Woan-Ruoh Lee

Woan-Ruoh Lee
Taipei Medical University | TMU · Graduate Institute of Medical Sciences

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92
Publications
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Introduction
Skills and Expertise

Publications

Publications (92)
Article
Psoriasis is an autoimmune skin disorder presenting the excessive expression of interleukin (IL)-6. The topical use of small interfering RNA (siRNA) has been increasingly discovered for treating skin diseases. A delivery system capable of protecting siRNA while facilitating both skin targeting and cellular entrance is critical for the successful me...
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Biofilms of Cutibacterium (C.) acnes (formerly Propionibacterium acnes) are responsible for the persistence and antibiotic resistance of acne vulgaris. In addition to the standard treatments for acne vulgaris, a common adjunctive treatment is the topical administration of nicotinamide (NAM). However, the effects of NAM on biofilms of C. acnes have...
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Platelet-rich plasma (PRP) is rich in cytokines and growth factors and is a novel approach for tissue regeneration. It can be used for skin rejuvenation but the large molecular size of the actives limits its topical application. In this study, low-fluence laser-facilitated PRP was delivered to evaluate its effect on absorption through the skin, inf...
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In Taiwan, the incidence and prevalence of psoriatic arthritis (PsA) have risen significantly in recent years. Moreover, data from the Taiwan National Health Insurance Research Database (NHIRD) show that more than 85% of PsA patients are treated with just non-steroidal anti-inflammatory drugs (NSAIDs) and/or conventional synthetic disease-modifying...
Article
Immune checkpoint inhibitors, including anti‐programmed death 1 and anti‐programmed death ligand 1, have become prominent treatment options for various types of cancers. However, immune checkpoint inhibitors are associated with various cutaneous adverse events, one of which is psoriasiform drug eruption. Some cases of psoriasiform drug eruption can...
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Cigarette smoking is associated with an increased risk of melanoma metastasis. Smokers show higher PD-L1 expression and better responses to PD-1/PD-L1 inhibitors than nonsmokers. Here, we investigate whether nicotine, a primary constituent of tobacco, induces PD-L1 expression and promotes melanoma cell proliferation and migration, which is mediated...
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The poor permeability of topically applied macromolecules such as small interfering RNA (siRNA) has inhibited the translation to clinical application. In this study, the fractional CO2 laser-assisted approach was developed to describe siRNA permeation enhancement mediated by the created microchannels for silencing the gene to treat psoriasiform les...
Article
Fractional CO 2 laser treatment has been used in some clinical trials to promote topical drug delivery. Currently, there is no standard for laser settings to achieve a feasible therapy. The cutaneous recovery following laser treatment and its influence on drug absorption have not been well explored. This study evaluated the kinetics of laser-treate...
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Background:In vitro cell experiments show that microRNA-21 downregulates the PTEN and PDCD4 tumor suppressor and promote melanoma cell proliferation and invasion. We examined microRNA-21, PTEN, and PDCD4 expressions in various melanoma cells as well as in melanoma specimens to define the actual expression profile of these tumor regulators. Material...
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Background/Aim: Recent studies implied a significant role of hypoxia-inducible factor-1α (HIF1α) in cell transformation. This study aimed to assess the effects of HIF1α on the epithelial-to-mesenchymal transition (EMT) and tumorigenesis of lung adenocarcinoma cells. Materials and Methods: Invasion, migration and colony formation assays were used to...
Article
We recently showed that folic acid (FA) could decrease the proliferation rate of colorectal cancer cells in vitro and reduce the volume of COLO-205 tumor in vivo. Since cancer cell proliferation and migration are two major events during cancer development, we further examined whether FA could also affect the migration of colorectal cancer cells. Tr...
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Background/Objectives Plaque psoriasis is a debilitating condition that significantly affects patient well-being. Limited data are available regarding the effect of psoriasis and treatment on health-related quality of life (HRQoL) and work ability among Taiwanese patients. To document and compare HRQoL, treatment satisfaction, and work disability a...
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Purpose: Most of the investigations into laser-assisted skin permeation have used the intact skin as the permeation barrier. Whether the laser is effective in improving cutaneous delivery via barrier-defective skin is still unclear. Methods: In this study, ablative (Er:YAG) and non-ablative (Er:glass) lasers were examined for the penetration of...
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Malassezia folliculitis (MalF) mimics acne vulgaris and bacterial folliculitis in clinical presentations. The role of Gram staining in rapid diagnosis of MalF has not been well studied. In our study, 32 patients were included to investigate the utility of Gram staining for MalF diagnosis. The final diagnoses of MalF were determined according to cli...
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Background: Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN) are life-threatening reactions, mainly to drug, characterized by epidermal necrosis and mucous membrane ulceration. SCORTEN-predicted mortality has been used to assess the efficacy of treatments comparing with actual mortality. Several literatures about cyclosporine hav...
Article
Use of the ablative laser has been approved to enhance topical drug penetration. Investigation into the usefulness of the non-ablative laser for assisting drug delivery is very limited. In this study, we explored the safety and efficacy of the non-ablative fractional erbium:glass (Er:glass) laser as an enhancement approach to promote drug permeatio...
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Background Although targeted therapies have improved the clinical outcomes of cancer treatment, tumors resistance to targeted drug are often detected too late and cause mortality. CSE1L is secreted from tumor and its phosphorylation is regulated by ERK1/2. ERK1/2 is located downstream of various growth factor receptors and kinases, the targets of m...
Article
The Ras/ERK (extracellular signal-regulated protein kinase) and cAMP/PKA (protein kinase A) pathways are essential for the transcriptional activities of CREB (cAMP response element binding protein) and MITF (microphthalmia-associated transcription factor) in melanogenesis and the progression of melanoma. However, the interaction between Ras/ERK and...
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Background/Objective: This report describes the 2014 consensus of the Taiwanese Dermatological Association (TDA) regarding the treatment of atopic dermatitis (AD). The TDA consensus is distributed to practices throughout Taiwan to provide recommendations for therapeutic approaches for AD patients to improve their quality of life. Methods: The infor...
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Postoperative adverse outcomes in patients with pressure ulcer are not completely understood. This study evaluated the association between preoperative pressure ulcer and adverse events after major surgeries. Using reimbursement claims from Taiwan's National Health Insurance Research Database, we conducted a nationwide retrospective cohort study of...
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Melanoma is difficult to treat when it has metastasized. Discrimination between melanoma and benign nevi in melanocytic lesions is crucial for identifying melanomas and consequently improving melanoma treatment and prognosis. The chromosome segregation 1-like (CSE1L) protein has been implicated in cancer progression and is regulated by phosphorylat...
Article
Purpose: In this study, we aimed to illustrate the utility of fractional radiofrequency (RF) that generated microchannels in the skin, allowing delivery of peptide and siRNA via the skin. The mechanisms involved in the correlation between macromolecule permeation and skin structure were also elucidated. Methods: The morphology of the skin was ex...
Article
Alopecia usually cannot be cured because of the available drug therapy being unsatisfactory. To improve the efficiency of treatment, erbium–yttrium–aluminum–garnet (Er–YAG) laser treatment was conducted to facilitate skin permeation of antialopecia drugs such as minoxidil (MXD), diphencyprone (DPCP), and peptide. In vitro and in vivo percutaneous a...
Article
Zinc oxide nanoparticles (ZnO NPs) exhibit novel physiochemical properties and have found increasing use in sunscreen products and cosmetics. The potential toxicity is of increasing concern due to their close association with human skin. A time-of-flight secondary ion mass spectrometry (TOF-SIMS) and confocal laser scanning microscopy (CLSM) imagin...
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This study aimed to assess impact of different vehicles for laser-assisted skin drug delivery. We also tried to uncover the mechanisms by which different vehicles affect laser-aided skin permeation. Full-surface ablative (conventional) and fractional lasers were used to irradiate nude mouse skin. Imiquimod and 5-aminolevulinic acid (ALA) were used...
Article
The present study was conducted to evaluate the impacts of fractional erbium (Er):YAG and CO2 lasers on skin permeation of small interfering (si)RNA and plasmid (p)DNA vectors. In vitro skin delivery was determined with a Franz diffusion cell. In vivo absorption was investigated by observing fluorescence and confocal microscopic imaging. Fractional...
Article
Ras plays an important role in colorectal cancer progression. CSE1L (chromosome segregation 1-like) gene maps to 20q13, a chromosomal region that correlates with colorectal cancer development. We investigated the association of CSE1L with Ras in colorectal cancer progression. The effect of CSE1L on metastasis-stimulating activity of Ras was studied...
Article
Background: Pincer nail deformity (PND) is a dystrophy characterized by transverse overcurvature of the nail plate that may cause intractable pain and decrease the quality of life of patients. Objectives: To evaluated the efficacy of a superelastic nickel-titanium (SE NiTi) wire for the treatment of PND using transverse curvature improvement and...
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Background Colorectal carcinomas spread easily to nearby tissues around the colon or rectum, and display strong potential for invasion and metastasis. CSE1L, the chromosome segregation 1-like protein, is implicated in cancer progression and is located in both the cytoplasm and nuclei of tumor cells. We investigated the prognostic significance of cy...
Article
Purpose: To evaluate skin permeation enhancement mediated by fractional laser for different permeants, including hydroquinone, imiquimod, fluorescein isothiocyanate-labeled dextran (FD), and quantum dots. Methods: Skin received a single irradiation of a fractional CO(2) laser, using fluence of 2 or 4 mJ with densities of 100 ∼ 400 spots/cm(2). I...
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Tumor-derived microvesicles are rich in metastasis-related proteases and play a role in the interactions between tumor cells and tumor microenvironment in tumor metastasis. Because shed microvesicles may remain in the extracellular environment around tumor cells; the microvesicle membrane protein may be the potential target for cancer therapy. Here...
Article
Folate is important for normal cell division. Folate deficiency has been implicated in various diseases, including atherosclerosis, neural tube defects, and cancer. However, the effect of folate on angiogenesis was unclear. The aim of this study was to investigate the anti-angiogenic action of folic acid (FA). FA (0-10 μmol/L) concentration-depende...
Article
The chromosome segregation 1-like (CSE1L) protein is highly expressed in most cancers and has been shown to be secreted by tumor cells. We studied the presence of CSE1L in the urine of patients with bladder urothelial carcinomas. The results of our immunohistochemical analysis showed a high expression of CSE1L in bladder cancer specimens, while the...
Article
While laser skin resurfacing is expected to result in reduced barrier function and increased risk of drug absorption, the extent of the increment has not yet been systematically investigated. We aimed to establish the skin permeation profiles of tetracycline and sunscreens after exposure to the erbium:yttrium-aluminum-garnet (Er:YAG) laser during p...
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A porous structural oxide film was formed on titanium-niobium alloys (TiNb) by anodic oxidation after cathodic pretreatment. The effects of titanium hydride compounds on the formation of an oxide film and the structural properties of a TiNb matrix were investigated by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electro...
Article
Redundant skin laxity is a major feature of aging. Recently, radiofrequency has been introduced for nonablative tissue tightening by volumetric heating of the deep dermis. Despite the wide range of application based on this therapy, the effect of this technique on tissue and the subsequent tissue remodeling have not been investigated in detail. Our...
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Tumor invasion and metastasis are the main cause of cancer mortality. CSE1L/CAS, the cellular apoptosis susceptibility protein, is the human homologue of the yeast chromosome segregation gene product, CSE1. Pathological studies show that CSE1L is highly expressed in various cancers, such as lung cancer, breast cancer, liver cancer, ovarian cancer,...
Article
The aim of this study was to evaluate the ability of a low-fluence fractional erbium:yttrim-aluminum-garnet (Er:YAG) laser, with a wavelength of 2940 nm, for enhancing and controlling the skin permeation of imiquimod and macromolecules such as polypeptides and fluorescein isothiocyanate (FITC)-labeled dextran (FD). The in vitro permeation has been...
Article
We prepared ZnO-containing nanomaterials of different-sized native ZnO and isotope-enriched 68 ZnO nanoparticles (NPs) with well-characterized composition and applied them to HaCaT cells for in vitro cytotoxicity study. ToF-SIMS was applied to probe spatially-resolved intracellular changes. Elevated level of intracellular Zn correlated well with de...
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Microtubules are part of cell structures that play a role in regulating the migration of cancer cells. The cellular apoptosis susceptibility (CSE1L/CAS) protein is a microtubule-associated protein that is highly expressed in cancer. We report here that CSE1L regulates the association of α-tubulin with β-tubulin and promotes the migration of MCF-7 b...
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Colorectal glands are important functional organs in colorectal tissue and are also the origin of colorectal carcinomas. Epithelial cell polarization of colorectal glands is related to structural integrity and physiological functions of colorectal glands as well as colorectal carcinoma formation. The cellular apoptosis susceptibility (CSE1L/CAS) pr...
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The cellular apoptosis susceptibility (CSE1L/CAS) protein is highly expressed in cancer, and its expression is positively correlated with high cancer stage, high cancer grade, and worse outcomes of patients. CSE1L (or CAS) regulates chemotherapeutic drug-induced cancer cell apoptosis and may play important roles in mediating the cytotoxicities of c...
Article
The aim of this study was to examine the in vitro skin delivery and in vivo protoporphyrin IX (PpIX) accumulation of topically applied 5-aminolevulinic acid (ALA) enhanced by a fractional laser pretreatment. This was achieved by applying an array of microscopic treatment zones (MTZ) to the skin by ablation of superficial stratum corneum in a determ...
Article
Clear cell fibrous papule (FP) is a rare variant of FP. We report a 39-year-old female patient who presented with a dome-shaped papule on the nose. The diagnosis of clear cell FP was made based on histological and immunohistochemical studies. Interestingly, scattered S-100 cells were admixed within the lesion, a finding hitherto not reported. The S...
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RNA interference (RNAi) is rapidly becoming an important tool that is advancing research with therapeutic aims. It is necessary to develop efficient ways of guiding small interfering RNA (siRNA) to targeted tissues to induce an RNAi effect. Herein, we report on an active method for delivering macromolecular siRNA and its plasmid vector into the ski...
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Recently, multiphoton microscopy has gained much popularity as a noninvasive imaging modality in biomedical research. We evaluate the potential of multiphoton microscopy for monitoring laser-skin reaction in vivo. Nude mouse skin is irradiated with an erbium:YAG laser at various fluences and immediately imaged by a multiphoton microscope. The alter...
Article
Botulinum toxin type A (BTA) has been used on facial expressive muscles to reduce wrinkles. We assumed that intradermal injection with BTA on the middle and lower face can produce face-lifting and wrinkles-soothing effect by promoting collagen synthesis. Nine volunteers were included to undergo intradermal injections of a total dose of 20~25 U BTA...
Article
The high hydrophilicity and molecular weight of methotrexate (MTX) make it difficult to deliver via the skin route for treating psoriasis or rheumatoid arthritis. The objective of this study was to enhance and optimize the skin permeation of MTX using two physical techniques: an erbium:yttrium-aluminum-garnet (Er:YAG) laser and electroporation. In...
Article
Transdermal delivery of peptides and the related vaccines is attractive for treatment and prevention of diseases. However, this delivery method is limited by the low permeability of the stratum corneum (SC). The objective of this study was to enhance and control skin permeation of peptides and related vaccines using an erbium:yttrium-aluminum-garne...
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To assess laser therapies in clinical practice, histologic examinations were commonly used. But histologic examinations were invasive and not real-time in nature. In this work, we validate multiphoton microscopy as a useful modality in evaluating laser-tissue reaction in vivo. Multiphoton microscopy based on femtosecond titanium-sapphire laser syst...
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Because of their low oral bioavailabilities and short half-lives, it may be more feasible to administer narcotic analgesics via the skin. However, this delivery method is limited by the low permeability of the stratum corneum (SC). The aim of this study was to enhance the transdermal delivery of three narcotic drugs, including morphine, nalbuphine,...
Article
Cisplatin is a potent anticancer drug for treating melanoma. The aim of this study was to evaluate the possibility of using liposomes, for intratumoral distribution in a melanoma, composed of phosphatidylethanolamine (PE), for its cytotoxicity. The in vitro drug release, in vitro cytotoxicity against melanoma, and in vivo residence time in the tumo...
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Keloids arise from the aberrant wound healing process and nitric oxide (NO) plays an important role in the inflammation stage of wound healing. In order to better define the potential effect of NO/cGMP signal pathway in the keloid pathogenesis, the enhancing effect of exogenous NO (released from NO donor) on collagen expression in the keloid fibrob...
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The excessive accumulation of extracellular matrix is a hallmark of many fibrotic diseases, including the hypertrophic scar and keloid. Recent reports from this research team had shown that exogenous nitric oxide (NO) participates in the keloid formation; however, its role on the synthesis of fibrotic factor (TGF-beta1, TIMP-1 and HSP47) in the kel...