Publications by authors named "Houmin Li"

Background: Interdigital tinea pedis is a common type of tinea pedis that occurs between toes and is easy to recur. Recently, the skin microbiome analysis of interdigital tinea pedis showed changes in bacterial microbiome in addition to fungal infection.

Objectives: To investigate the efficacy and safety of clioquinol 3% cream in treating interdigital tinea pedis as well as characterize changes in the skin microbiome during treatment.

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Objective: Topical corticosteroids (TCS), topical calcineurin inhibitors (TCI), and phosphodiesterase 4 (PDE-4) inhibitors are three common topical anti-inflammatory agents for treating atopic dermatitis (AD). The purpose of our study was to understand Chinese dermatologists' perceptions and the factors influencing their choices of the three agents.

Methods: An online questionnaire survey was conducted between 25 July 2022 and 25 August 2022 among Chinese dermatologists.

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Rubber concrete (RC) has been used in fatigue-resistant components due to its durability, yet the numerical simulation of its fatigue properties remains in its early stages. This study proposes a cohesive zone model (CZM) that accounts for the accumulation of fatigue damage at the mesoscale to investigate the fatigue performance of RC. The model integrates static and fatigue damage in the CZM, effectively capturing damage caused by fatigue loading.

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Article Synopsis
  • Malassezia, a common fungus on skin, is linked to inflammatory skin diseases like atopic dermatitis and psoriasis.
  • A study found that applying Malassezia globosa to mice caused skin inflammation and activated specific immune signaling pathways (IL-17 and Th17 cells).
  • The research also showed that human skin cells (keratinocytes) released IL-23 when exposed to M. globosa, which is crucial for the formation of harmful Th17 cells, highlighting Malassezia’s role in worsening skin inflammation.
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Benvitimod has been successfully used in the treatment of psoriasis and atopic dermatitis (AD). However, the mechanism remains to be clarified. We aim to assess the effects of benvitimod on MC903-induced dermatitis in mice and to investigate the effects of benvitimod on filaggrin (FLG), involucrin (IVL), and loricrin (LOR) expressions and possible mechanism.

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  • Rubber concrete is studied for its durability in fatigue-resistant structures, focusing on a five-phase material model that includes various components such as rubber and the rubber-mortar interfacial transition zone (ITZ).
  • The ITZ, being a weak area in cement-based materials, significantly affects the mechanical properties and durability of concrete but is challenging to evaluate through standard experiments.
  • The study employs Monofactor analysis and the Plackett-Burman test to identify influencing parameters of the ITZ and uses numerical simulations to optimize these parameters, resulting in improved alignment of simulation data with experimental results, which applies to rubber concrete with varying rubber content.
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The incorporation of rubber can enhance concrete's durability and effectively reduce the damage caused by freeze-thaw cycling (FTC). Still, there has been only limited research on the damage mechanism of RC at the fine view level. To gain insight into the expansion process of uniaxial compression damage cracks in rubber concrete (RC) and summarize the internal temperature field distribution law during FTC, a fine RC thermodynamic model containing mortar, aggregate, rubber, water, and interfacial transition zone (ITZ) is established in this paper, and the cohesive element is selected for the ITZ part.

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Rubber concrete (RC) exhibits high durability due to the rubber admixture. It is widely used in a large number of fatigue-resistant structures. Mesoscale studies are used to study the composition of polymers, but there is no method for fatigue simulation of RC.

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  • The addition of rubber to concrete enhances its resistance to chloride ion attacks, making it beneficial for coastal areas, but traditional methods for measuring the chloride permeability coefficient (K) of rubber concrete (RC) lack accuracy and fail to account for multiple factors.
  • Machine learning (ML) techniques, known for their ability to handle complex, non-linear relationships, can provide improved predictions, but they can struggle with getting stuck in local optima due to parameter influences.
  • A mixed whale optimization algorithm (MWOA) was developed to enhance ML models, and after optimization, the MWOA significantly improved the prediction accuracy of three models (ELM, RF, ELMAN) compared to traditional ones, with the MWOA-ELM model achieving the
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Background: Disseminated fusariosis is a rare and fatal infection in immunocompromised patients.

Objectives: We report a case of disseminated amphotericin-resistant fusariosis in a paediatric patient with acute lymphoblastic leukaemia and review the features of reported disseminated fusariosis in China.

Materials & Methods: Case reports of disseminated fusariosis were searched from the Chinese literature over the last two decades.

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Cutaneous metastases are rare and often portend the aggressive malignancy and poor prognosis. We report a case of a 62-year-old man with a rapidly growing nodule on the left back for 2 months. The patient was diagnosed with lung adenocarcinoma shortly before the skin lesion presented.

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Conventional neural networks tend to fall into local extremum on large datasets, while the research on the strength of rubber concrete using intelligent algorithms to optimize artificial neural networks is limited. Therefore, to improve the prediction accuracy of rubber concrete strength, an artificial neural network model with hybrid algorithm optimization was developed in this study. The main strategy is to mix the simulated annealing (SA) algorithm with the particle swarm optimization (PSO) algorithm, using the SA algorithm to compensate for the weak global search capability of the PSO algorithm at a later stage while changing the inertia factor of the PSO algorithm to an adaptive state.

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is an acid-fast bacillus of rapidly growing mycobacteria (RGM) of nontuberculous mycobacteria (NTM). was considered nonpathogenic to humans until 1986, when the first patient was linked to the infection. To date, fewer than 100 cases have been reported in the literature, mainly related to various surgical procedures.

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Lichen sclerosis (LS) is an insidious, chronic, relapsing skin disease characterized by atrophic, porcelain-appearing plaques. It usually arises in the anogenital area, but some cases can present in extragenital regions with a variety of presentations, including a bullous variant. Topical corticosteroids are a first-line therapy and are usually the most effective treatment to induce remission of LS.

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Small-scale studies offer conflicting evidence regarding the relationship/association between psoriasis and insulin resistance by HOMA-IR (homeostasis model assessment of insulin resistance). The purpose of this study was to assess the association between baseline HOMA-IR and psoriasis incidence in a large-scale longitudinal cohort of postmenopausal women. The analysis included 21,789 postmenopausal women from the Women's Health Initiative.

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The Siberian Traps large igneous province (STLIP) is commonly invoked as the primary driver of global environmental changes that triggered the end-Permian mass extinction (EPME). Here, we explore the contributions of coeval felsic volcanism to end-Permian environmental changes. We report evidence of extreme Cu enrichment in the EPME interval in South China.

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Mucormycosis is an opportunistic fungal infection driven by subphylum Mucormycotina. Cutaneous mucormycosis is the third most common presentation of mucormycosis, and its characterized presentation is an indurated plaque that rapidly evolves to necrosis. is one of the most common dermatophytes that mainly cause superficial infections and seldom induce deep infections.

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Acral vitiligo often responses poorly to treatments. To observe whether pretreatment with ablative fractional CO laser aiding penetration of compound betamethasone solution plus NB-UVB could improve the response of refractory acral vitiligo. Subjects with symmetrical and stable acral vitiligo were enrolled in this study.

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Background: Cryopyrin-associated periodic syndrome (CAPS) is a group of rare, heterogeneous autoinflammatory disease characterized by interleukin (IL)-1β-mediated systemic inflammation and clinical symptoms involving skin, joints, central nervous system, and eyes. It encompasses a spectrum of three clinically overlapping autoinflammatory syndromes including familial cold autoinflammatory syndrome, Muckle-Wells syndrome (MWS), and neonatal-onset multisystem inflammatory disease. CAPS is associated with gain-of-function missense mutations in NOD-like receptor family pyrin domain-containing protein 3 (NLRP3), the gene encoding NLRP3.

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Background: Candida albicans (C. albicans) can become a pathogen causing superficial as well as life-threatening systemic infections, especially in immunocompromised patients. Many phenotypic attributes contribute to its capacity to colonize human organs.

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