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ANALISIS BROWNING BUAH PISANG KEPOK (Musa paradisiaca L.) SETELAH PERLAKUAN ASAM ASKORBAT DAN LIDAH BUAYA (Aloe barbadensis L.) Larasati, Ratri Mauluti; Lande, Martha Lulus; Zulkifli, Zulkifli; Wahyuningsih, Sri
Jurnal Penelitian Pertanian Terapan Vol 19, No 1 (2019)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (371.682 KB) | DOI: 10.25181/jppt.v19i1.1400

Abstract

Fruit is a necessity for most Indonesian people. Kepok banana is a climacteric fruit that can experience browning quickly. Therefore, this study was conducted to find a safe and effective material to prevent the browning process of kepok bananas. This study aims to determine the differences in the browning index, and the activity of the enzyme dehydrogenase in kepok banana cells. This study was conducted using a 2x3 factorial design. Factor A is ascorbic acid with 2 concentration levels namely 0% (b / v) and 5% (b / v). Factor B is Aloe (Aloebarbadensis L.) leaf extract with 3 levels, namely 0%, 5%, and 10%. The quantitative parameters are browning index and total dissolved carbohydrate content. The qualitative parameter is dehydrogenase enzyme activity. Levene test and variance analysis were carried out with 5% real level. The results obtained were kepok bananas with treatments coloured brighter than control. Ascorbic acid and Aloe (Aloe barbadensis L.) affect the browning index and dissolved total carbohydrate content of the sample. A decrease in dehydrogenase enzyme activity happened in the ascorbic acid treatment. Conclusions obtained from the study are ascorbic acid with a concentration of 5% can reduce the browning index of kepok banana by 31%, ascorbic acid with a concentration of 5% can maintain total dissolved carbohydrate content kepok banana as much as 53%, and Aloe extract 10% retain total dissolved carbohydrate content sample is 20%.
Latihan Fisik Continues Training dan Pengaruhnya terhadap Komponen Sistem Imun Larasati, Ratri Mauluti
Syntax Literate Jurnal Ilmiah Indonesia
Publisher : CV. Ridwan Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (411.55 KB) | DOI: 10.36418/syntax-literate.v6i2.4835

Abstract

Aktivitas fisik rutin dapat memberikan banyak manfaat bagi kesehatan tubuh. Berbagai studi mengenai hubungan antara latihan fisik dan pengaruhnya terhadap sistem imun menjadi tema yang menarik untuk diteliti. Efek latihan fisik terhadap sistem imun dan resikonya terhadap infeksi masih terus dikembangkan dan diteliti. Karya tulis ini merupakan literatur review yang ditulis dengan mengumpulkan literatur dari berbagai jurnal terkini dalam negeri maupun luar negeri. Literatur yang digunakan didapat melalui mesin pencari google scholar dengan kata kunci : excercise, immune system, immune components. Studi ini dilakukan untuk mengetahui bagaimana pengaruh latihan fisik terhadap komponen sistem imun sitokin, neutrofil, leukosit, sel NK, dan limfosit. Diketahui bahwa Latihan fisik continues training dapat mempengaruhi sistem imun dan komponen sel-sel imun. Secara umum hasil-hasil penelitian menunjukkan terjadinya penurunan dan peningkatan kadar sitokin dan sel NK, serta peningkatan jumlah neutrofil, leukosit, dan limfosit pasca latihan fisik