Judul: Gaya Pengasuhan, Pola Komunikasi, Kelekatan, dan Hubungannya dengan Kepuasan Remaja
Abstrak: This research aimed to analyze parenting style, communication pattern (communication type and time allocation), attachment, and correlation with adolescence’s satisfaction. The location of this research is in SMP Negeri 1 Dramaga and adolescence’s house arround Dramaga Subdistrict, Bogor District. This research used cross sectional design, involved 30 male adolescences, 30 female adolescences and 60 mothers as participant. The samples choosen by stratified random sampling. Data was collected through interview using structured questionnaire. Data was analyzed by descriptive, independent sample t-test, and Pearson corellation analysis. The result of this research shows that mostly adolescence have democratic parenting style perception. Almost two-thirds of male adolescence perceive communication type structural traditionalism, more than twothirds female adolescence and mother perceive family communication types expresiveness. More than half adolescence and mother have 5-15 minutes each day for communication each other. The categorize of attachment is high security for all adolescence and more than three-fourth adolescence’s satisfaction is average. There was positive significant correlation between parenting style with communication type, communication type with attachment, and attachment with adolescence’s satisfaction
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Judul: Komunikasi dan Kelekatan Orang Tua, Kelekatan Teman Sebaya, serta Kepuasan Hidup Remaja berdasarkan Status Bekerja Ibu
Abstrak: This study aimed to analyze the influences of parent communication and attachment to peer attachment and adolescent life satisfaction. The samples of this study is a family with teenagers aged 12-15 years, as many as 100 families were selected randomly from two villages in Tanah Sareal, Bogor City. Data was collected through interview using questionnaires. The results showed there was significant different a type of positive communication was according father perception, peer attachment as alienation dimension, adolescent life satisfaction as global, self, and school dimensions. The results of correlation test showed there was significant relationship between parent’s communication, parent and peer attachment with adolescent life satisfaction. The based of regression test, the factor’s which the influences of peer attachment that female, employment mother’s, family incomes, and mother’s communication, where as the factor’s which the influences of adolescence life satisfaction that was employment mother’s, father’s communication, and peer attachment.
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Judul: Pemurnian dan Pencirian Enzim Tripsin dari Ikan Lele (Clarias sp.).
Abstrak: Perkembangan industri perikanan telah meningkatkan minat pemanfaatan limbah jeroan ikan yang tidak dapat dimakan sebagai sumber enzim pencernaan terutama protease (tripsin). Tripsin merupakan suatu enzim yang penting untuk dikembangkan sebagai katalis dalam pembuatan vaksin. Vaksin pada umumnya menggunakan tripsin yang berasal dari babi, yang menimbulkan masalahan kehalalan bagi umat muslim di dunia. Oleh karena itu, penelitian ini bertujuan memurnikan dan mencirikan enzim tripsin dari ikan lele (Clarias sp.). Metode pemurnian ialah, pengendapan menggunakan ragam konsentrasi amonium sulfat (0–80%) dan dialisis. Aktivitas enzim tertinggi diperoleh pada pengendapan menggunakan amonium sulfat dengan konsentrasi 20–40% dengan aktivitas spesifik 6.397 U/mg protein. Selanjutnya enzim didialisis dan menghasilkan aktivitas spesifik yang lebih tinggi, yaitu 26.448 U/mg protein. Aktivitas optimum dari enzim yang telah dimurnikan berada pada pH dan suhu berturut-turut 7.0 dan 50 °C. Aktivitas enzim stabil pada pH 7.0–9.0 dan suhu di bawah 50 °C setelah inkubasi selama 60 menit.
Keyword: catfish (Clarias sp.), halal, specific activities, trypsin, viscera