. Martini
Biochemistry Laboratory, Medical Faculty of Sebelas Maret University, Surakarta

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Pengaruh Pemberian Ekstrak Biji Mahoni (Swietenia mahagoni Jacq.) terhadap Penurunan Kadar Alanin Transaminase Mencit (Mus musculus) yang Diinduksi Parasetamol Sabila, Aflifia Birruni; Putranto, R.P. Andri; Martini, .
Nexus Biomedika Vol 2, No 2 (2013): Nexus Biomedika
Publisher : Nexus Biomedika

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Background: Seeds of Swietenia mahagoni Jacq. contain various antioxidants such as alkaloids, saponins, flavonoids, triterpenoids, steroids, and tannins. They are thought having hepatoprotector effect. This study aimed to know the influence of Swietenia mahagoni Jacq. to decrease alanin transaminase level in paracetamol-induced mice. Methods: Samples were 25 male mice, Swiss webster strain, 2-3 months old  and + 25 g of weight, each. Samples were divided into 5 groups, each group consisted of 5 mice. Group K(-) were administered aquadest, while group K(+) were administered curcuma with the dose of 25 mg/25 g body weight of mice for 14 days. Group  P1, P2 and P3 were consecutively administered mahagony seed extract with the dose of 0 mg, 14 mg and 28 mg/25 g body weight of mice for 14 days. Paracetamol was administered to groups of K(+), P1, P2, and P3 on the 12th, 13th, and 14th day. On the 15th day, blood samples were taken and the ALT (alanine transaminase) level was measured with a Model 902 Automatic Analyzer Hitachi. Data were analyzed by the Kruskal-Wallis test (α = 0.05) and Post Hoc Mann Whitney test (α = 0.05). Results: Mean rate of alanine transmainase of group K(-), K(+), P1, P2 and P3 was 54.04  ± 7.74 U/L; 46.74 ± 3.33 U/L; 173.5 ± 39.445 U/L;  88.90 ± 37.04 U/L and 73.18 ± 7.46 U/L, consecutively Conclusions: There was correlation between the oral administration of mahagony seed extract (Swietenia mahogany Jacq.) and the decrease of alanin transaminase level in paracetamol-induced mice. Keywords: Alanin Transaminase (ALT), Seed extract of Swietenia mahagony Jacq.,
汉语动词重叠形式偏误分析 (以丹戎布拉国立大学师范学院汉语专业大二学生为例) Martini, .; ., Ina; ., Suhardi
Jurnal Pendidikan dan Pembelajaran Khatulistiwa Vol 3, No 10 (2014): Oktober 2014
Publisher : Jurnal Pendidikan dan Pembelajaran Khatulistiwa

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摘要: 重叠是汉语的一种重要的语法手段,其中动词重叠形式复杂、 功能多样、语义丰富。动词重叠作为使用较多的这种重叠一直是语言界研究的重点,也是外国人学习汉语的一大难点。为了了解丹戎布拉国立大学师范 学院汉语专业大二学生掌握汉语动词重叠形式的情况、出现的问题及产生 偏误的原因,笔者使用描述性研究法与文献研究法对大二39位学生使用  动词重叠形式产生的偏误进行统计与分析,发现了问题所在,并提出相关 建议。通过研究,笔者发现学生很少使用汉语动词重叠形式进行日常交际、很少使用词典、对汉语动词重叠形式不熟悉、不知道动词重叠形式的用法 也将影响汉语动词重叠形式的困难。 关键词:汉语动词重叠形式 偏误分析 Abstract: Reduplication is one of the important part of Mandarin grammar because the verb forms are complicated. It’s has many functions and contains many kinds of meaning. Reduplication verb is often used as the emphasis in language research. In addition, reduplication verb is a difficult point for foreign learners in learning Mandarin. The writer used descriptive study and literature research method to understand the learners learning condition, to conclude the problem that arise and the causes of the problems in learning reduplication verb forms in Mandarin towards 39 the fourth semester students of Mandarin language study program of Tanjungpura University. In this research, the writer found many students seldom used the reduplication verb forms to have some conversations, seldom used a dictionary, they are not understand the reduplication verb forms with their functions, and also influence others problem in using the reduplication verb forms. Keywords:  Reduplication Verb Forms in Mandarin, Error Analysis