共查询到18条相似文献,搜索用时 62 毫秒
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天然药物化学是药学专业的一门重要基础课,天然药物化学实验是天然药物化学教学体系中的一个重要环节。如何通过实验课程既让学生掌握实验的基本技能,又能培养学生的创新能力,是每一位教师都应该思考的问题。我们教研室在实验教学过程中,通过优化实验教学内容、增加设计性实验、建立更加完善的实验考核方案等手段,提高学生的专业实验技能,培养学生的独立思考能力和科研创新能力。 相似文献
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天然药物化学实验是药学类专业的必修课,是天然药物化学的重要组成部分。结合药学类专业的特点及自身的教学实践,针对天然药物化学实验教学的现状做了一系列的教学改革探索,通过优化教学内容、改进教学方法、建立合理的考核体系及开展“第二课堂”、“科研导师制”课外科学实践活动等一系列教学改革措施,为药学类专业天然药物化学实验课程的改革提供参考。 相似文献
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天然药物化学是一门注重理论与实践相结合的学科,也是药学专业必须掌握的一门重要的专业基础课程。参照卫生部对高职高专药学类专业的培养目标及新时期对高等药学应用型人才的要求,结合近年来天然药物化学教学中的体会,从教学方式、实验设置和考核方式等方面对教学进行了探索。 相似文献
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天然药物化学实验是天然药物化学课程中的一个重要部分,实验的目的在于通过实验对天然药物进行化学成分分离、结构鉴定和性状鉴别。实验教学是学生培养技能、提高科学素养和综合素质的重要途径,在天然药物化学教学过程中有着非常重要的作用。然而,目前天然药物化学实验教学仍存在诸多问题,如内容陈旧、不合理、考核方式单一等。本文分析了目前天然药物化学实验教学中存在的问题,提出了基于学生素质教育和创新能力培养的天然药物化学实验教学改革新思路,以期为提高天然药物化学实验教学质量提供一定参考。 相似文献
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基于问题的学习法在有机化学教学中的应用探讨 总被引:2,自引:0,他引:2
为提高教学质量,尝试将基于问题的学习法(PBL法)应用于《有机化学》教学中,构建以学生为中心、发展自主学习的技能的教学模式,创设适合于学生主动参与的新型教学环境,并对其具体操作模式进行探讨。发现该教学模式能激发学生的学习主动性、培养学生的自主学习能力和协作能力。 相似文献
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Renata Priscila Barros de Menezes Prof. Josean Fechine Tavares Prof. Massuo Jorge Kato Francisco Alex da Rocha Coelho Airton Lucas Sousa dos Santos Prof. Klinger Antonio da Franca Rodrigues Zoe L. Sessions Prof. Eugene N. Muratov Prof. Luciana Scotti Prof. Marcus Tullius Scotti 《ChemMedChem》2022,17(15):e202200196
Chagas disease, a neglected tropical disease, is endemic in 21 Latin American countries and particularly prevalent in Brazil. Chagas disease has drawn more attention in recent years due to its expansion into non-endemic areas. The aim of this work was to computationally identify and experimentally validate the natural products from an Annonaceae family as antichagasic agents. Through the ligand-based virtual screening, we identified 57 molecules with potential activity against the epimastigote form of T. cruzi. Then, 16 molecules were analyzed in the in vitro study, of which, six molecules displayed previously unknown antiepimastigote activity. We also evaluated these six molecules for trypanocidal activity. We observed that all six molecules have potential activity against the amastigote form, but no molecules were active against the trypomastigote form. 13-Epicupressic acid seems to be the most promising, as it was predicted as an active compound in the in silico study against the amastigote form of T. cruzi, in addition to having in vitro activity against the epimastigote form. 相似文献
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Bo Qiang Junyong Lai Hongwei Jin Liangren Zhang Zhenming Liu 《International journal of molecular sciences》2021,22(9)
A large proportion of lead compounds are derived from natural products. However, most natural products have not been fully tested for their targets. To help resolve this problem, a model using transfer learning was built to predict targets for natural products. The model was pre-trained on a processed ChEMBL dataset and then fine-tuned on a natural product dataset. Benefitting from transfer learning and the data balancing technique, the model achieved a highly promising area under the receiver operating characteristic curve (AUROC) score of 0.910, with limited task-related training samples. Since the embedding distribution difference is reduced, embedding space analysis demonstrates that the model’s outputs of natural products are reliable. Case studies have proved our model’s performance in drug datasets. The fine-tuned model can successfully output all the targets of 62 drugs. Compared with a previous study, our model achieved better results in terms of both AUROC validation and its success rate for obtaining active targets among the top ones. The target prediction model using transfer learning can be applied in the field of natural product-based drug discovery and has the potential to find more lead compounds or to assist researchers in drug repurposing. 相似文献