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  • Open Access

    ARTICLE

    Optimised CNN Architectures for Handwritten Arabic Character Recognition

    Salah Alghyaline*

    CMC-Computers, Materials & Continua, Vol.79, No.3, pp. 4905-4924, 2024, DOI:10.32604/cmc.2024.052016

    Abstract Handwritten character recognition is considered challenging compared with machine-printed characters due to the different human writing styles. Arabic is morphologically rich, and its characters have a high similarity. The Arabic language includes 28 characters. Each character has up to four shapes according to its location in the word (at the beginning, middle, end, and isolated). This paper proposed 12 CNN architectures for recognizing handwritten Arabic characters. The proposed architectures were derived from the popular CNN architectures, such as VGG, ResNet, and Inception, to make them applicable to recognizing character-size images. The experimental results on three More >

  • Open Access

    ARTICLE

    The Impact of Sleep Determination on Procrastination before Bedtime: The Role of Anxiety

    Na Liu1, Junxiu Wang2,3, Wanli Zang4,*

    International Journal of Mental Health Promotion, Vol.26, No.5, pp. 377-387, 2024, DOI:10.32604/ijmhp.2024.047808

    Abstract Objective: The importance of good sleep for energy recovery and overall physical and mental health cannot be overstated. However, the increasing competitiveness of society, diversifying lifestyles, and the rapid spread of the internet and electronic devices have significantly impacted people’s sleep patterns, particularly through bedtime procrastination. Therefore, this study aims to investigate the relationship and underlying mechanisms between sleep determination, anxiety, and bedtime procrastination among the Chinese population. Method: The study utilized data from a national survey—the China Residents’ Sleep Condition Survey (November 2021, with 6,037 participants). By constructing mediation and moderation models, it analyzed the… More >

  • Open Access

    ARTICLE

    Inhibitors of PI3K/ERK1/2/p38 MAPK Show Preferential Activity Against Endocrine-Resistant Breast Cancer Cells

    Maitham A. Khajah, Princy M. Mathew, Yunus A. Luqmani

    Oncology Research, Vol.25, No.8, pp. 1283-1295, 2017, DOI:10.3727/096504017X14883245308282

    Abstract Current mainstream pharmacological options for the treatment of endocrine-resistant breast cancer have limitations in terms of their side effect profile and lack of discrimination between normal and cancer cells. In the current study, we assessed the responses of normal breast epithelial cells MCF10A, estrogen receptorpositive (ER+ ) MCF-7, and ER-silenced pII breast cancer cells to inhibitors (either individually or in combination) of downstream signaling molecules. The expression/activity of ERK1/2, p38 MAPK, and Akt was determined by Western blotting. Cell proliferation, motility, and invasion were determined using MTT, wound healing, and Matrigel assays, respectively. Morphological changes… More >

  • Open Access

    ARTICLE

    CXCL5 Plays a Promoting Role in Osteosarcoma Cell Migration and Invasion in Autocrine- and Paracrine-Dependent Manners

    Hongsheng Dang, Wuzhou Wu, Bo Wang, Cao Cui, Juwei Niu, Jie Chen, Ziqiu Chen, Yi Liu

    Oncology Research, Vol.25, No.2, pp. 177-186, 2017, DOI:10.3727/096504016X14732772150343

    Abstract CXCL5, a CXC-type chemokine, is an important attractant for granulocytic immune cells by binding to its receptor CXCR2. Recently, CXCL5/CXCR2 has been found to play an oncogenic role in many human cancers. However, the exact role of CXCL5 in osteosarcoma cell migration and invasion has not been revealed. Here we found that the protein expression of CXCL5 was significantly increased in osteosarcoma tissues compared with that in matched adjacent nontumor tissues. Moreover, the expression of CXCL5 was significantly associated with advanced clinical stage and metastasis. Further investigation showed that the CXCL5 expression levels were also… More >

  • Open Access

    ARTICLE

    Characterization and Selection of Microcrystalline Cellulose from Oil Palm Empty Fruit Bunches for Strengthening Hydrogel Films

    Susi Susi1,2,*, Makhmudun Ainuri3,*, Wagiman Wagiman3, Mohammad Affan Fajar Falah3

    Journal of Renewable Materials, Vol.12, No.3, pp. 513-537, 2024, DOI:10.32604/jrm.2024.045586

    Abstract Microcrystalline cellulose (MCC) is one of the cellulose derivatives produced as a result of the depolymerization of a part of cellulose to achieve high crystallinity. When implemented in other polymers, high crystallinity correlates with greater strength and stiffnes, but it can reduce the water-holding capacity. The acid concentration and hydrolysis time will affect the acquisition of crystallinity and water absorption capacity, both of which have significance as properties of hydrogel filler. The study aimed to evaluate the properties and select the MCC generated from varying the proportion of hydrochloric acid (HCl) and the appropriate hydrolysis… More > Graphic Abstract

    Characterization and Selection of Microcrystalline Cellulose from Oil Palm Empty Fruit Bunches for Strengthening Hydrogel Films

  • Open Access

    ARTICLE

    Effect of N,N-Dimethylacetamide/lithium chloride modified microcrystalline cellulose (MCC) on the processing behaviour and properties of celluloserubber (NBR and EPDM) composites

    LAVANYA, R1, NATCHIMUTHU, N2,*

    Journal of Polymer Materials, Vol.38, No.1-2, pp. 89-100, 2021, DOI:10.32381/JPM.2021.38.1-2.8

    Abstract Rubber composites of nitrile (NBR) and Ethylene-Propylene-Diene (EPDM) containing unmodified and modified microcrystalline cellulose(MCC) are evaluated for their processing behaviour. The used modified MCC (T-MCC) was treated by N,N-dimethylacetamide/lithium chloride (DMAc/ LiCl).ATR-FTIR spectra of NBR-MCC composites have indicated N-H stretching and bending vibrations and confirmed interactions between nitrile rubber and MCC. AFM studies have indicated that the average roughness of NBR-T-MCC was significantly reduced when compared to that of NBR-untreated MCC. Important processing parameters such as scorch time and cure time are found to decrease significantly for both NBR and EPDM composites withT-MCC. Mechanical properties More >

  • Open Access

    EDITORIAL

    Favoriser la démocratie en santé

    Sabine Dutheil1, Marie-Frédérique Bacqué2, Kristopher Lamore3,*

    Psycho-Oncologie, Vol.18, No.1, pp. 5-7, 2024, DOI:10.32604/po.2024.050924

    Abstract This article has no abstract. More >

  • Open Access

    ARTICLE

    Des patients impliqués dans le financement de la recherche. Retour sur l’expérience inédite du groupe de travail ECLAIR du Cancéropôle CLARA

    Julien Biaudet1,*, Lisa Laroussi-Libeault2, Mauricette Michallet3, Laurie Panse2, Raymond Merle4

    Psycho-Oncologie, Vol.18, No.1, pp. 17-22, 2024, DOI:10.32604/po.2023.043536

    Abstract Cet article vise à partager une expérience innovante d’organisation et de financement de la recherche ayant impliqué les premiers concernés : les patients. Le groupe de travail « ECLAIR » du Cancéropôle Lyon Auvergne-Rhône-Alpes (CLARA) a été créé en fin d’année 2020 dans le but de contribuer à l’élaboration d’un appel à projets portant sur l’expérience patient en cancérologie, ouvert en janvier 2021. Constitué au départ de 8 membres dont 7 patients, coordonné par un chef de projets du CLARA, le groupe de travail ECLAIR a activement contribué à l’écriture du cahier des charges de… More >

  • Open Access

    ARTICLE

    La diplomation de patient•es partenaires en oncologie : un dispositif soutenant l’engagement du patient•e en oncologie

    Lennize Pereira Paulo1,2,*, Catherine Tourette-Turgis1,2, Marie-Paule Vannier1,3

    Psycho-Oncologie, Vol.18, No.1, pp. 9-15, 2024, DOI:10.32604/po.2023.042981

    Abstract Cet article présente l’histoire et les enjeux de la diplomation des patients en la posant comme un dispositif de soutien de l’engagement des patients et des usagers du système de santé. Un ensemble de lois relatives aux droits des malades et à la qualité du système de santé permettent l’intégration des patients dans le système de santé mais elles se heurtent à la non-préparation des institutions à ce nouveau champ de pratiques. La diplomation des patients nécessite des transformations dans les modes d’accueil et de financement des universités et aussi dans les méthodes pédagogiques qui More >

  • Open Access

    ARTICLE

    Démocratie en santé et narration : une synthèse des connaissances

    Rossi Silvia1,2,*, Sandrine de Montgolfier1,3, Joëlle Kivits4

    Psycho-Oncologie, Vol.18, No.1, pp. 33-41, 2024, DOI:10.32604/po.2024.042709

    Abstract Objectif: La démocratie en santé nécessite de disposer d’outils et de méthodologies pour impliquer les acteurs non scientifiques dans l’élaboration et la mise en œuvre des politiques de santé. La narration pourrait être un des outils qui permettent de rendre la démocratie en santé effective. Notre objectif est de voir comment la narration est mobilisée en lien avec la démocratie en santé, de décrire les objectifs de son usage, la méthodologie adoptée et les résultats obtenus. Matériel et méthodes: Nous avons réalisé une revue de la littérature narrative. Notre équation de recherche a été composée par le… More >

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