proposed treatment and extensively investigated in clinical studies. Moreover, 2DG reported to interfere with other biological processes including glycosylation. To further understand overall effect metabolic alteration by 2DG, we performed biochemical metabolomics analyses oral squamous cell carcinoma lines. In...

10.3390/metabo9090188 article EN cc-by Metabolites 2019-09-17

Pancreatic cancer is one of the most lethal types cancer, due to difficulty in early detection and limited efficacy available treatments. Erlotinib used inhibit epidermal growth factor receptor for treatment pancreatic cancer; however, erlotinib resistance a major issue mechanisms underlying development remain unclear. To better understand alterations tumor metabolism by acquired erlotinib, an erlotinib‑resistant cell line (HPAC‑ER) was established, followed comparison metabolic...

10.3892/ol.2017.5940 article EN Oncology Letters 2017-03-28

The effective cure for oral squamous cell carcinoma (OSCC) patients is challenging due late diagnosis and fatal metastasis. standard OSCC often depends on the subjective interpretation of conventional histopathology. Additionally, there no way prognosis. Over past decade, nano-mechanical stiffness has been considered as a quantitative measure cancer diagnosis. Nevertheless, its application to prognosis still in primitive stage. In this study, we investigated whether progression can be...

10.1248/bpb.b16-00266 article EN Biological and Pharmaceutical Bulletin 2016-01-01
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